Refactor student selection screen (#2087)

app/build.gradle

@@ -186,7 +186,7 @@ ext {
 }
 
 dependencies {
-    implementation "io.github.wulkanowy:sdk:1.8.3"
+    implementation "io.github.wulkanowy:sdk:a3b97edd48"
 
     coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:1.1.8'
 

app/src/main/java/io/github/wulkanowy/data/mappers/RegisterUserMapper.kt

@@ -0,0 +1,87 @@
+package io.github.wulkanowy.data.mappers
+
+import io.github.wulkanowy.data.db.entities.Student
+import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.*
+import io.github.wulkanowy.sdk.Sdk
+import io.github.wulkanowy.sdk.mapper.mapSemesters
+import java.time.Instant
+import io.github.wulkanowy.sdk.scrapper.register.RegisterStudent as SdkRegisterStudent
+import io.github.wulkanowy.sdk.scrapper.register.RegisterUser as SdkRegisterUser
+
+fun SdkRegisterUser.mapToPojo(password: String) = RegisterUser(
+    email = email,
+    login = login,
+    password = password,
+    baseUrl = baseUrl,
+    loginType = loginType,
+    symbols = symbols.map { registerSymbol ->
+        RegisterSymbol(
+            symbol = registerSymbol.symbol,
+            error = registerSymbol.error,
+            userName = registerSymbol.userName,
+            schools = registerSymbol.schools.map {
+                RegisterUnit(
+                    userLoginId = it.userLoginId,
+                    schoolId = it.schoolId,
+                    schoolName = it.schoolName,
+                    schoolShortName = it.schoolShortName,
+                    parentIds = it.parentIds,
+                    studentIds = it.studentIds,
+                    employeeIds = it.employeeIds,
+                    error = it.error,
+                    students = it.subjects
+                        .filterIsInstance<SdkRegisterStudent>()
+                        .map { registerSubject ->
+                            RegisterStudent(
+                                studentId = registerSubject.studentId,
+                                studentName = registerSubject.studentName,
+                                studentSecondName = registerSubject.studentSecondName,
+                                studentSurname = registerSubject.studentSurname,
+                                className = registerSubject.className,
+                                classId = registerSubject.classId,
+                                isParent = registerSubject.isParent,
+                                semesters = registerSubject.semesters
+                                    .mapSemesters()
+                                    .mapToEntities(registerSubject.studentId),
+                            )
+                        },
+                )
+            }
+        )
+    }
+)
+
+fun RegisterStudent.mapToStudentWithSemesters(
+    user: RegisterUser,
+    symbol: RegisterSymbol,
+    unit: RegisterUnit,
+    colors: List<Long>,
+): StudentWithSemesters = StudentWithSemesters(
+    semesters = semesters,
+    student = Student(
+        email = user.login, // for compatibility
+        userName = symbol.userName,
+        userLoginId = unit.userLoginId,
+        isParent = isParent,
+        className = className,
+        classId = classId,
+        studentId = studentId,
+        symbol = symbol.symbol,
+        loginType = user.loginType.name,
+        schoolName = unit.schoolName,
+        schoolShortName = unit.schoolShortName,
+        schoolSymbol = unit.schoolId,
+        studentName = "$studentName $studentSurname",
+        loginMode = Sdk.Mode.SCRAPPER.name,
+        scrapperBaseUrl = user.baseUrl,
+        mobileBaseUrl = "",
+        certificateKey = "",
+        privateKey = "",
+        password = user.password,
+        isCurrent = false,
+        registrationDate = Instant.now(),
+    ).apply {
+        avatarColor = colors.random()
+    },
+)

app/src/main/java/io/github/wulkanowy/data/pojos/RegisterUser.kt

@@ -0,0 +1,43 @@
+package io.github.wulkanowy.data.pojos
+
+import io.github.wulkanowy.data.db.entities.Semester
+import io.github.wulkanowy.sdk.scrapper.Scrapper
+
+data class RegisterUser(
+    val email: String,
+    val password: String,
+    val login: String, // may be the same as email
+    val baseUrl: String,
+    val loginType: Scrapper.LoginType,
+    val symbols: List<RegisterSymbol>,
+) : java.io.Serializable
+
+data class RegisterSymbol(
+    val symbol: String,
+    val error: Throwable?,
+    val userName: String,
+    val schools: List<RegisterUnit>,
+) : java.io.Serializable
+
+data class RegisterUnit(
+    val userLoginId: Int,
+    val schoolId: String,
+    val schoolName: String,
+    val schoolShortName: String,
+    val parentIds: List<Int>,
+    val studentIds: List<Int>,
+    val employeeIds: List<Int>,
+    val error: Throwable?,
+    val students: List<RegisterStudent>,
+) : java.io.Serializable
+
+data class RegisterStudent(
+    val studentId: Int,
+    val studentName: String,
+    val studentSecondName: String,
+    val studentSurname: String,
+    val className: String,
+    val classId: Int,
+    val isParent: Boolean,
+    val semesters: List<Semester>,
+) : java.io.Serializable

app/src/main/java/io/github/wulkanowy/data/repositories/StudentRepository.kt

@@ -11,6 +11,8 @@ import io.github.wulkanowy.data.db.entities.StudentNickAndAvatar
 import io.github.wulkanowy.data.db.entities.StudentWithSemesters
 import io.github.wulkanowy.data.exceptions.NoCurrentStudentException
 import io.github.wulkanowy.data.mappers.mapToEntities
+import io.github.wulkanowy.data.mappers.mapToPojo
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.sdk.Sdk
 import io.github.wulkanowy.utils.AppInfo
 import io.github.wulkanowy.utils.DispatchersProvider
@@ -52,6 +54,14 @@ class StudentRepository @Inject constructor(
         sdk.getStudentsFromScrapper(email, password, scrapperBaseUrl, symbol)
             .mapToEntities(password, appInfo.defaultColorsForAvatar)
 
+    suspend fun getUserSubjectsFromScrapper(
+        email: String,
+        password: String,
+        scrapperBaseUrl: String,
+        symbol: String
+    ): RegisterUser = sdk.getUserSubjectsFromScrapper(email, password, scrapperBaseUrl, symbol)
+        .mapToPojo(password)
+
     suspend fun getStudentsHybrid(
         email: String,
         password: String,

app/src/main/java/io/github/wulkanowy/ui/modules/login/LoginActivity.kt

@@ -8,10 +8,11 @@ import android.os.Bundle
 import android.view.MenuItem
 import androidx.core.content.ContextCompat
 import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentManager.POP_BACK_STACK_INCLUSIVE
 import androidx.fragment.app.commit
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.R
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.databinding.ActivityLoginBinding
 import io.github.wulkanowy.ui.base.BaseActivity
 import io.github.wulkanowy.ui.modules.login.advanced.LoginAdvancedFragment
@@ -76,8 +77,8 @@ class LoginActivity : BaseActivity<LoginPresenter, ActivityLoginBinding>(), Logi
         openFragment(LoginSymbolFragment.newInstance(loginData))
     }
 
-    fun navigateToStudentSelect(studentsWithSemesters: List<StudentWithSemesters>) {
-        openFragment(LoginStudentSelectFragment.newInstance(studentsWithSemesters))
+    fun navigateToStudentSelect(loginData: LoginData, registerUser: RegisterUser) {
+        openFragment(LoginStudentSelectFragment.newInstance(loginData, registerUser))
     }
 
     fun navigateToNotifications() {
@@ -105,6 +106,8 @@ class LoginActivity : BaseActivity<LoginPresenter, ActivityLoginBinding>(), Logi
     }
 
     private fun openFragment(fragment: Fragment, clearBackStack: Boolean = false) {
+        supportFragmentManager.popBackStack(fragment::class.java.name, POP_BACK_STACK_INCLUSIVE)
+
         supportFragmentManager.commit {
             replace(R.id.loginContainer, fragment)
             setReorderingAllowed(true)

app/src/main/java/io/github/wulkanowy/ui/modules/login/LoginData.kt

@@ -6,4 +6,5 @@ data class LoginData(
     val login: String,
     val password: String,
     val baseUrl: String,
+    val symbol: String?,
 ) : Serializable

app/src/main/java/io/github/wulkanowy/ui/modules/login/advanced/LoginAdvancedFragment.kt

@@ -8,7 +8,7 @@ import android.widget.ArrayAdapter
 import androidx.core.widget.doOnTextChanged
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.R
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.databinding.FragmentLoginAdvancedBinding
 import io.github.wulkanowy.sdk.Sdk
 import io.github.wulkanowy.ui.base.BaseFragment
@@ -327,8 +327,8 @@ class LoginAdvancedFragment :
         (activity as? LoginActivity)?.navigateToSymbolFragment(loginData)
     }
 
-    override fun navigateToStudentSelect(studentsWithSemesters: List<StudentWithSemesters>) {
-        (activity as? LoginActivity)?.navigateToStudentSelect(studentsWithSemesters)
+    override fun navigateToStudentSelect(loginData: LoginData, registerUser: RegisterUser) {
+        (activity as? LoginActivity)?.navigateToStudentSelect(loginData, registerUser)
     }
 
     override fun onResume() {

app/src/main/java/io/github/wulkanowy/ui/modules/login/advanced/LoginAdvancedPresenter.kt

