1.5.0

Уведомления об обновлении расписания. Обновление кеша сервера в фоновом режиме (раз в 15 минут). Теперь полный порядок с запросами.
2025-12-06 09:47:48 +03:00 · 2024-10-05 00:27:43 +04:00
parent 13d77bbf28
commit 800c49dcc4
60 changed files with 657 additions and 374 deletions
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -32,8 +32,8 @@ android {
        applicationId = "ru.n08i40k.polytechnic.next"
        minSdk = 26
        targetSdk = 35
-        versionCode = 9
-        versionName = "1.4.0"
+        versionCode = 10
+        versionName = "1.5.0"

        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
        vectorDrawables {
@@ -89,13 +89,22 @@ android {
 }

 dependencies {
+    // work manager
+    implementation(libs.androidx.work.runtime)
+    implementation(libs.androidx.work.runtime.ktx)
+
+    // hilt
    implementation(libs.hilt.android)
    ksp(libs.hilt.android.compiler)
    implementation(libs.androidx.hilt.navigation.compose)

+    // firebase
    implementation(platform(libs.firebase.bom))
    implementation(libs.firebase.analytics)
+    implementation(libs.firebase.messaging)
+    implementation(libs.firebase.crashlytics)

+    // datastore
    implementation(libs.androidx.datastore)
    implementation(libs.protobuf.lite)

@@ -112,7 +121,7 @@ dependencies {
    implementation(libs.androidx.material3)
    implementation(libs.volley)
    implementation(libs.androidx.navigation.compose)
-    implementation(libs.firebase.crashlytics)
+
    testImplementation(libs.junit)
    androidTestImplementation(libs.androidx.junit)
    androidTestImplementation(libs.androidx.espresso.core)
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -3,6 +3,7 @@
    xmlns:tools="http://schemas.android.com/tools">

    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />

    <application
        android:name=".PolytechnicApplication"
@@ -14,6 +15,15 @@
        android:roundIcon="@drawable/ic_launcher_round"
        android:theme="@style/Theme.PolytechnicNext"
        tools:targetApi="35">
+
+        <service
+            android:name=".service.MyFirebaseMessagingService"
+            android:exported="false">
+            <intent-filter>
+                <action android:name="com.google.firebase.MESSAGING_EVENT" />
+            </intent-filter>
+        </service>
+
        <activity
            android:name=".ui.MainActivity"
            android:exported="true"
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/NotificationChannels.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/NotificationChannels.kt
@@ -0,0 +1,5 @@
+package ru.n08i40k.polytechnic.next
+
+object NotificationChannels {
+    const val SCHEDULE_UPDATE = "schedule-update"
+}
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/data/AppContainer.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/data/AppContainer.kt
@@ -10,9 +10,9 @@ import ru.n08i40k.polytechnic.next.data.cache.NetworkCacheRepository
 import ru.n08i40k.polytechnic.next.data.cache.impl.FakeNetworkCacheRepository
 import ru.n08i40k.polytechnic.next.data.cache.impl.LocalNetworkCacheRepository
 import ru.n08i40k.polytechnic.next.data.schedule.ScheduleRepository
-import ru.n08i40k.polytechnic.next.data.schedule.impl.FakeScheduleReplacerRepository
+import ru.n08i40k.polytechnic.next.data.scheduleReplacer.impl.FakeScheduleReplacerRepository
 import ru.n08i40k.polytechnic.next.data.schedule.impl.FakeScheduleRepository
-import ru.n08i40k.polytechnic.next.data.schedule.impl.RemoteScheduleReplacerRepository
+import ru.n08i40k.polytechnic.next.data.scheduleReplacer.impl.RemoteScheduleReplacerRepository
 import ru.n08i40k.polytechnic.next.data.schedule.impl.RemoteScheduleRepository
 import ru.n08i40k.polytechnic.next.data.scheduleReplacer.ScheduleReplacerRepository
 import ru.n08i40k.polytechnic.next.data.users.ProfileRepository
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/data/schedule/impl/RemoteScheduleRepository.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/data/schedule/impl/RemoteScheduleRepository.kt
@@ -9,14 +9,11 @@ import kotlinx.coroutines.withContext
 import ru.n08i40k.polytechnic.next.data.MyResult
 import ru.n08i40k.polytechnic.next.data.schedule.ScheduleRepository
 import ru.n08i40k.polytechnic.next.model.Group
-import ru.n08i40k.polytechnic.next.network.data.schedule.ScheduleGetReq
-import ru.n08i40k.polytechnic.next.network.data.schedule.ScheduleGetReqData
+import ru.n08i40k.polytechnic.next.network.request.schedule.ScheduleGet
 import ru.n08i40k.polytechnic.next.network.tryFuture
 import ru.n08i40k.polytechnic.next.settings.settingsDataStore

 class RemoteScheduleRepository(private val context: Context) : ScheduleRepository {
-
-
    override suspend fun getGroup(): MyResult<Group> {
        return withContext(Dispatchers.IO) {
            val groupName = runBlocking {
@@ -27,8 +24,8 @@ class RemoteScheduleRepository(private val context: Context) : ScheduleRepositor
                return@withContext MyResult.Failure(IllegalArgumentException("No group name provided!"))

            val response = tryFuture {
-                ScheduleGetReq(
-                    ScheduleGetReqData(groupName),
+                ScheduleGet(
+                    ScheduleGet.RequestDto(groupName),
                    context,
                    it,
                    it
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/data/scheduleReplacer/impl/FakeScheduleReplacerRepository.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/data/scheduleReplacer/impl/FakeScheduleReplacerRepository.kt
@@ -1,4 +1,4 @@
-package ru.n08i40k.polytechnic.next.data.schedule.impl
+package ru.n08i40k.polytechnic.next.data.scheduleReplacer.impl

 import ru.n08i40k.polytechnic.next.data.MyResult
 import ru.n08i40k.polytechnic.next.data.scheduleReplacer.ScheduleReplacerRepository
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/data/scheduleReplacer/impl/RemoteScheduleReplacerRepository.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/data/scheduleReplacer/impl/RemoteScheduleReplacerRepository.kt
@@ -1,4 +1,4 @@
-package ru.n08i40k.polytechnic.next.data.schedule.impl
+package ru.n08i40k.polytechnic.next.data.scheduleReplacer.impl

 import android.content.Context
 import kotlinx.coroutines.Dispatchers
@@ -6,15 +6,15 @@ import kotlinx.coroutines.withContext
 import ru.n08i40k.polytechnic.next.data.MyResult
 import ru.n08i40k.polytechnic.next.data.scheduleReplacer.ScheduleReplacerRepository
 import ru.n08i40k.polytechnic.next.model.ScheduleReplacer
-import ru.n08i40k.polytechnic.next.network.data.scheduleReplacer.ScheduleReplacerClearReq
-import ru.n08i40k.polytechnic.next.network.data.scheduleReplacer.ScheduleReplacerGetReq
-import ru.n08i40k.polytechnic.next.network.data.scheduleReplacer.ScheduleReplacerSetReq
+import ru.n08i40k.polytechnic.next.network.request.scheduleReplacer.ScheduleReplacerClear
+import ru.n08i40k.polytechnic.next.network.request.scheduleReplacer.ScheduleReplacerGet
+import ru.n08i40k.polytechnic.next.network.request.scheduleReplacer.ScheduleReplacerSet
 import ru.n08i40k.polytechnic.next.network.tryFuture

 class RemoteScheduleReplacerRepository(private val context: Context) : ScheduleReplacerRepository {
    override suspend fun getAll(): MyResult<List<ScheduleReplacer>> =
        withContext(Dispatchers.IO) {
-            tryFuture { ScheduleReplacerGetReq(context, it, it) }
+            tryFuture { ScheduleReplacerGet(context, it, it) }
        }


