app.ts

import { Application } from "https://deno.land/x/oak/mod.ts";
import * as flags from 'https://deno.land/std/flags/mod.ts';
import {viewEngine, engineFactory, adapterFactory } from "https://deno.land/x/view_engine/mod.ts";
import { green, yellow } from "https://deno.land/std/fmt/colors.ts";

import { router } from "./router/router.ts"
import { client } from "./configs/mysql.ts";
import errorMiddleware from "./middlewares/error.ts";

const {args, exit} = Deno;

const DEFAULT_PORT = 5005;
const argPort = flags.parse(args).port;
const port = argPort ? Number(argPort) : DEFAULT_PORT;

if (isNaN(port)){
    console.log("Bu bağlantı noktası numarası değil!");
    exit(1);
};

const app = new Application();

const ejsEngine = engineFactory.getEjsEngine();
const oakAdapter = adapterFactory.getOakAdapter();

app.use(viewEngine(oakAdapter, ejsEngine, {
    viewRoot: "./views",
    viewExt: ".ejs"
}));

app.use(async (ctx, next) => {
    await next();
    const rt = ctx.response.headers.get("X-Response-Time");
    console.log(`${ctx.request.method} ${ctx.request.url} - ${rt}`);
});

app.use(async (ctx, next)=> {
    const start = Date.now();
    await next();
    const ms = Date.now();
    ctx.response.headers.set("X-Response-Time", `${ms - start}ms`);
});

app.use(errorMiddleware)
app.use(router.routes());
app.use(router.allowedMethods());

app.addEventListener("listen", ({ secure, hostname, port }) => {
    const protocol = secure ? "https://" : "http://";
    const url = `${protocol}${hostname ?? "localhost"}:${port}`;
    console.log(`${green("Uygulama başladı.")} ${yellow(url)} portu dinleniyor!`);
});

await app.listen({ port: port });

await client.close();

// Deno, biz istemediğimiz sürece dosya okuma ve internete erişme izni vermez.
// deno run --allow-env --allow-net --allow-read --allow-write --allow-plugin --unstable app.ts

// Live Reload
// denon run --allow-env --allow-net --allow-read --allow-write --allow-plugin --unstable app.ts