import 'dart:convert';

import 'package:cssd/models/package_model.dart';

import '../config/urls.dart';
import '../config/user.dart';
import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;

class PackageProvider extends ChangeNotifier {
  List<String> itemVals = [];
  List<TextEditingController> itemValues = [];
  String initialItemValue = '';
  int curItemVal = 1;

  resetItemVals() {
    itemVals = [];
    itemValues = [];
    initialItemValue = '';
    curItemVal = 1;
    // notifyListeners();
  }

  addItemVal() {
    curItemVal += 1;
    TextEditingController lbl = new TextEditingController();
    lbl.text = initialItemValue;
    itemValues.add(lbl);
    notifyListeners();
  }

  changeItemVal(String value, int index) {
    itemValues[index].text = value;
    notifyListeners();
  }

  String searchBoxValue = '';
  bool filterOn = false;
  List<PackageResultObject>? items;
  List<PackageResultObject>? originalItems;

  PackageDetailObject? result;
  PackageFilterObject? filters = PackageFilterObject(
    id: '',
    hospital: '',
    name: '',
    udi: '',
  );
  int pageNumber = 1;
  void resetPageNumber() => pageNumber = 1;
  bool isloading = false;
  void resetLoading() {
    isloading = false;
    notifyListeners();
  }

  void setLoading() {
    isloading = true;
    // notifyListeners();
  }

  Future<List<Map<String, String>>> getHospitalsFilters() async {
    var response = await http.get(
      Uri.parse(Url.filterItems),
      headers: {
        'Authorization': User.token,
      },
    );
    List<Map<String, String>> result = [];
    var filterData = json.decode(response.body);
    for (var hospital in filterData['data']['MedicalCenters']) {
      result.add({
        'name': hospital['name'].toString(),
        'id': hospital['id'].toString()
      });
    }
    return result;
  }

  Future<List<String>> getItemFilters() async {
    var response = await http.get(
      Uri.parse(Url.itemItems),
      headers: {
        'Authorization': User.token,
      },
    );
    List<String> result = [];
    var filterData = json.decode(response.body);
    for (var item in filterData['data']) {
      result.add(item['id'].toString());
    }
    itemVals = result;
    initialItemValue = itemVals[0];
    TextEditingController newLbl = new TextEditingController();
    newLbl.text = initialItemValue;
    itemValues.add(newLbl);
    notifyListeners();
    return result;
  }

  Future<void> createPackageResult(
    name,
    udi,
    items,
    note,
  ) async {
    List<Map<String, Object>> items = [];
    for (var item in items) {
      items.add({'name': '', 'id': item});
    }
    var response = await http.post(
      Uri.parse(Url.createPackageResult),
      body: json.encode(
        {
          'note': note,
          'items': items,
          'name': name,
          'udi': udi,
        },
      ),
      headers: {
        'Authorization': User.token,
        'X-Requested-With': 'XMLHttpRequest',
        "Content-Type": "application/json",
        "Accept": "application/json"
      },
    );

    print(response.body);
  }

  Future<void> updatePackageResult(
    id,
    name,
    udi,
    description,
    items,
  ) async {
    // List<Map<String, Object>> items = [];
    // for (var item in items) {
    //   items.add({'name': '', 'id': item});
    // }
    print({
      'note': description,
      'name': name,
      'udi': udi,
      'items': items,
    });
    var response = await http.put(Uri.parse(Url.updatePackageResult(id)),
        body: json.encode(
          {
            'name': name,
            'udi': udi,
            'note': description,
            'items': items,
          },
        ),
        headers: {
          'Authorization': User.token,
          'X-Requested-With': 'XMLHttpRequest',
          "Content-Type": "application/json",
          "Accept": "application/json"
        });

    print(response.body);
  }

  Future<bool> removePackages(String id) async {
    var response = await http.post(Uri.parse(Url.removePackages(id)), body: {
      '_method': 'delete'
    }, headers: {
      'Authorization': User.token,
    });

    if (response.statusCode == 200) {
      items!.removeWhere((item) {
        return item.id.toString() == id;
      });
    }

    notifyListeners();
    return true;
  }

  void setFilters(
    id,
    name,
    hospital,
    udi,
  ) {
    pageNumber = 1;
    filters = PackageFilterObject(
      id: id,
      name: name,
      hospital: hospital,
      udi: udi,
    );
    if (filters!.id == '' &&
        filters!.name == '' &&
        filters!.hospital == '' &&
        filters!.udi != '') {
      filterOn = false;
    } else {
      filterOn = true;
    }
    notifyListeners();
  }

  void search(String value) {
    items = [];
    searchBoxValue = value;
    originalItems!.forEach((result) {
      if (result.id.toString().contains(searchBoxValue)) {
        items!.add(result);
      }
    });
    notifyListeners();
  }

  Future<void> getPackageResults() async {
    String url = Url.packageResults(pageNumber);
    if (filterOn) {
      if (filters!.id != '') {
        url += '&package_id=${filters!.id}';
      }
      if (filters!.name != '') {
        url += '&name=${filters!.name}';
      }
      if (filters!.hospital != '') {
        url += '&medical_center_id=${filters!.hospital}';
      }
      if (filters!.udi != '') {
        url += '&udi=${filters!.udi}';
      }
    }
    var response = await http.get(
      Uri.parse(url),
      headers: {
        'Authorization': User.token,
      },
    );

    var testResultData = json.decode(response.body);
    if (pageNumber == 1) {
      originalItems = [];
    }

    for (var item in testResultData['data']['data']) {
      originalItems!.add(
        PackageResultObject(
          createdAt: item['created_at'],
          id: item['id'].toString(),
          name: item['name'],
        ),
      );
    }
    pageNumber += 1;
    search('');
  }

  Future<PackageDetailObject> showPackageResult(String id) async {
    var response =
        await http.get(Uri.parse(Url.getPackageResult(id)), headers: {
      'Authorization': User.token,
    });
    if (response.statusCode != 200) {
      return PackageDetailObject(
        id: 'null',
        name: 'null',
        description: 'null',
        createDate: '2020-07-14 13:50:42',
        hospitalName: 'null',
        udi: 'null',
        items: [],
      );
    }
    var data = json.decode(response.body)['data'];
    List<String> itemsList = [];
    for (var item in data['items']) {
      itemsList.add(item['id'].toString());
    }
    print(data);
    result = PackageDetailObject(
      id: data['id'].toString(),
      name: data['name'] != null ? data['name'] : '',
      description: data['note'] != null ? data['note'] : '',
      udi: data['udi'] != null ? data['udi'] : '',
      createDate: data['created_at'] != null ? data['created_at'] : '',
      hospitalName:
          data['user'] != null ? data['user']['medical_center']['name'] : '',
      items: itemsList,
    );
    return result!;
  }
}