chatting/lib/chatting_api.dart

import 'dart:collection';
import 'dart:convert';
import 'dart:io';
import 'package:chatting/chatting_api_result.dart';
import 'package:flutter/material.dart';
import 'package:dio/dio.dart';
import 'package:shared_preferences/shared_preferences.dart';

import 'chatting_data_page.dart';

Dio dio = new Dio();

class ChattingApi {
  Options options = Options(headers: {HttpHeaders.acceptHeader: "accept: application/json"});
  String token;
  int time;
  String message;
  ChattingApiResult chattingApiResult ;
  Map<String,Object> map = new Map<String,Object>();
  List<MessageData> list;

  //登陆提交
   loginSubmit(String username, String password) async {
    print(username);
    print(password);
    FormData formData = new FormData.from({
     'username':username,
     'password':password,
    });
    var result = await dio.post(
      'http://192.168.55.141/login',
      data: formData,
      options: options
    );
    print(result.data);
    token=result.data['token'];
    time=result.data['loginTime'];
    message=result.data['message'];
    chattingApiResult= new ChattingApiResult(null,token,time,message,null,null,null);
    print(chattingApiResult.runtimeType);
    return chattingApiResult ;
  }

  //获取通讯录列表
  getContactList() async {
  }

  //获取聊天列表
  getChattingList() async {
    token = await dataManipulation_get('token');

    FormData formData = new FormData.from({
      'token':token
    });
    var response = await dio.post('http://192.168.55.141/newchattings/selectChattingeFriebdList',data: formData);
    List result=response.data;
    list = new List();
    result.forEach((item) {
      int sendId =int.parse(item['send_id']);
      int receiveId =item['receiveId'];
      String photoUrl =item['photoUrl'];
      String user_name =item['user_name'];
      String content =item['lastOne_chattinglog']['content'];
      int cl_addTime =item['cl_addTime'];
      MessageData messageData =new MessageData(sendId, receiveId,"http://blogimages.jspang.com/blogtouxiang1.jpg", user_name, content, DateTime.fromMillisecondsSinceEpoch(cl_addTime), MessageType.CHAT);
      list.add(messageData);
    });
    return list;
  }

  //获取当前用户信息
  getCurrentUserInfo() async {
    token = await dataManipulation_get('token');
    var response = await dio.get('http://192.168.55.141/iUsers/getuser?token='+token+'&source=app');
    var result=response.data;
    print(result);
    return result.data;
  }

  /**
   * 异步 数据操作
   */
  void dataManipulation_set(String key, var value) async {
    final prefs = await SharedPreferences.getInstance(); //获取SP的实例
    prefs.setString(key, value); //存储数据
  }

  /**
   * 异步 数据操作
   */
  void dataManipulation_setint(String key, var value) async {
    final prefs = await SharedPreferences.getInstance(); //获取SP的实例
    prefs.setInt(key, value); //存储数据
  }

  /**
   * 异步 数据操作
   */
   dataManipulation_get(String key) async {
    final prefs = await SharedPreferences.getInstance(); //获取SP的实例
    var value = prefs.get(key); //获取数据
    return value;
  }

  /**
   * 异步 数据操作
   */
  void dataManipulation_remove(String key, var value) async {
    final prefs = await SharedPreferences.getInstance(); //获取SP的实例
    prefs.remove(key); //删除数据
  }
}