Add conferences and announcements notifications (#1330)

app/build.gradle

@@ -151,7 +151,7 @@ huaweiPublish {
 
 ext {
     work_manager = "2.5.0"
-    work_hilt = "1.0.0"
+    android_hilt = "1.0.0"
     room = "2.3.0"
     chucker = "3.4.0"
     mockk = "1.11.0"
@@ -195,7 +195,8 @@ dependencies {
 
     implementation "com.google.dagger:hilt-android:$hilt_version"
     kapt "com.google.dagger:hilt-android-compiler:$hilt_version"
-    implementation "androidx.hilt:hilt-work:$work_hilt"
+    kapt "androidx.hilt:hilt-compiler:$android_hilt"
+    implementation "androidx.hilt:hilt-work:$android_hilt"
 
     implementation "com.ncapdevi:frag-nav:3.3.0"
     implementation "com.github.YarikSOffice:lingver:1.3.0"

app/src/main/java/io/github/wulkanowy/data/db/AppDatabase.kt

@@ -93,6 +93,7 @@ import io.github.wulkanowy.data.db.migrations.Migration35
 import io.github.wulkanowy.data.db.migrations.Migration36
 import io.github.wulkanowy.data.db.migrations.Migration37
 import io.github.wulkanowy.data.db.migrations.Migration38
+import io.github.wulkanowy.data.db.migrations.Migration39
 import io.github.wulkanowy.data.db.migrations.Migration4
 import io.github.wulkanowy.data.db.migrations.Migration5
 import io.github.wulkanowy.data.db.migrations.Migration6
@@ -141,7 +142,7 @@ import javax.inject.Singleton
 abstract class AppDatabase : RoomDatabase() {
 
     companion object {
-        const val VERSION_SCHEMA = 38
+        const val VERSION_SCHEMA = 39
 
         fun getMigrations(sharedPrefProvider: SharedPrefProvider, appInfo: AppInfo) = arrayOf(
             Migration2(),
@@ -181,6 +182,7 @@ abstract class AppDatabase : RoomDatabase() {
             Migration36(),
             Migration37(),
             Migration38(),
+            Migration39(),
         )
 
         fun newInstance(

app/src/main/java/io/github/wulkanowy/data/db/entities/Conference.kt

@@ -32,4 +32,7 @@ data class Conference(
 
     @PrimaryKey(autoGenerate = true)
     var id: Long = 0
+
+    @ColumnInfo(name = "is_notified")
+    var isNotified: Boolean = true
 }

app/src/main/java/io/github/wulkanowy/data/db/entities/SchoolAnnouncement.kt

@@ -21,4 +21,7 @@ data class SchoolAnnouncement(
 
     @PrimaryKey(autoGenerate = true)
     var id: Long = 0
+
+    @ColumnInfo(name = "is_notified")
+    var isNotified: Boolean = true
 }

app/src/main/java/io/github/wulkanowy/data/db/migrations/Migration39.kt

@@ -0,0 +1,12 @@
+package io.github.wulkanowy.data.db.migrations
+
+import androidx.room.migration.Migration
+import androidx.sqlite.db.SupportSQLiteDatabase
+
+class Migration39 : Migration(38, 39) {
+
+    override fun migrate(database: SupportSQLiteDatabase) {
+        database.execSQL("ALTER TABLE Conferences ADD COLUMN is_notified INTEGER NOT NULL DEFAULT 1")
+        database.execSQL("ALTER TABLE SchoolAnnouncements ADD COLUMN is_notified INTEGER NOT NULL DEFAULT 1")
+    }
+}

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

@@ -1,6 +1,7 @@
 package io.github.wulkanowy.data.repositories
 
 import io.github.wulkanowy.data.db.dao.ConferenceDao
+import io.github.wulkanowy.data.db.entities.Conference
 import io.github.wulkanowy.data.db.entities.Semester
 import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.mappers.mapToEntities
@@ -10,6 +11,8 @@ import io.github.wulkanowy.utils.getRefreshKey
 import io.github.wulkanowy.utils.init
 import io.github.wulkanowy.utils.networkBoundResource
 import io.github.wulkanowy.utils.uniqueSubtract
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.sync.Mutex
 import javax.inject.Inject
 import javax.inject.Singleton
@@ -25,19 +28,46 @@ class ConferenceRepository @Inject constructor(
 
     private val cacheKey = "conference"
 
