import { route } from "reroute";
import { serveSpa } from "serve_spa";
import { api } from "./serveApi.ts";
import { fromFileUrl } from "std/path/mod.ts";

// Export the Webhook Route function so it can be used in bot/mod.ts
export async function handleWebhook(req: Request): Promise<Response> {
  if (req.method === "POST" && new URL(req.url).pathname === "/webhook") {
    try {
      const body = await req.json();
      console.log("Received webhook data:", JSON.stringify(body, null, 2));

      // Log before processing update
      console.log("Processing update through handleUpdate...");
      await bot.handleUpdate(body); // Process the update
      // Log after processing update
      console.log("Update processed successfully.");

      return new Response(JSON.stringify({ status: 'ok' }), { headers: { 'Content-Type': 'application/json' } });
    } catch (error) {
      // Detailed error logging
      console.error("Error in handleRequest or handleUpdate:", error);
      return new Response("Error", { status: 500 });
    }
  }
  return new Response("Not Found", { status: 404 });
}

export async function serveUi() {
  const server = Deno.serve({ port: 8443 }, (request) =>
    route(request, {
      "/api/*": (request) => api.fetch(request),
      "/webhook": handleWebhook, // Create the Webhook Route handle
      "/*": (request) =>
        serveSpa(request, {
          fsRoot: fromFileUrl(new URL("../ui/", import.meta.url)),
          indexFallback: true,
          importMapFile: "../deno.json",
          aliasMap: {
            "/utils/*": "../utils/",
          },
          log: (_request, response) => response.status >= 400,
        }),
    }));

  await server.finished;
}