@@ -4,9 +4,15 @@ import io.github.wulkanowy.data.Resource
 import io.github.wulkanowy.data.db.entities.StudentWithSemesters
 import io.github.wulkanowy.data.logResourceStatus
 import io.github.wulkanowy.data.onResourceNotLoading
+import io.github.wulkanowy.data.pojos.RegisterStudent
+import io.github.wulkanowy.data.pojos.RegisterSymbol
+import io.github.wulkanowy.data.pojos.RegisterUnit
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.StudentRepository
 import io.github.wulkanowy.data.resourceFlow
 import io.github.wulkanowy.sdk.Sdk
+import io.github.wulkanowy.sdk.scrapper.Scrapper
+import io.github.wulkanowy.sdk.scrapper.getNormalizedSymbol
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.modules.login.LoginData
 import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
@@ -142,19 +148,23 @@ class LoginAdvancedPresenter @Inject constructor(
                     is Resource.Success -> {
                         analytics.logEvent(
                             "registration_form",
-                        "success" to true,
-                        "students" to it.data.size,
-                        "error" to "No error"
-                    )
-                    val loginData = LoginData(
-                        login = view?.formUsernameValue.orEmpty().trim(),
-                        password = view?.formPassValue.orEmpty().trim(),
-                        baseUrl = view?.formHostValue.orEmpty().trim()
-                    )
-                    when (it.data.size) {
-                        0 -> view?.navigateToSymbol(loginData)
-                        else -> view?.navigateToStudentSelect(it.data)
-                    }
+                            "success" to true,
+                            "students" to it.data.size,
+                            "error" to "No error"
+                        )
+                        val loginData = LoginData(
+                            login = view?.formUsernameValue.orEmpty().trim(),
+                            password = view?.formPassValue.orEmpty().trim(),
+                            baseUrl = view?.formHostValue.orEmpty().trim(),
+                            symbol = view?.formSymbolValue.orEmpty().trim().getNormalizedSymbol(),
+                        )
+                        when (it.data.size) {
+                            0 -> view?.navigateToSymbol(loginData)
+                            else -> view?.navigateToStudentSelect(
+                                loginData = loginData,
+                                registerUser = it.data.toRegisterUser(loginData),
+                            )
+                        }
                     }
                     is Resource.Error -> {
                         analytics.logEvent(
@@ -173,6 +183,58 @@ class LoginAdvancedPresenter @Inject constructor(
             }.launch("login")
     }
 
+    private fun List<StudentWithSemesters>.toRegisterUser(loginData: LoginData) = RegisterUser(
+        email = loginData.login,
+        password = loginData.password,
+        login = loginData.login,
+        baseUrl = loginData.baseUrl,
+        loginType = firstOrNull()?.student?.loginType?.let(
+            Scrapper.LoginType::valueOf
+        ) ?: Scrapper.LoginType.AUTO,
+        symbols = this
+            .groupBy { students -> students.student.symbol }
+            .map { (symbol, students) ->
+                RegisterSymbol(
+                    symbol = symbol,
+                    error = null,
+                    userName = "",
+                    schools = students
+                        .groupBy { student ->
+                            Triple(
+                                first = student.student.schoolSymbol,
+                                second = student.student.userLoginId,
+                                third = student.student.schoolShortName
+                            )
+                        }
+                        .map { (groupKey, students) ->
+                            val (schoolId, loginId, schoolName) = groupKey
+                            RegisterUnit(
+                                students = students.map {
+                                    RegisterStudent(
+                                        studentId = it.student.studentId,
+                                        studentName = it.student.studentName,
+                                        studentSecondName = it.student.studentName,
+                                        studentSurname = it.student.studentName,
+                                        className = it.student.className,
+                                        classId = it.student.classId,
+                                        isParent = it.student.isParent,
+                                        semesters = it.semesters,
+                                    )
+                                },
+                                userLoginId = loginId,
+                                schoolId = schoolId,
+                                schoolName = schoolName,
+                                schoolShortName = schoolName,
+                                parentIds = listOf(),
+                                studentIds = listOf(),
+                                employeeIds = listOf(),
+                                error = null
+                            )
+                        }
+                )
+            },
+    )
+
     private suspend fun getStudentsAppropriatesToLoginType(): List<StudentWithSemesters> {
         val email = view?.formUsernameValue.orEmpty()
         val password = view?.formPassValue.orEmpty()

app/src/main/java/io/github/wulkanowy/ui/modules/login/advanced/LoginAdvancedView.kt

@@ -1,6 +1,7 @@
 package io.github.wulkanowy.ui.modules.login.advanced
 
 import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.ui.base.BaseView
 import io.github.wulkanowy.ui.modules.login.LoginData
 
@@ -72,7 +73,7 @@ interface LoginAdvancedView : BaseView {
 
     fun navigateToSymbol(loginData: LoginData)
 
-    fun navigateToStudentSelect(studentsWithSemesters: List<StudentWithSemesters>)
+    fun navigateToStudentSelect(loginData: LoginData, registerUser: RegisterUser)
 
     fun setErrorPinRequired()
 

app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormFragment.kt

@@ -9,7 +9,7 @@ import androidx.core.view.isVisible
 import androidx.core.widget.doOnTextChanged
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.R
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.databinding.FragmentLoginFormBinding
 import io.github.wulkanowy.ui.base.BaseFragment
@@ -226,8 +226,8 @@ class LoginFormFragment : BaseFragment<FragmentLoginFormBinding>(R.layout.fragme
         (activity as? LoginActivity)?.navigateToSymbolFragment(loginData)
     }
 
-    override fun navigateToStudentSelect(studentsWithSemesters: List<StudentWithSemesters>) {
-        (activity as? LoginActivity)?.navigateToStudentSelect(studentsWithSemesters)
+    override fun navigateToStudentSelect(loginData: LoginData, registerUser: RegisterUser) {
+        (activity as? LoginActivity)?.navigateToStudentSelect(loginData, registerUser)
     }
 
     override fun openAdvancedLogin() {

app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormPresenter.kt

@@ -93,7 +93,7 @@ class LoginFormPresenter @Inject constructor(
         if (!validateCredentials(email, password, host)) return
 
         resourceFlow {
-            studentRepository.getStudentsScrapper(
+            studentRepository.getUserSubjectsFromScrapper(
                 email = email,
                 password = password,
                 scrapperBaseUrl = host,
@@ -109,14 +109,14 @@ class LoginFormPresenter @Inject constructor(
                 }
             }
             .onResourceSuccess {
-                when (it.size) {
-                    0 -> view?.navigateToSymbol(LoginData(email, password, host))
-                    else -> view?.navigateToStudentSelect(it)
+                val loginData = LoginData(email, password, host, symbol)
+                when (it.symbols.size) {
+                    0 -> view?.navigateToSymbol(loginData)
+                    else -> view?.navigateToStudentSelect(loginData, it)
                 }
                 analytics.logEvent(
                     "registration_form",
                     "success" to true,
-                    "students" to it.size,
                     "scrapperBaseUrl" to host,
                     "error" to "No error"
                 )
@@ -134,7 +134,6 @@ class LoginFormPresenter @Inject constructor(
                 analytics.logEvent(
                     "registration_form",
                     "success" to false,
-                    "students" to -1,
                     "scrapperBaseUrl" to host,
                     "error" to it.message.ifNullOrBlank { "No message" }
                 )

app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormView.kt

@@ -1,6 +1,6 @@
 package io.github.wulkanowy.ui.modules.login.form
 
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.ui.base.BaseView
 import io.github.wulkanowy.ui.modules.login.LoginData
 
@@ -60,7 +60,7 @@ interface LoginFormView : BaseView {
 
     fun navigateToSymbol(loginData: LoginData)
 
-    fun navigateToStudentSelect(studentsWithSemesters: List<StudentWithSemesters>)
+    fun navigateToStudentSelect(loginData: LoginData, registerUser: RegisterUser)
 
     fun openPrivacyPolicyPage()
 

app/src/main/java/io/github/wulkanowy/ui/modules/login/studentselect/LoginStudentSelectAdapter.kt

@@ -2,65 +2,182 @@ package io.github.wulkanowy.ui.modules.login.studentselect
 
 import android.annotation.SuppressLint
 import android.view.LayoutInflater
-import android.view.View
 import android.view.ViewGroup
+import androidx.core.view.isVisible
+import androidx.recyclerview.widget.DiffUtil.ItemCallback
+import androidx.recyclerview.widget.ListAdapter
 import androidx.recyclerview.widget.RecyclerView
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
-import io.github.wulkanowy.databinding.ItemLoginStudentSelectBinding
+import io.github.wulkanowy.R
+import io.github.wulkanowy.databinding.*
 import javax.inject.Inject
 
+@SuppressLint("SetTextI18n")
 class LoginStudentSelectAdapter @Inject constructor() :
-    RecyclerView.Adapter<LoginStudentSelectAdapter.ItemViewHolder>() {
+    ListAdapter<LoginStudentSelectItem, RecyclerView.ViewHolder>(Differ) {
 
-    private val checkedList = mutableMapOf<Int, Boolean>()
+    override fun getItemViewType(position: Int): Int = getItem(position).type.ordinal
 
-    var items = emptyList<Pair<StudentWithSemesters, Boolean>>()
-        set(value) {
-            field = value
-            checkedList.clear()
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
+        val inflater = LayoutInflater.from(parent.context)
+        return when (LoginStudentSelectItemType.values()[viewType]) {
+            LoginStudentSelectItemType.EMPTY_SYMBOLS_HEADER -> EmptySymbolsHeaderViewHolder(
+                ItemLoginStudentSelectEmptySymbolHeaderBinding.inflate(inflater, parent, false),
+            )
+            LoginStudentSelectItemType.SYMBOL_HEADER -> SymbolsHeaderViewHolder(
+                ItemLoginStudentSelectHeaderSymbolBinding.inflate(inflater, parent, false)
+            )
+            LoginStudentSelectItemType.SCHOOL_HEADER -> SchoolHeaderViewHolder(
+                ItemLoginStudentSelectHeaderSchoolBinding.inflate(inflater, parent, false)
+            )
+            LoginStudentSelectItemType.STUDENT -> StudentViewHolder(
+                ItemLoginStudentSelectStudentBinding.inflate(inflater, parent, false)
+            )
+            LoginStudentSelectItemType.HELP -> HelpViewHolder(
+                ItemLoginStudentSelectHelpBinding.inflate(inflater, parent, false)
+            )
         }
+    }
 