-    fun getConferences(student: Student, semester: Semester, forceRefresh: Boolean) = networkBoundResource(
+    fun getConferences(
+        student: Student,
+        semester: Semester,
+        forceRefresh: Boolean,
+        notify: Boolean = false
+    ) = networkBoundResource(
         mutex = saveFetchResultMutex,
-        shouldFetch = { it.isEmpty() || forceRefresh || refreshHelper.isShouldBeRefreshed(getRefreshKey(cacheKey, semester)) },
-        query = { conferenceDb.loadAll(semester.diaryId, student.studentId) },
+        shouldFetch = {
+            it.isEmpty() || forceRefresh
+                || refreshHelper.isShouldBeRefreshed(getRefreshKey(cacheKey, semester))
+        },
+        query = {
+            conferenceDb.loadAll(
+                semester.diaryId,
+                student.studentId
+            )
+        },
         fetch = {
             sdk.init(student).switchDiary(semester.diaryId, semester.schoolYear)
                 .getConferences()
                 .mapToEntities(semester)
         },
         saveFetchResult = { old, new ->
+            val conferencesToSave = (new uniqueSubtract old).onEach {
+                if (notify) it.isNotified = false
+            }
+
             conferenceDb.deleteAll(old uniqueSubtract new)
-            conferenceDb.insertAll(new uniqueSubtract old)
+            conferenceDb.insertAll(conferencesToSave)
             refreshHelper.updateLastRefreshTimestamp(getRefreshKey(cacheKey, semester))
         }
     )
+    fun getNotNotifiedConference(semester: Semester): Flow<List<Conference>> {
+        return conferenceDb.loadAll(
+            diaryId = semester.diaryId,
+            studentId = semester.studentId
+        ).map {
+            it.filter { conference -> !conference.isNotified }
+        }
+    }
+
+    suspend fun updateConference(conference: List<Conference>) = conferenceDb.updateAll(conference)
 }

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

@@ -1,6 +1,9 @@
 package io.github.wulkanowy.data.repositories
 
 import io.github.wulkanowy.data.db.dao.SchoolAnnouncementDao
+import io.github.wulkanowy.data.db.entities.Conference
+import io.github.wulkanowy.data.db.entities.SchoolAnnouncement
+import io.github.wulkanowy.data.db.entities.Semester
 import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.mappers.mapToEntities
 import io.github.wulkanowy.sdk.Sdk
@@ -9,6 +12,8 @@ import io.github.wulkanowy.utils.getRefreshKey
 import io.github.wulkanowy.utils.init
 import io.github.wulkanowy.utils.networkBoundResource
 import io.github.wulkanowy.utils.uniqueSubtract
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.sync.Mutex
 import javax.inject.Inject
 import javax.inject.Singleton
@@ -24,20 +29,42 @@ class SchoolAnnouncementRepository @Inject constructor(
 
     private val cacheKey = "school_announcement"
 
-    fun getSchoolAnnouncements(student: Student, forceRefresh: Boolean) = networkBoundResource(
+    fun getSchoolAnnouncements(
+        student: Student,
+        forceRefresh: Boolean,
+        notify: Boolean = false
+    ) = networkBoundResource(
         mutex = saveFetchResultMutex,
         shouldFetch = {
-            it.isEmpty() || forceRefresh || refreshHelper.isShouldBeRefreshed(
-                getRefreshKey(cacheKey, student)
-            )
+            it.isEmpty() || forceRefresh
+                || refreshHelper.isShouldBeRefreshed(getRefreshKey(cacheKey, student))
+        },
+        query = {
+            schoolAnnouncementDb.loadAll(
+                student.studentId)
+        },
+        fetch = {
+            sdk.init(student)
+                .getDirectorInformation()
+                .mapToEntities(student)
         },
-        query = { schoolAnnouncementDb.loadAll(student.studentId) },
-        fetch = { sdk.init(student).getDirectorInformation().mapToEntities(student) },
         saveFetchResult = { old, new ->
-            schoolAnnouncementDb.deleteAll(old uniqueSubtract new)
-            schoolAnnouncementDb.insertAll(new uniqueSubtract old)
+            val schoolAnnouncementsToSave = (new uniqueSubtract old).onEach {
+                if (notify) it.isNotified = false
+            }
 
