From 80dcd9aa69badef2d6041f59d7f19a002a6c0677 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kuba=20Szczodrzy=C5=84ski?= <kuba@szczodrzynski.pl>
Date: Sat, 18 Sep 2021 16:36:17 +0200
Subject: [PATCH 1/5] [API] Refactor register availability checking module.

---
 .../java/pl/szczodrzynski/edziennik/App.kt    |   1 +
 .../szczodrzynski/edziennik/MainActivity.kt   |  57 ++++------
 .../szczodrzynski/edziennik/config/Config.kt  |   5 +
 .../data/api/edziennik/EdziennikTask.kt       |  34 ++----
 .../api/events/RegisterAvailabilityEvent.kt   |   6 +-
 .../edziennik/data/db/entity/Profile.kt       |   2 +-
 .../data/firebase/SzkolnyAppFirebase.kt       |   2 +-
 .../ui/dialogs/RegisterUnavailableDialog.kt   |   2 -
 .../edziennik/ui/modules/home/HomeFragment.kt |   5 +-
 .../home/cards/HomeAvailabilityCard.kt        |  10 +-
 .../ui/modules/login/LoginChooserFragment.kt  |  60 +++--------
 .../utils/managers/AvailabilityManager.kt     | 100 ++++++++++++++++++
 12 files changed, 162 insertions(+), 122 deletions(-)
 create mode 100644 app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/AvailabilityManager.kt

diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/App.kt b/app/src/main/java/pl/szczodrzynski/edziennik/App.kt
index 71e6c7e6..4db63386 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/App.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/App.kt
@@ -71,6 +71,7 @@ class App : MultiDexApplication(), Configuration.Provider, CoroutineScope {
     val permissionManager by lazy { PermissionManager(this) }
     val attendanceManager by lazy { AttendanceManager(this) }
     val buildManager by lazy { BuildManager(this) }
+    val availabilityManager by lazy { AvailabilityManager(this) }
 
     val db
         get() = App.db
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt b/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt
index 2cd4f7b7..b7540b44 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt
@@ -85,6 +85,8 @@ import pl.szczodrzynski.edziennik.ui.modules.webpush.WebPushFragment
 import pl.szczodrzynski.edziennik.utils.*
 import pl.szczodrzynski.edziennik.utils.Utils.d
 import pl.szczodrzynski.edziennik.utils.Utils.dpToPx
+import pl.szczodrzynski.edziennik.utils.managers.AvailabilityManager
+import pl.szczodrzynski.edziennik.utils.managers.AvailabilityManager.Error.Type
 import pl.szczodrzynski.edziennik.utils.models.Date
 import pl.szczodrzynski.edziennik.utils.models.NavTarget
 import pl.szczodrzynski.navlib.*
@@ -634,45 +636,23 @@ class MainActivity : AppCompatActivity(), CoroutineScope {
             return
         }
 
-        app.profile.registerName?.let { registerName ->
-            var status = app.config.sync.registerAvailability[registerName]
-            if (status == null || status.nextCheckAt < currentTimeUnix()) {
-                val api = SzkolnyApi(app)
-                val result = withContext(Dispatchers.IO) {
-                    return@withContext api.runCatching({
-                        val availability = getRegisterAvailability()
-                        app.config.sync.registerAvailability = availability
-                        availability[registerName]
-                    }, onError = {
-                        if (it.toErrorCode() == ERROR_API_INVALID_SIGNATURE) {
-                            return@withContext false
-                        }
-                        return@withContext it
-                    })
-                }
-
-                when (result) {
-                    false -> {
-                        Toast.makeText(this@MainActivity, R.string.error_no_api_access, Toast.LENGTH_SHORT).show()
-                        return@let
-                    }
-                    is Throwable -> {
-                        errorSnackbar.addError(result.toApiError(TAG)).show()
-                        return
-                    }
-                    is RegisterAvailabilityStatus -> {
-                        status = result
-                    }
-                }
-            }
-
-            if (status?.available != true || status.minVersionCode > BuildConfig.VERSION_CODE) {
+        val error = withContext(Dispatchers.IO) {
+            app.availabilityManager.check(app.profile)
+        }
+        when (error?.type) {
+            Type.NOT_AVAILABLE -> {
                 swipeRefreshLayout.isRefreshing = false
                 loadTarget(DRAWER_ITEM_HOME)
-                if (status != null)
-                    RegisterUnavailableDialog(this, status)
+                RegisterUnavailableDialog(this, error.status!!)
                 return
             }
+            Type.API_ERROR -> {
+                errorSnackbar.addError(error.apiError!!).show()
+                return
+            }
+            Type.NO_API_ACCESS -> {
+                Toast.makeText(this, R.string.error_no_api_access, Toast.LENGTH_SHORT).show()
+            }
         }
 
         swipeRefreshLayout.isRefreshing = true
@@ -699,10 +679,9 @@ class MainActivity : AppCompatActivity(), CoroutineScope {
     @Subscribe(threadMode = ThreadMode.MAIN, sticky = true)
     fun onRegisterAvailabilityEvent(event: RegisterAvailabilityEvent) {
         EventBus.getDefault().removeStickyEvent(event)
-        app.profile.registerName?.let { registerName ->
-            event.data[registerName]?.let {
-                RegisterUnavailableDialog(this, it)
-            }
+        val error = app.availabilityManager.check(app.profile, cacheOnly = true)
+        if (error != null) {
+            RegisterUnavailableDialog(this, error.status!!)
         }
     }
     @Subscribe(threadMode = ThreadMode.MAIN)
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/config/Config.kt b/app/src/main/java/pl/szczodrzynski/edziennik/config/Config.kt
index 0274912f..8c9270f2 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/config/Config.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/config/Config.kt
@@ -125,6 +125,11 @@ class Config(val db: AppDb) : CoroutineScope, AbstractConfig {
         get() { mApiInvalidCert = mApiInvalidCert ?: values["apiInvalidCert"]; return mApiInvalidCert }
         set(value) { set("apiInvalidCert", value); mApiInvalidCert = value }
 
+    private var mApiAvailabilityCheck: Boolean? = null
+    var apiAvailabilityCheck: Boolean
+        get() { mApiAvailabilityCheck = mApiAvailabilityCheck ?: values.get("apiAvailabilityCheck", true); return mApiAvailabilityCheck ?: true }
+        set(value) { set("apiAvailabilityCheck", value); mApiAvailabilityCheck = value }
+
     private var rawEntries: List<ConfigEntry> = db.configDao().getAllNow()
     private val profileConfigs: HashMap<Int, ProfileConfig> = hashMapOf()
     init {
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/EdziennikTask.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/EdziennikTask.kt
index e3692c33..ab27dda9 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/EdziennikTask.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/EdziennikTask.kt
@@ -18,7 +18,6 @@ import pl.szczodrzynski.edziennik.data.api.events.RegisterAvailabilityEvent
 import pl.szczodrzynski.edziennik.data.api.interfaces.EdziennikCallback
 import pl.szczodrzynski.edziennik.data.api.interfaces.EdziennikInterface
 import pl.szczodrzynski.edziennik.data.api.models.ApiError
-import pl.szczodrzynski.edziennik.data.api.szkolny.SzkolnyApi
 import pl.szczodrzynski.edziennik.data.api.task.IApiTask
 import pl.szczodrzynski.edziennik.data.db.entity.LoginStore
 import pl.szczodrzynski.edziennik.data.db.entity.Profile
@@ -27,6 +26,7 @@ import pl.szczodrzynski.edziennik.data.db.full.AnnouncementFull
 import pl.szczodrzynski.edziennik.data.db.full.EventFull
 import pl.szczodrzynski.edziennik.data.db.full.MessageFull
 import pl.szczodrzynski.edziennik.utils.Utils.d
+import pl.szczodrzynski.edziennik.utils.managers.AvailabilityManager.Error.Type
 
 open class EdziennikTask(override val profileId: Int, val request: Any) : IApiTask(profileId) {
     companion object {
@@ -90,35 +90,21 @@ open class EdziennikTask(override val profileId: Int, val request: Any) : IApiTa
                 return
             }
 
