Fiji/ysairplane2/lib/tools/YSFutureNetWork.dart

import 'package:dio/dio.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';

import 'YSNetWorking.dart';

typedef widgetCallback = Widget Function(dynamic value);
String base = 'http://192.168.1.77:8082';
int outTime = 20000;

getFeatureDisplayShowData(HttpModel model) async{
  String url = base+model.api;
  SharedPreferences prefs = await SharedPreferences.getInstance();
  String token = prefs.getString('token');
  Map<String, dynamic> httpHeaders = {
    'Accept': 'application/json,*/*',
    'Content-Type': 'application/json',
    if(model.isToken==true)'Authentication': token??''
  };
  Response response;
  if(model.type==requestType.put){
    response = await Dio().put(url,data: model.parameter,options: Options(receiveTimeout: outTime,headers: httpHeaders));
  }else if(model.type==requestType.post){
    response = await Dio().post(url,data: model.parameter,options: Options(receiveTimeout: outTime,headers: httpHeaders));
  }else if(model.type==requestType.delete){
    response = await Dio().delete(url,data: model.parameter,options: Options(receiveTimeout: outTime,headers: httpHeaders));
  }else{
    response = await Dio().get(url,queryParameters: Map<String, dynamic>.from(model.parameter),options: Options(receiveTimeout: outTime,headers: httpHeaders));
  }
  print(response.data);
  return response.data['data'];
}

futureWidget({widgetCallback data,HttpModel model}){
  return FutureBuilder(
    future: getFeatureDisplayShowData(model),
    builder: (context, snapshot) {
      var widget;
      if (snapshot.connectionState == ConnectionState.done) {
        if (snapshot.hasError) {
          widget = Icon(
            Icons.error,
            color: Colors.red,
            size: 48,
          );
        } else {
          widget = data(snapshot);
        }
      } else {
        widget = Padding(
          padding: EdgeInsets.all(20),
          child: CircularProgressIndicator(),
        );
      }
      return Center(
        child: Container(
          child: widget,
        ),
      );
    },
  );
}

class HttpModel{
  final requestType type;
  final String api;
  final parameter;
  final VoidCallback refresh;
  final bool isToken;
  HttpModel(this.type, this.api, this.parameter, this.refresh, this.isToken);
}