/// <reference lib="deno.ns" />

import { Application, Router } from "https://deno.land/x/oak/mod.ts";
import { oakCors } from "https://deno.land/x/cors/mod.ts";
import { CookieStore, Session } from "https://deno.land/x/oak_sessions/mod.ts";
import data from "./data.json" with { type: "json" };
import routeStaticFilesFrom from "./util/routeStaticFilesFrom.ts";

import SteamAuth from "https://deno.land/x/deno_steam_openid@0.0.1/mod.ts";
import "https://deno.land/x/dotenv/load.ts";

type AppState = {
  session: Session;
};

const router = new Router<AppState>();

const hostname = "forums.warabi.co";
const authPath = "/auth";
const port = 8000;

export interface SteamUser {
  steamid: string;
  personaname: string;
  profileurl: string;
  avatar: string;
  avatarmedium: string;
  avatarfull: string;
  personastate: number;
  communityvisibilitystate: number;
  profilestate: number;
  lastlogoff: number;
  commentpermission: number;
  realname: string;
  primaryclanid: string;
  timecreated: number;
  personastateflags: number;
  loccountrycode: string;
  locstatecode: string;
  loccityid: number;
}

export const Steam = new SteamAuth({
  realm: `https://${hostname}`,
  returnUrl: `https://${hostname}${authPath}/return`,
  apiKey: Deno.env.get("STEAM_API_KEY"),
});

router.get(`${authPath}/login`, async (ctx) => {
  try {
    const redirectUrl = await Steam.getRedirectUrl() as string;
    ctx.response.body = { url: redirectUrl };
    console.log("Redirecting to:", redirectUrl);
  } catch (e) {
    ctx.response.body = `Error: ${e}`;
  }
});

router.get(`${authPath}/return`, async (ctx) => {
  try {
    console.log("Authenticating user...");
    const user = await Steam.authenticate(ctx) as SteamUser;
    console.log(user);
    ctx.state.session.set("steamid", user.steamid);
    ctx.state.session.set("user", user);
    console.log("Authenticated user:", user);
    ctx.response.redirect("/");
  } catch (e) {
    ctx.response.body = `Error: ${e}`;
  }
});

router.get("/api/session", async (ctx) => {
  if (ctx.state.session.has("user")) {
    const user = await ctx.state.session.get("user") as SteamUser;
    ctx.response.body = { user };
  } else {
    ctx.response.status = 401;
    ctx.response.body = { error: "Not authenticated" };
  }
});

router.get("/api/dinosaurs", (context) => {
  context.response.body = data;
});

router.get("/api/dinosaurs/:dinosaur", (context) => {
  if (!context?.params?.dinosaur) {
    context.response.body = "No dinosaur name provided.";
  }

  const dinosaur = data.find((item) =>
    item.name.toLowerCase() === context.params.dinosaur.toLowerCase()
  );

  context.response.body = dinosaur ? dinosaur : "No dinosaur found.";
});

const store = new CookieStore(Deno.env.get("SESSION_COOKIE_KEY") as string, {
  sessionDataCookieName: "warbforums_sessionData"
});

const app = new Application<AppState>();
app.use(oakCors());
app.use(Session.initMiddleware(store) as any);
app.use(router.routes());
app.use(router.allowedMethods());
app.use(routeStaticFilesFrom([
  `${Deno.cwd()}/dist`,
  `${Deno.cwd()}/public`,
]));

app.addEventListener("error", (evt) => {
  console.log(evt.error);
});

await app.listen({ port: 8000 });