-            profile.registerName?.also { registerName ->
-                var status = app.config.sync.registerAvailability[registerName]
-                if (status == null || status.nextCheckAt < currentTimeUnix()) {
-                    val api = SzkolnyApi(app)
-                    api.runCatching({
-                        val availability = getRegisterAvailability()
-                        app.config.sync.registerAvailability = availability
-                        status = availability[registerName]
-                    }, onError = {
-                        val apiError = it.toApiError(TAG)
-                        if (apiError.errorCode == ERROR_API_INVALID_SIGNATURE) {
-                            return@also
-                        }
-                        taskCallback.onError(apiError)
-                        return
-                    })
-                }
-
-                if (status?.available != true
-                        || status?.minVersionCode ?: BuildConfig.VERSION_CODE > BuildConfig.VERSION_CODE) {
+            val error = app.availabilityManager.check(profile)
+            when (error?.type) {
+                Type.NOT_AVAILABLE -> {
                     if (EventBus.getDefault().hasSubscriberForEvent(RegisterAvailabilityEvent::class.java)) {
-                        EventBus.getDefault().postSticky(
-                                RegisterAvailabilityEvent(app.config.sync.registerAvailability)
-                        )
+                        EventBus.getDefault().postSticky(RegisterAvailabilityEvent())
                     }
                     cancel()
                     taskCallback.onCompleted()
                     return
                 }
+                Type.API_ERROR -> {
+                    taskCallback.onError(error.apiError!!)
+                    return
+                }
+                else -> return@let
             }
         }
 
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/events/RegisterAvailabilityEvent.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/events/RegisterAvailabilityEvent.kt
index fe66c4b3..2a3531df 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/events/RegisterAvailabilityEvent.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/events/RegisterAvailabilityEvent.kt
@@ -4,8 +4,4 @@
 
 package pl.szczodrzynski.edziennik.data.api.events
 
-import pl.szczodrzynski.edziennik.data.api.szkolny.response.RegisterAvailabilityStatus
-
-data class RegisterAvailabilityEvent(
-        val data: Map< String, RegisterAvailabilityStatus>
-)
+class RegisterAvailabilityEvent()
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/db/entity/Profile.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/db/entity/Profile.kt
index b3586a79..9c2552a6 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/db/entity/Profile.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/db/entity/Profile.kt
@@ -140,7 +140,7 @@ open class Profile(
             LOGIN_TYPE_MOBIDZIENNIK -> "mobidziennik"
             LOGIN_TYPE_PODLASIE -> "podlasie"
             LOGIN_TYPE_EDUDZIENNIK -> "edudziennik"
-            else -> null
+            else -> "unknown"
         }
 
     override fun getImageDrawable(context: Context): Drawable {
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/firebase/SzkolnyAppFirebase.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/firebase/SzkolnyAppFirebase.kt
index 1d563c34..111fef4a 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/firebase/SzkolnyAppFirebase.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/firebase/SzkolnyAppFirebase.kt
@@ -60,7 +60,7 @@ class SzkolnyAppFirebase(val app: App, val profiles: List<Profile>, val message:
                     ) ?: return@launch
                     app.config.sync.registerAvailability = data
                     if (EventBus.getDefault().hasSubscriberForEvent(RegisterAvailabilityEvent::class.java)) {
-                        EventBus.getDefault().postSticky(RegisterAvailabilityEvent(data))
+                        EventBus.getDefault().postSticky(RegisterAvailabilityEvent())
                     }
                 }
             }
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/RegisterUnavailableDialog.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/RegisterUnavailableDialog.kt
index b9e733b8..10853812 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/RegisterUnavailableDialog.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/RegisterUnavailableDialog.kt
@@ -42,8 +42,6 @@ class RegisterUnavailableDialog(
     init { run {
         if (activity.isFinishing)
             return@run
-        if (status.available && status.minVersionCode <= BuildConfig.VERSION_CODE)
-            return@run
         onShowListener?.invoke(TAG)
         app = activity.applicationContext as App
 
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/HomeFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/HomeFragment.kt
index 944c60e8..5d5cbc45 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/HomeFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/HomeFragment.kt
@@ -163,10 +163,9 @@ class HomeFragment : Fragment(), CoroutineScope {
         if (app.profile.archived)
             items.add(0, HomeArchiveCard(101, app, activity, this, app.profile))
 
-        val status = app.config.sync.registerAvailability[app.profile.registerName]
+        val status = app.availabilityManager.check(app.profile, cacheOnly = true)?.status
         val update = app.config.update
-        if (update != null && update.versionCode > BuildConfig.VERSION_CODE
-                || status != null && (!status.available || status.minVersionCode > BuildConfig.VERSION_CODE)) {
+        if (update != null && update.versionCode > BuildConfig.VERSION_CODE || status?.userMessage != null) {
             items.add(0, HomeAvailabilityCard(102, app, activity, this, app.profile))
         }
 
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/cards/HomeAvailabilityCard.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/cards/HomeAvailabilityCard.kt
index fd54748e..613658f4 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/cards/HomeAvailabilityCard.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/cards/HomeAvailabilityCard.kt
@@ -50,7 +50,8 @@ class HomeAvailabilityCard(
         }
         holder.root += b.root
 
-        val status = app.config.sync.registerAvailability[profile.registerName]
+        val error = app.availabilityManager.check(profile, cacheOnly = true)
+        val status = error?.status
         val update = app.config.update
 
         if (update == null && status == null)
@@ -58,7 +59,8 @@ class HomeAvailabilityCard(
 
         var onInfoClick = { _: View -> }
 
-        if (status != null && !status.available && status.userMessage != null) {
+        // show "register unavailable" only when disabled
+        if (status?.userMessage != null) {
             b.homeAvailabilityTitle.text = HtmlCompat.fromHtml(status.userMessage.title, HtmlCompat.FROM_HTML_MODE_LEGACY)
             b.homeAvailabilityText.text = HtmlCompat.fromHtml(status.userMessage.contentShort, HtmlCompat.FROM_HTML_MODE_LEGACY)
             b.homeAvailabilityUpdate.isVisible = false
@@ -69,6 +71,7 @@ class HomeAvailabilityCard(
                 RegisterUnavailableDialog(activity, status)
             }
         }
+        // show "update available" when available OR version too old for the register
         else if (update != null && update.versionCode > BuildConfig.VERSION_CODE) {
             b.homeAvailabilityTitle.setText(R.string.home_availability_title)
             b.homeAvailabilityText.setText(R.string.home_availability_text, update.versionName)
@@ -78,6 +81,9 @@ class HomeAvailabilityCard(
                 UpdateAvailableDialog(activity, update)
             }
         }
+        else {
+            b.root.isVisible = false
+        }
 
         b.homeAvailabilityUpdate.onClick {
             if (update == null)
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginChooserFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginChooserFragment.kt
index 858b4a01..71a5b804 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginChooserFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginChooserFragment.kt
@@ -26,13 +26,12 @@ import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import kotlinx.coroutines.*
 import pl.szczodrzynski.edziennik.*
 import pl.szczodrzynski.edziennik.data.api.*
-import pl.szczodrzynski.edziennik.data.api.szkolny.SzkolnyApi
-import pl.szczodrzynski.edziennik.data.api.szkolny.response.RegisterAvailabilityStatus
 import pl.szczodrzynski.edziennik.databinding.LoginChooserFragmentBinding
 import pl.szczodrzynski.edziennik.ui.dialogs.RegisterUnavailableDialog
 import pl.szczodrzynski.edziennik.ui.modules.feedback.FeedbackActivity
 import pl.szczodrzynski.edziennik.utils.BetterLinkMovementMethod
 import pl.szczodrzynski.edziennik.utils.SimpleDividerItemDecoration
+import pl.szczodrzynski.edziennik.utils.managers.AvailabilityManager.Error.Type
 import pl.szczodrzynski.edziennik.utils.models.Date
 import kotlin.coroutines.CoroutineContext
 