+            schoolAnnouncementDb.deleteAll(old uniqueSubtract new)
+            schoolAnnouncementDb.insertAll(schoolAnnouncementsToSave)
             refreshHelper.updateLastRefreshTimestamp(getRefreshKey(cacheKey, student))
         }
     )
+    fun getNotNotifiedSchoolAnnouncement(semester: Semester): Flow<List<SchoolAnnouncement>> {
+        return schoolAnnouncementDb.loadAll(
+            studentId = semester.studentId
+        ).map {
+            it.filter { schoolAnnouncement -> !schoolAnnouncement.isNotified }
+        }
+    }
+
+    suspend fun updateSchoolAnnouncement(schoolAnnouncement: List<SchoolAnnouncement>) = schoolAnnouncementDb.updateAll(schoolAnnouncement)
 }

app/src/main/java/io/github/wulkanowy/services/ServicesModule.kt

@@ -15,16 +15,19 @@ import dagger.multibindings.IntoSet
 import io.github.wulkanowy.services.sync.channels.Channel
 import io.github.wulkanowy.services.sync.channels.DebugChannel
 import io.github.wulkanowy.services.sync.channels.LuckyNumberChannel
+import io.github.wulkanowy.services.sync.channels.NewConferencesChannel
 import io.github.wulkanowy.services.sync.channels.NewExamChannel
 import io.github.wulkanowy.services.sync.channels.NewGradesChannel
 import io.github.wulkanowy.services.sync.channels.NewHomeworkChannel
 import io.github.wulkanowy.services.sync.channels.NewMessagesChannel
 import io.github.wulkanowy.services.sync.channels.NewNotesChannel
+import io.github.wulkanowy.services.sync.channels.NewSchoolAnnouncementsChannel
 import io.github.wulkanowy.services.sync.channels.PushChannel
 import io.github.wulkanowy.services.sync.channels.UpcomingLessonsChannel
 import io.github.wulkanowy.services.sync.works.AttendanceSummaryWork
 import io.github.wulkanowy.services.sync.works.AttendanceWork
 import io.github.wulkanowy.services.sync.works.CompletedLessonWork
+import io.github.wulkanowy.services.sync.works.ConferenceWork
 import io.github.wulkanowy.services.sync.works.ExamWork
 import io.github.wulkanowy.services.sync.works.GradeStatisticsWork
 import io.github.wulkanowy.services.sync.works.GradeWork
@@ -73,6 +76,10 @@ abstract class ServicesModule {
     @IntoSet
     abstract fun provideAttendanceWork(work: AttendanceWork): Work
 
+    @Binds
+    @IntoSet
+    abstract fun provideConferenceWork(work: ConferenceWork): Work
+
     @Binds
     @IntoSet
     abstract fun provideExamWork(work: ExamWork): Work
@@ -125,6 +132,10 @@ abstract class ServicesModule {
     @IntoSet
     abstract fun provideLuckyNumberChannel(channel: LuckyNumberChannel): Channel
 
+    @Binds
+    @IntoSet
+    abstract fun provideNewConferenceChannel(channel: NewConferencesChannel): Channel
+
     @Binds
     @IntoSet
     abstract fun provideNewExamChannel(channel: NewExamChannel): Channel
@@ -145,6 +156,10 @@ abstract class ServicesModule {
     @IntoSet
     abstract fun provideNewNotesChannel(channel: NewNotesChannel): Channel
 
+    @Binds
+    @IntoSet
+    abstract fun provideNewSchoolAnnouncementChannel(channel: NewSchoolAnnouncementsChannel): Channel
+
     @Binds
     @IntoSet
     abstract fun providePushChannel(channel: PushChannel): Channel

app/src/main/java/io/github/wulkanowy/services/sync/channels/NewConferencesChannel.kt

@@ -0,0 +1,32 @@
+package io.github.wulkanowy.services.sync.channels
+
+import android.annotation.TargetApi
+import android.app.Notification
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.content.Context
+import androidx.core.app.NotificationManagerCompat
+import dagger.hilt.android.qualifiers.ApplicationContext
+import io.github.wulkanowy.R
+import javax.inject.Inject
+
+@TargetApi(26)
+class NewConferencesChannel @Inject constructor(
+    private val notificationManager: NotificationManagerCompat,
+    @ApplicationContext private val context: Context
+) : Channel {
+
+    companion object {
+        const val CHANNEL_ID = "new_conferences_channel"
+    }
+
+    override fun create() {
+        notificationManager.createNotificationChannel(
+            NotificationChannel(CHANNEL_ID, context.getString(R.string.channel_new_conference), NotificationManager.IMPORTANCE_HIGH)
+                .apply {
+                    enableLights(true)
+                    enableVibration(true)
+                    lockscreenVisibility = Notification.VISIBILITY_PUBLIC
+                })
+    }
+}

app/src/main/java/io/github/wulkanowy/services/sync/channels/NewSchoolAnnouncementsChannel.kt

