import 'dart:convert';

import 'package:test_sa/api/api_client.dart';
import 'package:test_sa/api/user_api_client.dart';
import 'package:test_sa/models/issue.dart';
import 'package:test_sa/models/lookup.dart';
import 'package:test_sa/models/service_report.dart';
import 'package:test_sa/models/service_request/service_request.dart';
import 'package:test_sa/models/service_request/service_request_search.dart';
import 'package:test_sa/models/timer_model.dart';

import '../controllers/api_routes/urls.dart';

class ServiceRequestApiClient {
  static final ServiceRequestApiClient _instance = ServiceRequestApiClient._internal();
  final List<ServiceRequest> serviceRequests = [];

  ServiceRequestApiClient._internal();

  factory ServiceRequestApiClient() => _instance;

  /// ### The result will be added to [serviceRequests]
  Future createRequest(ServiceRequest serviceRequest) async {
    final user = UserApiClient().user;
    await ApiClient().postJsonForObject(
      (json) {
        // ServiceRequest.fromJson(json.decode(utf8.decode(response.bodyBytes))[0])
        serviceRequests.insert(0, ServiceRequest.fromJson(json[0]));
      },
      '${URLs.host1}${URLs.createRequest}',
      {
        "uid": user?.id,
        "token": user?.token ?? "",
        "sn_id": serviceRequest.deviceId ?? "",
        "date": (DateTime.now().millisecondsSinceEpoch).toString(),
        "client": user?.hospital?.id ?? '',
        "complaint": serviceRequest.maintenanceIssue,
        "image": json.encode(serviceRequest.devicePhotos),
        "priority": (serviceRequest.priority?.id).toString(),
        "defect_types": (serviceRequest.defectType?.id).toString(),
        "audio": serviceRequest.audio,
      },
    );
  }

  /// Get Service Requests and Fill [serviceRequests]
  Future<List<ServiceRequest>> getRequests({pageItemNumber, ServiceRequestSearch? search}) async {
    final user = UserApiClient().user;
    final response = await ApiClient().getJsonForResponse(
      '${URLs.host1}${URLs.getServiceRequests}',
      headers: {"Content-Type": "application/json; charset=utf-8"},
      queryParameters: {
        'uid': user?.id,
        if (user?.hospital?.id != null) 'client_nid': user?.hospital?.id,
        'token': user?.token,
        'page': '${(serviceRequests.length) ~/ pageItemNumber}',
        if (search != null) ...search.queryParameters(),
      },
    );
    List requestsListJson = json.decode(utf8.decode(response.bodyBytes));
    List<ServiceRequest> serviceRequestsPage = requestsListJson.map((request) => ServiceRequest.fromJson(request)).toList();
    serviceRequests.addAll(serviceRequestsPage);
    return serviceRequestsPage;
  }

  Future<ServiceRequest> getServiceById(String? requestId) async {
    final user = UserApiClient().user;
    final response = await ApiClient().getJsonForResponse(
      '${URLs.host1}${URLs.getSingleServiceRequest}',
      queryParameters: {'call_nid': requestId, 'uid': user?.id, 'token': user?.token},
    );
    // If the call to the server was successful, parse the JSON.
    List jsonList = json.decode(utf8.decode(response.bodyBytes));
    List<ServiceRequest> requests = jsonList.map((i) => ServiceRequest.fromJson(i)).toList();
    return requests[0];
  }

  Future createIssueReport(Issue issue) async {
    final user = UserApiClient().user;
    Map<String, String> body = issue.toMap();
    body["uid"] = user?.id ?? "";
    body["token"] = user?.token ?? "";
    await ApiClient().postJsonForResponse('${URLs.host1}${URLs.createReport}', body);
  }

  Future updateDate({String? newDate, Lookup? employee, ServiceRequest? request}) async {
    final user = UserApiClient().user;
    Map<String, String> body = {};
    body["uid"] = user?.id ?? '';
    body["token"] = user?.token ?? '';
    body["nid"] = request?.id ?? '';
    body["date"] = newDate ?? '';
    body["ass_emp"] = employee?.id?.toString() ?? '';
    await ApiClient().postJsonForResponse('${URLs.host1}${URLs.updateRequestDate}', body);
    request?.engineerName = employee?.label;
  }

  Future createServiceReport({required ServiceReport? report, required ServiceRequest? request}) async {
    final user = UserApiClient().user;
    Map<String, String>? body = report?.toMap();
    body?["uid"] = user?.id ?? "";
    body?["token"] = user?.token ?? "";
    body?["job_id"] = request?.id ?? '';
    await ApiClient().postJsonForResponse('${URLs.host1}${URLs.createServiceReport}', body);
  }

  Future createDuplicatedReport({required ServiceRequest request}) async {
    final user = UserApiClient().user;
    await ApiClient().getJsonForResponse(
      '${URLs.host1}${URLs.createDuplicatedReport}',
      queryParameters: {'nid': request.id, 'uid': user?.id, 'token': user?.token},
    );
  }

  Future updateServiceReport({required ServiceReport report, required ServiceRequest request}) async {
    final user = UserApiClient().user;
    Map<String, String> body = report.toMap();
    body["uid"] = user?.id ?? "";
    body["token"] = user?.token ?? "";
    body["job_id"] = request.id ?? '';
    body["report_id"] = request.reportID ?? '';
    await ApiClient().postJsonForResponse('${URLs.host1}${URLs.updateServiceReport}', body);
  }

  Future updateServiceReportTimer({required TimerModel timer, required ServiceRequest request}) async {
    final user = UserApiClient().user;
    Map<String, String> body = {};
    body["uid"] = user?.id ?? "";
    body["token"] = user?.token ?? "";
    body["job_id"] = request.id ?? '';
    body["start_time"] = ((timer.startAt?.millisecondsSinceEpoch ?? 0) / 1000).toStringAsFixed(0);
    body["end_time"] = ((timer.endAt?.millisecondsSinceEpoch ?? 0) / 1000).toStringAsFixed(0);
    body["working_hours"] = ((timer.durationInSecond ?? 0) / 60 / 60).toStringAsFixed(5);
    body["report_id"] = request.reportID ?? '';
    await ApiClient().postJsonForResponse('${URLs.host1}${URLs.updateServiceReport}', body);
  }

  Future<ServiceReport> getSingleServiceReport({required String reportId}) async {
    final user = UserApiClient().user;
    final response = await ApiClient().getJsonForResponse(
      '${URLs.host1}${URLs.getServiceReport}',
      queryParameters: {'report_id': reportId, 'uid': user?.id, 'token': user?.token},
    );
    return ServiceReport.fromJson(json.decode(utf8.decode(response.bodyBytes)), reportId);
  }
}