-    var onClickListener: (StudentWithSemesters, alreadySaved: Boolean) -> Unit = { _, _ -> }
+    override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
+        when (holder) {
+            is EmptySymbolsHeaderViewHolder -> holder.bind(getItem(position) as LoginStudentSelectItem.EmptySymbolsHeader)
+            is SymbolsHeaderViewHolder -> holder.bind(getItem(position) as LoginStudentSelectItem.SymbolHeader)
+            is SchoolHeaderViewHolder -> holder.bind(getItem(position) as LoginStudentSelectItem.SchoolHeader)
+            is StudentViewHolder -> holder.bind(getItem(position) as LoginStudentSelectItem.Student)
+            is HelpViewHolder -> holder.bind(getItem(position) as LoginStudentSelectItem.Help)
+        }
+    }
 
-    override fun getItemCount() = items.size
+    private class EmptySymbolsHeaderViewHolder(
+        private val binding: ItemLoginStudentSelectEmptySymbolHeaderBinding,
+    ) : RecyclerView.ViewHolder(binding.root) {
 
-    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int) = ItemViewHolder(
-        ItemLoginStudentSelectBinding.inflate(LayoutInflater.from(parent.context), parent, false)
-    )
-
-    @SuppressLint("SetTextI18n")
-    override fun onBindViewHolder(holder: ItemViewHolder, position: Int) {
-        val (studentAndSemesters, alreadySaved) = items[position]
-        val student = studentAndSemesters.student
-        val semesters = studentAndSemesters.semesters
-        val diary = semesters.maxByOrNull { it.semesterId }
-
-        with(holder.binding) {
-            loginItemName.text = "${student.studentName} ${diary?.diaryName.orEmpty()}"
-            loginItemSchool.text = student.schoolName
-            loginItemName.isEnabled = !alreadySaved
-            loginItemSchool.isEnabled = !alreadySaved
-            loginItemSignedIn.visibility = if (alreadySaved) View.VISIBLE else View.GONE
-
-            with(loginItemCheck) {
-                isEnabled = !alreadySaved
-                keyListener = null
-                isChecked = checkedList[position] ?: false
+        fun bind(item: LoginStudentSelectItem.EmptySymbolsHeader) {
+            with(binding) {
+                loginStudentSelectEmptySymbolChevron.rotation = if (item.isExpanded) 270f else 90f
+                root.setOnClickListener { item.onClick() }
             }
+        }
+    }
 
-            root.setOnClickListener {
-                onClickListener(studentAndSemesters, alreadySaved)
+    private class SymbolsHeaderViewHolder(
+        private val binding: ItemLoginStudentSelectHeaderSymbolBinding,
+    ) : RecyclerView.ViewHolder(binding.root) {
+
+        fun bind(item: LoginStudentSelectItem.SymbolHeader) {
+            with(binding) {
+                loginStudentSelectHeaderSymbolValue.text = buildString {
+                    append(root.context.getString(R.string.mobile_device_symbol))
+                    append(": ")
+                    append(item.humanReadableName ?: item.symbol.symbol)
+                    if (!item.humanReadableName.isNullOrBlank()) {
+                        append(" (${item.symbol.symbol})")
+                    }
+                }
+                loginStudentSelectHeaderSymbolUsername.text = item.symbol.userName
+                loginStudentSelectHeaderSymbolUsername.isVisible = item.symbol.userName.isNotBlank()
+                loginStudentSelectHeaderSymbolError.text = item.symbol.error?.message
+                loginStudentSelectHeaderSymbolError.isVisible = item.symbol.error != null
+                loginStudentSelectHeaderSymbolError.maxLines = when {
+                    item.isErrorExpanded -> Int.MAX_VALUE
+                    else -> 2
+                }
+
+                if (item.symbol.error != null) {
+                    root.setOnClickListener { item.onClick(item.symbol) }
+                } else root.setOnClickListener(null)
+            }
+        }
+    }
+
+    private class SchoolHeaderViewHolder(
+        private val binding: ItemLoginStudentSelectHeaderSchoolBinding,
+    ) : RecyclerView.ViewHolder(binding.root) {
+
+        fun bind(item: LoginStudentSelectItem.SchoolHeader) {
+            with(binding) {
+                loginStudentSelectHeaderSchoolName.text = buildString {
+                    append(item.unit.schoolName.trim())
+                    append(" (")
+                    append(item.unit.schoolShortName)
+                    append(")")
+                }
+                loginStudentSelectHeaderSchoolDetails.isVisible = item.unit.students.isEmpty()
+                loginStudentSelectHeaderSchoolError.text = item.unit.error?.message
+                loginStudentSelectHeaderSchoolError.isVisible = item.unit.error != null
+                loginStudentSelectHeaderSchoolError.maxLines = when {
+                    item.isErrorExpanded -> Int.MAX_VALUE
+                    else -> 2
+                }
+
+                if (item.unit.error != null) {
+                    root.setOnClickListener { item.onClick(item.unit) }
+                } else root.setOnClickListener(null)
+            }
+        }
+    }
+
+    private class StudentViewHolder(
+        private val binding: ItemLoginStudentSelectStudentBinding,
+    ) : RecyclerView.ViewHolder(binding.root) {
+
+        fun bind(item: LoginStudentSelectItem.Student) {
+            val student = item.student
+            val semesters = student.semesters
+            val diary = semesters.maxByOrNull { it.semesterId }
+
+            with(binding) {
+                loginItemName.text = "${student.studentName} ${student.studentSurname}"
+                loginItemName.isEnabled = item.isEnabled
+                loginItemSignedIn.text = if (!item.isEnabled) {
+                    root.context.getString(R.string.login_signed_in)
+                } else diary?.diaryName
 
                 with(loginItemCheck) {
-                    if (isEnabled) {
-                        isChecked = !isChecked
-                        checkedList[position] = isChecked
-                    }
+                    keyListener = null
+                    isEnabled = item.isEnabled
+                    isChecked = item.isSelected || !item.isEnabled
+                }
+
+                root.isEnabled = item.isEnabled
+                root.setOnClickListener {
+                    item.onClick(item)
                 }
             }
         }
     }
 
-    class ItemViewHolder(val binding: ItemLoginStudentSelectBinding) :
-        RecyclerView.ViewHolder(binding.root)
+    private class HelpViewHolder(
+        private val binding: ItemLoginStudentSelectHelpBinding,
+    ) : RecyclerView.ViewHolder(binding.root) {
+
+        fun bind(item: LoginStudentSelectItem.Help) {
+            with(binding) {
+                loginStudentSelectHelpSymbol.isVisible = item.isSymbolButtonVisible
+                loginStudentSelectHelpSymbol.setOnClickListener { item.onEnterSymbolClick() }
+                loginStudentSelectHelpMail.setOnClickListener { item.onContactUsClick() }
+                loginStudentSelectHelpDiscord.setOnClickListener { item.onDiscordClick() }
+            }
+        }
+    }
+
+    private object Differ : ItemCallback<LoginStudentSelectItem>() {
+
+        override fun areItemsTheSame(
+            oldItem: LoginStudentSelectItem, newItem: LoginStudentSelectItem
+        ): Boolean = when {
+            oldItem is LoginStudentSelectItem.EmptySymbolsHeader && newItem is LoginStudentSelectItem.EmptySymbolsHeader -> true
+            oldItem is LoginStudentSelectItem.SymbolHeader && newItem is LoginStudentSelectItem.SymbolHeader -> {
+                oldItem.symbol == newItem.symbol
+            }
+            oldItem is LoginStudentSelectItem.Student && newItem is LoginStudentSelectItem.Student -> {
+                oldItem.student == newItem.student
+            }
+            else -> oldItem == newItem
+        }
+
+        override fun areContentsTheSame(
+            oldItem: LoginStudentSelectItem, newItem: LoginStudentSelectItem
+        ): Boolean = oldItem == newItem
+    }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/login/studentselect/LoginStudentSelectFragment.kt

@@ -2,17 +2,16 @@ package io.github.wulkanowy.ui.modules.login.studentselect
 
 import android.os.Bundle
 import android.view.View
-import android.view.View.GONE
-import android.view.View.VISIBLE
 import androidx.core.os.bundleOf
-import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.core.view.isVisible
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.R
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.databinding.FragmentLoginStudentSelectBinding
 import io.github.wulkanowy.ui.base.BaseFragment
 import io.github.wulkanowy.ui.modules.login.LoginActivity
+import io.github.wulkanowy.ui.modules.login.LoginData
 import io.github.wulkanowy.utils.AppInfo
 import io.github.wulkanowy.utils.openEmailClient
 import io.github.wulkanowy.utils.openInternetBrowser
@@ -36,12 +35,23 @@ class LoginStudentSelectFragment :
     @Inject
     lateinit var preferencesRepository: PreferencesRepository
 
-    companion object {
-        const val ARG_STUDENTS = "STUDENTS"
+    private lateinit var symbolsNames: Array<String>
+    private lateinit var symbolsValues: Array<String>
 
-        fun newInstance(studentsWithSemesters: List<StudentWithSemesters>) =
+    override val symbols: Map<String, String> by lazy {
+        symbolsValues.zip(symbolsNames).toMap()
+    }
+
+    companion object {
+        private const val ARG_LOGIN = "LOGIN"
+        private const val ARG_STUDENTS = "STUDENTS"
+
+        fun newInstance(loginData: LoginData, registerUser: RegisterUser) =
             LoginStudentSelectFragment().apply {
-                arguments = bundleOf(ARG_STUDENTS to studentsWithSemesters)
+                arguments = bundleOf(
+                    ARG_LOGIN to loginData,
+                    ARG_STUDENTS to registerUser,
+                )
             }
     }
 
