Merge branch 'main' of git.arirex.me:iris/ai-app

app/androidApp/src/main/kotlin/com/example/aiapp/SessionScreen.kt

@@ -568,6 +568,12 @@ fun SessionScreen(
     var compactingFor by remember { mutableStateOf<Long?>(null) }
     var streamError by remember { mutableStateOf<String?>(null) }
     var actionError by remember { mutableStateOf<String?>(null) }
+    // Whether the composer's process button has a request out. What it does next is decided from
+    // the session's status, and the status only changes once the server has answered and the
+    // stream has carried it back -- so two presses in that gap are two requests, both decided
+    // against the state before either of them. The server refuses the second one, but a control
+    // that can be pressed while its own last press is still in flight is asking to be.
+    var processInFlight by remember { mutableStateOf(false) }
     val context = LocalContext.current
     // Seeded from what was left in the box last time and written back on every keystroke, so
     // leaving the screen -- or the system reclaiming the app -- does not throw away a half-typed
@@ -1030,7 +1036,7 @@ fun SessionScreen(
             }
     }
 
-    fun act(onFailure: () -> Unit = {}, action: () -> Unit) {
+    fun act(onFailure: () -> Unit = {}, onDone: () -> Unit = {}, action: () -> Unit) {
         scope.launch {
             try {
                 withContext(Dispatchers.IO) { action() }
@@ -1038,6 +1044,11 @@ fun SessionScreen(
             } catch (e: ApiException) {
                 actionError = e.message
                 onFailure()
+            } finally {
+                // Whatever happened, including the failure above: a caller that re-enables a
+                // control here must get it back on the path where the request was refused too,
+                // or the refusal is what disables the control permanently.
+                onDone()
             }
         }
     }
@@ -1538,7 +1549,13 @@ fun SessionScreen(
                         else -> ProcessAction.Stop
                     }
                 Button(
-                    onClick = { act { process.perform(settings, summary.id) } },
+                    onClick = {
+                        processInFlight = true
+                        act(onDone = { processInFlight = false }) {
+                            process.perform(settings, summary.id)
+                        }
+                    },
+                    enabled = !processInFlight,
                     colors = actionButtonColors(process.colour()),
                 ) {
                     Glyph(