import {StoreComponent} from "../StoreComponent";
import {FileUtils} from "../FileUtils";
import * as fs from "fs";
import * as path from "node:path";
import {ModelComponentType} from "../../../src/app/project/game-model/ModelComponentType";

export class GamesystemLoader {

  gamesystemDir: string


  constructor(gamesystemDir: string) {
    this.gamesystemDir = gamesystemDir;
  }

  loadGamesystems() {
    return this.loadGamesystemsRecursivly(this.gamesystemDir)
  }

  private loadGamesystemsRecursivly(currentGamesystemDir: string) {
    let loadedGamesystems: StoreComponent[] = []
    const gamesystemFiles = FileUtils.listFilesInDirectory(currentGamesystemDir);
    gamesystemFiles.forEach(gamesystemFile => {
      if(fs.lstatSync(gamesystemFile).isDirectory()) {
        const childGamesystems = this.loadGamesystemsRecursivly(gamesystemFile);
        loadedGamesystems = loadedGamesystems.concat(childGamesystems);
      } else if(path.basename(gamesystemFile).endsWith(".json")) {
        const loadedGamesystem = this.loadGamesystem(gamesystemFile);
        if(loadedGamesystem != undefined) {
          loadedGamesystems.push(loadedGamesystem);
        }
      }
    })

    return loadedGamesystems;
  }

  private loadGamesystem(gamesystemFile: string) {
    if(gamesystemFile.endsWith(".json")) {
      const gamesystemData = fs.readFileSync(gamesystemFile, 'utf-8');
      return new StoreComponent(gamesystemData, gamesystemFile, ModelComponentType.GAMESYTEM);
    }
  }
}