@@ -49,34 +59,32 @@ class LoginStudentSelectFragment :
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         binding = FragmentLoginStudentSelectBinding.bind(view)
+
+        symbolsNames = resources.getStringArray(R.array.symbols)
+        symbolsValues = resources.getStringArray(R.array.symbols_values)
+
         presenter.onAttachView(
             view = this,
-            students = requireArguments().serializable(ARG_STUDENTS),
+            loginData = requireArguments().serializable(ARG_LOGIN),
+            registerUser = requireArguments().serializable(ARG_STUDENTS),
         )
     }
 
     override fun initView() {
         (requireActivity() as LoginActivity).showActionBar(true)
 
-        loginAdapter.onClickListener = presenter::onItemSelected
-
         with(binding) {
             loginStudentSelectSignIn.setOnClickListener { presenter.onSignIn() }
-            loginStudentSelectContactDiscord.setOnClickListener { presenter.onDiscordClick() }
-            loginStudentSelectContactEmail.setOnClickListener { presenter.onEmailClick() }
-
-            with(loginStudentSelectRecycler) {
-                layoutManager = LinearLayoutManager(context)
-                adapter = loginAdapter
-            }
+            loginStudentSelectRecycler.adapter = loginAdapter
         }
     }
 
-    override fun updateData(data: List<Pair<StudentWithSemesters, Boolean>>) {
-        with(loginAdapter) {
-            items = data
-            notifyDataSetChanged()
-        }
+    override fun updateData(data: List<LoginStudentSelectItem>) {
+        loginAdapter.submitList(data)
+    }
+
+    override fun navigateToSymbol(loginData: LoginData) {
+        (requireActivity() as LoginActivity).navigateToSymbolFragment(loginData)
     }
 
     override fun navigateToNext() {
@@ -84,26 +92,17 @@ class LoginStudentSelectFragment :
     }
 
     override fun showProgress(show: Boolean) {
-        binding.loginStudentSelectProgress.visibility = if (show) VISIBLE else GONE
+        binding.loginStudentSelectProgress.isVisible = show
     }
 
     override fun showContent(show: Boolean) {
-        binding.loginStudentSelectContent.visibility = if (show) VISIBLE else GONE
+        binding.loginStudentSelectContent.isVisible = show
     }
 
     override fun enableSignIn(enable: Boolean) {
         binding.loginStudentSelectSignIn.isEnabled = enable
     }
 
-    override fun showContact(show: Boolean) {
-        binding.loginStudentSelectContact.visibility = if (show) VISIBLE else GONE
-    }
-
-    override fun onDestroyView() {
-        presenter.onDetachView()
-        super.onDestroyView()
-    }
-
     override fun openDiscordInvite() {
         context?.openInternetBrowser("https://discord.gg/vccAQBr", ::showMessage)
     }
@@ -124,4 +123,9 @@ class LoginStudentSelectFragment :
             )
         )
     }
+
+    override fun onDestroyView() {
+        presenter.onDetachView()
+        super.onDestroyView()
+    }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/login/studentselect/LoginStudentSelectItem.kt

@@ -0,0 +1,50 @@
+package io.github.wulkanowy.ui.modules.login.studentselect
+
+import io.github.wulkanowy.data.pojos.RegisterStudent
+import io.github.wulkanowy.data.pojos.RegisterSymbol
+import io.github.wulkanowy.data.pojos.RegisterUnit
+
+sealed class LoginStudentSelectItem(val type: LoginStudentSelectItemType) {
+
+    data class EmptySymbolsHeader(
+        val isExpanded: Boolean,
+        val onClick: () -> Unit,
+    ) : LoginStudentSelectItem(LoginStudentSelectItemType.EMPTY_SYMBOLS_HEADER)
+
+    data class SymbolHeader(
+        val symbol: RegisterSymbol,
+        val humanReadableName: String?,
+        val isErrorExpanded: Boolean,
+        val onClick: (RegisterSymbol) -> Unit,
+    ) : LoginStudentSelectItem(LoginStudentSelectItemType.SYMBOL_HEADER)
+
+    data class SchoolHeader(
+        val unit: RegisterUnit,
+        val isErrorExpanded: Boolean,
+        val onClick: (RegisterUnit) -> Unit,
+    ) : LoginStudentSelectItem(LoginStudentSelectItemType.SCHOOL_HEADER)
+
+    data class Student(
+        val symbol: RegisterSymbol,
+        val unit: RegisterUnit,
+        val student: RegisterStudent,
+        val isEnabled: Boolean,
+        val isSelected: Boolean,
+        val onClick: (Student) -> Unit,
+    ) : LoginStudentSelectItem(LoginStudentSelectItemType.STUDENT)
+
+    data class Help(
+        val onEnterSymbolClick: () -> Unit,
+        val onContactUsClick: () -> Unit,
+        val onDiscordClick: () -> Unit,
+        val isSymbolButtonVisible: Boolean,
+    ) : LoginStudentSelectItem(LoginStudentSelectItemType.HELP)
+}
+
+enum class LoginStudentSelectItemType {
+    EMPTY_SYMBOLS_HEADER,
+    SYMBOL_HEADER,
+    SCHOOL_HEADER,
+    STUDENT,
+    HELP,
+}

app/src/main/java/io/github/wulkanowy/ui/modules/login/studentselect/LoginStudentSelectPresenter.kt

@@ -1,15 +1,23 @@
 package io.github.wulkanowy.ui.modules.login.studentselect
 
 import io.github.wulkanowy.data.Resource
-import io.github.wulkanowy.data.db.entities.Student
+import io.github.wulkanowy.data.dataOrNull
 import io.github.wulkanowy.data.db.entities.StudentWithSemesters
 import io.github.wulkanowy.data.logResourceStatus
+import io.github.wulkanowy.data.mappers.mapToStudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterStudent
+import io.github.wulkanowy.data.pojos.RegisterSymbol
+import io.github.wulkanowy.data.pojos.RegisterUnit
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.StudentRepository
 import io.github.wulkanowy.data.resourceFlow
+import io.github.wulkanowy.sdk.scrapper.login.AccountPermissionException
 import io.github.wulkanowy.services.sync.SyncManager
 import io.github.wulkanowy.ui.base.BasePresenter
+import io.github.wulkanowy.ui.modules.login.LoginData
 import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
 import io.github.wulkanowy.utils.AnalyticsHelper
+import io.github.wulkanowy.utils.AppInfo
 import io.github.wulkanowy.utils.ifNullOrBlank
 import kotlinx.coroutines.flow.onEach
 import timber.log.Timber
@@ -19,18 +27,30 @@ class LoginStudentSelectPresenter @Inject constructor(
     studentRepository: StudentRepository,
     private val loginErrorHandler: LoginErrorHandler,
     private val syncManager: SyncManager,
-    private val analytics: AnalyticsHelper
+    private val analytics: AnalyticsHelper,
+    private val appInfo: AppInfo,
 ) : BasePresenter<LoginStudentSelectView>(loginErrorHandler, studentRepository) {
 
     private var lastError: Throwable? = null
 
-    private val selectedStudents = mutableListOf<StudentWithSemesters>()
+    private lateinit var registerUser: RegisterUser
+    private lateinit var loginData: LoginData
 
-    fun onAttachView(view: LoginStudentSelectView, students: List<StudentWithSemesters>) {
+    private lateinit var students: List<StudentWithSemesters>
+    private var isEmptySymbolsExpanded = false
+    private var expandedSymbolError: RegisterSymbol? = null
+    private var expandedSchoolError: RegisterUnit? = null
+
+    private val selectedStudents = mutableListOf<LoginStudentSelectItem.Student>()
+
+    fun onAttachView(
+        view: LoginStudentSelectView,
+        loginData: LoginData,
+        registerUser: RegisterUser,
+    ) {
         super.onAttachView(view)
         with(view) {
             initView()
-            showContact(false)
             enableSignIn(false)
             loginErrorHandler.onStudentDuplicate = {
                 showMessage(it)
@@ -38,50 +58,171 @@ class LoginStudentSelectPresenter @Inject constructor(
             }
         }
 
-        if (students.size == 1) registerStudents(students)
-        loadData(students)
+        this.loginData = loginData
+        this.registerUser = registerUser
+        loadData()
     }
 