@@ -24,12 +24,12 @@ class RemoteScheduleReplacerRepository(private val context: Context) : ScheduleR
        fileType: String
    ): MyResult<Nothing> =
        withContext(Dispatchers.IO) {
-            tryFuture { ScheduleReplacerSetReq(context, fileName, fileData, fileType, it, it) }
+            tryFuture { ScheduleReplacerSet(context, fileName, fileData, fileType, it, it) }
        }

    override suspend fun clear(): MyResult<Int> {
        val response = withContext(Dispatchers.IO) {
-            tryFuture { ScheduleReplacerClearReq(context, it, it) }
+            tryFuture { ScheduleReplacerClear(context, it, it) }
        }

        return when (response) {
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/data/users/ProfileRepository.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/data/users/ProfileRepository.kt
@@ -5,4 +5,6 @@ import ru.n08i40k.polytechnic.next.model.Profile

 interface ProfileRepository {
    suspend fun getProfile(): MyResult<Profile>
+
+    suspend fun setFcmToken(token: String): MyResult<Unit>
 }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/data/users/impl/FakeProfileRepository.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/data/users/impl/FakeProfileRepository.kt
@@ -26,4 +26,8 @@ class FakeProfileRepository : ProfileRepository {
                MyResult.Success(exampleProfile)
        }
    }
+
+    override suspend fun setFcmToken(token: String): MyResult<Unit> {
+        return MyResult.Success(Unit)
+    }
 }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/data/users/impl/RemoteProfileRepository.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/data/users/impl/RemoteProfileRepository.kt
@@ -6,18 +6,18 @@ import kotlinx.coroutines.withContext
 import ru.n08i40k.polytechnic.next.data.MyResult
 import ru.n08i40k.polytechnic.next.data.users.ProfileRepository
 import ru.n08i40k.polytechnic.next.model.Profile
-import ru.n08i40k.polytechnic.next.network.data.profile.UsersMeRequest
+import ru.n08i40k.polytechnic.next.network.request.fcm.FcmSetToken
+import ru.n08i40k.polytechnic.next.network.request.profile.ProfileMe
 import ru.n08i40k.polytechnic.next.network.tryFuture

 class RemoteProfileRepository(private val context: Context) : ProfileRepository {
    override suspend fun getProfile(): MyResult<Profile> =
        withContext(Dispatchers.IO) {
-            tryFuture {
-                UsersMeRequest(
-                    context,
-                    it,
-                    it
-                )
-            }
+            tryFuture { ProfileMe(context, it, it) }
+        }
+
+    override suspend fun setFcmToken(token: String): MyResult<Unit> =
+        withContext(Dispatchers.IO) {
+            tryFuture { FcmSetToken(context, token, it, it) }
        }
 }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/AuthorizedMultipartRequest.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/AuthorizedMultipartRequest.kt
@@ -2,7 +2,7 @@ package ru.n08i40k.polytechnic.next.network

 import android.content.Context
 import com.android.volley.Response
-import ru.n08i40k.polytechnic.next.network.data.AuthorizedRequest
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest
 import java.io.ByteArrayInputStream
 import java.io.ByteArrayOutputStream
 import java.io.DataOutputStream
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/NetworkValues.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/NetworkValues.kt
@@ -1,5 +1,5 @@
 package ru.n08i40k.polytechnic.next.network

 object NetworkValues {
-    const val API_HOST = "https://polytechnic.n08i40k.ru:5050/api/v1/"
+    const val API_HOST = "https://192.168.0.103:5050/api/v1/"
 }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/RequestUtils.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/RequestUtils.kt
@@ -10,7 +10,9 @@ fun <ResultT, RequestT : RequestBase> tryFuture(
    buildRequest: (RequestFuture<ResultT>) -> RequestT
 ): MyResult<ResultT> {
    val future = RequestFuture.newFuture<ResultT>()
+
    buildRequest(future).send()
+
    return tryGet(future)
 }

--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/ChangePasswordRequestData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/ChangePasswordRequestData.kt
@@ -1,6 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.auth
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class ChangePasswordRequestData(val oldPassword: String, val newPassword: String)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/LoginRequestData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/LoginRequestData.kt
@@ -1,6 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.auth
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class LoginRequestData(val username: String, val password: String)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/LoginResponseData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/LoginResponseData.kt
@@ -1,6 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.auth
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class LoginResponseData(val id: String, val accessToken: String)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/RegisterRequestData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/RegisterRequestData.kt
@@ -1,12 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.auth
-
-import kotlinx.serialization.Serializable
-import ru.n08i40k.polytechnic.next.model.UserRole
-
-@Serializable
-data class RegisterRequestData(
-    val username: String,
-    val password: String,
-    val group: String,
-    val role: UserRole
-)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/RegisterResponseData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/auth/RegisterResponseData.kt
@@ -1,6 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.auth
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class RegisterResponseData(val id: String, val accessToken: String)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/profile/ChangeGroupRequestData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/profile/ChangeGroupRequestData.kt
@@ -1,6 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.profile
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class ChangeGroupRequestData(val group: String)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/profile/ChangeUsernameRequestData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/profile/ChangeUsernameRequestData.kt
@@ -1,6 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.profile
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class ChangeUsernameRequestData(val username: String)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetCacheStatusReq.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetCacheStatusReq.kt
@@ -1,18 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.schedule
-
-import android.content.Context
-import com.android.volley.Response
-import kotlinx.serialization.json.Json
-import ru.n08i40k.polytechnic.next.network.data.AuthorizedRequest
-
-class ScheduleGetCacheStatusReq(
-    context: Context,
-    listener: Response.Listener<ScheduleGetCacheStatusResData>,
-    errorListener: Response.ErrorListener? = null
-) : AuthorizedRequest(
-    context,
-    Method.GET,
-    "schedule/cache-status",
-    { listener.onResponse(Json.decodeFromString(it)) },
-    errorListener
-)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetCacheStatusResData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetCacheStatusResData.kt
@@ -1,11 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.schedule
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class ScheduleGetCacheStatusResData(
-    val cacheUpdateRequired: Boolean,
-    val cacheHash: String,
-    val lastCacheUpdate: Long,
-    val lastScheduleUpdate: Long,
-)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetGroupNamesReq.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetGroupNamesReq.kt
@@ -1,18 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.schedule
-
-import android.content.Context
-import com.android.volley.Response
-import kotlinx.serialization.json.Json
-import ru.n08i40k.polytechnic.next.network.data.CachedRequest
-
-class ScheduleGetGroupNamesReq(
-    context: Context,
-    listener: Response.Listener<ScheduleGetGroupNamesResData>,
-    errorListener: Response.ErrorListener? = null
-) : CachedRequest(
-    context,
-    Method.GET,
-    "schedule/get-group-names",
-    { listener.onResponse(Json.decodeFromString(it)) },
-    errorListener
-)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetGroupNamesResData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetGroupNamesResData.kt
@@ -1,8 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.schedule
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class ScheduleGetGroupNamesResData(
-    val names: ArrayList<String>,
-)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetReq.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetReq.kt
@@ -1,24 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.schedule
-
-import android.content.Context
-import com.android.volley.Response
-import kotlinx.serialization.encodeToString
-import kotlinx.serialization.json.Json
-import ru.n08i40k.polytechnic.next.network.data.CachedRequest
-
-class ScheduleGetReq(
-    private val data: ScheduleGetReqData,
-    context: Context,
-    listener: Response.Listener<ScheduleGetResData>,
-    errorListener: Response.ErrorListener? = null
-) : CachedRequest(
-    context,
-    Method.POST,
-    "schedule/get-group",
-    { listener.onResponse(Json.decodeFromString(it)) },
-    errorListener
-) {
-    override fun getBody(): ByteArray {
-        return Json.encodeToString(data).toByteArray()
-    }
-}
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetReqData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetReqData.kt
@@ -1,6 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.schedule
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class ScheduleGetReqData(val name: String)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetResData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleGetResData.kt
@@ -1,11 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.schedule
-
-import kotlinx.serialization.Serializable
-import ru.n08i40k.polytechnic.next.model.Group
-
-@Serializable
-data class ScheduleGetResData(
-    val updatedAt: String,
-    val group: Group,
-    val lastChangedDays: ArrayList<Int>,
-)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleUpdateReqData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/schedule/ScheduleUpdateReqData.kt
@@ -1,6 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.schedule
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class ScheduleUpdateReqData(val mainPage: String)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/scheduleReplacer/ScheduleReplacerClearReq.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/scheduleReplacer/ScheduleReplacerClearReq.kt
@@ -1,18 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.scheduleReplacer
-
-import android.content.Context
-import com.android.volley.Response
-import kotlinx.serialization.json.Json
-import ru.n08i40k.polytechnic.next.network.data.AuthorizedRequest
-
-class ScheduleReplacerClearReq(
-    context: Context,
-    listener: Response.Listener<ScheduleReplacerClearResData>,
-    errorListener: Response.ErrorListener?
-) : AuthorizedRequest(
-    context,
-    Method.POST,
-    "schedule-replacer/clear",
-    { listener.onResponse(Json.decodeFromString(it)) },
-    errorListener
-)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/scheduleReplacer/ScheduleReplacerClearResData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/scheduleReplacer/ScheduleReplacerClearResData.kt
@@ -1,8 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.scheduleReplacer
-
-import kotlinx.serialization.Serializable
-
-@Serializable
-data class ScheduleReplacerClearResData(
-    val count: Int
-)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/scheduleReplacer/ScheduleReplacerGetResData.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/data/scheduleReplacer/ScheduleReplacerGetResData.kt
@@ -1,5 +0,0 @@
-package ru.n08i40k.polytechnic.next.network.data.scheduleReplacer
-
-import ru.n08i40k.polytechnic.next.model.ScheduleReplacer
-
-typealias ScheduleReplacerGetResData = List<ScheduleReplacer>
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/AuthorizedRequest.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/AuthorizedRequest.kt
@@ -1,4 +1,4 @@
-package ru.n08i40k.polytechnic.next.network.data
+package ru.n08i40k.polytechnic.next.network.request

