import {Container} from "@extollo/di";
import {ResponseFactory} from "./ResponseFactory";
import {Request} from "../lifecycle/Request";
import {ViewEngine} from "../../views/ViewEngine";

export function view(name: string, data?: {[key: string]: any}): ViewResponseFactory {
    return new ViewResponseFactory(name, data)
}

export class ViewResponseFactory extends ResponseFactory {
    constructor(
        public readonly viewName: string,
        public readonly data?: {[key: string]: any}
    ) { super() }

    public async write(request: Request) {
        const viewEngine = <ViewEngine> Container.getContainer().make(ViewEngine)
        request.response.body = await viewEngine.renderByName(this.viewName, this.data || {})
        request.response.setHeader('Content-Type', 'text/html; charset=utf-8')
        return request
    }
}