@@ -269,52 +268,23 @@ class LoginChooserFragment : Fragment(), CoroutineScope {
     }
 
     private suspend fun checkAvailability(loginType: Int): Boolean {
-        when (loginType) {
-            LOGIN_TYPE_LIBRUS -> "librus"
-            LOGIN_TYPE_VULCAN -> "vulcan"
-            LOGIN_TYPE_IDZIENNIK -> "idziennik"
-            LOGIN_TYPE_MOBIDZIENNIK -> "mobidziennik"
-            LOGIN_TYPE_PODLASIE -> "podlasie"
-            LOGIN_TYPE_EDUDZIENNIK -> "edudziennik"
-            else -> null
-        }?.let { registerName ->
-            var status = app.config.sync.registerAvailability[registerName]
-            if (status == null || status.nextCheckAt < currentTimeUnix()) {
-                val api = SzkolnyApi(app)
-                val result = withContext(Dispatchers.IO) {
-                    return@withContext api.runCatching({
-                        val availability = getRegisterAvailability()
-                        app.config.sync.registerAvailability = availability
-                        availability[registerName]
-                    }, onError = {
-                        if (it.toErrorCode() == ERROR_API_INVALID_SIGNATURE) {
-                            return@withContext false
-                        }
-                        return@withContext it
-                    })
-                }
+        val error = withContext(Dispatchers.IO) {
+            app.availabilityManager.check(loginType)
+        } ?: return true
 
-                when (result) {
-                    false -> {
-                        Toast.makeText(activity, R.string.error_no_api_access, Toast.LENGTH_SHORT).show()
-                        return@let
-                    }
-                    is Throwable -> {
-                        activity.errorSnackbar.addError(result.toApiError(TAG)).show()
-                        return false
-                    }
-                    is RegisterAvailabilityStatus -> {
-                        status = result
-                    }
-                }
+        return when (error.type) {
+            Type.NOT_AVAILABLE -> {
+                RegisterUnavailableDialog(activity, error.status!!)
+                false
             }
-
-            if (status?.available != true || status.minVersionCode > BuildConfig.VERSION_CODE) {
-                if (status != null)
-                    RegisterUnavailableDialog(activity, status)
-                return false
+            Type.API_ERROR -> {
+                activity.errorSnackbar.addError(error.apiError!!).show()
+                false
+            }
+            Type.NO_API_ACCESS -> {
+                Toast.makeText(activity, R.string.error_no_api_access, Toast.LENGTH_SHORT).show()
+                true
             }
         }
-        return true
     }
 }
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/AvailabilityManager.kt b/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/AvailabilityManager.kt
new file mode 100644
index 00000000..0c93468e
--- /dev/null
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/AvailabilityManager.kt
@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2021-9-18.
+ */
+
+package pl.szczodrzynski.edziennik.utils.managers
+
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.BuildConfig
+import pl.szczodrzynski.edziennik.currentTimeUnix
+import pl.szczodrzynski.edziennik.data.api.*
+import pl.szczodrzynski.edziennik.data.api.models.ApiError
+import pl.szczodrzynski.edziennik.data.api.szkolny.SzkolnyApi
+import pl.szczodrzynski.edziennik.data.api.szkolny.response.RegisterAvailabilityStatus
+import pl.szczodrzynski.edziennik.data.db.entity.Profile
+import pl.szczodrzynski.edziennik.toApiError
+
+class AvailabilityManager(val app: App) {
+    companion object {
+        private const val TAG = "AvailabilityManager"
+    }
+
+    private val api = SzkolnyApi(app)
+
+    data class Error(
+        val type: Type,
+        val status: RegisterAvailabilityStatus?,
+        val apiError: ApiError?
+    ) {
+        companion object {
+            fun notAvailable(status: RegisterAvailabilityStatus) =
+                Error(Type.NOT_AVAILABLE, status, null)
+
+            fun apiError(apiError: ApiError) =
+                Error(Type.API_ERROR, null, apiError)
+
+            fun noApiAccess() =
+                Error(Type.NO_API_ACCESS, null, null)
+        }
+
+        enum class Type {
+            NOT_AVAILABLE,
+            API_ERROR,
+            NO_API_ACCESS,
+        }
+    }
+
+    fun check(profile: Profile, cacheOnly: Boolean = false): Error? {
+        return check(profile.registerName, cacheOnly)
+    }
+
+    fun check(loginType: Int, cacheOnly: Boolean = false): Error? {
+        val registerName = when (loginType) {
+            LOGIN_TYPE_LIBRUS -> "librus"
+            LOGIN_TYPE_VULCAN -> "vulcan"
+            LOGIN_TYPE_IDZIENNIK -> "idziennik"
+            LOGIN_TYPE_MOBIDZIENNIK -> "mobidziennik"
+            LOGIN_TYPE_PODLASIE -> "podlasie"
+            LOGIN_TYPE_EDUDZIENNIK -> "edudziennik"
+            else -> "unknown"
+        }
+        return check(registerName, cacheOnly)
+    }
+
+    fun check(registerName: String, cacheOnly: Boolean = false): Error? {
+        if (!app.config.apiAvailabilityCheck)
+            return null
+        val status = app.config.sync.registerAvailability[registerName]
+        if (status != null && status.nextCheckAt > currentTimeUnix()) {
+            return reportStatus(status)
+        }
+        if (cacheOnly) {
+            return reportStatus(status)
+        }
+
+        return try {
+            val availability = api.getRegisterAvailability()
+            app.config.sync.registerAvailability = availability
+            reportStatus(availability[registerName])
+        } catch (e: Throwable) {
+            reportApiError(e)
+        }
+    }
+
+    private fun reportStatus(status: RegisterAvailabilityStatus?): Error? {
+        if (status == null)
+            return null
+        if (!status.available || status.minVersionCode > BuildConfig.VERSION_CODE)
+            return Error.notAvailable(status)
+        return null
+    }
+
+    private fun reportApiError(throwable: Throwable): Error {
+        val apiError = throwable.toApiError(TAG)
+        if (apiError.errorCode == ERROR_API_INVALID_SIGNATURE) {
+            app.config.sync.registerAvailability = mapOf()
+            return Error.noApiAccess()
+        }
+        return Error.apiError(apiError)
+    }
+}

From 60f0628f5ea89fda120d33a9f423fbe996e9a6f2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kuba=20Szczodrzy=C5=84ski?= <kuba@szczodrzynski.pl>
Date: Sat, 18 Sep 2021 16:37:24 +0200
Subject: [PATCH 2/5] [Lab] Fix disabling Chucker and Dev Mode. Add new Lab
 options.

