From 2ef4186968af020cf7036bd27e7adbe904899f3a Mon Sep 17 00:00:00 2001
From: Stefano Pigozzi <me@steffo.eu>
Date: Tue, 9 Jan 2024 08:34:06 +0100
Subject: [PATCH] Add basic room leave functionality

---
 .../steffo/twom/main/MainActivityRoomList.kt  | 20 ++++++++-
 .../java/eu/steffo/twom/main/RoomListItem.kt  | 41 ++++++++++++++++---
 app/src/main/res/values/strings.xml           |  1 +
 3 files changed, 56 insertions(+), 6 deletions(-)

diff --git a/app/src/main/java/eu/steffo/twom/main/MainActivityRoomList.kt b/app/src/main/java/eu/steffo/twom/main/MainActivityRoomList.kt
index c8cbbfc..1fba34c 100644
--- a/app/src/main/java/eu/steffo/twom/main/MainActivityRoomList.kt
+++ b/app/src/main/java/eu/steffo/twom/main/MainActivityRoomList.kt
@@ -1,16 +1,19 @@
 package eu.steffo.twom.main
 
+import android.util.Log
 import androidx.compose.foundation.layout.Column
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.livedata.observeAsState
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.stringResource
 import eu.steffo.twom.R
 import eu.steffo.twom.matrix.LocalSession
 import eu.steffo.twom.matrix.TwoMMatrix
 import eu.steffo.twom.theme.TwoMPadding
+import kotlinx.coroutines.launch
 import org.matrix.android.sdk.api.session.room.model.Membership
 import org.matrix.android.sdk.api.session.room.roomSummaryQueryParams
 
@@ -19,6 +22,8 @@ fun MainActivityRoomList(
     modifier: Modifier = Modifier,
     onClickRoom: (roomId: String) -> Unit = {},
 ) {
+    val scope = rememberCoroutineScope()
+
     val session = LocalSession.current
     val roomSummaries by session!!.roomService().getRoomSummariesLive(
         roomSummaryQueryParams {
@@ -41,8 +46,21 @@ fun MainActivityRoomList(
         } else {
             roomSummaries!!.forEach {
                 RoomListItem(
-                    onClickRoom = onClickRoom,
                     roomSummary = it,
+                    onClickRoom = onClickRoom,
+                    onLeaveRoom = {
+                        scope.launch LeaveRoom@{
+                            Log.i("Main", "Leaving room `$it`...")
+                            try {
+                                session!!.roomService().leaveRoom(it, "Decided to leave the room")
+                            } catch (error: Throwable) {
+                                Log.e("Main", "Failed to leave room `$it`: $error")
+                                // TODO: Display an error somewhere
+                                return@LeaveRoom
+                            }
+                            Log.d("Main", "Successfully left room `$it`!")
+                        }
+                    }
                 )
             }
         }
diff --git a/app/src/main/java/eu/steffo/twom/main/RoomListItem.kt b/app/src/main/java/eu/steffo/twom/main/RoomListItem.kt
index 89493571..57fa17b 100644
--- a/app/src/main/java/eu/steffo/twom/main/RoomListItem.kt
+++ b/app/src/main/java/eu/steffo/twom/main/RoomListItem.kt
@@ -1,28 +1,42 @@
 package eu.steffo.twom.main
 
-import androidx.compose.foundation.clickable
+import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.combinedClickable
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.size
+import androidx.compose.material3.DropdownMenu
+import androidx.compose.material3.DropdownMenuItem
 import androidx.compose.material3.ListItem
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
+import eu.steffo.twom.R
 import eu.steffo.twom.matrix.avatar.AvatarFromURL
 import org.matrix.android.sdk.api.session.room.model.RoomSummary
 
 
+@OptIn(ExperimentalFoundationApi::class)
 @Composable
 fun RoomListItem(
     roomSummary: RoomSummary,
-    onClickRoom: (roomId: String) -> Unit,
+    onClickRoom: (roomId: String) -> Unit = {},
+    onLeaveRoom: (roomId: String) -> Unit = {},
 ) {
+    var expanded by rememberSaveable { mutableStateOf(false) }
+
     ListItem(
-        modifier = Modifier.clickable {
-            onClickRoom(roomSummary.roomId)
-        },
+        modifier = Modifier.combinedClickable(
+            onClick = { onClickRoom(roomSummary.roomId) },
+            onLongClick = { expanded = true }
+        ),
         headlineContent = {
             Text(roomSummary.displayName)
         },
@@ -39,10 +53,27 @@ fun RoomListItem(
             }
         },
         supportingContent = {
+            // TODO: Display rsvpComment instead of alias
             val canonicalAlias = roomSummary.canonicalAlias
             if (canonicalAlias != null) {
                 Text(canonicalAlias)
             }
         },
     )
+
+    DropdownMenu(
+        expanded = expanded,
+        onDismissRequest = { expanded = false },
+    ) {
+        // TODO: Align me to the right
+        DropdownMenuItem(
+            text = {
+                Text(stringResource(id = R.string.main_room_leave_label))
+            },
+            onClick = {
+                expanded = false
+                onLeaveRoom(roomSummary.roomId)
+            }
+        )
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index f59cc93..ab214e0 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -68,4 +68,5 @@
     <string name="room_invite_title">Send an invite</string>
     <string name="room_rsvp_invited_label">Not opened</string>
     <string name="room_rsvp_invited_response">Hasn\'t opened the invite yet</string>
+    <string name="main_room_leave_label">Leave party</string>
 </resources>
\ No newline at end of file