import { Component } from '@angular/core';
import {DatePipe, DecimalPipe, NgForOf} from "@angular/common";
import axios from "axios";
import {firstValueFrom} from "rxjs";
import {DevelopmentStore} from "../../store/DevelopmentStore";
import {AuthStore} from "../../store/authStore";
import {Router} from "@angular/router";
import {FormatFileSizePipePipe} from "../format-file-size-pipe.pipe";

@Component({
  selector: 'app-adminui',
  standalone: true,
  imports: [
    DatePipe,
    DecimalPipe,
    NgForOf,
    FormatFileSizePipePipe
  ],
  templateUrl: './adminui.component.html',
  styleUrl: './adminui.component.scss'
})
export class AdminuiComponent {

  fileUploads: any[] = [];
  expiredFileUploads: any[] = [];
  totalFileSizeOnDisk: number = 0;
  totalFileDownloads = 0;

  constructor(private developmentStore: DevelopmentStore, private authStore: AuthStore, private router: Router) {
    this.verifyToken();
  }

  async verifyToken() {
    if(await firstValueFrom(this.authStore.token$) === "") {
      console.log("No token present, redirecting to login...");
      await this.router.navigate(['/login']);
      return;
    }
    await this.fetchFileUploads();
    await this.fetchExpiredFileUploads();
    await this.calculateStatistics();
  }

  async calculateStatistics() {
    console.log("Calculating statistics...");
    console.log(this.fileUploads)
    for(let fileUpload of this.fileUploads) {
      this.totalFileSizeOnDisk += fileUpload.fileSize;
    }

    for(let fileUpload of this.expiredFileUploads) {
      this.totalFileDownloads += fileUpload.downloadCount;
    }
    for(let fileUpload of this.fileUploads) {
      this.totalFileDownloads += fileUpload.downloadCount;
    }
  }

  async fetchFileUploads() {
    try {
      const response = await axios({
        method: 'get',
        url: this.developmentStore.getBaseUrl() + 'api/v1/secure/upload-history',
        headers: {
          'Content-Type': 'application/json',
          'Authorization': 'Bearer ' + await firstValueFrom(this.authStore.token$)
        }
      });
      this.fileUploads = response.data;
    } catch (error) {
      console.error(error);
    }
  }
  async fetchExpiredFileUploads() {
    try {
      const response = await axios({
        method: 'get',
        url: this.developmentStore.getBaseUrl() + 'api/v1/secure/expired-upload-history',
        headers: {
          'Content-Type': 'application/json',
          'Authorization': 'Bearer ' + await firstValueFrom(this.authStore.token$)
        }
      });
      this.expiredFileUploads = response.data;
    } catch (error) {
      console.error(error);
    }
  }
}