+    private fun loadData() {
+        resetSelectedState()
+
+        resourceFlow { studentRepository.getSavedStudents(false) }.onEach {
+            students = it.dataOrNull.orEmpty()
+            when (it) {
+                is Resource.Loading -> Timber.d("Login student select students load started")
+                is Resource.Success -> refreshItems()
+                is Resource.Error -> {
+                    errorHandler.dispatch(it.error)
+                    lastError = it.error
+                    refreshItems()
+                }
+            }
+        }.launch()
+    }
+
+    private fun createItems(): List<LoginStudentSelectItem> = buildList {
+        val notEmptySymbols = registerUser.symbols.filter { it.schools.isNotEmpty() }
+        val emptySymbols = registerUser.symbols.filter { it.schools.isEmpty() }
+
+        if (emptySymbols.isNotEmpty() && notEmptySymbols.isNotEmpty() && emptySymbols.any { it.symbol == loginData.symbol }) {
+            add(createEmptySymbolItem(emptySymbols.first { it.symbol == loginData.symbol }))
+        }
+
+        addAll(createNotEmptySymbolItems(notEmptySymbols, students))
+        addAll(createEmptySymbolItems(emptySymbols, notEmptySymbols.isNotEmpty()))
+
+        val helpItem = LoginStudentSelectItem.Help(
+            onEnterSymbolClick = ::onEnterSymbol,
+            onContactUsClick = ::onEmailClick,
+            onDiscordClick = ::onDiscordClick,
+            isSymbolButtonVisible = "login" !in loginData.baseUrl,
+        )
+        add(helpItem)
+    }
+
+    private fun createNotEmptySymbolItems(
+        notEmptySymbols: List<RegisterSymbol>,
+        students: List<StudentWithSemesters>,
+    ) = buildList {
+        notEmptySymbols.forEach { registerSymbol ->
+            val symbolHeader = LoginStudentSelectItem.SymbolHeader(
+                symbol = registerSymbol,
+                humanReadableName = view?.symbols?.get(registerSymbol.symbol),
+                isErrorExpanded = expandedSymbolError == registerSymbol,
+                onClick = ::onSymbolItemClick,
+            )
+            add(symbolHeader)
+
+            registerSymbol.schools.forEach { registerUnit ->
+                val schoolHeader = LoginStudentSelectItem.SchoolHeader(
+                    unit = registerUnit,
+                    isErrorExpanded = expandedSchoolError == registerUnit,
+                    onClick = ::onUnitItemClick,
+                )
+                add(schoolHeader)
+
+                registerUnit.students.forEach {
+                    add(createStudentItem(it, registerSymbol, registerUnit, students))
+                }
+            }
+        }
+    }
+
+    private fun createStudentItem(
+        student: RegisterStudent,
+        symbol: RegisterSymbol,
+        school: RegisterUnit,
+        students: List<StudentWithSemesters>,
+    ) = LoginStudentSelectItem.Student(
+        symbol = symbol,
+        unit = school,
+        student = student,
+        onClick = ::onItemSelected,
+        isEnabled = students.none {
+            it.student.email == registerUser.login
+                && it.student.symbol == symbol.symbol
+                && it.student.studentId == student.studentId
+                && it.student.schoolSymbol == school.schoolId
+                && it.student.classId == student.classId
+        },
+        isSelected = selectedStudents
+            .filter { it.symbol.symbol == symbol.symbol }
+            .filter { it.unit.schoolId == school.schoolId }
+            .filter { it.student.studentId == student.studentId }
+            .filter { it.student.classId == student.classId }
+            .size == 1,
+    )
+
+    private fun createEmptySymbolItems(
+        emptySymbols: List<RegisterSymbol>,
+        isNotEmptySymbolsExist: Boolean,
+    ) = buildList {
+        val filteredEmptySymbols = emptySymbols.filter {
+            it.error !is AccountPermissionException
+        }.ifEmpty { emptySymbols.takeIf { !isNotEmptySymbolsExist }.orEmpty() }
+
+        if (filteredEmptySymbols.isNotEmpty() && isNotEmptySymbolsExist) {
+            val emptyHeader = LoginStudentSelectItem.EmptySymbolsHeader(
+                isExpanded = isEmptySymbolsExpanded,
+                onClick = ::onEmptySymbolsToggle,
+            )
+            add(emptyHeader)
+            if (isEmptySymbolsExpanded) {
+                filteredEmptySymbols.forEach {
+                    add(createEmptySymbolItem(it))
+                }
+            }
+        }
+
+        if (filteredEmptySymbols.isNotEmpty() && !isNotEmptySymbolsExist) {
+            filteredEmptySymbols.forEach {
+                add(createEmptySymbolItem(it))
+            }
+        }
+    }
+
+    private fun createEmptySymbolItem(registerSymbol: RegisterSymbol) =
+        LoginStudentSelectItem.SymbolHeader(
+            symbol = registerSymbol,
+            humanReadableName = view?.symbols?.get(registerSymbol.symbol),
+            isErrorExpanded = expandedSymbolError == registerSymbol,
+            onClick = ::onSymbolItemClick,
+        )
+
     fun onSignIn() {
         registerStudents(selectedStudents)
     }
 
-    fun onItemSelected(studentWithSemester: StudentWithSemesters, alreadySaved: Boolean) {
-        if (alreadySaved) return
+    private fun onEmptySymbolsToggle() {
+        isEmptySymbolsExpanded = !isEmptySymbolsExpanded
+
+        refreshItems()
+    }
+
+    private fun onItemSelected(item: LoginStudentSelectItem.Student) {
+        if (!item.isEnabled) return
 
         selectedStudents
-            .removeAll { it == studentWithSemester }
-            .let { if (!it) selectedStudents.add(studentWithSemester) }
+            .removeAll {
+                it.student.studentId == item.student.studentId &&
+                    it.student.classId == item.student.classId &&
+                    it.unit.schoolId == item.unit.schoolId &&
+                    it.symbol.symbol == item.symbol.symbol
+            }
+            .let { if (!it) selectedStudents.add(item) }
 
         view?.enableSignIn(selectedStudents.isNotEmpty())
+        refreshItems()
     }
 
-    private fun compareStudents(a: Student, b: Student): Boolean {
-        return a.email == b.email
-            && a.symbol == b.symbol
-            && a.studentId == b.studentId
-            && a.schoolSymbol == b.schoolSymbol
-            && a.classId == b.classId
+    private fun onSymbolItemClick(symbol: RegisterSymbol) {
+        expandedSymbolError = if (symbol != expandedSymbolError) symbol else null
+        refreshItems()
     }
 
-    private fun loadData(studentsWithSemesters: List<StudentWithSemesters>) {
-        resetSelectedState()
-
-        resourceFlow { studentRepository.getSavedStudents(false) }.onEach {
-            when (it) {
-                is Resource.Loading -> Timber.d("Login student select students load started")
-                is Resource.Success -> view?.updateData(studentsWithSemesters.map { studentWithSemesters ->
-                    studentWithSemesters to it.data.any { item ->
-                        compareStudents(studentWithSemesters.student, item.student)
-                    }
-                })
-                is Resource.Error -> {
-                    errorHandler.dispatch(it.error)
-                    lastError = it.error
-                    view?.updateData(studentsWithSemesters.map { student -> student to false })
-                }
-            }
-        }.launch()
+    private fun onUnitItemClick(unit: RegisterUnit) {
+        expandedSchoolError = if (unit != expandedSchoolError) unit else null
+        refreshItems()
     }
 
     private fun resetSelectedState() {
@@ -89,7 +230,20 @@ class LoginStudentSelectPresenter @Inject constructor(
         view?.enableSignIn(false)
     }
 
-    private fun registerStudents(studentsWithSemesters: List<StudentWithSemesters>) {
+    private fun refreshItems() {
+        view?.updateData(createItems())
+    }
+
+    private fun registerStudents(students: List<LoginStudentSelectItem>) {
+        val studentsWithSemesters = students
+            .filterIsInstance<LoginStudentSelectItem.Student>().map { item ->
+                item.student.mapToStudentWithSemesters(
+                    user = registerUser,
+                    symbol = item.symbol,
+                    unit = item.unit,
+                    colors = appInfo.defaultColorsForAvatar,
+                )
+            }
         resourceFlow { studentRepository.saveStudents(studentsWithSemesters) }
             .logResourceStatus("registration")
             .onEach {
@@ -107,7 +261,6 @@ class LoginStudentSelectPresenter @Inject constructor(
                         view?.apply {
                             showProgress(false)
                             showContent(true)
-                            showContact(true)
                         }
                         lastError = it.error
                         loginErrorHandler.dispatch(it.error)
@@ -117,12 +270,22 @@ class LoginStudentSelectPresenter @Inject constructor(
             }.launch("register")
     }
 
-    fun onDiscordClick() {
+    private fun onEnterSymbol() {
+        view?.navigateToSymbol(loginData)
+    }
+
+    private fun onDiscordClick() {
         view?.openDiscordInvite()
     }
 
-    fun onEmailClick() {
-        view?.openEmail(lastError?.message.ifNullOrBlank { "empty" })
+    private fun onEmailClick() {
+        view?.openEmail(lastError?.message.ifNullOrBlank {
+            registerUser.symbols.flatMap { symbol ->
+                symbol.schools.map { it.error?.message } + symbol.error?.message
+            }.filterNotNull().distinct().joinToString("; ") {
+                it.take(46) + "..."
+            }.ifEmpty { "blank" }
+        })
     }
 
     private fun logRegisterEvent(

app/src/main/java/io/github/wulkanowy/ui/modules/login/studentselect/LoginStudentSelectView.kt

@@ -1,13 +1,17 @@
 package io.github.wulkanowy.ui.modules.login.studentselect
 
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
 import io.github.wulkanowy.ui.base.BaseView
+import io.github.wulkanowy.ui.modules.login.LoginData
 
 interface LoginStudentSelectView : BaseView {
 
+    val symbols: Map<String, String>
+
     fun initView()
 
-    fun updateData(data: List<Pair<StudentWithSemesters, Boolean>>)
+    fun updateData(data: List<LoginStudentSelectItem>)
+
+    fun navigateToSymbol(loginData: LoginData)
 
     fun navigateToNext()
 
@@ -17,8 +21,6 @@ interface LoginStudentSelectView : BaseView {
 
     fun enableSignIn(enable: Boolean)
 
-    fun showContact(show: Boolean)
-
     fun openDiscordInvite()
 
     fun openEmail(lastError: String)

app/src/main/java/io/github/wulkanowy/ui/modules/login/symbol/LoginSymbolFragment.kt

@@ -12,7 +12,7 @@ import androidx.core.text.parseAsHtml
 import androidx.core.widget.doOnTextChanged
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.R
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.databinding.FragmentLoginSymbolBinding
 import io.github.wulkanowy.ui.base.BaseFragment
@@ -42,6 +42,8 @@ class LoginSymbolFragment :
         }
     }
 
+    override val symbolValue: String? get() = binding.loginSymbolName.text?.toString()
+
     override val symbolNameError: CharSequence?
         get() = binding.loginSymbolNameLayout.error
 
@@ -58,7 +60,7 @@ class LoginSymbolFragment :
         (requireActivity() as LoginActivity).showActionBar(true)
 
         with(binding) {
-            loginSymbolSignIn.setOnClickListener { presenter.attemptLogin(loginSymbolName.text.toString()) }
+            loginSymbolSignIn.setOnClickListener { presenter.attemptLogin() }
             loginSymbolFaq.setOnClickListener { presenter.onFaqClick() }
             loginSymbolContactEmail.setOnClickListener { presenter.onEmailClick() }
 