 import android.content.Context
 import com.android.volley.AuthFailureError
@@ -40,7 +40,7 @@ open class AuthorizedRequest(
            context.settingsDataStore.data.map { settings -> settings.accessToken }.first()
        }

-        if (accessToken.isEmpty())
+        if (accessToken.isEmpty() && context.profileViewModel != null)
            context.profileViewModel!!.onUnauthorized()

        val headers = super.getHeaders()
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/CachedRequest.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/CachedRequest.kt
@@ -1,4 +1,4 @@
-package ru.n08i40k.polytechnic.next.network.data
+package ru.n08i40k.polytechnic.next.network.request

 import android.content.Context
 import com.android.volley.Response
@@ -11,10 +11,8 @@ import ru.n08i40k.polytechnic.next.PolytechnicApplication
 import ru.n08i40k.polytechnic.next.data.AppContainer
 import ru.n08i40k.polytechnic.next.data.MyResult
 import ru.n08i40k.polytechnic.next.network.NetworkConnection
-import ru.n08i40k.polytechnic.next.network.data.schedule.ScheduleGetCacheStatusReq
-import ru.n08i40k.polytechnic.next.network.data.schedule.ScheduleGetCacheStatusResData
-import ru.n08i40k.polytechnic.next.network.data.schedule.ScheduleUpdateReq
-import ru.n08i40k.polytechnic.next.network.data.schedule.ScheduleUpdateReqData
+import ru.n08i40k.polytechnic.next.network.request.schedule.ScheduleGetCacheStatus
+import ru.n08i40k.polytechnic.next.network.request.schedule.ScheduleUpdate
 import ru.n08i40k.polytechnic.next.network.tryFuture
 import ru.n08i40k.polytechnic.next.network.tryGet
 import java.util.logging.Logger
@@ -58,14 +56,14 @@ open class CachedRequest(
        }
    }

-    private suspend fun updateMainPage(): MyResult<ScheduleGetCacheStatusResData> {
+    private suspend fun updateMainPage(): MyResult<ScheduleGetCacheStatus.ResponseDto> {
        return withContext(Dispatchers.IO) {
            when (val mainPage = getMainPage()) {
                is MyResult.Failure -> mainPage
                is MyResult.Success -> {
                    tryFuture {
-                        ScheduleUpdateReq(
-                            ScheduleUpdateReqData(mainPage.data),
+                        ScheduleUpdate(
+                            ScheduleUpdate.RequestDto(mainPage.data),
                            context,
                            it,
                            it
@@ -83,7 +81,7 @@ open class CachedRequest(
        logger.info("Getting cache status...")

        val cacheStatusResult = tryFuture {
-            ScheduleGetCacheStatusReq(context, it, it)
+            ScheduleGetCacheStatus(context, it, it)
        }

        if (cacheStatusResult is MyResult.Success) {
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/auth/AuthChangePassword.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/auth/AuthChangePassword.kt
@@ -1,13 +1,14 @@
-package ru.n08i40k.polytechnic.next.network.data.auth
+package ru.n08i40k.polytechnic.next.network.request.auth

 import android.content.Context
 import com.android.volley.Response
+import kotlinx.serialization.Serializable
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
-import ru.n08i40k.polytechnic.next.network.data.AuthorizedRequest
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest

-class ChangePasswordRequest(
-    private val data: ChangePasswordRequestData,
+class AuthChangePassword(
+    private val data: RequestDto,
    context: Context,
    listener: Response.Listener<Nothing>,
    errorListener: Response.ErrorListener?
@@ -15,10 +16,13 @@ class ChangePasswordRequest(
    context,
    Method.POST,
    "auth/change-password",
-    Response.Listener<String> { listener.onResponse(null) },
+    { listener.onResponse(null) },
    errorListener,
    canBeUnauthorized = true
 ) {
+    @Serializable
+    data class RequestDto(val oldPassword: String, val newPassword: String)
+
    override fun getBody(): ByteArray {
        return Json.encodeToString(data).toByteArray()
    }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/auth/AuthLogin.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/auth/AuthLogin.kt
@@ -1,15 +1,16 @@
-package ru.n08i40k.polytechnic.next.network.data.auth
+package ru.n08i40k.polytechnic.next.network.request.auth

 import android.content.Context
 import com.android.volley.Response
+import kotlinx.serialization.Serializable
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import ru.n08i40k.polytechnic.next.network.RequestBase

-class LoginRequest(
-    private val data: LoginRequestData,
+class AuthLogin(
+    private val data: RequestDto,
    context: Context,
-    listener: Response.Listener<LoginResponseData>,
+    listener: Response.Listener<ResponseDto>,
    errorListener: Response.ErrorListener?
 ) : RequestBase(
    context,
@@ -18,6 +19,12 @@ class LoginRequest(
    { listener.onResponse(Json.decodeFromString(it)) },
    errorListener
 ) {
+    @Serializable
+    data class RequestDto(val username: String, val password: String)
+
+    @Serializable
+    data class ResponseDto(val id: String, val accessToken: String)
+
    override fun getBody(): ByteArray {
        return Json.encodeToString(data).toByteArray()
    }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/auth/AuthRegister.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/auth/AuthRegister.kt
@@ -1,15 +1,17 @@
-package ru.n08i40k.polytechnic.next.network.data.auth
+package ru.n08i40k.polytechnic.next.network.request.auth

 import android.content.Context
 import com.android.volley.Response
+import kotlinx.serialization.Serializable
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
+import ru.n08i40k.polytechnic.next.model.UserRole
 import ru.n08i40k.polytechnic.next.network.RequestBase

