m

lib/qm_tj.dart

@@ -10,16 +10,21 @@ class QMTJ {
   static DB _db;
   static String _appStartUpId;
 
+  static Future<bool> ready;
+
   static bool isDebug = false;
 
   static void debug() {
     isDebug = true;
   }
 
-  static Future<void> init() async {
+  static init() {
     _appStartUpId = _md5(_getDateNow().toString());
-    _db = new DB();
-    await _db.init();
+    ready = new Future<bool>(() async {
+      _db = new DB();
+      await await _db.init();
+      return true;
+    });
   }
 
   /// APP 启动
@@ -36,6 +41,7 @@ class QMTJ {
       "appear_time": appearTime,
       "extras": json.encode(extras),
     };
+    await ready;
     log("appStart", map);
     await _db.db.insert("app_tj", map);
   }
@@ -57,20 +63,22 @@ class QMTJ {
       "appear_time": appearTime,
       "extras": json.encode(extras),
     };
+    await ready;
     log("appAppear", map);
     await _db.db.insert("app_tj", map);
   }
 
   /// APP 不可见
-  static void appDisappear() {
+  static void appDisappear() async {
     int disappearTime = _getDateNow();
-    _db.db.update("app_tj", {"disappear_time": disappearTime},
-        where: "id = ? and disappear_time = 0", whereArgs: [_appStartUpId]);
     Map<String, dynamic> map = {
       "id": _appStartUpId,
       "disappear_time": disappearTime,
     };
+    await ready;
     log("appDisappear", map);
+    _db.db.update("app_tj", {"disappear_time": disappearTime},
+        where: "id = ? and disappear_time = 0", whereArgs: [_appStartUpId]);
   }
 
   /// PAGE 可见
@@ -92,6 +100,7 @@ class QMTJ {
       "disappear_time": disappearTime,
       "extras": extrasStr,
     };
+    await ready;
     log("pageAppear", map);
     await _db.db.insert("page_tj", map);
   }
@@ -102,6 +111,9 @@ class QMTJ {
     String extrasStr = json.encode(extras);
     String id = _md5("${pageId}_${lastPageId}_$extrasStr");
     int disappearTime = _getDateNow();
+
+    await ready;
+    log("pageDisappear", map);
     await _db.db.update(
         "page_tj",
         {
@@ -116,7 +128,6 @@ class QMTJ {
       "disappear_time": disappearTime,
       "extras": extrasStr,
     };
-    log("pageDisappear", map);
   }
 
   /// 点击
@@ -139,6 +150,7 @@ class QMTJ {
       "click_time": clickTime,
       "extras": extrasStr,
     };
+    await ready;
     log("tap", map);
     await _db.db.insert("tap_tj", map);
   }
@@ -163,6 +175,7 @@ class QMTJ {
       "exposure_time": exposureTime,
       "extras": extrasStr,
     };
+    await ready;
     log("exposure", map);
     await _db.db.insert("exposure_tj", map);
   }