import { RequestHandler, RequestType } from "../../RequestHandler";
import { FastifyRequest, FastifyReply } from 'fastify';
import { UserIsLoggedIn } from "../../requirements/user/UserIsLoggedIn";
import { UserCanUseApp } from "./UserCanUseApp";
import { FilesSync } from "../../../files/FilesSync";
import { Files } from "../../../files/Files";


export class AppsSaveHandler extends RequestHandler
{
  static url = "/apps/save";
  constructor()
  { 
    super( RequestType.POST, AppsSaveHandler.url, [ new UserIsLoggedIn(), new UserCanUseApp() ] ); 
  }

  async _handle( request:FastifyRequest, reply:FastifyReply )
  { 
    let requestBody = request.body;
    let appData = requestBody as { appData: any, appID:string };
    
    let user = await this.getUser();
    let filePath = Files.joinPaths( [ this._ums._settings.appsPath, appData.appID, user.id + ".json" ] );

    await Files.ensureParentDirectoryExists( filePath );
    await Files.saveJSON( filePath, appData.appData, true );

    let app = this._ums.apps.find( a => a.id === appData.appID );
    this._ums.onFileChanged.dispatch( filePath );
    app.onFileChange.dispatch( filePath );
    
    return this.sendInfo( "Data saved" );
  }
}