---
 .../java/pl/szczodrzynski/edziennik/App.kt    |  4 +-
 .../szczodrzynski/edziennik/config/Config.kt  | 19 ++++----
 .../config/utils/ConfigExtensions.kt          |  3 ++
 .../edziennik/config/utils/ConfigMigration.kt |  2 +-
 .../edziennik/ui/modules/debug/LabFragment.kt |  1 +
 .../ui/modules/debug/LabPageFragment.kt       | 17 ++++++--
 .../ui/modules/login/LoginPrizeFragment.kt    |  6 +--
 app/src/main/res/layout/lab_fragment.xml      | 43 +++++++++++++++----
 8 files changed, 65 insertions(+), 30 deletions(-)

diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/App.kt b/app/src/main/java/pl/szczodrzynski/edziennik/App.kt
index 4db63386..b3ec1cc3 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/App.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/App.kt
@@ -175,8 +175,8 @@ class App : MultiDexApplication(), Configuration.Provider, CoroutineScope {
         App.config = Config(App.db)
         App.profile = Profile(0, 0, 0, "")
         debugMode = BuildConfig.DEBUG
-        devMode = config.debugMode || debugMode
-        enableChucker = config.enableChucker || devMode
+        devMode = config.devMode ?: debugMode
+        enableChucker = config.enableChucker ?: devMode
 
         if (!profileLoadById(config.lastProfileId)) {
             db.profileDao().firstId?.let { profileLoadById(it) }
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/config/Config.kt b/app/src/main/java/pl/szczodrzynski/edziennik/config/Config.kt
index 8c9270f2..e29d93ad 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/config/Config.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/config/Config.kt
@@ -12,10 +12,7 @@ import kotlinx.coroutines.launch
 import pl.szczodrzynski.edziennik.App
 import pl.szczodrzynski.edziennik.BuildConfig
 import pl.szczodrzynski.edziennik.config.db.ConfigEntry
-import pl.szczodrzynski.edziennik.config.utils.ConfigMigration
-import pl.szczodrzynski.edziennik.config.utils.get
-import pl.szczodrzynski.edziennik.config.utils.set
-import pl.szczodrzynski.edziennik.config.utils.toHashMap
+import pl.szczodrzynski.edziennik.config.utils.*
 import pl.szczodrzynski.edziennik.data.api.szkolny.response.Update
 import pl.szczodrzynski.edziennik.data.db.AppDb
 import kotlin.coroutines.CoroutineContext
@@ -75,15 +72,15 @@ class Config(val db: AppDb) : CoroutineScope, AbstractConfig {
         get() { mPrivacyPolicyAccepted = mPrivacyPolicyAccepted ?: values.get("privacyPolicyAccepted", false); return mPrivacyPolicyAccepted ?: false }
         set(value) { set("privacyPolicyAccepted", value); mPrivacyPolicyAccepted = value }
 
-    private var mDebugMode: Boolean? = null
-    var debugMode: Boolean
-        get() { mDebugMode = mDebugMode ?: values.get("debugMode", false); return mDebugMode ?: false }
-        set(value) { set("debugMode", value); mDebugMode = value }
+    private var mDevMode: Boolean? = null
+    var devMode: Boolean?
+        get() { mDevMode = mDevMode ?: values.getBooleanOrNull("debugMode"); return mDevMode }
+        set(value) { set("debugMode", value?.toString()); mDevMode = value }
 
     private var mEnableChucker: Boolean? = null
-    var enableChucker: Boolean
-        get() { mEnableChucker = mEnableChucker ?: values.get("enableChucker", false); return mEnableChucker ?: false }
-        set(value) { set("enableChucker", value); mEnableChucker = value }
+    var enableChucker: Boolean?
+        get() { mEnableChucker = mEnableChucker ?: values.getBooleanOrNull("enableChucker"); return mEnableChucker }
+        set(value) { set("enableChucker", value?.toString()); mEnableChucker = value }
 
     private var mDevModePassword: String? = null
     var devModePassword: String?
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/config/utils/ConfigExtensions.kt b/app/src/main/java/pl/szczodrzynski/edziennik/config/utils/ConfigExtensions.kt
index c98cf832..94bb87e6 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/config/utils/ConfigExtensions.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/config/utils/ConfigExtensions.kt
@@ -59,6 +59,9 @@ fun HashMap<String, String?>.get(key: String, default: String?): String? {
 fun HashMap<String, String?>.get(key: String, default: Boolean): Boolean {
     return this[key]?.toBoolean() ?: default
 }
+fun HashMap<String, String?>.getBooleanOrNull(key: String): Boolean? {
+    return this[key]?.toBooleanStrictOrNull()
+}
 fun HashMap<String, String?>.get(key: String, default: Int): Int {
     return this[key]?.toIntOrNull() ?: default
 }
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/config/utils/ConfigMigration.kt b/app/src/main/java/pl/szczodrzynski/edziennik/config/utils/ConfigMigration.kt
index 1095f511..58dc35f7 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/config/utils/ConfigMigration.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/config/utils/ConfigMigration.kt
@@ -67,7 +67,7 @@ class ConfigMigration(app: App, config: Config) {
         if (dataVersion < 3) {
             update = null
             privacyPolicyAccepted = false
-            debugMode = false
+            devMode = null
             devModePassword = null
             appInstalledTime = 0L
             appRateSnackbarTime = 0L
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/debug/LabFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/debug/LabFragment.kt
index 60c30cf9..f7c8952d 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/debug/LabFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/debug/LabFragment.kt
@@ -41,6 +41,7 @@ class LabFragment : Fragment(), CoroutineScope {
         app = activity.application as App
         b = TemplateFragmentBinding.inflate(inflater)
         b.refreshLayout.setParent(activity.swipeRefreshLayout)
+        b.refreshLayout.isEnabled = false
         return b.root
     }
 
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/debug/LabPageFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/debug/LabPageFragment.kt
index 4d8205bf..19ae4697 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/debug/LabPageFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/debug/LabPageFragment.kt
@@ -16,6 +16,7 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.launch
 import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.config.Config
 import pl.szczodrzynski.edziennik.data.db.entity.Event
 import pl.szczodrzynski.edziennik.databinding.LabFragmentBinding
 import pl.szczodrzynski.edziennik.ui.dialogs.profile.ProfileRemoveDialog
@@ -78,10 +79,10 @@ class LabPageFragment : LazyFragment(), CoroutineScope {
             app.db.eventDao().getRawNow("UPDATE events SET homeworkBody = NULL WHERE profileId = ${App.profileId}")
         }
 
-        b.chucker.isChecked = app.config.enableChucker
-
+        b.chucker.isChecked = App.enableChucker
         b.chucker.onChange { _, isChecked ->
             app.config.enableChucker = isChecked
+            App.enableChucker = isChecked
             MaterialAlertDialogBuilder(activity)
                 .setTitle("Restart")
                 .setMessage("Wymagany restart aplikacji")
@@ -94,9 +95,9 @@ class LabPageFragment : LazyFragment(), CoroutineScope {
                 .show()
         }
 
-
         b.disableDebug.onClick {
-            app.config.debugMode = false
+            app.config.devMode = false
+            App.devMode = false
             MaterialAlertDialogBuilder(activity)
                 .setTitle("Restart")
                 .setMessage("Wymagany restart aplikacji")
@@ -115,6 +116,14 @@ class LabPageFragment : LazyFragment(), CoroutineScope {
             app.profileSave()
         }
 
+        b.resetCert.onClick {
+            app.config.apiInvalidCert = null
+        }
+
+        b.rebuildConfig.onClick {
+            App.config = Config(App.db)
+        }
+
         val profiles = app.db.profileDao().allNow
         b.profile.clear()
         b.profile += profiles.map { TextInputDropDown.Item(it.id.toLong(), "${it.id} ${it.name} archived ${it.archived}", tag = it) }
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginPrizeFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginPrizeFragment.kt
index 1c9634fc..f14c6d19 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginPrizeFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginPrizeFragment.kt
@@ -53,7 +53,7 @@ class LoginPrizeFragment : Fragment(), CoroutineScope {
                     .setTitle(R.string.are_you_sure)
                     .setMessage(R.string.dev_mode_enable_warning)
                     .setPositiveButton(R.string.yes) { _, _ ->
-                        app.config.debugMode = true
+                        app.config.devMode = true
                         App.devMode = true
                         MaterialAlertDialogBuilder(activity)
                                 .setTitle("Restart")
@@ -67,8 +67,8 @@ class LoginPrizeFragment : Fragment(), CoroutineScope {
                                 .show()
                     }
                     .setNegativeButton(R.string.no) { _, _ ->
-                        app.config.debugMode = false
-                        App.devMode = false
+                        app.config.devMode = App.debugMode
+                        App.devMode = App.debugMode
                         activity.finish()
                     }
                     .show()
diff --git a/app/src/main/res/layout/lab_fragment.xml b/app/src/main/res/layout/lab_fragment.xml
index 6c4bca77..d0756d7f 100644
--- a/app/src/main/res/layout/lab_fragment.xml
+++ b/app/src/main/res/layout/lab_fragment.xml
@@ -1,15 +1,17 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
+<?xml version="1.0" encoding="utf-8"?><!--
   ~ Copyright (c) Kuba Szczodrzyński 2020-4-3.
   -->
 
