import ResponseFactory from './ResponseFactory.ts'
import ViewEngine from '../../unit/ViewEngine.ts'
import {Request} from '../Request.ts'

/**
 * Response factory that renders the given view as HTML.
 * @extends ResponseFactory
 */
export default class ViewResponseFactory extends ResponseFactory {
    constructor(
        /**
         * The view name.
         * @type string
         */
        public readonly view: string,
        /**
         * Optionally, the view context.
         */
        public readonly context?: any,
        /**
         * Optionally, the layout name.
         * @type string
         */
        public readonly layout?: string,
    ) {
        super()
    }

    public async write(request: Request) {
        const views: ViewEngine = this.make(ViewEngine)
        request.response.body = await views.render(this.view, this.context, this.layout)
        return request
    }
}