import 'dart:async';

import 'dart:convert';

​

import 'package:flutter/material.dart';

import 'package:http/http.dart' as http;

​

class Promotion {

  int promotionId;

   String promotionName;

   String startDate;

   String expirationDate;

   String shortDescription;

   String description;

   String imgUrl;

   bool isActive;

​

  Promotion(

      {this.promotionId,

      this.promotionName,

      this.startDate,

      this.expirationDate,

      this.shortDescription,

      this.description,

      this.imgUrl,

      this.isActive});

​

  factory Promotion.fromJson(Map<String, dynamic> json) {

    return Promotion(

      promotionId: json['promotionId'] as int,

      promotionName: json['promotionName'] as String,

      startDate: json['startDate'] as String,

      expirationDate: json['expirationDate'] as String,

      description: json['description'] as String,

      isActive: json['isActive'] as bool,

    );

  }

}

​

class RequestListView extends StatelessWidget {

  @override

  Widget build(BuildContext context) {

    return FutureBuilder<List<Promotion>>(

      future: _fetchJobs(),

      builder: (context, snapshot) {

        if (snapshot.hasData) {

          List<Promotion> data = snapshot.data;

          return _jobsListView(data);

        } else if (snapshot.hasError) {

          return Text("${snapshot.error}");

        }

        return CircularProgressIndicator();

      },

    );

  }

​

  Future<List<Promotion>> _fetchJobs() async {

    Map<String, String> headers = {

      "Content-type": "application/json",

      "Authorization":

          "Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJtcm5nb2NodXUiLCJVc2VybmFtZSI6Im1ybmdvY2h1dSIsIkVtYWlsIjoibmdvY2hodUBnbWFpbC5jb20iLCJGdWxsbmFtZSI6Ik5nb2NIdXUiLCJCcmFuZElkIjoiNjYiLCJTdG9yZUlkIjoiNSIsInJvbGUiOiJBZG1pbiIsImp0aSI6IjZiYzQ2YWY0LWU5YWUtNDBmOC1iZjQ4LWE2ZjIwYTQ1MTRmYiIsIm5iZiI6MTYwNTYyNjczOCwiZXhwIjoxNjA4MjE4NzM4LCJpYXQiOjE2MDU2MjY3MzgsImlzcyI6Imh0dHBzOi8vbG9jYWxob3N0OjQ0MzM2LyIsImF1ZCI6Imh0dHBzOi8vbG9jYWxob3N0OjQ0MzM2LyJ9.8uWNcrzvThhgVeaysRkm0b3S-zxJLbivK2HxS6OryQU"

    };

    final response = await http.get(

        'https://apivoucher-develop.azurewebsites.net/api/v1/stores/5/promotions?page=1&pageSize=10&isDesc=false',

        headers: headers);

​

    if (response.statusCode == 200) {

      var data = json.decode(response.body);

      List rs =  data as List ;

      List<Promotion> result = [];

      print(rs.length);

      rs.forEach((pr) {

        //print(pr['shortDescription']);

        Promotion p = new Promotion();

        p.promotionId = pr["promotionId"] as int;

        p.promotionName = pr["promotionName"] as String;

        p.startDate = pr["startDate"] as String;

        p.expirationDate = pr["expirationDate"] as String;

        p.shortDescription = pr["shortDescription"] as String;

        p.description = pr["description"] as String;

        p.imgUrl = pr["imgUrl"] as String;

        p.isActive = pr["isActive"] as bool;

        result.add(p);

      });

    return result;

     // return data.map((request) => new Promotion.fromJson(request)).toList();

    } else {

      throw Exception('Failed to load jobs from API');

    }

  }

​

  ListView _jobsListView(data) {

    return ListView.builder(

        itemCount: data.length,

        itemBuilder: (context, index) {

          return _tile(data[index]);

        });

  }

​

  Widget _tile(Promotion request) {

         return  ListTile(

             leading: const Icon(Icons.flight_land),

             title:  Text(request.shortDescription),

             subtitle: Text(request.startDate) ,

         );

  }

}