-<layout xmlns:app="http://schemas.android.com/apk/res-auto"
+<layout 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"
-    xmlns:android="http://schemas.android.com/apk/res/android"
     tools:ignore="HardcodedText">
 
     <data>
-        <variable name="app" type="pl.szczodrzynski.edziennik.App"/>
+
+        <variable
+            name="app"
+            type="pl.szczodrzynski.edziennik.App" />
     </data>
 
     <ScrollView
@@ -39,7 +41,7 @@
                 android:layout_height="match_parent"
                 app:layout_behavior="@string/appbar_scrolling_view_behavior" />-->
 
-            <Switch
+            <com.google.android.material.checkbox.MaterialCheckBox
                 android:id="@+id/chucker"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
@@ -87,7 +89,7 @@
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:fontFamily="monospace"
-                tools:text="Cookies:\n\nsynergia.librus.pl\n    DZIENNIKSID=L01~1234567890abcdef"/>
+                tools:text="Cookies:\n\nsynergia.librus.pl\n    DZIENNIKSID=L01~1234567890abcdef" />
 
             <Button
                 android:id="@+id/unarchive"
@@ -99,9 +101,9 @@
 
             <pl.szczodrzynski.edziennik.utils.TextInputDropDown
                 android:id="@+id/profile"
+                style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox"
                 android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox" />
+                android:layout_height="wrap_content" />
 
             <com.google.android.material.checkbox.MaterialCheckBox
                 android:layout_width="match_parent"
@@ -109,13 +111,36 @@
                 android:checked="@={app.config.archiverEnabled}"
                 android:text="Archiver enabled" />
 
+            <com.google.android.material.checkbox.MaterialCheckBox
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:checked="@={app.config.apiAvailabilityCheck}"
+                android:text="Availability check enabled" />
+
+            <Button
+                android:id="@+id/resetCert"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:text="Reset API signature"
+                android:textAllCaps="false" />
+
             <Button
                 android:id="@+id/disableDebug"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
+                android:layout_marginTop="24dp"
                 android:text="Disable Dev Mode"
                 android:textAllCaps="false"
                 app:backgroundTint="@color/windowBackgroundRed" />
+
+            <Button
+                android:id="@+id/rebuildConfig"
+                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginBottom="16dp"
+                android:text="Rebuild App.config"
+                android:textAllCaps="false" />
         </LinearLayout>
     </ScrollView>
 </layout>

From e8e9f04050e19e3ba493dcb52863c5ea9d98c51b Mon Sep 17 00:00:00 2001
From: Antoni Czaplicki <56671347+Antoni-Czaplicki@users.noreply.github.com>
Date: Wed, 22 Sep 2021 00:03:31 +0200
Subject: [PATCH 3/5] [UI] Show attendance info in timetable and lesson dialog.
 (#74)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* Show attendance in timetable view

* Optimize code and UX

* Update some code

* Update attendance layout

* Fix timetable view

* Bump iconics version

* Change umbrella icon

* Update app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/timetable/TimetableDayFragment.kt

* Update app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/timetable/TimetableDayFragment.kt

* Update app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/timetable/TimetableDayFragment.kt

* Update app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/timetable/TimetableDayFragment.kt

* Update lesson cell margins

* Add attendance info in lesson dialog

Co-authored-by: Kuba Szczodrzyński <kuba@szczodrzynski.pl>
---
 app/build.gradle                              |  6 +-
 .../edziennik/data/db/dao/AttendanceDao.kt    |  2 +
 .../dialogs/timetable/LessonDetailsDialog.kt  | 30 ++++++++++
 .../modules/timetable/TimetableDayFragment.kt | 57 +++++++++++++++----
 .../utils/managers/AttendanceManager.kt       | 14 +++++
 .../main/res/layout/dialog_lesson_details.xml | 57 ++++++++++++++++++-
 app/src/main/res/layout/timetable_lesson.xml  | 30 ++++------
 app/src/main/res/values/strings.xml           |  1 +
 8 files changed, 162 insertions(+), 35 deletions(-)

diff --git a/app/build.gradle b/app/build.gradle
index 62f4c95c..96bb1176 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -172,10 +172,10 @@ dependencies {
     kapt "eu.szkolny.selective-dao:codegen:27f8f3f194"
 
     // Iconics & related
-    implementation "com.mikepenz:iconics-core:5.3.0-b01"
-    implementation "com.mikepenz:iconics-views:5.3.0-b01"
+    implementation "com.mikepenz:iconics-core:5.3.1"
+    implementation "com.mikepenz:iconics-views:5.3.1"
     implementation "com.mikepenz:community-material-typeface:5.8.55.0-kotlin@aar"
-    implementation "eu.szkolny:szkolny-font:1.3"
+    implementation "eu.szkolny:szkolny-font:77e33acc2a"
 
     // Other dependencies
     implementation "cat.ereza:customactivityoncrash:2.3.0"
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/db/dao/AttendanceDao.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/db/dao/AttendanceDao.kt
index 3ffdc1b8..94be0c34 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/db/dao/AttendanceDao.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/db/dao/AttendanceDao.kt
@@ -64,6 +64,8 @@ abstract class AttendanceDao : BaseDao<Attendance, AttendanceFull> {
             getRawNow("$QUERY WHERE notified = 0 $ORDER_BY")
     fun getNotNotifiedNow(profileId: Int) =
             getRawNow("$QUERY WHERE attendances.profileId = $profileId AND notified = 0 $ORDER_BY")
+    fun getAllByDateNow(profileId: Int, date: Date) =
+            getRawNow("$QUERY WHERE attendances.profileId = $profileId AND attendanceDate = '${date.stringY_m_d}' $ORDER_BY")
 
     // GET ONE - NOW
     fun getByIdNow(profileId: Int, id: Long) =
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/timetable/LessonDetailsDialog.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/timetable/LessonDetailsDialog.kt
index 9b43f9be..2df41c36 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/timetable/LessonDetailsDialog.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/timetable/LessonDetailsDialog.kt
@@ -8,15 +8,20 @@ import android.content.Intent
 import android.view.View
 import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.view.isVisible
 import androidx.lifecycle.Observer
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import com.mikepenz.iconics.IconicsDrawable
+import com.mikepenz.iconics.utils.colorInt
+import com.mikepenz.iconics.utils.sizeDp
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import pl.szczodrzynski.edziennik.App
 import pl.szczodrzynski.edziennik.R
 import pl.szczodrzynski.edziennik.data.db.entity.Lesson
+import pl.szczodrzynski.edziennik.data.db.full.AttendanceFull
 import pl.szczodrzynski.edziennik.data.db.full.LessonFull
 import pl.szczodrzynski.edziennik.databinding.DialogLessonDetailsBinding
 import pl.szczodrzynski.edziennik.onClick
@@ -24,6 +29,7 @@ import pl.szczodrzynski.edziennik.setText
 import pl.szczodrzynski.edziennik.ui.dialogs.event.EventDetailsDialog
 import pl.szczodrzynski.edziennik.ui.dialogs.event.EventListAdapter
 import pl.szczodrzynski.edziennik.ui.dialogs.event.EventManualDialog
+import pl.szczodrzynski.edziennik.ui.modules.attendance.AttendanceDetailsDialog
 import pl.szczodrzynski.edziennik.ui.modules.timetable.TimetableFragment
 import pl.szczodrzynski.edziennik.utils.BetterLink
 import pl.szczodrzynski.edziennik.utils.SimpleDividerItemDecoration
@@ -34,6 +40,7 @@ import kotlin.coroutines.CoroutineContext
 class LessonDetailsDialog(
         val activity: AppCompatActivity,
         val lesson: LessonFull,
+        val attendance: AttendanceFull? = null,
         val onShowListener: ((tag: String) -> Unit)? = null,
         val onDismissListener: ((tag: String) -> Unit)? = null
 ) : CoroutineScope {
@@ -52,6 +59,8 @@ class LessonDetailsDialog(
     private lateinit var adapter: EventListAdapter
     private val manager
         get() = app.timetableManager
+    private val attendanceManager
+        get() = app.attendanceManager
 