-class RegisterRequest(
-    private val data: RegisterRequestData,
+class AuthRegister(
+    private val data: RequestDto,
    context: Context,
-    listener: Response.Listener<RegisterResponseData>,
+    listener: Response.Listener<ResponseDto>,
    errorListener: Response.ErrorListener?
 ) : RequestBase(
    context,
@@ -18,6 +20,17 @@ class RegisterRequest(
    { listener.onResponse(Json.decodeFromString(it)) },
    errorListener
 ) {
+    @Serializable
+    data class RequestDto(
+        val username: String,
+        val password: String,
+        val group: String,
+        val role: UserRole
+    )
+
+    @Serializable
+    data class ResponseDto(val id: String, val accessToken: String)
+
    override fun getBody(): ByteArray {
        return Json.encodeToString(data).toByteArray()
    }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/fcm/FcmSetToken.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/fcm/FcmSetToken.kt
@@ -0,0 +1,18 @@
+package ru.n08i40k.polytechnic.next.network.request.fcm
+
+import android.content.Context
+import com.android.volley.Response
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest
+
+class FcmSetToken(
+    context: Context,
+    token: String,
+    listener: Response.Listener<Unit>,
+    errorListener: Response.ErrorListener?,
+) : AuthorizedRequest(
+    context, Method.POST,
+    "fcm/set-token/$token",
+    { listener.onResponse(Unit) },
+    errorListener,
+    true
+)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/profile/ProfileChangeGroup.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/profile/ProfileChangeGroup.kt
@@ -1,13 +1,14 @@
-package ru.n08i40k.polytechnic.next.network.data.profile
+package ru.n08i40k.polytechnic.next.network.request.profile

 import android.content.Context
 import com.android.volley.Response
+import kotlinx.serialization.Serializable
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
-import ru.n08i40k.polytechnic.next.network.data.AuthorizedRequest
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest

-class ChangeGroupRequest(
-    private val data: ChangeGroupRequestData,
+class ProfileChangeGroup(
+    private val data: RequestDto,
    context: Context,
    listener: Response.Listener<Nothing>,
    errorListener: Response.ErrorListener?
@@ -15,9 +16,12 @@ class ChangeGroupRequest(
    context,
    Method.POST,
    "users/change-group",
-    Response.Listener<String> { listener.onResponse(null) },
+    { listener.onResponse(null) },
    errorListener
 ) {
+    @Serializable
+    data class RequestDto(val group: String)
+
    override fun getBody(): ByteArray {
        return Json.encodeToString(data).toByteArray()
    }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/profile/ProfileChangeUsername.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/profile/ProfileChangeUsername.kt
@@ -1,13 +1,14 @@
-package ru.n08i40k.polytechnic.next.network.data.profile
+package ru.n08i40k.polytechnic.next.network.request.profile

 import android.content.Context
 import com.android.volley.Response
+import kotlinx.serialization.Serializable
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
-import ru.n08i40k.polytechnic.next.network.data.AuthorizedRequest
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest

-class ChangeUsernameRequest(
-    private val data: ChangeUsernameRequestData,
+class ProfileChangeUsername(
+    private val data: RequestDto,
    context: Context,
    listener: Response.Listener<Nothing>,
    errorListener: Response.ErrorListener?
@@ -15,9 +16,12 @@ class ChangeUsernameRequest(
    context,
    Method.POST,
    "users/change-username",
-    Response.Listener<String> { listener.onResponse(null) },
+    { listener.onResponse(null) },
    errorListener
 ) {
+    @Serializable
+    data class RequestDto(val username: String)
+
    override fun getBody(): ByteArray {
        return Json.encodeToString(data).toByteArray()
    }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/profile/ProfileMe.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/profile/ProfileMe.kt
@@ -1,12 +1,12 @@
-package ru.n08i40k.polytechnic.next.network.data.profile
+package ru.n08i40k.polytechnic.next.network.request.profile

 import android.content.Context
 import com.android.volley.Response
 import kotlinx.serialization.json.Json
 import ru.n08i40k.polytechnic.next.model.Profile
-import ru.n08i40k.polytechnic.next.network.data.AuthorizedRequest
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest

-class UsersMeRequest(
+class ProfileMe(
    context: Context,
    listener: Response.Listener<Profile>,
    errorListener: Response.ErrorListener?
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/schedule/ScheduleGet.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/schedule/ScheduleGet.kt
@@ -0,0 +1,36 @@
+package ru.n08i40k.polytechnic.next.network.request.schedule
+
+import android.content.Context
+import com.android.volley.Response
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
+import ru.n08i40k.polytechnic.next.model.Group
+import ru.n08i40k.polytechnic.next.network.request.CachedRequest
+
+class ScheduleGet(
+    private val data: RequestDto,
+    context: Context,
+    listener: Response.Listener<ResponseDto>,
+    errorListener: Response.ErrorListener? = null
+) : CachedRequest(
+    context,
+    Method.POST,
+    "schedule/get-group",
+    { listener.onResponse(Json.decodeFromString(it)) },
+    errorListener
+) {
+    @Serializable
+    data class RequestDto(val name: String)
+
+    @Serializable
+    data class ResponseDto(
+        val updatedAt: String,
+        val group: Group,
+        val lastChangedDays: ArrayList<Int>,
+    )
+
+    override fun getBody(): ByteArray {
+        return Json.encodeToString(data).toByteArray()
+    }
+}
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/schedule/ScheduleGetCacheStatus.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/schedule/ScheduleGetCacheStatus.kt
@@ -0,0 +1,27 @@
+package ru.n08i40k.polytechnic.next.network.request.schedule
+
+import android.content.Context
+import com.android.volley.Response
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.Json
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest
+
+class ScheduleGetCacheStatus(
+    context: Context,
+    listener: Response.Listener<ResponseDto>,
+    errorListener: Response.ErrorListener? = null
+) : AuthorizedRequest(
+    context,
+    Method.GET,
+    "schedule/cache-status",
+    { listener.onResponse(Json.decodeFromString(it)) },
+    errorListener
+) {
+    @Serializable
+    data class ResponseDto(
+        val cacheUpdateRequired: Boolean,
+        val cacheHash: String,
+        val lastCacheUpdate: Long,
+        val lastScheduleUpdate: Long,
+    )
+}
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/schedule/ScheduleGetGroupNames.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/schedule/ScheduleGetGroupNames.kt
@@ -0,0 +1,24 @@
+package ru.n08i40k.polytechnic.next.network.request.schedule
+
+import android.content.Context
+import com.android.volley.Response
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.Json
+import ru.n08i40k.polytechnic.next.network.request.CachedRequest
+
+class ScheduleGetGroupNames(
+    context: Context,
+    listener: Response.Listener<ResponseDto>,
+    errorListener: Response.ErrorListener? = null
+) : CachedRequest(
+    context,
+    Method.GET,
+    "schedule/get-group-names",
+    { listener.onResponse(Json.decodeFromString(it)) },
+    errorListener
+) {
+    @Serializable
+    data class ResponseDto(
+        val names: ArrayList<String>,
+    )
+}
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/schedule/ScheduleUpdate.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/schedule/ScheduleUpdate.kt
@@ -1,15 +1,16 @@
-package ru.n08i40k.polytechnic.next.network.data.schedule
+package ru.n08i40k.polytechnic.next.network.request.schedule

 import android.content.Context
 import com.android.volley.Response
+import kotlinx.serialization.Serializable
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
-import ru.n08i40k.polytechnic.next.network.data.AuthorizedRequest
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest

