import { HttpClient } from '@angular/common/http';
import { Injectable, Inject } from '@angular/core';
import { Schema } from "./jsonschemas.service";
import {catchError} from "rxjs/operators";
import {from} from "rxjs";


@Injectable()
export class ApiService {
  constructor(protected http: HttpClient) {}

  protected api_root: string = '/api/v1'

  public getSchema() {
    return this.http.get<Schema>(`${this.api_root}/openapi.json`);
  }
}


@Injectable()
export class CrudService extends ApiService {

  public loading: boolean = false;

  public getList(resource: string, page: number, size: number, sortColumn: string, sortDirection: string) {
    return this.http.get<{ items: [{}] }>(
      `${this.api_root}/${resource.toLowerCase()}/?size=${size}&page=${page + 1}&sort_by=${sortDirection}(${sortColumn})`
    );
  }

  public get(resource: string, id: string) {
    return this.http.get<{}>(
      `${this.api_root}/${resource.toLowerCase()}/${id}`
    );
  }

  public update(resource: string, model: any) {
    return this.http.put<{ menu: [{}] }>(
      `${this.api_root}/${resource.toLowerCase()}/${model._id}`,
      model
    );
  }

  public create(resource: string, model: any) {
    return this.http.post<{ menu: [{}] }>(
      `${this.api_root}/${resource.toLowerCase()}/`,
      model
    );
  }

  public delete(resource: string, model: any) {
    return this.http.delete<{ menu: [{}] }>(
      `${this.api_root}/${resource.toLowerCase()}/${model._id}`
    );
  }
}