     init { run {
         if (activity.isFinishing)
@@ -170,6 +179,27 @@ class LessonDetailsDialog(
             b.teamName = lesson.teamName
         }
 
+        b.attendanceDivider.isVisible = attendance != null
+        b.attendanceLayout.isVisible = attendance != null
+        if (attendance != null) {
+            b.attendanceView.setAttendance(attendance, app.attendanceManager, bigView = true)
+            b.attendanceType.text = attendance.typeName
+            b.attendanceIcon.isVisible = attendance.let {
+                val icon = attendanceManager.getAttendanceIcon(it) ?: return@let false
+                val color = attendanceManager.getAttendanceColor(it)
+                b.attendanceIcon.setImageDrawable(
+                    IconicsDrawable(activity, icon).apply {
+                        colorInt = color
+                        sizeDp = 24
+                    }
+                )
+                true
+            }
+            b.attendanceDetails.onClick {
+                AttendanceDetailsDialog(activity, attendance, onShowListener, onDismissListener)
+            }
+        }
+
         adapter = EventListAdapter(
                 activity,
                 showWeekDay = false,
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/timetable/TimetableDayFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/timetable/TimetableDayFragment.kt
index 00ce872e..5d13ee86 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/timetable/TimetableDayFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/timetable/TimetableDayFragment.kt
@@ -9,19 +9,24 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.FrameLayout
+import android.widget.LinearLayout
 import android.widget.TextView
 import androidx.asynclayoutinflater.view.AsyncLayoutInflater
-import androidx.core.view.isVisible
-import androidx.core.view.marginTop
-import androidx.core.view.setPadding
-import androidx.core.view.updateLayoutParams
+import androidx.core.view.*
 import com.linkedin.android.tachyon.DayView
 import com.linkedin.android.tachyon.DayViewConfig
+import com.mikepenz.iconics.IconicsDrawable
+import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial
+import com.mikepenz.iconics.utils.colorInt
+import com.mikepenz.iconics.utils.sizeDp
+import eu.szkolny.font.SzkolnyFont
 import kotlinx.coroutines.*
 import pl.szczodrzynski.edziennik.*
 import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_TIMETABLE
 import pl.szczodrzynski.edziennik.data.api.edziennik.EdziennikTask
+import pl.szczodrzynski.edziennik.data.db.entity.Attendance
 import pl.szczodrzynski.edziennik.data.db.entity.Lesson
+import pl.szczodrzynski.edziennik.data.db.full.AttendanceFull
 import pl.szczodrzynski.edziennik.data.db.full.EventFull
 import pl.szczodrzynski.edziennik.data.db.full.LessonFull
 import pl.szczodrzynski.edziennik.databinding.TimetableDayFragmentBinding
@@ -61,6 +66,8 @@ class TimetableDayFragment : LazyFragment(), CoroutineScope {
 
     private val manager
         get() = app.timetableManager
+    private val attendanceManager
+        get() = app.attendanceManager
 
     // find SwipeRefreshLayout in the hierarchy
     private val refreshLayout by lazy { view?.findParentById(R.id.refreshLayout) }
@@ -102,14 +109,17 @@ class TimetableDayFragment : LazyFragment(), CoroutineScope {
                 val events = withContext(Dispatchers.Default) {
                     app.db.eventDao().getAllByDateNow(App.profileId, date)
                 }
-                processLessonList(lessons, events)
+                val attendanceList = withContext(Dispatchers.Default) {
+                    app.db.attendanceDao().getAllByDateNow(App.profileId, date)
+                }
+                processLessonList(lessons, events, attendanceList)
             }
         }
 
         return true
     }
 
-    private fun processLessonList(lessons: List<LessonFull>, events: List<EventFull>) {
+    private fun processLessonList(lessons: List<LessonFull>, events: List<EventFull>, attendanceList: List<AttendanceFull>) {
         // no lessons - timetable not downloaded yet
         if (lessons.isEmpty()) {
             inflater.inflate(R.layout.timetable_no_timetable, b.root) { view, _, _ ->
@@ -172,10 +182,10 @@ class TimetableDayFragment : LazyFragment(), CoroutineScope {
 
         lessons.forEach { it.showAsUnseen = !it.seen }
 
-        buildLessonViews(lessons.filter { it.type != Lesson.TYPE_NO_LESSONS }, events)
+        buildLessonViews(lessons.filter { it.type != Lesson.TYPE_NO_LESSONS }, events, attendanceList)
     }
 
-    private fun buildLessonViews(lessons: List<LessonFull>, events: List<EventFull>) {
+    private fun buildLessonViews(lessons: List<LessonFull>, events: List<EventFull>, attendanceList: List<AttendanceFull>) {
         if (!isAdded)
             return
 
@@ -192,6 +202,7 @@ class TimetableDayFragment : LazyFragment(), CoroutineScope {
         val colorSecondary = android.R.attr.textColorSecondary.resolveAttr(activity)
 
         for (lesson in lessons) {
+            val attendance = attendanceList.find { it.startTime == lesson.startTime }
             val startTime = lesson.displayStartTime ?: continue
             val endTime = lesson.displayEndTime ?: continue
 
@@ -208,11 +219,17 @@ class TimetableDayFragment : LazyFragment(), CoroutineScope {
             val lb = TimetableLessonBinding.bind(eventView)
             eventViews += eventView
 
-            eventView.tag = lesson
+            eventView.tag = lesson to attendance
 
             eventView.setOnClickListener {
-                if (isAdded && it.tag is LessonFull)
-                    LessonDetailsDialog(activity, it.tag as LessonFull)
+                if (isAdded && it.tag is Pair<*, *>) {
+                    val (lessonObj, attendanceObj) = it.tag as Pair<*, *>
+                    LessonDetailsDialog(
+                        activity = activity,
+                        lesson = lessonObj as LessonFull,
+                        attendance = attendanceObj as AttendanceFull?
+                    )
+                }
             }
 
             val eventList = events.filter { it.time != null && it.time == lesson.displayStartTime }.take(3)
@@ -276,6 +293,18 @@ class TimetableDayFragment : LazyFragment(), CoroutineScope {
             lb.detailsFirst.text = listOfNotEmpty(timeRange, classroomInfo).concat(bullet)
             lb.detailsSecond.text = listOfNotEmpty(teacherInfo, teamInfo).concat(bullet)
 
+            lb.attendanceIcon.isVisible = attendance?.let {
+                val icon = attendanceManager.getAttendanceIcon(it) ?: return@let false
+                val color = attendanceManager.getAttendanceColor(it)
+                lb.attendanceIcon.setImageDrawable(
+                    IconicsDrawable(activity, icon).apply {
+                        colorInt = color
+                        sizeDp = 24
+                    }
+                )
+                true
+            } ?: false
+
             lb.unread = lesson.type != Lesson.TYPE_NORMAL && lesson.showAsUnseen
             if (!lesson.seen) {
                 manager.markAsSeen(lesson)
@@ -283,6 +312,12 @@ class TimetableDayFragment : LazyFragment(), CoroutineScope {
 