-class ScheduleUpdateReq(
-    private val data: ScheduleUpdateReqData,
+class ScheduleUpdate(
+    private val data: RequestDto,
    context: Context,
-    listener: Response.Listener<ScheduleGetCacheStatusResData>,
+    listener: Response.Listener<ScheduleGetCacheStatus.ResponseDto>,
    errorListener: Response.ErrorListener? = null
 ) : AuthorizedRequest(
    context,
@@ -18,6 +19,9 @@ class ScheduleUpdateReq(
    { listener.onResponse(Json.decodeFromString(it)) },
    errorListener
 ) {
+    @Serializable
+    data class RequestDto(val mainPage: String)
+
    override fun getBody(): ByteArray {
        return Json.encodeToString(data).toByteArray()
    }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/scheduleReplacer/ScheduleReplacerClear.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/scheduleReplacer/ScheduleReplacerClear.kt
@@ -0,0 +1,24 @@
+package ru.n08i40k.polytechnic.next.network.request.scheduleReplacer
+
+import android.content.Context
+import com.android.volley.Response
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.Json
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest
+
+class ScheduleReplacerClear(
+    context: Context,
+    listener: Response.Listener<ResponseDto>,
+    errorListener: Response.ErrorListener?
+) : AuthorizedRequest(
+    context,
+    Method.POST,
+    "schedule-replacer/clear",
+    { listener.onResponse(Json.decodeFromString(it)) },
+    errorListener
+) {
+    @Serializable
+    data class ResponseDto(
+        val count: Int
+    )
+}
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/scheduleReplacer/ScheduleReplacerGet.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/scheduleReplacer/ScheduleReplacerGet.kt
@@ -1,13 +1,14 @@
-package ru.n08i40k.polytechnic.next.network.data.scheduleReplacer
+package ru.n08i40k.polytechnic.next.network.request.scheduleReplacer

 import android.content.Context
 import com.android.volley.Response
 import kotlinx.serialization.json.Json
-import ru.n08i40k.polytechnic.next.network.data.AuthorizedRequest
+import ru.n08i40k.polytechnic.next.model.ScheduleReplacer
+import ru.n08i40k.polytechnic.next.network.request.AuthorizedRequest

-class ScheduleReplacerGetReq(
+class ScheduleReplacerGet(
    context: Context,
-    listener: Response.Listener<ScheduleReplacerGetResData>,
+    listener: Response.Listener<List<ScheduleReplacer>>,
    errorListener: Response.ErrorListener?
 ) : AuthorizedRequest(
    context,
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/scheduleReplacer/ScheduleReplacerSet.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/network/request/scheduleReplacer/ScheduleReplacerSet.kt
@@ -1,10 +1,10 @@
-package ru.n08i40k.polytechnic.next.network.data.scheduleReplacer
+package ru.n08i40k.polytechnic.next.network.request.scheduleReplacer

 import android.content.Context
 import com.android.volley.Response
 import ru.n08i40k.polytechnic.next.network.AuthorizedMultipartRequest

-class ScheduleReplacerSetReq(
+class ScheduleReplacerSet(
    context: Context,
    private val fileName: String,
    private val fileData: ByteArray,
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/service/MyFirebaseMessagingService.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/service/MyFirebaseMessagingService.kt
@@ -0,0 +1,110 @@
+package ru.n08i40k.polytechnic.next.service
+
+import android.Manifest
+import android.content.Context
+import android.content.pm.PackageManager
+import androidx.core.app.ActivityCompat
+import androidx.core.app.NotificationCompat
+import androidx.core.app.NotificationManagerCompat
+import androidx.work.BackoffPolicy
+import androidx.work.Constraints
+import androidx.work.NetworkType
+import androidx.work.OneTimeWorkRequestBuilder
+import androidx.work.WorkManager
+import androidx.work.Worker
+import androidx.work.WorkerParameters
+import androidx.work.workDataOf
+import com.google.firebase.messaging.FirebaseMessagingService
+import com.google.firebase.messaging.RemoteMessage
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.runBlocking
+import ru.n08i40k.polytechnic.next.NotificationChannels
+import ru.n08i40k.polytechnic.next.PolytechnicApplication
+import ru.n08i40k.polytechnic.next.R
+import ru.n08i40k.polytechnic.next.data.MyResult
+import ru.n08i40k.polytechnic.next.settings.settingsDataStore
+import java.time.Duration
+
+class MyFirebaseMessagingService : FirebaseMessagingService() {
+    override fun onNewToken(token: String) {
+        super.onNewToken(token)
+
+        val constraints = Constraints.Builder()
+            .setRequiredNetworkType(NetworkType.CONNECTED)
+            .build()
+
+        val request = OneTimeWorkRequestBuilder<SetFcmTokenWorker>()
+            .setConstraints(constraints)
+            .setBackoffCriteria(BackoffPolicy.LINEAR, Duration.ofMinutes(1))
+            .setInputData(workDataOf("TOKEN" to token))
+            .build()
+
+        WorkManager
+            .getInstance(applicationContext)
+            .enqueue(request)
+    }
+
+    override fun onMessageReceived(message: RemoteMessage) {
+        val type = message.data["type"]
+
+        when (type) {
+            "schedule-update" -> {
+                val notification = NotificationCompat
+                    .Builder(applicationContext, NotificationChannels.SCHEDULE_UPDATE)
+                    .setSmallIcon(R.drawable.logo)
+                    .setContentTitle(getString(R.string.schedule_update_title))
+                    .setContentText(
+                        getString(
+                            if (message.data["replaced"] == "true")
+                                R.string.schedule_update_replaced
+                            else
+                                R.string.schedule_update_default
+                        )
+                    )
+                    .setPriority(NotificationCompat.PRIORITY_DEFAULT)
+                    .setAutoCancel(true)
+                    .build()
+
+                with(NotificationManagerCompat.from(this)) {
+                    if (ActivityCompat.checkSelfPermission(
+                            this@MyFirebaseMessagingService,
+                            Manifest.permission.POST_NOTIFICATIONS
+                        ) != PackageManager.PERMISSION_GRANTED
+                    ) {
+                        return@with
+                    }
+
+                    notify(message.data["etag"].hashCode(), notification)
+                }
+            }
+        }
+
+        super.onMessageReceived(message)
+    }
+
+    class SetFcmTokenWorker(context: Context, workerParams: WorkerParameters) :
+        Worker(context, workerParams) {
+        override fun doWork(): Result {
+            val fcmToken = inputData.getString("TOKEN") ?: return Result.failure()
+
+            val accessToken = runBlocking {
+                applicationContext.settingsDataStore.data.map { it.accessToken }.first()
+            }
+            if (accessToken.isEmpty())
+                return Result.retry()
+
+            val setResult = runBlocking {
+                (applicationContext as PolytechnicApplication)
+                    .container
+                    .profileRepository
+                    .setFcmToken(fcmToken)
+            }
+
+            return when (setResult) {
+                is MyResult.Success -> Result.success()
+                is MyResult.Failure -> Result.retry()
+            }
+        }
+    }
+}
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/ui/MainActivity.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/ui/MainActivity.kt
@@ -1,9 +1,17 @@
 package ru.n08i40k.polytechnic.next.ui

