message_model.dart
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import 'package:flutter/material.dart';
import 'package:one_key/constant/constant.dart';
import 'package:one_key/constant/error.dart';
import 'package:one_key/constant/state.dart';
import 'package:one_key/models/message.dart';
import 'package:one_key/net/base_resp.dart';
import 'package:one_key/net/dio_util.dart';
import 'package:one_key/net/http_url.dart';
class MessageModel extends ChangeNotifier {
List<Message> messages = []; //消息
PageState pageState = PageState.Loading;
int onlineTotal=0;//未处理在线消息数目
int inlineTotal=0;//未处理内部消息数目
int orderTotal=0;//未处理提前点餐消息数目
//获取消息
getMessages(BuildContext context, Map<String, String> params,
{showLoading = true}) async {
if(showLoading){
pageState = PageState.Loading;
notifyListeners();
}
BaseResp<List> baseResp = await DioUtil()
.request<List>(context, Method.get, HttpUrl.get_message_list,
data: params, showLoading: false)
.catchError((error) {
print(error.toString());
if (error is MyError) {
switch (error.type) {
case 1:
pageState = PageState.ConnectivityError;
break;
case 2:
pageState = PageState.ConnectivityTimeOut;
break;
default:
pageState = PageState.ConnectivityError;
break;
}
}
notifyListeners();
});
if (baseResp != null && baseResp.code == Constant.status_success) {
if(params['offset']=="0"){
messages = baseResp.data.map<Message>((value) {
return Message.fromJson(value);
}).toList();
}
// if(params["type_id"]=="10"){//在线预订
// messages.removeWhere((message) {
// if (message.message_type.toString() == "10") {//在线预订
// if (message.status == "4") {//已取消
// return true;
// }
// return false;
// } else if (message.message_type.toString() == "11") {//取消在线预订
// return false;
// }
// return true;
// });
// }
if (messages.isEmpty) {
pageState = PageState.Empty;
} else {
pageState = PageState.Success;
}
notifyListeners();
}
}
//获取未处理消息数目
Future getUnMsgNum(BuildContext context, Map<String, String> params) async {
BaseResp<Map<String,dynamic>> baseResp = await DioUtil()
.request<Map<String,dynamic>>(context, Method.get, HttpUrl.get_message_num,
data: params, showLoading: false)
.catchError((error) {
print(error.toString());
});
if (baseResp != null && baseResp.code == Constant.status_success) {
onlineTotal=int.parse(baseResp.data['online_total'].toString());
inlineTotal=int.parse(baseResp.data['inline_total'].toString());
orderTotal=int.parse(baseResp.data['order_total'].toString());
return;
}
return;
}
//根据消息id移除消息
removeUntreatedMessageByMid(String mid){
messages.removeWhere((element) => element.id==mid);
notifyListeners();
}
}