Template para geração de classes Controllers para aplicativos em linguagem D que utilizam o framework vibe.d (W.I.P)

controller.dt

module controllers.#{model_name.asLowerCase()};

import std.stdio;
// Vibed
import vibe.d;
import vibe.db.mongo.mongo;

import std.algorithm: map;

import database;
import models.#{model_name.asLowerCase()};

import translation;

class #{model_name}Controller {
    private MongoClient client;
	MongoCollection coll;

	this() {
		client = connectMongoDB("127.0.0.1");
		coll = client.getCollection("storeapp.#{model_name.asLowerCase()}s");
	}
    
	// GET /#{model_name.asLowerCase()}s
	@method(HTTPMethod.GET)
	@path("/#{model_name.asLowerCase()}s")
	void index()
	{
		/*
		bool authenticated = ms_authenticated;
		render!("#{model_name.asLowerCase()}/index.dt", authenticated);
		*/
		auto #{model_name.asLowerCase()}s = coll.find().map!(bson => deserializeBson!#{model_name}(bson));
        //TODO: o nome do arquivo precisa ser convertido de CamelCase para nome1_nome2
		render!("#{model_name.asLowerCase()}s_index.dt", #{model_name.asLowerCase()}s);
	}
	

	// GET /#{model_name.asLowerCase()}s/:_id
    @method(HTTPMethod.GET)
	@path("/#{model_name.asLowerCase()}s/:_id")
    void show(HTTPServerRequest req, HTTPServerResponse res)
    {
		struct Q { BsonObjectID _id = BsonObjectID.fromString(req.params["_id"]); }
        auto docNullable = coll.findOne!#{model_name}(Q());
		if (! docNullable.isNull) {
			// Acessar os campos da estrutura #{model_name}
			auto #{model_name.asLowerCase()} = #{model_name.asLowerCase()}Nullable.get;
            //TODO: o nome do arquivo precisa ser convertido de CamelCase para nome1_nome2
			render!("#{model_name.asLowerCase()}s_show.dt", #{model_name.asLowerCase()});
		} else {

		}
    }
	
	// GET /#{model_name.asLowerCase()}s/new
	@method(HTTPMethod.GET)
	@path("/#{model_name.asLowerCase()}s/new")
	void new_form()
	{
		/*
		bool authenticated = ms_authenticated;
		render!("#{model_name.asLowerCase()}/index.dt", authenticated);
		*/
		auto #{model_name.asLowerCase()} = Brand();
        //TODO: o nome do arquivo precisa ser convertido de CamelCase para nome1_nome2
		render!("#{model_name.asLowerCase()}s_new.dt", brand);
	}

	// POST /#{model_name.asLowerCase()}s
    @method(HTTPMethod.POST)
	@path("/#{model_name.asLowerCase()}s")
	void create(HTTPServerRequest req, HTTPServerResponse res)
	{
		#{model_name} #{model_name.asLowerCase()};
		#{model_name.asLowerCase()}._id = BsonObjectID.generate; // Gera um ID aleatório para o usuário
        - foreach(attribute; attributes)
		    #{model_name.asLowerCase()}.#{attribute} = req.form["#{attribute}"];
		coll.insertOne(#{model_name.asLowerCase()});
        res.redirect("/#{model_name.asLowerCase()}s");
	}
    
	// GET /#{model_name.asLowerCase()}s/:_id/edit
	@method(HTTPMethod.GET)
	@path("/#{model_name.asLowerCase()}s/:_id/edit")
	void edit_form(HTTPServerRequest req, HTTPServerResponse res)
	{
		/*
		bool authenticated = ms_authenticated;
		render!("#{model_name.asLowerCase()}/index.dt", authenticated);
		*/
		struct Q { BsonObjectID _id = BsonObjectID.fromString(req.params["_id"]); }
        auto docNullable = coll.findOne!#{model_name}(Q());
		if (! docNullable.isNull) {
			// Acessar os campos da estrutura Brand
			#{model_name} #{model_name.asLowerCase()} = docNullable.get;
            //TODO: o nome do arquivo precisa ser convertido de CamelCase para nome1_nome2
			render!("#{model_name.asLowerCase()}s_edit.dt", brand);
		}
	}

    // POST /brands/:_id
	@method(HTTPMethod.POST)
	@path("/brands/:_id")
	void change(HTTPServerRequest req, HTTPServerResponse res)
	{
		auto _id = BsonObjectID.fromString(req.params["_id"]);
        // filter
		BsonObjectID[string] filter;
		filter["_id"] = _id;
        // update
		Bson[string][string] update;
        - foreach(attribute; attributes)
		    update["$set"]["#{attribute}"] = req.form["#{attribute}"];
		coll.updateOne(filter, update);
        res.redirect("/#{model_name.asLowerCase()}s");
	}
    
}