+import android.Manifest
+import android.annotation.SuppressLint
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.content.Context
+import android.content.pm.PackageManager
+import android.os.Build
 import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.WindowInsets
 import androidx.compose.foundation.layout.WindowInsetsSides
@@ -11,20 +19,95 @@ import androidx.compose.foundation.layout.only
 import androidx.compose.foundation.layout.safeContent
 import androidx.compose.foundation.layout.windowInsetsPadding
 import androidx.compose.ui.Modifier
+import androidx.core.content.ContextCompat
 import androidx.core.view.WindowCompat
 import androidx.lifecycle.lifecycleScope
+import androidx.work.PeriodicWorkRequest
+import androidx.work.WorkManager
+import androidx.work.Worker
+import androidx.work.WorkerParameters
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
+import ru.n08i40k.polytechnic.next.NotificationChannels.SCHEDULE_UPDATE
+import ru.n08i40k.polytechnic.next.PolytechnicApplication
+import ru.n08i40k.polytechnic.next.R
 import ru.n08i40k.polytechnic.next.settings.settingsDataStore
+import java.util.concurrent.TimeUnit

@AndroidEntryPoint
 class MainActivity : ComponentActivity() {
+    @SuppressLint("ObsoleteSdkInt")
+    private fun createNotificationChannel() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            val name = getString(R.string.schedule_channel_name)
+            val description = getString(R.string.schedule_channel_description)
+            val importance = NotificationManager.IMPORTANCE_DEFAULT
+            val channel = NotificationChannel(SCHEDULE_UPDATE, name, importance)
+            channel.description = description
+
+            val notificationManager = getSystemService(NOTIFICATION_SERVICE) as NotificationManager
+            notificationManager.createNotificationChannel(channel)
+        }
+    }
+
+    private val requestPermissionLauncher = registerForActivityResult(
+        ActivityResultContracts.RequestPermission(),
+    ) {
+        if (it) {
+            createNotificationChannel()
+        }
+    }
+
+    private fun hasNotificationPermission(): Boolean {
+        return (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU
+                || ContextCompat.checkSelfPermission(this, Manifest.permission.POST_NOTIFICATIONS)
+                == PackageManager.PERMISSION_GRANTED)
+    }
+
+    private fun askNotificationPermission() {
+        if (!hasNotificationPermission())
+            requestPermissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS)
+    }
+
+    class CacheUpdateWorker(context: Context, params: WorkerParameters) : Worker(context, params) {
+        override fun doWork(): Result {
+            runBlocking {
+                (applicationContext as PolytechnicApplication)
+                    .container
+                    .scheduleRepository
+                    .getGroup()
+            }
+            return Result.success()
+        }
+    }
+
+    private fun schedulePeriodicRequest() {
+        val workRequest = PeriodicWorkRequest.Builder(
+            CacheUpdateWorker::class.java,
+            15, TimeUnit.MINUTES
+        )
+            .addTag("schedule-update")
+            .build()
+
+        val workManager = WorkManager.getInstance(applicationContext)
+
+        workManager.cancelAllWorkByTag("schedule-update")
+        workManager.enqueue(workRequest)
+    }
+
    override fun onCreate(savedInstanceState: Bundle?) {
        enableEdgeToEdge()
        WindowCompat.setDecorFitsSystemWindows(window, false)
        super.onCreate(savedInstanceState)

+        schedulePeriodicRequest()
+        askNotificationPermission()
+
+        if (hasNotificationPermission())
+            createNotificationChannel()
+
        setContent {
            Box(Modifier.windowInsetsPadding(WindowInsets.safeContent.only(WindowInsetsSides.Top))) {
                PolytechnicApp()
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/ui/auth/AuthScreen.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/ui/auth/AuthScreen.kt
@@ -59,11 +59,9 @@ import kotlinx.coroutines.runBlocking
 import ru.n08i40k.polytechnic.next.R
 import ru.n08i40k.polytechnic.next.model.UserRole
 import ru.n08i40k.polytechnic.next.model.UserRole.Companion.AcceptableUserRoles
-import ru.n08i40k.polytechnic.next.network.data.auth.LoginRequest
-import ru.n08i40k.polytechnic.next.network.data.auth.LoginRequestData
-import ru.n08i40k.polytechnic.next.network.data.auth.RegisterRequest
-import ru.n08i40k.polytechnic.next.network.data.auth.RegisterRequestData
-import ru.n08i40k.polytechnic.next.network.data.profile.UsersMeRequest
+import ru.n08i40k.polytechnic.next.network.request.auth.AuthLogin
+import ru.n08i40k.polytechnic.next.network.request.auth.AuthRegister
+import ru.n08i40k.polytechnic.next.network.request.profile.ProfileMe
 import ru.n08i40k.polytechnic.next.settings.settingsDataStore

@Preview(showBackground = true)
@@ -368,7 +366,7 @@ fun tryLogin(

    isLoading = true

-    LoginRequest(LoginRequestData(username, password), context, {
+    AuthLogin(AuthLogin.RequestDto(username, password), context, {
        runBlocking {
            context.settingsDataStore.updateData { currentSettings ->
                currentSettings
@@ -379,7 +377,7 @@ fun tryLogin(
            }
        }

-        UsersMeRequest(context, {
+        ProfileMe(context, {
            scope.launch { snackbarHostState.showSnackbar("Cool!") }

            runBlocking {
@@ -437,8 +435,8 @@ fun tryRegister(

    isLoading = true

-    RegisterRequest(
-        RegisterRequestData(
+    AuthRegister(
+        AuthRegister.RequestDto(
            username,
            password,
            group,
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/profile/ChangeGroupDialog.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/profile/ChangeGroupDialog.kt
@@ -35,9 +35,8 @@ import com.android.volley.ClientError
 import ru.n08i40k.polytechnic.next.R
 import ru.n08i40k.polytechnic.next.data.users.impl.FakeProfileRepository
 import ru.n08i40k.polytechnic.next.model.Profile
-import ru.n08i40k.polytechnic.next.network.data.profile.ChangeGroupRequest
-import ru.n08i40k.polytechnic.next.network.data.profile.ChangeGroupRequestData
-import ru.n08i40k.polytechnic.next.network.data.schedule.ScheduleGetGroupNamesReq
+import ru.n08i40k.polytechnic.next.network.request.profile.ProfileChangeGroup
+import ru.n08i40k.polytechnic.next.network.request.schedule.ScheduleGetGroupNames

 private enum class ChangeGroupError {
    NOT_EXISTS
@@ -49,7 +48,7 @@ private fun tryChangeGroup(
    onError: (ChangeGroupError) -> Unit,
    onSuccess: (String) -> Unit
 ) {
-    ChangeGroupRequest(ChangeGroupRequestData(group), context, {
+    ProfileChangeGroup(ProfileChangeGroup.RequestDto(group), context, {
        onSuccess(group)
    }, {
        if (it is ClientError && it.networkResponse.statusCode == 404)
@@ -65,7 +64,7 @@ private fun getGroups(context: Context): ArrayList<String> {
    val groups = remember { arrayListOf(groupPlaceholder) }

