import { Response } from '@angular/http';
import { Observable } from 'rxjs';
import { AuthHttp } from 'angular2-jwt';

import { Invite } from './invite.model';
import { InviteSerializer } from './invite.serializer';
import { InviteConverter } from './invite.converter';
import { InviteCollection } from './invite.collection';
import { InviteCollectionConverter } from './invite.collection.converter';
import { UrlParamBuilderService } from '../service/url-param-builder.service';
import { IErrorHandler } from '../error/error-handler.interface';
import { ApiPathComponent } from '../api-path-component';

export class InviteService {

  public constructor(
    private authHttp: AuthHttp,
    private inviteConverter: InviteConverter,
    private collectionConverter: InviteCollectionConverter,
    private serializer: InviteSerializer,
    private baseUrl: string,
    private urlParamBuilderService: UrlParamBuilderService,
    private errorHandler: IErrorHandler
  ) {}

  public getMany(organizationId: string, filters?: {[key: string]: any}, sort?: string[], page?: number,
                 limit?: number): Observable<InviteCollection> {
    const url: string = this.baseUrl
      + '/' + ApiPathComponent.organizations
      + '/' + organizationId
      + '/' + ApiPathComponent.invites
      + '?' + this.urlParamBuilderService.build(filters, sort, page, limit)
    ;
    return this.authHttp.get(url)
      .catch((error?: any) => this.errorHandler.handle(error))
      .map((res: Response) => this.collectionConverter.toCollection(res.json()));
  }

  public getOne(organizationId: string, userId: string): Observable<Invite> {
    const url: string = this.baseUrl
      + '/' + ApiPathComponent.organizations
      + '/' + organizationId
      + '/' + ApiPathComponent.invites
      + '/' + userId;
    return this.authHttp.get(url)
      .catch((error?: any) => this.errorHandler.handle(error))
      .map((res: Response) => this.inviteConverter.toOne(res.json()));
  }

  public create(invite: Invite): Observable<Invite> {
    const url: string = this.baseUrl
      + '/' + ApiPathComponent.organizations
      + '/' + invite.organization.id
      + '/' + ApiPathComponent.invites;
    return this.authHttp.post(url, this.serializer.serialize(invite))
      .catch((error?: any) => this.errorHandler.handle(error))
      .map((res: Response) => this.inviteConverter.toOne(res.json()));
  }

  public update(invite: Invite): Observable<Invite> {
    const url: string = this.baseUrl
      + '/' + ApiPathComponent.organizations
      + '/' + invite.organization.id
      + '/' + ApiPathComponent.invites
      + '/' + invite.inviteCode;
    return this.authHttp.put(url, this.serializer.serialize(invite))
      .catch((error?: any) => this.errorHandler.handle(error))
      .map((res: Response) => this.inviteConverter.toOne(res.json()));
  }

  public delete(organizationId: string, userId: string): Observable<void> {
    const url: string = this.baseUrl
      + '/' + ApiPathComponent.organizations
      + '/' + organizationId
      + '/' + ApiPathComponent.invites
      + '/' + userId;
    return this.authHttp.delete(url)
      .catch((error?: any) => this.errorHandler.handle(error))
      .map(() => undefined);
  }

  public accept(inviteCode: string): Observable<void> {
    const url: string = this.baseUrl + '/' + ApiPathComponent.invites + '/' + inviteCode;
    return this.authHttp.put(url, {})
      .catch((error?: any) => this.errorHandler.handle(error))
      .map((res: Response) => undefined);
  }
}