@@ -92,9 +94,13 @@ class LoginSymbolFragment :
     }
 
     override fun setErrorSymbolRequire() {
-        binding.loginSymbolNameLayout.apply {
+        setErrorSymbol(getString(R.string.error_field_required))
+    }
+
+    override fun setErrorSymbol(message: String) {
+        with(binding.loginSymbolNameLayout) {
             requestFocus()
-            error = getString(R.string.error_field_required)
+            error = message
         }
     }
 
@@ -125,8 +131,8 @@ class LoginSymbolFragment :
         binding.loginSymbolContainer.visibility = if (show) VISIBLE else GONE
     }
 
-    override fun navigateToStudentSelect(studentsWithSemesters: List<StudentWithSemesters>) {
-        (activity as? LoginActivity)?.navigateToStudentSelect(studentsWithSemesters)
+    override fun navigateToStudentSelect(loginData: LoginData, registerUser: RegisterUser) {
+        (activity as? LoginActivity)?.navigateToStudentSelect(loginData, registerUser)
     }
 
     override fun onSaveInstanceState(outState: Bundle) {

app/src/main/java/io/github/wulkanowy/ui/modules/login/symbol/LoginSymbolPresenter.kt

@@ -1,9 +1,12 @@
 package io.github.wulkanowy.ui.modules.login.symbol
 
 import io.github.wulkanowy.data.Resource
+import io.github.wulkanowy.data.dataOrNull
 import io.github.wulkanowy.data.onResourceNotLoading
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.StudentRepository
 import io.github.wulkanowy.data.resourceFlow
+import io.github.wulkanowy.sdk.scrapper.getNormalizedSymbol
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.modules.login.LoginData
 import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
@@ -23,9 +26,14 @@ class LoginSymbolPresenter @Inject constructor(
 
     lateinit var loginData: LoginData
 
+    private var registerUser: RegisterUser? = null
+
     fun onAttachView(view: LoginSymbolView, loginData: LoginData) {
         super.onAttachView(view)
         this.loginData = loginData
+        loginErrorHandler.onBadCredentials = {
+            view.setErrorSymbol(it.orEmpty())
+        }
         with(view) {
             initView()
             showContact(false)
@@ -39,20 +47,24 @@ class LoginSymbolPresenter @Inject constructor(
         view?.apply { if (symbolNameError != null) clearSymbolError() }
     }
 
-    fun attemptLogin(symbol: String) {
-        if (symbol.isBlank()) {
+    fun attemptLogin() {
+        if (view?.symbolValue.isNullOrBlank()) {
             view?.setErrorSymbolRequire()
             return
         }
 
+        loginData = loginData.copy(
+            symbol = view?.symbolValue?.getNormalizedSymbol(),
+        )
         resourceFlow {
-            studentRepository.getStudentsScrapper(
+            studentRepository.getUserSubjectsFromScrapper(
                 email = loginData.login,
                 password = loginData.password,
                 scrapperBaseUrl = loginData.baseUrl,
-                symbol = symbol,
+                symbol = view?.symbolValue.orEmpty(),
             )
         }.onEach {
+            registerUser = it.dataOrNull
             when (it) {
                 is Resource.Loading -> view?.run {
                     Timber.i("Login with symbol started")
@@ -61,7 +73,7 @@ class LoginSymbolPresenter @Inject constructor(
                     showContent(false)
                 }
                 is Resource.Success -> {
-                    when (it.data.size) {
+                    when (it.data.symbols.size) {
                         0 -> {
                             Timber.i("Login with symbol result: Empty student list")
                             view?.run {
@@ -71,15 +83,14 @@ class LoginSymbolPresenter @Inject constructor(
                         }
                         else -> {
                             Timber.i("Login with symbol result: Success")
-                            view?.navigateToStudentSelect(requireNotNull(it.data))
+                            view?.navigateToStudentSelect(loginData, requireNotNull(it.data))
                         }
                     }
                     analytics.logEvent(
                         "registration_symbol",
                         "success" to true,
-                        "students" to it.data.size,
                         "scrapperBaseUrl" to loginData.baseUrl,
-                        "symbol" to symbol,
+                        "symbol" to view?.symbolValue,
                         "error" to "No error"
                     )
                 }
@@ -90,7 +101,7 @@ class LoginSymbolPresenter @Inject constructor(
                         "success" to false,
                         "students" to -1,
                         "scrapperBaseUrl" to loginData.baseUrl,
-                        "symbol" to symbol,
+                        "symbol" to view?.symbolValue,
                         "error" to it.error.message.ifNullOrBlank { "No message" }
                     )
                     loginErrorHandler.dispatch(it.error)
@@ -111,6 +122,12 @@ class LoginSymbolPresenter @Inject constructor(
     }
 
     fun onEmailClick() {
-        view?.openEmail(loginData.baseUrl, lastError?.message.ifNullOrBlank { "empty" })
+        view?.openEmail(loginData.baseUrl, lastError?.message.ifNullOrBlank {
+            registerUser?.symbols?.flatMap { symbol ->
+                symbol.schools.map { it.error?.message } + symbol.error?.message
+            }?.filterNotNull()?.distinct()?.joinToString(";") {
+                it.take(46) + "..."
+            } ?: "blank"
+        })
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/login/symbol/LoginSymbolView.kt

@@ -1,10 +1,13 @@
 package io.github.wulkanowy.ui.modules.login.symbol
 
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.ui.base.BaseView
+import io.github.wulkanowy.ui.modules.login.LoginData
 
 interface LoginSymbolView : BaseView {
 
+    val symbolValue: String?
+
     val symbolNameError: CharSequence?
 
     fun initView()
@@ -15,6 +18,8 @@ interface LoginSymbolView : BaseView {
 
     fun setErrorSymbolRequire()
 
+    fun setErrorSymbol(message: String)
+
     fun clearSymbolError()
 
     fun clearAndFocusSymbol()
@@ -27,7 +32,7 @@ interface LoginSymbolView : BaseView {
 
     fun showContent(show: Boolean)
 
-    fun navigateToStudentSelect(studentsWithSemesters: List<StudentWithSemesters>)
+    fun navigateToStudentSelect(loginData: LoginData, registerUser: RegisterUser)
 
     fun showContact(show: Boolean)
 

app/src/main/res/layout/fragment_login_student_select.xml

@@ -3,92 +3,14 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:orientation="vertical">
-
-    <com.google.android.material.progressindicator.CircularProgressIndicator
-        android:id="@+id/loginStudentSelectProgress"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center"
-        android:indeterminate="true"
-        android:visibility="gone" />
+    android:orientation="vertical"
+    tools:context=".ui.modules.login.studentselect.LoginStudentSelectFragment">
 
     <androidx.constraintlayout.widget.ConstraintLayout
         android:id="@+id/loginStudentSelectContent"
         android:layout_width="match_parent"
         android:layout_height="match_parent">
 
-        <LinearLayout
-            android:id="@+id/loginStudentSelectContact"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical"
-            android:visibility="gone"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent"
-            tools:visibility="visible">
-
-            <View
-                android:id="@+id/loginStudentSelectContactTopDivider"
-                android:layout_width="match_parent"
-                android:layout_height="1dp"
-                android:background="?android:attr/listDivider" />
-
-            <TextView
-                android:id="@+id/loginStudentSelectContactHeader"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginStart="32dp"
-                android:layout_marginLeft="32dp"
-                android:layout_marginTop="16dp"
-                android:layout_marginEnd="32dp"
-                android:layout_marginRight="32dp"
-                android:layout_marginBottom="16dp"
-                android:gravity="center_horizontal"
-                android:text="@string/login_contact_header"
-                android:textSize="14sp"
-                app:fontFamily="sans-serif-medium" />
-
-            <LinearLayout
-                android:id="@+id/loginStudentSelectContactButtons"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginLeft="16dp"
-                android:layout_marginRight="16dp"
-                android:orientation="horizontal">
-
-                <com.google.android.material.button.MaterialButton
-                    android:id="@+id/loginStudentSelectContactEmail"
-                    style="@style/Widget.MaterialComponents.Button.OutlinedButton"
-                    android:layout_width="0dp"
-                    android:layout_height="wrap_content"
-                    android:layout_marginEnd="8dp"
-                    android:layout_marginRight="8dp"
-                    android:layout_weight="1"
-                    android:text="@string/login_contact_email"
-                    app:icon="@drawable/ic_more_messages" />
-
-                <com.google.android.material.button.MaterialButton
-                    android:id="@+id/loginStudentSelectContactDiscord"
-                    style="@style/Widget.MaterialComponents.Button.OutlinedButton"
-                    android:layout_width="0dp"
-                    android:layout_height="wrap_content"
-                    android:layout_marginStart="8dp"
-                    android:layout_marginLeft="8dp"
-                    android:layout_weight="1"
-                    android:text="@string/login_contact_discord"
-                    app:icon="@drawable/ic_about_discord" />
-            </LinearLayout>
-
-            <View
-                android:id="@+id/loginStudentSelectContactBottomDivider"
-                android:layout_width="match_parent"
-                android:layout_height="1dp"
-                android:layout_marginTop="8dp"
-                android:background="?android:attr/listDivider" />
-        </LinearLayout>
-
         <TextView
             android:id="@+id/loginStudentSelectHeader"
             android:layout_width="match_parent"
@@ -106,22 +28,24 @@
             app:layout_constraintBottom_toTopOf="@id/loginStudentSelectRecycler"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/loginStudentSelectContact"
+            app:layout_constraintTop_toTopOf="parent"
             app:layout_constraintVertical_chainStyle="packed" />
 
