From fa08a60299fac80c39178fbc9c60228c1dd97a81 Mon Sep 17 00:00:00 2001
From: Vadik Sirekanyan <me@sirekanyan.org>
Date: Sun, 11 Feb 2024 21:50:33 +0400
Subject: [PATCH] Added update error toast

---
 .../org/sirekanyan/outline/MainActivity.kt    | 10 ++++++++++
 .../java/org/sirekanyan/outline/MainState.kt  | 14 +++++++++++++-
 .../sirekanyan/outline/ext/LocalizedString.kt | 19 +++++++++++++++++++
 .../java/org/sirekanyan/outline/ext/Toast.kt  |  4 ++++
 4 files changed, 46 insertions(+), 1 deletion(-)
 create mode 100644 app/src/main/java/org/sirekanyan/outline/ext/LocalizedString.kt

diff --git a/app/src/main/java/org/sirekanyan/outline/MainActivity.kt b/app/src/main/java/org/sirekanyan/outline/MainActivity.kt
index bf1f911..fe47146 100644
--- a/app/src/main/java/org/sirekanyan/outline/MainActivity.kt
+++ b/app/src/main/java/org/sirekanyan/outline/MainActivity.kt
@@ -7,8 +7,12 @@ import androidx.activity.compose.setContent
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Surface
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
 import androidx.core.view.WindowCompat
+import kotlinx.coroutines.launch
+import org.sirekanyan.outline.ext.showToast
 import org.sirekanyan.outline.ui.AboutDialogContent
 import org.sirekanyan.outline.ui.AddServerContent
 import org.sirekanyan.outline.ui.DeleteKeyContent
@@ -25,6 +29,12 @@ class MainActivity : ComponentActivity() {
             val router = rememberRouter()
             val state = rememberMainState(router)
             OutlineTheme {
+                val context = LocalContext.current
+                LaunchedEffect(Unit) {
+                    launch {
+                        state.observeToasts().collect(context::showToast)
+                    }
+                }
                 Surface(Modifier.fillMaxSize(), color = MaterialTheme.colorScheme.background) {
                     BackHandler(state.drawer.isOpen) {
                         state.closeDrawer()
diff --git a/app/src/main/java/org/sirekanyan/outline/MainState.kt b/app/src/main/java/org/sirekanyan/outline/MainState.kt
index 7c9629f..e0133de 100644
--- a/app/src/main/java/org/sirekanyan/outline/MainState.kt
+++ b/app/src/main/java/org/sirekanyan/outline/MainState.kt
@@ -10,6 +10,8 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.platform.LocalContext
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
@@ -19,6 +21,8 @@ import kotlinx.parcelize.Parcelize
 import org.sirekanyan.outline.api.model.Key
 import org.sirekanyan.outline.api.model.Server
 import org.sirekanyan.outline.db.KeyValueDao
+import org.sirekanyan.outline.ext.LocalizedString
+import org.sirekanyan.outline.ext.PluralsResource
 import org.sirekanyan.outline.ext.asyncAll
 import org.sirekanyan.outline.ext.rememberStateScope
 import org.sirekanyan.outline.feature.keys.KeysErrorState
@@ -52,6 +56,8 @@ class MainState(
     private val prefs: KeyValueDao,
 ) : CoroutineScope by scope {
 
+    private val toasts = MutableSharedFlow<LocalizedString>()
+    fun observeToasts(): Flow<LocalizedString> = toasts
     val drawer = router.drawer
     val drawerDisabled by derivedStateOf { search.isOpened && drawer.isClosed }
     var page by router.pageState
@@ -99,7 +105,7 @@ class MainState(
         withContext(Dispatchers.IO) {
             page.keys = KeysLoadingState
             page.keys = try {
-                servers.getServers()
+                val errors = servers.getServers()
                     .asyncAll { server ->
                         runCatching {
                             withTimeout(5.seconds) {
@@ -107,6 +113,12 @@ class MainState(
                             }
                         }
                     }
+                    .mapNotNull { result ->
+                        result.exceptionOrNull()
+                    }
+                if (errors.isNotEmpty()) {
+                    toasts.emit(PluralsResource(R.plurals.outln_update_error, errors.size))
+                }
                 KeysIdleState
             } catch (exception: Exception) {
                 exception.printStackTrace()
diff --git a/app/src/main/java/org/sirekanyan/outline/ext/LocalizedString.kt b/app/src/main/java/org/sirekanyan/outline/ext/LocalizedString.kt
new file mode 100644
index 0000000..adb4c56
--- /dev/null
+++ b/app/src/main/java/org/sirekanyan/outline/ext/LocalizedString.kt
@@ -0,0 +1,19 @@
+package org.sirekanyan.outline.ext
+
+import android.content.Context
+import androidx.annotation.PluralsRes
+import androidx.annotation.StringRes
+
+fun Context.getString(resource: LocalizedString): String =
+    when (resource) {
+        is StringResource ->
+            resources.getString(resource.id)
+        is PluralsResource ->
+            resources.getQuantityString(resource.id, resource.quantity, resource.quantity)
+    }
+
+sealed class LocalizedString
+
+class StringResource(@StringRes val id: Int) : LocalizedString()
+
+class PluralsResource(@PluralsRes val id: Int, val quantity: Int) : LocalizedString()
diff --git a/app/src/main/java/org/sirekanyan/outline/ext/Toast.kt b/app/src/main/java/org/sirekanyan/outline/ext/Toast.kt
index 756b5b9..d5f4a0b 100644
--- a/app/src/main/java/org/sirekanyan/outline/ext/Toast.kt
+++ b/app/src/main/java/org/sirekanyan/outline/ext/Toast.kt
@@ -7,3 +7,7 @@ import androidx.annotation.StringRes
 fun Context.showToast(@StringRes text: Int) {
     Toast.makeText(this, text, Toast.LENGTH_SHORT).show()
 }
+
+fun Context.showToast(text: LocalizedString) {
+    Toast.makeText(this, getString(text), Toast.LENGTH_SHORT).show()
+}