WIP: 保存历史记录

src/common.js

@@ -42,4 +42,4 @@ Common.MENTION_MENU_HINT_TEXT = "选择回复的人:";
 Common.MESSAGE_PREVENT_RECALL = "阻止了一次撤回";
 Common.EMOJI_MAXIUM_SIZE = 120;
 
-module.exports = Common;
+module.exports = Common;

src/inject/preload.js

@@ -44,6 +44,11 @@ class Injector {
  });
  $rootScope.shareMenu = ShareMenu.inject;
  $rootScope.mentionMenu = Injector.mentionMenu.inject;
+
+ setTimeout(() => {
+ console.log('watch currentUser');
+ angular.element('#chatArea').scope().$watch('currentUser', self.restoreChatContent.bind(self));
+ })
  }]);
  return angularBootstrapReal.apply(angular, arguments);
  } : angularBootstrapReal,
@@ -102,6 +107,8 @@ class Injector {
  Injector.lock(msg, 'MMDigest', Common.MESSAGE_PREVENT_RECALL);
  break;
  }
+
+ this.saveHistory(msg);
  });
  return value;
  }
@@ -116,6 +123,42 @@ class Injector {
  }
  return value;
  }
+
+ restoreChatContent(user) {
+ const scope = angular.element('#chatArea').scope();
+ if (!scope.chatContent || scope.chatContent.length === 0) {
+ const his = this.getHistory(user);
+ for (let i in his) {
+ his[i].MMUnread = false;
+ scope.chatContent.push(his[i]);
+ }
+ }
+ }
+
+ getHistory(user) {
+ let his = localStorage.getItem(user);
+ if (!his) {
+ return [];
+ }
+ return JSON.parse(his);
+ }
+
+ saveHistory(msg) {
+ if (!msg) return;
+
+ setTimeout(() => {
+ const user = msg.MMPeerUserName;
+ if (!user) return;
+
+ const his = this.getHistory(user);
+ his.push(msg);
+ if (his.length > 20) {
+ his = his.splice(his.length - 20);
+ }
+ console.log(msg);
+ localStorage.setItem(user, JSON.stringify(his));
+ });
+ }
 }
 
 new Injector().init();