Make model and permission choices provider-specific

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

@@ -330,7 +330,13 @@ fun deleteSubagents(settings: ServerSettings, sessionId: String, subagentIds: Li
 //
 // One list rather than two. A provider only exists on a machine that has it installed, so offering
 // machines and providers as independent choices would offer pairs that cannot work.
-data class Provider(val name: String, val kind: String, val models: List<String>)
+data class Provider(
+    val name: String,
+    val kind: String,
+    val models: List<String>,
+    val permissionModes: List<String>,
+    val defaultPermissionMode: String?,
+)
 
 /**
  * A machine, and what it can run. [address] is absent for the backend itself.
@@ -345,13 +351,17 @@ data class Setup(
     val providers: List<Provider>,
 )
 
-private fun parseProvider(provider: JSONObject) =
-    Provider(
+private fun parseProvider(provider: JSONObject): Provider {
+    val kind = provider.getString("kind")
+    return Provider(
         name = provider.getString("name"),
-        kind = provider.getString("kind"),
+        kind = kind,
         // Omitted entirely when the provider offers none.
         models = provider.optJSONArray("models")?.strings().orEmpty(),
+        permissionModes = provider.optJSONArray("permissionModes")?.strings().orEmpty(),
+        defaultPermissionMode = provider.optString("defaultPermissionMode").ifEmpty { null },
     )
+}
 
 private fun parseSetup(setup: JSONObject) =
     Setup(
@@ -1083,16 +1093,6 @@ fun setSessionModel(settings: ServerSettings, sessionId: String, model: String)
     ) {}
 }
 
-/**
- * Common permission intents, in the order they give up asking. Each coding CLI maps these onto its
- * own flags: "manual" asks, "acceptEdits" and "auto" allow ordinary work, "bypassPermissions"
- * accepts everything, and "plan" makes no changes.
- *
- * One list for every screen that offers them -- spawn, import, and the session's own picker --
- * because three copies had already drifted: the import screen was missing "plan".
- */
-val PERMISSION_MODES = listOf("manual", "acceptEdits", "auto", "bypassPermissions", "plan")
-
 /**
  * What a new session's thinking level is when nothing chose one, or null for the CLI's own.
  *
@@ -1294,6 +1294,19 @@ fun fetchSetupModels(settings: ServerSettings, setupId: String): List<LocalModel
         }
     }
 
+/** The current model catalog for one CLI provider on the machine where it runs. */
+fun fetchProviderModels(
+    settings: ServerSettings,
+    setupId: String,
+    provider: String,
+): List<String> =
+    requestFromServer(
+        settings,
+        "/setups/${setupId.urlEncoded()}/providers/${provider.urlEncoded()}/models",
+    ) { connection ->
+        JSONArray(connection.inputStream.bufferedReader().readText()).strings()
+    }
+
 fun fetchModels(settings: ServerSettings): Models =
     requestFromServer(settings, "/models") { connection ->
         val body = JSONObject(connection.inputStream.bufferedReader().readText())