         <androidx.recyclerview.widget.RecyclerView
             android:id="@+id/loginStudentSelectRecycler"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:minHeight="144dp"
+            android:fadingEdge="vertical"
+            android:fadingEdgeLength="100dp"
+            android:requiresFadingEdge="vertical"
+            app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
             app:layout_constrainedHeight="true"
             app:layout_constraintBottom_toTopOf="@id/loginStudentSelectSignIn"
             app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintHeight_max="432dp"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/loginStudentSelectHeader"
-            tools:itemCount="6"
-            tools:listitem="@layout/item_login_student_select" />
+            tools:itemCount="33"
+            tools:listitem="@layout/item_login_student_select_student" />
 
         <com.google.android.material.button.MaterialButton
             android:id="@+id/loginStudentSelectSignIn"
@@ -136,4 +60,12 @@
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintTop_toBottomOf="@id/loginStudentSelectRecycler" />
     </androidx.constraintlayout.widget.ConstraintLayout>
+
+    <com.google.android.material.progressindicator.CircularProgressIndicator
+        android:id="@+id/loginStudentSelectProgress"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:indeterminate="true"
+        android:visibility="gone" />
 </FrameLayout>

app/src/main/res/layout/item_login_student_select_empty_symbol_header.xml

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_marginTop="8dp"
+    android:background="?selectableItemBackground"
+    android:paddingHorizontal="16dp">
+
+    <com.google.android.material.divider.MaterialDivider
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/login_student_select_empty_symbol_header"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:paddingVertical="16dp"
+        android:text="@string/login_other_search_locations"
+        android:textColor="?android:textColorPrimary"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <ImageView
+        android:id="@+id/login_student_select_empty_symbol_chevron"
+        android:layout_width="16dp"
+        android:layout_height="16dp"
+        android:layout_marginEnd="16dp"
+        android:rotation="90"
+        android:src="@drawable/ic_chevron_right"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:tint="?android:textColorPrimary"
+        tools:ignore="ContentDescription" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/item_login_student_select_header_school.xml

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:paddingHorizontal="24dp"
+    android:paddingVertical="8dp">
+
+    <TextView
+        android:id="@+id/login_student_select_header_school_name"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textColor="?android:textColorPrimary"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:text="Publiczna szkoła Wulkanowego" />
+
+    <TextView
+        android:id="@+id/login_student_select_header_school_details"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="2dp"
+        android:text="@string/login_no_active_student"
+        android:textColor="?colorTimetableChange"
+        app:layout_constraintTop_toBottomOf="@id/login_student_select_header_school_name" />
+
+    <TextView
+        android:id="@+id/login_student_select_header_school_error"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="2dp"
+        android:ellipsize="end"
+        android:maxLines="2"
+        android:textColor="?colorError"
+        app:layout_constraintTop_toBottomOf="@id/login_student_select_header_school_details"
+        tools:text="@tools:sample/lorem/random" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/item_login_student_select_header_symbol.xml

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:paddingHorizontal="16dp"
+    android:paddingVertical="8dp">
+
+    <TextView
+        android:id="@+id/login_student_select_header_symbol_value"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textColor="?android:textColorPrimary"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:text="powiatjaroslawski" />
+
+    <TextView
+        android:id="@+id/login_student_select_header_symbol_username"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="2dp"
+        android:textColor="?android:textColorSecondary"
+        app:layout_constraintTop_toBottomOf="@id/login_student_select_header_symbol_value"
+        tools:text="Jan Kowalski" />
+
+    <TextView
+        android:id="@+id/login_student_select_header_symbol_error"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="2dp"
+        android:ellipsize="end"
+        android:maxLines="2"
+        android:textColor="?colorError"
+        app:layout_constraintTop_toBottomOf="@id/login_student_select_header_symbol_username"
+        tools:text="@tools:sample/lorem/random" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/item_login_student_select_help.xml

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:paddingHorizontal="16dp"
+    android:paddingVertical="8dp">
+
+    <com.google.android.material.button.MaterialButton
+        android:id="@+id/login_student_select_help_symbol"
+        style="@style/Widget.MaterialComponents.Button.OutlinedButton"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:text="@string/login_symbol_enter"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:visibility="visible" />
+
+    <TextView
+        android:id="@+id/login_student_select_help_title"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:text="@string/login_contact_header"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toStartOf="@id/login_student_select_help_mail"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/login_student_select_help_symbol" />
+
+    <com.google.android.material.button.MaterialButton
+        android:id="@+id/login_student_select_help_mail"
+        style="@style/Widget.MaterialComponents.Button.OutlinedButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        android:contentDescription="@string/login_contact_email"
+        app:icon="@drawable/ic_more_messages"
+        app:iconGravity="textStart"
+        app:iconPadding="0dp"
+        app:layout_constraintEnd_toEndOf="@id/login_student_select_help_title"
+        app:layout_constraintHorizontal_chainStyle="packed"
+        app:layout_constraintStart_toEndOf="@id/login_student_select_help_title"
+        app:layout_constraintTop_toBottomOf="@id/login_student_select_help_symbol" />
+
+    <com.google.android.material.button.MaterialButton
+        android:id="@+id/login_student_select_help_discord"
+        style="@style/Widget.MaterialComponents.Button.OutlinedButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:contentDescription="@string/login_contact_discord"
+        app:icon="@drawable/ic_about_discord"
+        app:iconGravity="textStart"
+        app:iconPadding="0dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@id/login_student_select_help_mail"
+        app:layout_constraintTop_toTopOf="@id/login_student_select_help_mail" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/item_login_student_select_student.xml

@@ -4,7 +4,7 @@
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:background="?selectableItemBackground"
-    android:minHeight="72dp"
+    android:minHeight="56dp"
     android:paddingTop="8dp"
     android:paddingBottom="8dp"
     tools:context=".ui.modules.login.studentselect.LoginStudentSelectAdapter">
@@ -14,9 +14,10 @@
         android:layout_width="32dp"
         android:layout_height="24dp"
         android:layout_centerVertical="true"
-        android:layout_marginStart="12dp"
+        android:layout_marginStart="32dp"
         android:layout_marginEnd="28dp"
         android:background="@android:color/transparent"
+        android:clickable="false"
         tools:text=" " />
 
     <TextView
@@ -32,34 +33,18 @@
         tools:text="@tools:sample/full_names" />
 
     <TextView
-        android:id="@+id/loginItemSchool"
+        android:id="@+id/loginItemSignedIn"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_below="@id/loginItemName"
         android:layout_marginEnd="16dp"
         android:layout_toEndOf="@id/loginItemCheck"
         android:ellipsize="end"
-        android:gravity="bottom"
-        android:maxLines="2"
-        android:textColor="?android:textColorSecondary"
-        android:textSize="14sp"
-        tools:text="@tools:sample/lorem/random" />
-
-    <TextView
-        android:id="@+id/loginItemSignedIn"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:minHeight="20dp"
-        android:layout_below="@id/loginItemSchool"
-        android:layout_marginEnd="16dp"
-        android:layout_toEndOf="@id/loginItemCheck"
-        android:ellipsize="end"
         android:enabled="false"
         android:gravity="bottom"
         android:maxLines="1"
+        android:minHeight="20dp"
         android:text="@string/login_signed_in"
         android:textColor="?android:textColorSecondary"
-        android:textSize="14sp"
-        android:visibility="gone"
-        tools:visibility="visible" />
+        android:textSize="14sp" />
 </RelativeLayout>

app/src/main/res/values/strings.xml

@@ -55,7 +55,7 @@
     <string name="login_invalid_symbol">Invalid symbol</string>
     <string name="login_incorrect_symbol">Student not found. Validate the symbol and the chosen variation of the UONET+ register</string>
     <string name="login_duplicate_student">Selected student is already logged in</string>
-    <string name="login_symbol_helper">The symbol can be found on the register page in&#160;<b>Uczeń</b> →&#160;<b>Dostęp Mobilny</b> →&#160;<b>Zarejestruj urządzenie mobilne</b>.\n\nMake sure that you have set the appropriate register variant in the <b>UONET+ register variant</b> field on the previous screen</string>
+    <string name="login_symbol_helper">The symbol can be found on the register page in&#160;<b>Uczeń</b> →&#160;<b>Dostęp Mobilny</b> →&#160;<b>Wygeneruj kod dostępu</b>.\n\nMake sure that you have set the appropriate register variant in the <b>UONET+ register variant</b> field on the first login screen</string>
     <string name="login_select_student">Select students to log in to the application</string>
     <string name="login_advanced">Other options</string>
     <string name="login_advanced_warning_mobile_api">In this mode, a lucky number does not work, a class grade stats, summary of attendance, excuse for absence, completed lessons, school information and preview of the list of registered devices</string>
@@ -74,6 +74,9 @@
     <string name="login_recover">Recover</string>
     <string name="login_signed_in">Student is already signed in</string>
     <string name="login_host_standard">Standard</string>
+    <string name="login_other_search_locations">Other search locations</string>
+    <string name="login_no_active_student">No active students found</string>
+    <string name="login_symbol_enter">Enter a different symbol</string>
     <!--Notifications-->
     <string name="notifications_header_title">Enable notifications</string>
     <string name="notifications_header_description">Enable notifications so you don\'t miss message from teacher or new grade</string>

app/src/test/java/io/github/wulkanowy/ui/modules/login/form/LoginFormPresenterTest.kt

@@ -1,9 +1,9 @@
 package io.github.wulkanowy.ui.modules.login.form
 
 import io.github.wulkanowy.MainCoroutineRule
-import io.github.wulkanowy.data.db.entities.Student
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.StudentRepository
+import io.github.wulkanowy.sdk.scrapper.Scrapper
 import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
 import io.github.wulkanowy.utils.AnalyticsHelper
 import io.mockk.*
@@ -12,7 +12,6 @@ import org.junit.Before
 import org.junit.Rule
 import org.junit.Test
 import java.io.IOException
-import java.time.Instant
 
 class LoginFormPresenterTest {
 
@@ -33,6 +32,15 @@ class LoginFormPresenterTest {
 
     private lateinit var presenter: LoginFormPresenter
 
+    private val registerUser = RegisterUser(
+        email = "",
+        password = "",
+        login = "",
+        baseUrl = "",
+        loginType = Scrapper.LoginType.AUTO,
+        symbols = listOf(),
+    )
+
     @Before
     fun setUp() {
         MockKAnnotations.init(this)
@@ -104,32 +112,9 @@ class LoginFormPresenterTest {
 