             //lb.subjectName.typeface = Typeface.create("sans-serif-light", Typeface.BOLD)
             lb.annotationVisible = manager.getAnnotation(activity, lesson, lb.annotation)
+            val lessonNumberMargin =
+                if (lb.annotationVisible) (-8).dp
+                else 0
+            lb.lessonNumberText.updateLayoutParams<LinearLayout.LayoutParams> {
+                updateMargins(top = lessonNumberMargin, bottom = lessonNumberMargin)
+            }
 
             // The day view needs the event time ranges in the start minute/end minute format,
             // so calculate those here
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/AttendanceManager.kt b/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/AttendanceManager.kt
index cd726797..77af40ed 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/AttendanceManager.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/AttendanceManager.kt
@@ -4,6 +4,9 @@
 
 package pl.szczodrzynski.edziennik.utils.managers
 
+import com.mikepenz.iconics.typeface.IIcon
+import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial
+import eu.szkolny.font.SzkolnyFont
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
@@ -63,6 +66,17 @@ class AttendanceManager(val app: App) : CoroutineScope {
                 else getAttendanceColor(attendance.baseType)
     }
 
+    fun getAttendanceIcon(attendance: Attendance): IIcon? = when (attendance.baseType) {
+        Attendance.TYPE_PRESENT, Attendance.TYPE_PRESENT_CUSTOM -> CommunityMaterial.Icon.cmd_check
+        Attendance.TYPE_ABSENT -> CommunityMaterial.Icon.cmd_close
+        Attendance.TYPE_ABSENT_EXCUSED -> CommunityMaterial.Icon3.cmd_progress_close
+        Attendance.TYPE_RELEASED -> CommunityMaterial.Icon.cmd_account_arrow_right_outline
+        Attendance.TYPE_BELATED -> CommunityMaterial.Icon.cmd_clock_alert_outline
+        Attendance.TYPE_BELATED_EXCUSED -> CommunityMaterial.Icon.cmd_clock_check_outline
+        Attendance.TYPE_DAY_FREE -> SzkolnyFont.Icon.szf_umbrella_beach_outline
+        else -> null
+    }
+
     /*    _    _ _____    _____                 _  __ _
          | |  | |_   _|  / ____|               (_)/ _(_)
          | |  | | | |   | (___  _ __   ___  ___ _| |_ _  ___
diff --git a/app/src/main/res/layout/dialog_lesson_details.xml b/app/src/main/res/layout/dialog_lesson_details.xml
index bf9cc40d..a304c641 100644
--- a/app/src/main/res/layout/dialog_lesson_details.xml
+++ b/app/src/main/res/layout/dialog_lesson_details.xml
@@ -134,7 +134,8 @@
                 android:layout_marginTop="8dp"
                 android:baselineAligned="false"
                 android:gravity="center_vertical"
-                android:orientation="horizontal">
+                android:orientation="horizontal"
+                android:visibility="gone">
 
                 <TextView
                     android:id="@+id/shiftedText"
@@ -290,6 +291,60 @@
 
             </LinearLayout>
 
+            <View
+                android:id="@+id/attendanceDivider"
+                android:layout_width="match_parent"
+                android:layout_height="1dp"
+                android:layout_marginTop="8dp"
+                android:background="@drawable/divider"/>
+
+            <LinearLayout
+                android:id="@+id/attendanceLayout"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginHorizontal="8dp"
+                android:layout_marginTop="8dp"
+                android:gravity="center_vertical"
+                android:orientation="horizontal">
+
+                <pl.szczodrzynski.edziennik.ui.modules.attendance.AttendanceView
+                    android:id="@+id/attendanceView"
+                    android:layout_width="36dp"
+                    android:layout_height="36dp"
+                    android:layout_marginEnd="8dp"
+                    android:layout_marginRight="8dp"
+                    tools:background="@drawable/bg_rounded_8dp"
+                    tools:backgroundTint="#f44336"
+                    tools:gravity="center"
+                    tools:text="nb"
+                    tools:textSize="22sp" />
+
+                <TextView
+                    android:id="@+id/attendanceType"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:gravity="center"
+                    android:maxLines="2"
+                    android:ellipsize="end"
+                    android:textSize="16sp"
+                    tools:text="nieobecność usprawiedliweniowsza1234324" />
+
+                <ImageView
+                    android:id="@+id/attendanceIcon"
+                    android:layout_width="24dp"
+                    android:layout_height="24dp"
+                    android:layout_marginHorizontal="8dp"
+                    tools:srcCompat="@sample/check" />
+
+                <Button
+                    android:id="@+id/attendanceDetails"
+                    style="@style/Widget.MaterialComponents.Button.OutlinedButton"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="@string/dialog_lesson_attendance_details" />
+            </LinearLayout>
+
             <View
                 android:layout_width="match_parent"
                 android:layout_height="1dp"
diff --git a/app/src/main/res/layout/timetable_lesson.xml b/app/src/main/res/layout/timetable_lesson.xml
index 3b51a197..4233a58e 100644
--- a/app/src/main/res/layout/timetable_lesson.xml
+++ b/app/src/main/res/layout/timetable_lesson.xml
@@ -48,16 +48,16 @@
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_gravity="top"
-                android:paddingHorizontal="8dp"
+                android:baselineAligned="false"
                 android:orientation="horizontal"
-                android:baselineAligned="false">
+                android:paddingHorizontal="8dp"
+                android:paddingVertical="4dp">
                 <!--tools:background="@drawable/timetable_subject_color_rounded"-->
 
                 <TextView
                     android:id="@+id/subjectName"
-                    android:layout_width="match_parent"
+                    android:layout_width="0dp"
                     android:layout_height="wrap_content"
-                    android:layout_marginVertical="4dp"
                     android:layout_weight="1"
                     android:ellipsize="end"
                     android:fontFamily="sans-serif-light"
@@ -75,8 +75,8 @@
                     android:layout_height="12dp"
                     android:layout_gravity="center_vertical"
                     android:layout_marginHorizontal="8dp"
-                    android:visibility="@{unread ? View.VISIBLE : View.GONE}"
-                    android:background="@drawable/unread_red_circle" />
+                    android:background="@drawable/unread_red_circle"
+                    android:visibility="@{unread ? View.VISIBLE : View.GONE}" />
 
                 <ImageView
                     android:id="@+id/attendanceIcon"
@@ -87,29 +87,18 @@
                     tools:srcCompat="@sample/check"
                     tools:visibility="visible" />
 
-                <ImageView
-                    android:id="@+id/imageView4"
-                    android:layout_width="24dp"
-                    android:layout_height="24dp"
-                    android:layout_weight="0"
-                    app:srcCompat="@drawable/bg_circle"
-                    android:visibility="gone" />
-
                 <TextView
-                    android:id="@+id/textView6"
+                    android:id="@+id/lessonNumberText"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_gravity="center_vertical"
                     android:fontFamily="sans-serif-condensed-light"
                     android:includeFontPadding="false"
-                    android:layout_marginBottom="-4dp"
                     android:paddingHorizontal="4dp"
                     android:text="@{Integer.toString(lessonNumber)}"
                     android:textSize="28sp"
                     android:visibility="@{lessonNumber != null ? View.VISIBLE : View.GONE}"
-                    tools:text="3"/>
-                <!--android:layout_marginTop="@{annotationVisible ? `-4dp` : `4dp`}"
-                    android:layout_marginBottom="@{annotationVisible ? `-4dp` : `0dp`}"-->
+                    tools:text="3" />
 
