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gaia/apps/email/js/ext/maildb.js

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+/**
+ *
+ **/
+
+define(
+  [
+    './worker-router',
+    'exports'
+  ],
+  function(
+    $router,
+    exports
+  ) {
+'use strict';
+
+var sendMessage = $router.registerCallbackType('maildb');
+
+function MailDB(testOptions) {
+  this._callbacksQueue = [];
+  function processQueue() {
+    console.log('main thread reports DB ready');
+    this._ready = true;
+
+    this._callbacksQueue.forEach(function executeCallback(cb) {
+      cb();
+    });
+    this._callbacksQueue = null;
+  }
+
+  sendMessage('open', [testOptions], processQueue.bind(this));
+}
+exports.MailDB = MailDB;
+MailDB.prototype = {
+  close: function() {
+    sendMessage('close');
+  },
+
+  getConfig: function(callback) {
+    if (!this._ready) {
+      console.log('deferring getConfig call until ready');
+      this._callbacksQueue.push(this.getConfig.bind(this, callback));
+      return;
+    }
+
+    console.log('issuing getConfig call to main thread');
+    sendMessage('getConfig', null, callback);
+  },
+
+  saveConfig: function(config) {
+    sendMessage('saveConfig', [config]);
+  },
+
+  saveAccountDef: function(config, accountDef, folderInfo, callback) {
+    sendMessage('saveAccountDef', [ config, accountDef, folderInfo ], callback);
+  },
+
+  loadHeaderBlock: function(folderId, blockId, callback) {
+    sendMessage('loadHeaderBlock', [ folderId, blockId], callback);
+  },
+
+  loadBodyBlock: function(folderId, blockId, callback) {
+    sendMessage('loadBodyBlock', [ folderId, blockId], callback);
+  },
+
+  saveAccountFolderStates: function(accountId, folderInfo, perFolderStuff,
+                                    deletedFolderIds, callback, reuseTrans) {
+    var args = [ accountId, folderInfo, perFolderStuff, deletedFolderIds ];
+    sendMessage('saveAccountFolderStates', args, callback);
+    // XXX vn Does this deserve any purpose?
+    return null;
+  },
+
+  deleteAccount: function(accountId) {
+    sendMessage('deleteAccount', [accountId]);
+  },
+};
+
+}); // end define