import { Injectable } from '@angular/core';
import { Http } from '@angular/http';
import 'rxjs/add/operator/toPromise';

@Injectable()
export class ApiService {

  public url = 'http://localhost:57217/';

  constructor(private http: Http) {
  }

  dateToUTCDate(date) {
    return new Date(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate(),  date.getUTCHours(), date.getUTCMinutes(), date.getUTCSeconds()).getTime();
  }

  private handleError(error: any) {
      console.log('Произошла ошибка при запросе в файле - api.service.ts', error);
  }

  executeRequest(path) {
      return this.http.get(this.url + path)
          .toPromise()
          .then(res => res.json())
          .catch(this.handleError);
  }

  executeCountRequest(path, count) {
      return this.http.get(this.url + path + count)
          .toPromise()
          .then(res => res.json())
          .catch(this.handleError);
  }

     // APi for Housing page
  getClaimStatistics() {
    return this.http.get(this.url + 'api/housing/claimsStatesCount')
      .toPromise();
  }
  getEmergencies() {
    return this.http.get(this.url + 'api/housing/emergencies')
      .toPromise();
  }

  getCallsAndClaims() { return this.executeRequest('api/housing/callsAndClaims') };
  getEmergencyClaimDetail() { return this.executeRequest('api/housing/emergencyClaimDetail') };
  getTop3ProblemBuildings() { return this.executeRequest('api/housing/top3ProblemBuildings') };
  getTop3ProblemElevators() { return this.executeRequest('api/housing/top3ProblemElevators') };
  getTop5ProblemHousing() { return this.executeRequest('api/housing/top5ProblemHousing') };
  getTop5ProblemClaims() { return this.executeRequest('api/housing/top5ProblemClaims') };
  getAvgQueueTime() { return this.executeRequest('api/housing/avgQueueTime') };

  getDistrictsWithoutNow() {
    let now = new Date();
    let date = this.dateToUTCDate(now);
    return this.http.get(this.url + 'api/housing/districtsWithoutServices/' + date)
      .toPromise()
      .then(res => res.json())
      .catch(this.handleError);
  }
  getDistrictsWithoutYesterday() {
    let now = new Date();
    now.setDate(now.getDate() - 1);
    let date = this.dateToUTCDate(now);
    return this.http.get(this.url + 'api/housing/districtsWithoutServices/' + date)
      .toPromise()
      .then(res => res.json())
      .catch(this.handleError);
  }

     // APi for MayorService page
  getMayorCallAndClaims() { return this.executeRequest('api/mayorsOffice/callsAndClaims') };
  getMayorDistrictClaims(count) { return this.executeCountRequest('api/mayorsOffice/districtClaims?claimsCount=', count) };
  getMayorDepartamentClaims(count) { return this.executeCountRequest('api/mayorsOffice/departmentClaims?claimsCount=', count) };
  getMayorDistrictRating() { return this.executeRequest('api/mayorsOffice/districtRatings') };
  getMayorGrowQuestions(count) { return this.executeCountRequest('api/mayorsOffice/growQuestions?questionsCount=', count) };
  getMayorFallQuestions(count) { return this.executeCountRequest('api/mayorsOffice/fallQuestions?questionsCount=', count) };
  getMayorTasks(count) { return this.executeCountRequest('api/mayorsOffice/mayourTasks?tasksCount=', count) };
  getMayorClaimsStatistics() { return this.executeRequest('api/mayorsOffice/claimStatistics') };

     // APi for Digging page
  getDiggingMapPoints() { return this.executeRequest('api/digging/mapPoints') };
  getDiggingContinuances() { return this.executeRequest('api/digging/problemContinuances') };
  getDiggingDistrict() { return this.executeRequest('api/digging/problemObjectDistrictіs') };
  getDiggingPerformers() { return this.executeRequest('api/digging/problemObjectPerformers') };
  getDiggingDynamic() { return this.executeRequest('api/digging/dynamic') };

    //API for Heating page
  getHeatingPointStates() { return this.executeRequest('api/heating/pointStates') };
  getHeatingDistrictStatistics() { return this.executeRequest('api/heating/districtStatistics') };
  getHeatingOrganizationStatistics() { return this.executeRequest('api/heating/organizationStatistics') };

    //API for Ambulance page
  getAmbulanceStatistic() { return this.executeRequest('api/ambulance/statistics') };

  //API for Heating page
  getGvpPointStates() { return this.executeRequest('api/heating/pointStates') };
  getGvpDistrictStatistics() { return this.executeRequest('api/heating/districtStatistics') };
  getGvpOrganizationStatistics() { return this.executeRequest('api/heating/organizationStatistics') };
}