Import of the watch repository from Pebble

src/fw/services/normal/send_text_service.c

@@ -0,0 +1,74 @@
+/*
+ * Copyright 2024 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "send_text_service.h"
+
+#include "applib/event_service_client.h"
+#include "kernel/events.h"
+#include "services/common/bluetooth/bluetooth_persistent_storage.h"
+#include "services/normal/blob_db/ios_notif_pref_db.h"
+#include "services/normal/notifications/notification_constants.h"
+
+
+static bool s_has_send_text_reply_action = false;
+
+static bool prv_has_send_text_reply_action(void) {
+  iOSNotifPrefs *notif_prefs = ios_notif_pref_db_get_prefs((uint8_t *)SEND_TEXT_NOTIF_PREF_KEY,
+                                                           strlen(SEND_TEXT_NOTIF_PREF_KEY));
+  if (!notif_prefs) {
+    return false;
+  }
+
+  bool has_reply_action =
+      (timeline_item_action_group_find_reply_action(&notif_prefs->action_group) != NULL);
+
+  ios_notif_pref_db_free_prefs(notif_prefs);
+  return has_reply_action;
+}
+
+static void prv_blobdb_event_handler(PebbleEvent *event, void *context) {
+  const PebbleBlobDBEvent *blobdb_event = &event->blob_db;
+  if (blobdb_event->db_id != BlobDBIdiOSNotifPref) {
+    return;
+  }
+
+  if (blobdb_event->type != BlobDBEventTypeFlush &&
+      memcmp(blobdb_event->key, (uint8_t *)SEND_TEXT_NOTIF_PREF_KEY,
+             strlen(SEND_TEXT_NOTIF_PREF_KEY))) {
+    return;
+  }
+
+  s_has_send_text_reply_action = prv_has_send_text_reply_action();
+}
+
+void send_text_service_init(void) {
+  // Save the initial state
+  s_has_send_text_reply_action = prv_has_send_text_reply_action();;
+
+  // Register for updates
+  static EventServiceInfo s_blobdb_event_info = {
+    .type = PEBBLE_BLOBDB_EVENT,
+    .handler = prv_blobdb_event_handler,
+  };
+  event_service_client_subscribe(&s_blobdb_event_info);
+}
+
+bool send_text_service_is_send_text_supported(void) {
+  PebbleProtocolCapabilities capabilities;
+  bt_persistent_storage_get_cached_system_capabilities(&capabilities);
+
+  return (capabilities.send_text_support && s_has_send_text_reply_action);
+}