             </LinearLayout>
 
@@ -149,7 +138,8 @@
                     android:layout_width="match_parent"
                     android:layout_height="match_parent"
                     android:gravity="end|bottom"
-                    android:orientation="horizontal">
+                    android:orientation="horizontal"
+                    android:paddingBottom="2dp">
 
                     <View
                         android:id="@+id/event3"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index b11631b5..62a1f752 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1463,4 +1463,5 @@
     <string name="notification_attendance_long_format">Rodzaj: %s\nTermin: %s, %s\nNr lekcji: %s\nPrzedmiot: %s\nNauczyciel: %s\nTemat lekcji: %s</string>
     <string name="contributors_subtext_format" translatable="false">\@%s - %s</string>
     <string name="contributors_headline">Najłatwiejszy sposób na korzystanie z e-dziennika.</string>
+    <string name="dialog_lesson_attendance_details">Szczegóły</string>
 </resources>

From c6be1a79541713b66f6a64749b4d563590ad2146 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kuba=20Szczodrzy=C5=84ski?= <kuba@szczodrzynski.pl>
Date: Wed, 22 Sep 2021 13:52:06 +0200
Subject: [PATCH 4/5] [Strings] Update copyright dates.

---
 app/src/main/res/values-de/strings.xml | 2 +-
 app/src/main/res/values-en/strings.xml | 2 +-
 app/src/main/res/values/strings.xml    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index b86e42af..243c83b4 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -856,7 +856,7 @@
     <string name="settings_about_licenses_text">Open-Source-Lizenzen</string>
     <string name="settings_about_privacy_policy_text">Datenschutzrichtlinie</string>
     <string name="settings_card_register_title">E-Klassenbuch</string>
-    <string name="settings_about_title_subtext">© Kuba Szczodrzyński &amp;&amp; Kacper Ziubryniewicz\nSeptember 2018 - Juni 2021</string>
+    <string name="settings_about_title_subtext">© Kuba Szczodrzyński &amp;&amp; Kacper Ziubryniewicz\nSeptember 2018 - 2021</string>
     <string name="settings_about_update_subtext">Klicken Sie hier, um nach Aktualisierungen zu suchen</string>
     <string name="settings_about_update_text">Aktualisierung</string>
     <string name="settings_about_version_text">Version</string>
diff --git a/app/src/main/res/values-en/strings.xml b/app/src/main/res/values-en/strings.xml
index a557681a..84e3c52b 100644
--- a/app/src/main/res/values-en/strings.xml
+++ b/app/src/main/res/values-en/strings.xml
@@ -858,7 +858,7 @@
     <string name="settings_about_licenses_text">Open-source licenses</string>
     <string name="settings_about_privacy_policy_text">Privacy policy</string>
     <string name="settings_card_register_title">E-register</string>
-    <string name="settings_about_title_subtext">© Kuba Szczodrzyński &amp;&amp; Kacper Ziubryniewicz\nSeptember 2018 - June 2021</string>
+    <string name="settings_about_title_subtext">© Kuba Szczodrzyński &amp;&amp; Kacper Ziubryniewicz\nSeptember 2018 - 2021</string>
     <string name="settings_about_update_subtext">Click to check for updates</string>
     <string name="settings_about_update_text">Update</string>
     <string name="settings_about_version_text">Version</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 62a1f752..fd9a6935 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -921,7 +921,7 @@
     <string name="settings_about_licenses_text">Licencje open-source</string>
     <string name="settings_about_privacy_policy_text">Polityka prywatności</string>
     <string name="settings_card_register_title">E-dziennik</string>
-    <string name="settings_about_title_subtext">© Kuba Szczodrzyński &amp;&amp; Kacper Ziubryniewicz\nwrzesień 2018 - czerwiec 2021</string>
+    <string name="settings_about_title_subtext">© Kuba Szczodrzyński &amp;&amp; Kacper Ziubryniewicz\nwrzesień 2018 - 2021</string>
     <string name="settings_about_update_subtext">Kliknij, aby sprawdzić aktualizacje</string>
     <string name="settings_about_update_text">Aktualizacja</string>
     <string name="settings_about_version_text">Wersja</string>

From 18c306b9ea0a5be708653686af3164ddb395f18f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kuba=20Szczodrzy=C5=84ski?= <kuba@szczodrzynski.pl>
Date: Wed, 22 Sep 2021 13:55:01 +0200
Subject: [PATCH 5/5] [4.10] Update build.gradle, signing and changelog.

---
 app/src/main/assets/pl-changelog.html                 | 11 ++---------
 app/src/main/cpp/szkolny-signing.cpp                  |  2 +-
 .../edziennik/data/api/szkolny/interceptor/Signing.kt |  2 +-
 build.gradle                                          |  4 ++--
 4 files changed, 6 insertions(+), 13 deletions(-)

diff --git a/app/src/main/assets/pl-changelog.html b/app/src/main/assets/pl-changelog.html
index 99883f04..9d71f591 100644
--- a/app/src/main/assets/pl-changelog.html
+++ b/app/src/main/assets/pl-changelog.html
@@ -1,13 +1,6 @@
-<h3>Wersja 4.9, 2021-09-11</h3>
+<h3>Wersja 4.10, 2021-09-22</h3>
 <ul>
-    <li>Vulcan: naprawiono brakujące lekcje w planie. @Antoni-Czaplicki</li>
-    <li>Vulcan: naprawiono wysyłanie wiadomości. @Antoni-Czaplicki</li>
-    <li>Vulcan: naprawiono brak frekwencji.</li>
-    <li>Naprawiono eksportowanie planu lekcji oraz pobieranie załączników. @doteq</li>
-    <li>Mobidziennik: naprawiono możliwość pobierania przyszłego planu lekcji.</li>
-    <li>Mobidziennik: poprawiono brak nowych linii w wysłanej wiadomości.</li>
-    <li>Dodano ekran "Twórcy aplikacji" w Ustawieniach. @Pengwius</li>
-    <li>Zmieniono domyślne tło nagłówka menu. 😋</li>
+    <li>Dodano wyświetlanie informacji o frekwencji w planie lekcji. @Antoni-Czaplicki</li>
 </ul>
 <br>
 <br>
diff --git a/app/src/main/cpp/szkolny-signing.cpp b/app/src/main/cpp/szkolny-signing.cpp
index 9925362d..d3f11d9d 100644
--- a/app/src/main/cpp/szkolny-signing.cpp
+++ b/app/src/main/cpp/szkolny-signing.cpp
@@ -9,7 +9,7 @@
 
 /*secret password - removed for source code publication*/
 static toys AES_IV[16] = {
-	0x36, 0x60, 0xb0, 0x4b, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff  };
+	0xda, 0x2a, 0x5f, 0xbe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff  };
 
 unsigned char *agony(unsigned int laugh, unsigned char *box, unsigned char *heat);
 
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/interceptor/Signing.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/interceptor/Signing.kt
index 4c07bac8..2df7f141 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/interceptor/Signing.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/interceptor/Signing.kt
@@ -46,6 +46,6 @@ object Signing {
 
     /*fun provideKey(param1: String, param2: Long): ByteArray {*/
     fun pleaseStopRightNow(param1: String, param2: Long): ByteArray {
-        return "$param1.MTIzNDU2Nzg5MDkdkClKMQ===.$param2".sha256()
+        return "$param1.MTIzNDU2Nzg5MDY8+Uq3So===.$param2".sha256()
     }
 }
diff --git a/build.gradle b/build.gradle
index 7e6fb9f9..a8665c89 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,8 +5,8 @@ buildscript {
         kotlin_version = '1.5.20'
 
         release = [
-                versionName: "4.9",
-                versionCode: 4090099
+                versionName: "4.10",
+                versionCode: 4100099
         ]
 
         setup = [