Android analytics done, camera instructions added.

lib/main.dart

@@ -1,21 +1,16 @@
+import 'dart:core';
 import 'package:checker/db.dart';
 import 'package:checker/strings.dart';
 import 'package:flutter/material.dart';
 import 'package:checker/screens/splash.dart';
-import 'package:flutter/services.dart';
-
-const platform = const MethodChannel('com.dinect.checker/instance_id');
+import 'package:checker/common.dart';
 
 main() {
-
   platform.invokeMethod('getFlavor').then((flavor) {
     platform.invokeMethod('getAppTitle').then((title) {
-
-      String app = flavor;  // dinect, autobonus
-      String appName= title;  // Dinect, Dinect (INT), Autobonus
-
+      String app = flavor; // dinect, autobonus
+      String appName = title; // Dinect, Dinect (INT), Autobonus
       SqliteHelper helper = new SqliteHelper();
-
       helper.open().then((_) {
         helper.getLocale().then((locale) {
           if (locale == null) {
@@ -23,13 +18,22 @@ main() {
           } else {
             start(app, appName, locale, helper);
           }
+        }, onError: (e) {
+          platform.invokeMethod('logError', {"message":e.toString()});
         });
+      }, onError: (e) {
+        platform.invokeMethod('logError', {"message":e.toString()});
       });
+    }, onError: (e) {
+      platform.invokeMethod('logError', {"message":e.toString()});
     });
+  }, onError: (e) {
+    platform.invokeMethod('logError', {"message":e.toString()});
   });
 }
 
-initWithSystemValue(String app, String name, String locale, SqliteHelper helper) {
+initWithSystemValue(String app, String name, String locale,
+  SqliteHelper helper) {
   helper.getSettings(false).then((settings) {
     if (settings.isEmpty) {
       createSettingsTable(app, name, helper);
@@ -44,7 +48,11 @@ createSettingsTable(String app, String name, SqliteHelper helper) {
     platform.invokeMethod('getCurrency').then((currency) {
       helper.createAppInfo(currency, locale).then((_) {
         start(app, name, locale, helper);
+      }, onError: (e) {
+        platform.invokeMethod('logError', {"message":e.toString()});
       });
+    }, onError: (e) {
+      platform.invokeMethod('logError', {"message":e.toString()});
     });
   });
 }
@@ -64,10 +72,11 @@ class Checker extends StatefulWidget {
   Checker(this.app, this.appName, this.helper);
 
   @override
-  State<StatefulWidget> createState() => new CheckerState(
-    this.app,
-    this.appName,
-    this.helper);
+  State<StatefulWidget> createState() =>
+    new CheckerState(
+      this.app,
+      this.appName,
+      this.helper);
 }
 
 class CheckerState extends State<Checker> {
@@ -81,8 +90,8 @@ class CheckerState extends State<Checker> {
   @override
   Widget build(BuildContext context) {
     return new MaterialApp(
-        title: appName,
-        home: new SplashScreen(helper, app)
+      title: appName,
+      home: new SplashScreen(helper, app)
     );
   }
 }