import { CommandLoader } from './commandLoader'
import { CommandTemplate } from '../models/commandTemplate'

//import { ConfigFileCommandTemplateLoader } from './impl/configFileCommandTemplateLoader'
import { LocalCommandTemplateLoader } from './impl/localCommandTemplateLoader'

export class CommandLoaderController implements CommandLoader{

    private _loaders: Array<CommandLoader>;

    constructor(defaultCommands: any, basePath: any){
        //this._loaders.push(new ConfigFileCommandTemplateLoader(defaultCommands));
        this._loaders.push(new LocalCommandTemplateLoader(basePath));
    }

    async loadCommandTemplateBy(filename: string): Promise<CommandTemplate> {
        let template: Promise<CommandTemplate>;
        this._loaders.forEach(loader => {
            if(!template){
                template =  loader.loadCommandTemplateBy(filename);
            }
        });
        return template;
    }
}