@@ -0,0 +1,32 @@
+package io.github.wulkanowy.services.sync.channels
+
+import android.annotation.TargetApi
+import android.app.Notification
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.content.Context
+import androidx.core.app.NotificationManagerCompat
+import dagger.hilt.android.qualifiers.ApplicationContext
+import io.github.wulkanowy.R
+import javax.inject.Inject
+
+@TargetApi(26)
+class NewSchoolAnnouncementsChannel @Inject constructor(
+    private val notificationManager: NotificationManagerCompat,
+    @ApplicationContext private val context: Context
+) : Channel {
+
+    companion object {
+        const val CHANNEL_ID = "new_schoolAnnouncements_channel"
+    }
+
+    override fun create() {
+        notificationManager.createNotificationChannel(
+            NotificationChannel(CHANNEL_ID, context.getString(R.string.channel_new_school_announcement), NotificationManager.IMPORTANCE_HIGH)
+                .apply {
+                    enableLights(true)
+                    enableVibration(true)
+                    lockscreenVisibility = Notification.VISIBILITY_PUBLIC
+                })
+    }
+}

app/src/main/java/io/github/wulkanowy/services/sync/works/ConferenceWork.kt

@@ -0,0 +1,79 @@
+package io.github.wulkanowy.services.sync.works
+
+import android.app.PendingIntent
+import android.content.Context
+import androidx.core.app.NotificationCompat
+import androidx.core.app.NotificationManagerCompat
+import dagger.hilt.android.qualifiers.ApplicationContext
+import io.github.wulkanowy.R
+import io.github.wulkanowy.data.db.entities.Conference
+import io.github.wulkanowy.data.db.entities.Semester
+import io.github.wulkanowy.data.db.entities.Student
+import io.github.wulkanowy.data.repositories.ConferenceRepository
+import io.github.wulkanowy.data.repositories.PreferencesRepository
+import io.github.wulkanowy.services.sync.channels.NewConferencesChannel
+import io.github.wulkanowy.ui.modules.main.MainActivity
+import io.github.wulkanowy.ui.modules.main.MainView
+import io.github.wulkanowy.utils.getCompatBitmap
+import io.github.wulkanowy.utils.getCompatColor
+import io.github.wulkanowy.utils.waitForResult
+import kotlinx.coroutines.flow.first
+import javax.inject.Inject
+import kotlin.random.Random
+
+class ConferenceWork @Inject constructor(
+    @ApplicationContext private val context: Context,
+    private val conferenceRepository: ConferenceRepository,
+    private val notificationManager: NotificationManagerCompat,
+    private val preferencesRepository: PreferencesRepository
+) : Work {
+
+    override suspend fun doWork(student: Student, semester: Semester) {
+        conferenceRepository.getConferences(
+            student = student,
+            semester = semester,
+            forceRefresh = true,
+            notify = preferencesRepository.isNotificationsEnable
+        ).waitForResult()
+
+        conferenceRepository.getNotNotifiedConference(semester).first().let {
+            if (it.isNotEmpty()) notify(it)
+
+            conferenceRepository.updateConference(it.onEach { conference -> conference.isNotified = true })
+        }
+    }
+
+    private fun notify(conference: List<Conference>) {
+        notificationManager.notify(
+            Random.nextInt(Int.MAX_VALUE),
+            NotificationCompat.Builder(context, NewConferencesChannel.CHANNEL_ID)
+                .setContentTitle(context.resources.getQuantityString(R.plurals.conference_notify_new_item_title, conference.size, conference.size))
+                .setContentText(context.resources.getQuantityString(R.plurals.conference_notify_new_items, conference.size, conference.size))
+                .setSmallIcon(R.drawable.ic_stat_all)
+                .setLargeIcon(context.getCompatBitmap(R.drawable.ic_more_conferences, R.color.colorPrimary))
+                .setAutoCancel(true)
+                .setDefaults(NotificationCompat.DEFAULT_ALL)
+                .setPriority(NotificationCompat.PRIORITY_HIGH)
+                .setColor(context.getCompatColor(R.color.colorPrimary))
+                .setContentIntent(
+                    PendingIntent.getActivity(
+                        context, MainView.Section.CONFERENCE.id,
+                        MainActivity.getStartIntent(context, MainView.Section.CONFERENCE, true),
+                        PendingIntent.FLAG_UPDATE_CURRENT
+                    )
+                )
+                .setStyle(NotificationCompat.InboxStyle().run {
+                    setSummaryText(
+                        context.resources.getQuantityString(
+                            R.plurals.conference_number_item,
+                            conference.size,
+                            conference.size
+                        )
+                    )
+                    conference.forEach { addLine("${it.title}: ${it.subject}") }
+                    this
+                })
+                .build()
+        )
+    }
+}