     @Test
     fun loginTest() {
-        val studentTest = Student(
-            email = "test@",
-            password = "123",
-            scrapperBaseUrl = "https://fakelog.cf/?email",
-            loginType = "AUTO",
-            studentName = "",
-            schoolSymbol = "",
-            schoolName = "",
-            studentId = 0,
-            classId = 1,
-            isCurrent = false,
-            symbol = "",
-            registrationDate = Instant.now(),
-            className = "",
-            mobileBaseUrl = "",
-            privateKey = "",
-            certificateKey = "",
-            loginMode = "",
-            userLoginId = 0,
-            schoolShortName = "",
-            isParent = false,
-            userName = ""
-        )
-        coEvery { repository.getStudentsScrapper(any(), any(), any(), any()) } returns listOf(
-            StudentWithSemesters(studentTest, emptyList())
-        )
+        coEvery {
+            repository.getUserSubjectsFromScrapper(any(), any(), any(), any())
+        } returns registerUser
 
         every { loginFormView.formUsernameValue } returns "@"
         every { loginFormView.formPassValue } returns "123456"
@@ -146,7 +131,9 @@ class LoginFormPresenterTest {
 
     @Test
     fun loginEmptyTest() {
-        coEvery { repository.getStudentsScrapper(any(), any(), any(), any()) } returns listOf()
+        coEvery {
+            repository.getUserSubjectsFromScrapper(any(), any(), any(), any())
+        } returns registerUser
         every { loginFormView.formUsernameValue } returns "@"
         every { loginFormView.formPassValue } returns "123456"
         every { loginFormView.formHostValue } returns "https://fakelog.cf/?email"
@@ -162,7 +149,9 @@ class LoginFormPresenterTest {
 
     @Test
     fun loginEmptyTwiceTest() {
-        coEvery { repository.getStudentsScrapper(any(), any(), any(), any()) } returns listOf()
+        coEvery {
+            repository.getUserSubjectsFromScrapper(any(), any(), any(), any())
+        } returns registerUser
         every { loginFormView.formUsernameValue } returns "@"
         every { loginFormView.formPassValue } returns "123456"
         every { loginFormView.formHostValue } returns "https://fakelog.cf/?email"
@@ -180,7 +169,14 @@ class LoginFormPresenterTest {
     @Test
     fun loginErrorTest() {
         val testException = IOException("test")
-        coEvery { repository.getStudentsScrapper(any(), any(), any(), any()) } throws testException
+        coEvery {
+            repository.getUserSubjectsFromScrapper(
+                any(),
+                any(),
+                any(),
+                any()
+            )
+        } throws testException
         every { loginFormView.formUsernameValue } returns "@"
         every { loginFormView.formPassValue } returns "123456"
         every { loginFormView.formHostValue } returns "https://fakelog.cf/?email"

app/src/test/java/io/github/wulkanowy/ui/modules/login/studentselect/LoginStudentSelectPresenterTest.kt

@@ -1,18 +1,22 @@
 package io.github.wulkanowy.ui.modules.login.studentselect
 
 import io.github.wulkanowy.MainCoroutineRule
-import io.github.wulkanowy.data.db.entities.Student
-import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.RegisterStudent
+import io.github.wulkanowy.data.pojos.RegisterSymbol
+import io.github.wulkanowy.data.pojos.RegisterUnit
+import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.StudentRepository
+import io.github.wulkanowy.sdk.scrapper.Scrapper
 import io.github.wulkanowy.services.sync.SyncManager
+import io.github.wulkanowy.ui.modules.login.LoginData
 import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
 import io.github.wulkanowy.utils.AnalyticsHelper
+import io.github.wulkanowy.utils.AppInfo
 import io.mockk.*
 import io.mockk.impl.annotations.MockK
 import org.junit.Before
 import org.junit.Rule
 import org.junit.Test
-import java.time.Instant
 
 class LoginStudentSelectPresenterTest {
 
@@ -22,7 +26,7 @@ class LoginStudentSelectPresenterTest {
     @MockK(relaxed = true)
     lateinit var errorHandler: LoginErrorHandler
 
-    @MockK(relaxed = true)
+    @MockK
     lateinit var loginStudentSelectView: LoginStudentSelectView
 
     @MockK
@@ -34,33 +38,55 @@ class LoginStudentSelectPresenterTest {
     @MockK(relaxed = true)
     lateinit var syncManager: SyncManager
 
+    private val appInfo = AppInfo()
+
     private lateinit var presenter: LoginStudentSelectPresenter
 
-    private val testStudent by lazy {
-        Student(
-            email = "test",
-            password = "test123",
-            scrapperBaseUrl = "https://fakelog.cf",
-            loginType = "AUTO",
-            symbol = "",
-            isCurrent = false,
-            studentId = 0,
-            schoolName = "",
-            schoolSymbol = "",
-            classId = 1,
-            studentName = "",
-            registrationDate = Instant.now(),
-            className = "",
-            loginMode = "",
-            certificateKey = "",
-            privateKey = "",
-            mobileBaseUrl = "",
-            schoolShortName = "",
-            userLoginId = 1,
-            isParent = false,
-            userName = ""
-        )
-    }
+    private val loginData = LoginData(
+        login = "",
+        password = "",
+        baseUrl = "",
+        symbol = null,
+    )
+
+    private val subject = RegisterStudent(
+        studentId = 0,
+        studentName = "",
+        studentSecondName = "",
+        studentSurname = "",
+        className = "",
+        classId = 0,
+        isParent = false,
+        semesters = listOf(),
+    )
+
+    private val school = RegisterUnit(
+        userLoginId = 0,
+        schoolId = "",
+        schoolName = "",
+        schoolShortName = "",
+        parentIds = listOf(),
+        studentIds = listOf(),
+        employeeIds = listOf(),
+        error = null,
+        students = listOf(subject)
+    )
+
+    private val symbol = RegisterSymbol(
+        symbol = "",
+        error = null,
+        userName = "",
+        schools = listOf(school),
+    )
+
+    private val registerUser = RegisterUser(
+        email = "",
+        password = "",
+        login = "",
+        baseUrl = "",
+        loginType = Scrapper.LoginType.AUTO,
+        symbols = listOf(symbol),
+    )
 
     private val testException by lazy { RuntimeException("Problem") }
 
@@ -69,30 +95,44 @@ class LoginStudentSelectPresenterTest {
         MockKAnnotations.init(this)
 
         clearMocks(studentRepository, loginStudentSelectView)
+
+        coEvery { studentRepository.getSavedStudents(false) } returns emptyList()
+
         every { loginStudentSelectView.initView() } just Runs
-        every { loginStudentSelectView.showContact(any()) } just Runs
+        every { loginStudentSelectView.symbols } returns emptyMap()
+
         every { loginStudentSelectView.enableSignIn(any()) } just Runs
         every { loginStudentSelectView.showProgress(any()) } just Runs
         every { loginStudentSelectView.showContent(any()) } just Runs
 
-        presenter = LoginStudentSelectPresenter(studentRepository, errorHandler, syncManager, analytics)
-        presenter.onAttachView(loginStudentSelectView, emptyList())
+        presenter = LoginStudentSelectPresenter(
+            studentRepository = studentRepository,
+            loginErrorHandler = errorHandler,
+            syncManager = syncManager,
+            analytics = analytics,
+            appInfo = appInfo,
+        )
     }
 
     @Test
     fun initViewTest() {
+        presenter.onAttachView(loginStudentSelectView, loginData, registerUser)
         verify { loginStudentSelectView.initView() }
     }
 
     @Test
     fun onSelectedStudentTest() {
-        coEvery {
-            studentRepository.saveStudents(listOf(StudentWithSemesters(testStudent, emptyList())))
-        } just Runs
+        val itemsSlot = slot<List<LoginStudentSelectItem>>()
+        every { loginStudentSelectView.updateData(capture(itemsSlot)) } just Runs
+        presenter.onAttachView(loginStudentSelectView, loginData, registerUser)
+
+        coEvery { studentRepository.saveStudents(any()) } just Runs
 
         every { loginStudentSelectView.navigateToNext() } just Runs
 
-        presenter.onItemSelected(StudentWithSemesters(testStudent, emptyList()), false)
+        itemsSlot.captured.filterIsInstance<LoginStudentSelectItem.Student>().first().let {
+            it.onClick(it)
+        }
         presenter.onSignIn()
 
         verify { loginStudentSelectView.showContent(false) }
@@ -102,13 +142,15 @@ class LoginStudentSelectPresenterTest {
 
     @Test
     fun onSelectedStudentErrorTest() {
-        coEvery {
-            studentRepository.saveStudents(listOf(StudentWithSemesters(testStudent, emptyList())))
-        } throws testException
+        val itemsSlot = slot<List<LoginStudentSelectItem>>()
+        every { loginStudentSelectView.updateData(capture(itemsSlot)) } just Runs
+        presenter.onAttachView(loginStudentSelectView, loginData, registerUser)
 
-        coEvery { studentRepository.logoutStudent(testStudent) } just Runs
+        coEvery { studentRepository.saveStudents(any()) } throws testException
 
-        presenter.onItemSelected(StudentWithSemesters(testStudent, emptyList()), false)
+        itemsSlot.captured.filterIsInstance<LoginStudentSelectItem.Student>().first().let {
+            it.onClick(it)
+        }
         presenter.onSignIn()
 
         verify { loginStudentSelectView.showContent(false) }