import { Hono } from "hono";
import { logger } from "hono/logger";
import { cors } from "hono/cors";
import { compress } from "hono/compress";
import { Layout } from "./views/layout";
import { requestContext } from "./middleware/request-context";
import { rateLimit } from "./middleware/rate-limit";
import gitRoutes from "./routes/git";
import apiRoutes from "./routes/api";
import authRoutes from "./routes/auth";
import settingsRoutes from "./routes/settings";
import issueRoutes from "./routes/issues";
import repoSettings from "./routes/repo-settings";
import compareRoutes from "./routes/compare";
import pullRoutes from "./routes/pulls";
import editorRoutes from "./routes/editor";
import forkRoutes from "./routes/fork";
import webhookRoutes from "./routes/webhooks";
import exploreRoutes from "./routes/explore";
import tokenRoutes from "./routes/tokens";
import contributorRoutes from "./routes/contributors";
import notificationRoutes from "./routes/notifications";
import dashboardRoutes from "./routes/dashboard";
import askRoutes from "./routes/ask";
import releaseRoutes from "./routes/releases";
import gateRoutes from "./routes/gates";
import insightsRoutes from "./routes/insights";
import searchRoutes from "./routes/search";
import healthRoutes from "./routes/health";
import webRoutes from "./routes/web";

const app = new Hono();

// Request context (request ID, start time) runs before everything else
app.use("*", requestContext);
// Middleware — compression first (wraps all responses)
app.use("*", compress());
// Logger only on non-git routes to avoid overhead on clone/push
app.use("*", async (c, next) => {
  if (c.req.path.includes(".git/")) return next();
  return logger()(c, next);
});
app.use("/api/*", cors());
// Rate-limit API + auth endpoints (generous default)
app.use("/api/*", rateLimit({ windowMs: 60_000, max: 120 }));
app.use("/login", rateLimit({ windowMs: 60_000, max: 20 }));
app.use("/register", rateLimit({ windowMs: 60_000, max: 10 }));

// Git Smart HTTP protocol routes (must be before web routes)
app.route("/", gitRoutes);

// Health + metrics
app.route("/", healthRoutes);

// REST API
app.route("/", apiRoutes);

// Auth routes (register, login, logout)
app.route("/", authRoutes);

// Settings routes (profile, SSH keys)
app.route("/", settingsRoutes);

// API tokens
app.route("/", tokenRoutes);

// Notifications inbox
app.route("/", notificationRoutes);

// Dashboard (/dashboard)
app.route("/", dashboardRoutes);

// AI assistant — /ask + /:owner/:repo/ask
app.route("/", askRoutes);

// Global search
app.route("/", searchRoutes);

// Repo settings (description, visibility, delete)
app.route("/", repoSettings);

// Webhooks management
app.route("/", webhookRoutes);

// Compare view (branch diffs)
app.route("/", compareRoutes);

// Issue tracker
app.route("/", issueRoutes);

// Pull requests
app.route("/", pullRoutes);

// Fork
app.route("/", forkRoutes);

// Web file editor
app.route("/", editorRoutes);

// Contributors
app.route("/", contributorRoutes);

// Releases
app.route("/", releaseRoutes);

// Gates (history + settings + branch protection)
app.route("/", gateRoutes);

// Insights + milestones
app.route("/", insightsRoutes);

// Explore page
app.route("/", exploreRoutes);

// Web UI (catch-all, must be last)
app.route("/", webRoutes);

// Global 404
app.notFound((c) => {
  return c.html(
    <Layout title="Not Found">
      <div class="empty-state">
        <h2>404</h2>
        <p>Page not found.</p>
        <a href="/" style="margin-top: 12px; display: inline-block">
          Go home
        </a>
      </div>
    </Layout>,
    404
  );
});

// Global error handler
app.onError((err, c) => {
  console.error("[error]", err);
  return c.html(
    <Layout title="Error">
      <div class="empty-state">
        <h2>Something went wrong</h2>
        <p>An unexpected error occurred.</p>
        {process.env.NODE_ENV !== "production" && (
          <pre style="margin-top: 16px; text-align: left; font-size: 12px; color: var(--red)">
            {err.message}
          </pre>
        )}
      </div>
    </Layout>,
    500
  );
});

export default app;