    LaunchedEffect(groups) {
-        ScheduleGetGroupNamesReq(context, {
+        ScheduleGetGroupNames(context, {
            groups.clear()
            groups.addAll(it.names)
        }, {
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/profile/ChangePasswordDialog.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/profile/ChangePasswordDialog.kt
@@ -26,8 +26,7 @@ import com.android.volley.ClientError
 import ru.n08i40k.polytechnic.next.R
 import ru.n08i40k.polytechnic.next.data.users.impl.FakeProfileRepository
 import ru.n08i40k.polytechnic.next.model.Profile
-import ru.n08i40k.polytechnic.next.network.data.auth.ChangePasswordRequest
-import ru.n08i40k.polytechnic.next.network.data.auth.ChangePasswordRequestData
+import ru.n08i40k.polytechnic.next.network.request.auth.AuthChangePassword

 private enum class ChangePasswordError {
    INCORRECT_CURRENT_PASSWORD,
@@ -41,7 +40,7 @@ private fun tryChangePassword(
    onError: (ChangePasswordError) -> Unit,
    onSuccess: () -> Unit
 ) {
-    ChangePasswordRequest(ChangePasswordRequestData(oldPassword, newPassword), context, {
+    AuthChangePassword(AuthChangePassword.RequestDto(oldPassword, newPassword), context, {
        onSuccess()
    }, {
        if (it is ClientError && it.networkResponse.statusCode == 409)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/profile/ChangeUsernameDialog.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/profile/ChangeUsernameDialog.kt
@@ -24,8 +24,7 @@ import com.android.volley.ClientError
 import ru.n08i40k.polytechnic.next.R
 import ru.n08i40k.polytechnic.next.data.users.impl.FakeProfileRepository
 import ru.n08i40k.polytechnic.next.model.Profile
-import ru.n08i40k.polytechnic.next.network.data.profile.ChangeUsernameRequest
-import ru.n08i40k.polytechnic.next.network.data.profile.ChangeUsernameRequestData
+import ru.n08i40k.polytechnic.next.network.request.profile.ProfileChangeUsername

 private enum class ChangeUsernameError {
    INCORRECT_LENGTH,
@@ -38,7 +37,7 @@ private fun tryChangeUsername(
    onError: (ChangeUsernameError) -> Unit,
    onSuccess: () -> Unit
 ) {
-    ChangeUsernameRequest(ChangeUsernameRequestData(username), context, {
+    ProfileChangeUsername(ProfileChangeUsername.RequestDto(username), context, {
        onSuccess()
    }, {
        if (it is ClientError && it.networkResponse.statusCode == 409)
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/replacer/ReplacerScreen.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/replacer/ReplacerScreen.kt
@@ -41,7 +41,7 @@ import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import ru.n08i40k.polytechnic.next.R
 import ru.n08i40k.polytechnic.next.data.MockAppContainer
-import ru.n08i40k.polytechnic.next.data.schedule.impl.FakeScheduleReplacerRepository
+import ru.n08i40k.polytechnic.next.data.scheduleReplacer.impl.FakeScheduleReplacerRepository
 import ru.n08i40k.polytechnic.next.model.ScheduleReplacer
 import ru.n08i40k.polytechnic.next.ui.LoadingContent
 import ru.n08i40k.polytechnic.next.ui.model.ScheduleReplacerUiState
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/schedule/DayCard.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/schedule/DayCard.kt
@@ -1,7 +1,5 @@
 package ru.n08i40k.polytechnic.next.ui.main.schedule

-import android.os.Handler
-import android.os.Looper
 import androidx.compose.foundation.BorderStroke
 import androidx.compose.foundation.background
 import androidx.compose.foundation.border
@@ -17,12 +15,10 @@ import androidx.compose.material3.CardDefaults
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
-import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.res.stringResource
@@ -30,6 +26,10 @@ import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flow
 import ru.n08i40k.polytechnic.next.R
 import ru.n08i40k.polytechnic.next.data.schedule.impl.FakeScheduleRepository
 import ru.n08i40k.polytechnic.next.model.Day
@@ -44,26 +44,39 @@ private fun getCurrentMinutes(): Int {
 }

@Composable
-private fun getMinutes(): Int {
-    var value by remember { mutableIntStateOf(getCurrentMinutes()) }
-
-    DisposableEffect(Unit) {
-        val handler = Handler(Looper.getMainLooper())
-
-        val runnable = {
-            value = getCurrentMinutes()
-        }
-
-        handler.postDelayed(runnable, 60_000)
-
-        onDispose {
-            handler.removeCallbacks(runnable)
+private fun getMinutes(): Flow<Int> {
+    val value by remember {
+        derivedStateOf {
+            flow {
+                while (true) {
+                    emit(getCurrentMinutes())
+                    delay(5_000)
+                }
+            }
        }
    }

    return value
 }

+@Composable
+fun calculateCurrentLessonIdx(lessons: ArrayList<Lesson?>): Int {
+    val currentMinutes by getMinutes().collectAsStateWithLifecycle(0)
+
+    val filteredLessons = lessons
+        .filterNotNull()
+        .filter {
+            it.time != null
+                    && it.time.start >= currentMinutes
+                    && it.time.end <= currentMinutes
+        }
+
+    if (filteredLessons.isEmpty())
+        return -1
+
+    return lessons.indexOf(filteredLessons[0])
+}
+
@Preview(showBackground = true)
@Composable
 fun DayCard(
@@ -71,9 +84,26 @@ fun DayCard(
    day: Day? = FakeScheduleRepository.exampleGroup.days[0],
    current: Boolean = true
 ) {
+    val defaultCardColors = CardDefaults.cardColors(
+        containerColor = MaterialTheme.colorScheme.secondaryContainer,
+        contentColor = MaterialTheme.colorScheme.onSecondaryContainer,
+    )
+    val customCardColors = CardDefaults.cardColors(
+        containerColor = MaterialTheme.colorScheme.tertiaryContainer,
+        contentColor = MaterialTheme.colorScheme.onTertiaryContainer,
+    )
+    val noneCardColors = CardDefaults.cardColors(
+        containerColor = MaterialTheme.colorScheme.primaryContainer,
+        contentColor = MaterialTheme.colorScheme.onPrimaryContainer,
+    )
+
    Card(
        modifier = modifier,
-        colors = CardDefaults.cardColors(containerColor = if (current) MaterialTheme.colorScheme.surfaceContainerHighest else MaterialTheme.colorScheme.surfaceContainerLowest)
+        colors = CardDefaults.cardColors(
+            containerColor =
+            if (current) MaterialTheme.colorScheme.surfaceContainerHighest
+            else MaterialTheme.colorScheme.surfaceContainerLowest
+        )
    ) {
        if (day == null) {
            Text(
@@ -92,87 +122,69 @@ fun DayCard(
            text = day.name,
        )

-        val currentMinutes = getMinutes()
-
-        val isCurrentLesson: (lesson: Lesson) -> Boolean = {
-            current
-                    && it.time != null
-                    && currentMinutes >= it.time.start
-                    && currentMinutes <= it.time.end
-        }
+        val currentLessonIdx = calculateCurrentLessonIdx(day.lessons)

        Column(
-            modifier = Modifier.fillMaxWidth(), verticalArrangement = Arrangement.spacedBy(0.5.dp)
+            modifier = Modifier.fillMaxWidth(),
+            verticalArrangement = Arrangement.spacedBy(0.5.dp)
        ) {
            if (day.nonNullIndices.isEmpty()) {
                Text("Can't get schedule!")
-            } else {
-                val defaultCardColors = CardDefaults.cardColors(
-                    containerColor = MaterialTheme.colorScheme.secondaryContainer,
-                    contentColor = MaterialTheme.colorScheme.onSecondaryContainer
-                )
-                val customCardColors = CardDefaults.cardColors(
-                    containerColor = MaterialTheme.colorScheme.tertiaryContainer,
-                    contentColor = MaterialTheme.colorScheme.onTertiaryContainer
-                )
-                val noneCardColors = CardDefaults.cardColors(
-                    containerColor = MaterialTheme.colorScheme.primaryContainer,
-                    contentColor = MaterialTheme.colorScheme.onPrimaryContainer,
+                return@Column
+            }

-                    )
+            for (i in day.nonNullIndices.first()..day.nonNullIndices.last()) {
+                val lesson = day.lessons[i]!!

