feat: afficher le nom du joueur connecté sur l'accueil

sharedUI/src/commonMain/kotlin/com/livrets/App.kt

@@ -49,8 +49,12 @@ fun App(
     val scope = rememberCoroutineScope()
     val history = remember { HistoryRepository("$filesDirPath/history.json".toPath()) }
     var screen by remember { mutableStateOf<Screen>(Screen.Home) }
+    var playerName by remember { mutableStateOf<String?>(null) }
 
-    LaunchedEffect(gamesServices) { gamesServices.signIn() }
+    LaunchedEffect(gamesServices) {
+        gamesServices.signIn()
+        playerName = gamesServices.playerDisplayName()
+    }
 
     val homePreview: @Composable () -> Unit = {
         HomeScreen(onPlay = {}, onHistory = {}, onLeaderboard = {})
@@ -65,9 +69,11 @@ fun App(
         Screen.Home -> HomeScreen(
             onPlay = { config -> screen = Screen.Game(config) },
             onHistory = { screen = Screen.History },
+            playerName = playerName,
             onLeaderboard = { config ->
                 scope.launch {
                     if (gamesServices.isSignedIn() || gamesServices.signIn()) {
+                        if (playerName == null) playerName = gamesServices.playerDisplayName()
                         gamesServices.showLeaderboard(config.leaderboardId())
                     }
                 }

sharedUI/src/commonMain/kotlin/com/livrets/games/GamesServices.kt

@@ -3,6 +3,7 @@ package com.livrets.games
 interface GamesServices {
     suspend fun signIn(): Boolean
     suspend fun isSignedIn(): Boolean
+    suspend fun playerDisplayName(): String?
     suspend fun submitScore(leaderboardId: String, score: Long): Boolean
     suspend fun showLeaderboard(leaderboardId: String)
 }
@@ -10,6 +11,7 @@ interface GamesServices {
 object NoopGamesServices : GamesServices {
     override suspend fun signIn(): Boolean = false
     override suspend fun isSignedIn(): Boolean = false
+    override suspend fun playerDisplayName(): String? = null
     override suspend fun submitScore(leaderboardId: String, score: Long): Boolean = false
     override suspend fun showLeaderboard(leaderboardId: String) {}
 }

sharedUI/src/commonMain/kotlin/com/livrets/ui/HomeScreen.kt

@@ -33,6 +33,7 @@ fun HomeScreen(
     onPlay: (GameConfig) -> Unit,
     onHistory: () -> Unit,
     onLeaderboard: (GameConfig) -> Unit,
+    playerName: String? = null,
 ) {
     var questionCount by remember { mutableStateOf(10) }
     var secondsPerQuestion by remember { mutableStateOf(5) }
@@ -64,6 +65,14 @@ fun HomeScreen(
         TextButton(
             onClick = { onLeaderboard(GameConfig(questionCount, secondsPerQuestion, maxTable)) },
         ) { Text("Classement") }
+        playerName?.let { name ->
+            Spacer(Modifier.height(8.dp))
+            Text(
+                text = "Connecté : $name",
+                style = MaterialTheme.typography.bodySmall,
+                color = MaterialTheme.colorScheme.onSurfaceVariant,
+            )
+        }
     }
 }
 

sharedUI/src/commonTest/kotlin/com/livrets/games/GamesServicesTest.kt

@@ -0,0 +1,13 @@
+package com.livrets.games
+
+import kotlinx.coroutines.test.runTest
+import kotlin.test.Test
+import kotlin.test.assertNull
+
+class GamesServicesTest {
+
+    @Test
+    fun `NoopGamesServices ne renvoie pas de nom de joueur`() = runTest {
+        assertNull(NoopGamesServices.playerDisplayName())
+    }
+}