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
List<Message> unMessagesOnline = []; //未读在线消息（取消预定和新的预订）
List<Message> unMessagesOrder = []; //未读提前点餐消息
PageState pageState = PageState.Loading;
// 未处理消息总数
int onlineTotal = 0; //在线消息
int inlineTotal = 0; //内部消息
int orderTotal = 0; //提前点餐
int checkTotal = 0; //在线买单
initData() {
messages = []; //消息
unMessagesOnline = []; //未读在线消息（取消预定和新的预订）
unMessagesOrder = []; //未读提前点餐消息
pageState = PageState.Loading;
}
//获取消息
getMessages(BuildContext context, Map<String, String> params,
{showLoading = true}) async {
if (showLoading) {
pageState = PageState.Loading;
messages = [];
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();
} else {
messages.addAll(baseResp.data.map<Message>((value) {
return Message.fromJson(value);
}).toList());
}
if (params["status"] == '0') {
//未读消息数据
//1提前点餐2内部预订 在线预订展示包括取消预订和新的预定 "type_id"
if (params["type_id"] == '1') {
unMessagesOrder = messages;
} else {
unMessagesOnline = messages;
}
}
// 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
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());
checkTotal = int.parse(baseResp.data['check_total'].toString());
notifyListeners();
}
}
//根据消息id移除消息
removeUntreatedMessageByMid(String mid) {
messages.removeWhere((element) => element.id == mid);
if (messages.length == 0) {
pageState = PageState.Empty;
}
notifyListeners();
}
}