-                for (i in day.nonNullIndices.first()..day.nonNullIndices.last()) {
-                    val lesson = day.lessons[i]!!
+                val cardColors = when (lesson.type) {
+                    LessonType.DEFAULT -> defaultCardColors
+                    LessonType.CUSTOM -> customCardColors
+                }

-                    val cardColors = when (lesson.type) {
-                        LessonType.DEFAULT -> defaultCardColors
-                        LessonType.CUSTOM -> customCardColors
-                    }
+                val mutableExpanded = remember { mutableStateOf(false) }

-                    val mutableExpanded = remember { mutableStateOf(false) }
+                val lessonBoxModifier = remember {
+                    Modifier
+                        .padding(PaddingValues(2.5.dp, 0.dp))
+                        .clickable { mutableExpanded.value = true }
+                        .background(cardColors.containerColor)
+                }

-                    val lessonBoxModifier = remember {
-                        Modifier
-                            .padding(PaddingValues(2.5.dp, 0.dp))
-                            .clickable { mutableExpanded.value = true }
-                            .background(cardColors.containerColor)
-                    }
-
-                    Box(
-                        modifier = if (isCurrentLesson(lesson)) lessonBoxModifier.border(
-                            border = BorderStroke(
-                                3.5.dp,
-                                Color(
-                                    cardColors.containerColor.red * 0.5F,
-                                    cardColors.containerColor.green * 0.5F,
-                                    cardColors.containerColor.blue * 0.5F,
-                                    1F
-                                )
+                Box(
+                    modifier =
+                    if (i == currentLessonIdx) lessonBoxModifier.border(
+                        border = BorderStroke(
+                            3.5.dp,
+                            Color(
+                                cardColors.containerColor.red * 0.5F,
+                                cardColors.containerColor.green * 0.5F,
+                                cardColors.containerColor.blue * 0.5F,
+                                1F
                            )
-                        ) else lessonBoxModifier
-                    ) {
-                        LessonRow(
-                            day, lesson, cardColors
                        )
-                    }
-                    if (i != day.nonNullIndices.last()) {
-                        Box(
-                            modifier = Modifier
-                                .padding(PaddingValues(2.5.dp, 0.dp))
-                                .background(noneCardColors.containerColor)
-                        ) {
-                            FreeLessonRow(
-                                lesson,
-                                day.lessons[day.nonNullIndices[day.nonNullIndices.indexOf(i) + 1]]!!,
-                                noneCardColors
-                            )
-                        }
-                    }
-
-                    if (mutableExpanded.value) LessonExtraInfo(
-                        lesson, mutableExpanded
+                    )
+                    else lessonBoxModifier
+                ) {
+                    LessonRow(
+                        day, lesson, cardColors
                    )
                }
+                if (i != day.nonNullIndices.last()) {
+                    Box(
+                        modifier = Modifier
+                            .padding(PaddingValues(2.5.dp, 0.dp))
+                            .background(noneCardColors.containerColor)
+                    ) {
+                        FreeLessonRow(
+                            lesson,
+                            day.lessons[day.nonNullIndices[day.nonNullIndices.indexOf(i) + 1]]!!,
+                            noneCardColors
+                        )
+                    }
+                }
+
+                if (mutableExpanded.value)
+                    LessonExtraInfo(lesson, mutableExpanded)
            }
        }
    }
--- a/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/schedule/ScheduleScreen.kt
+++ b/app/src/main/java/ru/n08i40k/polytechnic/next/ui/main/schedule/ScheduleScreen.kt
@@ -6,26 +6,63 @@ import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.material3.Text
 import androidx.compose.material3.TextButton
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.compose.LocalLifecycleOwner
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import kotlinx.coroutines.delay
 import ru.n08i40k.polytechnic.next.R
 import ru.n08i40k.polytechnic.next.data.MockAppContainer
 import ru.n08i40k.polytechnic.next.ui.LoadingContent
 import ru.n08i40k.polytechnic.next.ui.model.ScheduleUiState
 import ru.n08i40k.polytechnic.next.ui.model.ScheduleViewModel

+@Composable
+private fun rememberUpdatedLifecycleOwner(): LifecycleOwner {
+    val lifecycleOwner = LocalLifecycleOwner.current
+    return remember { lifecycleOwner }
+}
+
@Preview(showBackground = true, showSystemUi = true)
@Composable
 fun ScheduleScreen(
    scheduleViewModel: ScheduleViewModel = ScheduleViewModel(MockAppContainer(LocalContext.current)),
-    onRefreshSchedule: () -> Unit = {}
+    onRefresh: () -> Unit = {}
 ) {
    val uiState by scheduleViewModel.uiState.collectAsStateWithLifecycle()
+    LaunchedEffect(uiState) {
+        delay(120_000)
+        onRefresh()
+    }
+
+    val lifecycleOwner = rememberUpdatedLifecycleOwner()
+
+    DisposableEffect(lifecycleOwner) {
+        val observer = LifecycleEventObserver { _, event ->
+            when (event) {
+                Lifecycle.Event.ON_RESUME -> {
+                    onRefresh()
+                }
+                else -> Unit
+            }
+        }
+
+        lifecycleOwner.lifecycle.addObserver(observer)
+
+        onDispose {
+            lifecycleOwner.lifecycle.removeObserver(observer)
+        }
+    }

    LoadingContent(
        empty = when (uiState) {
@@ -33,13 +70,14 @@ fun ScheduleScreen(
            is ScheduleUiState.HasSchedule -> false
        },
        loading = uiState.isLoading,
-        onRefresh = { onRefreshSchedule() },
+        onRefresh = onRefresh,
        verticalArrangement = Arrangement.Top
    ) {
        when (uiState) {
            is ScheduleUiState.HasSchedule -> {
                Column {
                    val hasSchedule = uiState as ScheduleUiState.HasSchedule
+
                    UpdateInfo(hasSchedule.lastUpdateAt, hasSchedule.updateDates)
                    DayPager(hasSchedule.group)
                }
@@ -47,7 +85,7 @@ fun ScheduleScreen(

            is ScheduleUiState.NoSchedule -> {
                if (!uiState.isLoading) {
-                    TextButton(onClick = onRefreshSchedule, modifier = Modifier.fillMaxSize()) {
+                    TextButton(onClick = onRefresh, modifier = Modifier.fillMaxSize()) {
                        Text(stringResource(R.string.reload), textAlign = TextAlign.Center)
                    }
                }
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -40,4 +40,9 @@
    <string name="bytes">байт</string>
    <string name="clear_replacers">Удалить всё</string>
    <string name="set_replacer">Загрузить новое расписание</string>
+    <string name="schedule_channel_name">Обновления расписания</string>
+    <string name="schedule_channel_description">Информирует об обновлении расписания</string>
+    <string name="schedule_update_title">Расписание обновлено.</string>
+    <string name="schedule_update_replaced">Расписание было обновлено Администратором.</string>
+    <string name="schedule_update_default">Расписание было обновлено на сайте политехникума.</string>
 </resources>
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -40,4 +40,9 @@
    <string name="bytes">bytes</string>
    <string name="clear_replacers">Clear</string>
    <string name="set_replacer">Set new</string>
+    <string name="schedule_channel_name">Schedule update</string>
+    <string name="schedule_channel_description">Inform when schedule has been updated</string>
+    <string name="schedule_update_title">Schedule has been updated.</string>
+    <string name="schedule_update_replaced">Schedule was updated by Administrator.</string>
+    <string name="schedule_update_default">Schedule was updated on polytechnic website.</string>
 </resources>