app/src/main/java/io/github/wulkanowy/services/sync/works/SchoolAnnouncementWork.kt

@@ -1,16 +1,83 @@
 package io.github.wulkanowy.services.sync.works
 
+import android.app.PendingIntent
+import android.content.Context
+import androidx.core.app.NotificationCompat
+import androidx.core.app.NotificationManagerCompat
+import dagger.hilt.android.qualifiers.ApplicationContext
+import io.github.wulkanowy.R
+import io.github.wulkanowy.data.db.entities.SchoolAnnouncement
 import io.github.wulkanowy.data.db.entities.Semester
 import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.repositories.SchoolAnnouncementRepository
+import io.github.wulkanowy.data.repositories.PreferencesRepository
+import io.github.wulkanowy.services.sync.channels.NewSchoolAnnouncementsChannel
+import io.github.wulkanowy.ui.modules.main.MainActivity
+import io.github.wulkanowy.ui.modules.main.MainView
+import io.github.wulkanowy.utils.getCompatBitmap
+import io.github.wulkanowy.utils.getCompatColor
 import io.github.wulkanowy.utils.waitForResult
+import kotlinx.coroutines.flow.first
 import javax.inject.Inject
+import kotlin.random.Random
 
 class SchoolAnnouncementWork @Inject constructor(
+    @ApplicationContext private val context: Context,
     private val schoolAnnouncementRepository: SchoolAnnouncementRepository,
+    private val notificationManager: NotificationManagerCompat,
+    private val preferencesRepository: PreferencesRepository
 ) : Work {
 
     override suspend fun doWork(student: Student, semester: Semester) {
-        schoolAnnouncementRepository.getSchoolAnnouncements(student, true).waitForResult()
+        schoolAnnouncementRepository.getSchoolAnnouncements(
+            student,
+            true,
+            notify = preferencesRepository.isNotificationsEnable
+        ).waitForResult()
+
+
+        schoolAnnouncementRepository.getNotNotifiedSchoolAnnouncement(semester).first().let {
+            if (it.isNotEmpty()) notify(it)
+
+            schoolAnnouncementRepository.updateSchoolAnnouncement(it.onEach { schoolAnnouncement -> schoolAnnouncement.isNotified = true })
+    }
+}
+
+    private fun notify(schoolAnnouncement: List<SchoolAnnouncement>) {
+        notificationManager.notify(
+            Random.nextInt(Int.MAX_VALUE),
+            NotificationCompat.Builder(context, NewSchoolAnnouncementsChannel.CHANNEL_ID)
+                .setContentTitle(context.resources.getQuantityString(
+                        R.plurals.school_announcement_notify_new_item_title,
+                        schoolAnnouncement.size,
+                        schoolAnnouncement.size
+                    ))
+                .setContentText(context.resources.getQuantityString(R.plurals.school_announcement_notify_new_items, schoolAnnouncement.size, schoolAnnouncement.size))
+                .setSmallIcon(R.drawable.ic_stat_all)
+                .setLargeIcon(context.getCompatBitmap(R.drawable.ic_all_about, R.color.colorPrimary))
+                .setAutoCancel(true)
+                .setDefaults(NotificationCompat.DEFAULT_ALL)
+                .setPriority(NotificationCompat.PRIORITY_HIGH)
+                .setColor(context.getCompatColor(R.color.colorPrimary))
+                .setContentIntent(
+                    PendingIntent.getActivity(
+                        context, MainView.Section.SCHOOL_ANNOUNCEMENT.id,
+                        MainActivity.getStartIntent(context, MainView.Section.SCHOOL_ANNOUNCEMENT, true),
+                        PendingIntent.FLAG_UPDATE_CURRENT
+                    )
+                )
+                .setStyle(NotificationCompat.InboxStyle().run {
+                    setSummaryText(
+                        context.resources.getQuantityString(
+                            R.plurals.school_announcement_number_item,
+                            schoolAnnouncement.size,
+                            schoolAnnouncement.size
+                        )
+                    )
+                    schoolAnnouncement.forEach { addLine("${it.subject}: ${it.content}") }
+                    this
+                })
+                .build()
+        )
     }
 }

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

@@ -70,6 +70,8 @@ interface MainView : BaseView {
         ABOUT(10),
         SCHOOL(11),
         ACCOUNT(12),
-        STUDENT_INFO(13)
+        STUDENT_INFO(13),
+        CONFERENCE(14),
+        SCHOOL_ANNOUNCEMENT(15)
     }
 }

app/src/main/res/drawable/ic_more_conferences.xml

@@ -4,6 +4,6 @@
     android:viewportWidth="24"
     android:viewportHeight="24">
     <path
-        android:fillColor="#FF000000"
+        android:fillColor="#FFF"
         android:pathData="M9,13.75c-2.34,0 -7,1.17 -7,3.5L2,19h14v-1.75c0,-2.33 -4.66,-3.5 -7,-3.5zM4.34,17c0.84,-0.58 2.87,-1.25 4.66,-1.25s3.82,0.67 4.66,1.25L4.34,17zM9,12c1.93,0 3.5,-1.57 3.5,-3.5S10.93,5 9,5 5.5,6.57 5.5,8.5 7.07,12 9,12zM9,7c0.83,0 1.5,0.67 1.5,1.5S9.83,10 9,10s-1.5,-0.67 -1.5,-1.5S8.17,7 9,7zM16.04,13.81c1.16,0.84 1.96,1.96 1.96,3.44L18,19h4v-1.75c0,-2.02 -3.5,-3.17 -5.96,-3.44zM15,12c1.93,0 3.5,-1.57 3.5,-3.5S16.93,5 15,5c-0.54,0 -1.04,0.13 -1.5,0.35 0.63,0.89 1,1.98 1,3.15s-0.37,2.26 -1,3.15c0.46,0.22 0.96,0.35 1.5,0.35z" />
 </vector>

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

@@ -353,11 +353,35 @@
     <!--Conference-->
     <string name="conferences_title">Conferences</string>
     <string name="conference_no_items">No info about conferences</string>
+    <plurals name="conference_number_item">
+        <item quantity="one">%d conference</item>
+        <item quantity="other">%d conferences</item>
+    </plurals>
+    <plurals name="conference_notify_new_item_title">
+        <item quantity="one">New conference</item>
+        <item quantity="other">New conferences</item>
+    </plurals>
+    <plurals name="conference_notify_new_items">
+        <item quantity="one">You have %1$d new conference</item>
+        <item quantity="other">You have %1$d new conferences</item>
+    </plurals>
 
 
     <!--Director information-->
     <string name="school_announcement_title">School announcements</string>
     <string name="school_announcement_no_items">No school announcements</string>
+    <plurals name="school_announcement_number_item">
+        <item quantity="one">%d school announcement</item>
+        <item quantity="other">%d school announcements</item>
+    </plurals>
+    <plurals name="school_announcement_notify_new_item_title">
+        <item quantity="one">New school announcement</item>
+        <item quantity="other">New school announcements</item>
+    </plurals>
+    <plurals name="school_announcement_notify_new_items">
+        <item quantity="one">You have %1$d new school announcement</item>
+        <item quantity="other">You have %1$d new school announcements</item>
+    </plurals>
 
 
     <!--Account-->
@@ -545,10 +569,12 @@
     <!--Notification Channels-->
     <string name="channel_new_grades">New grades</string>
     <string name="channel_new_homework">New homework</string>
+    <string name="channel_new_conference">New conferences</string>
     <string name="channel_new_exam">New exams</string>
     <string name="channel_lucky_number">Lucky number</string>
     <string name="channel_new_message">New messages</string>
     <string name="channel_new_notes">New notes</string>
+    <string name="channel_new_school_announcement">New school announcements</string>
     <string name="channel_push">Push notifications</string>
     <string name="channel_upcoming_lessons">Upcoming lessons</string>
     <string name="channel_debug">Debug</string>