import type { Router } from "express";
import express from "express";
import { AppError } from "../errors";
import { createChildLogger } from "../logger";
import type { VoiceController } from "../voiceController";

const logger = createChildLogger("voice-routes");

export function createVoiceRoutes(voiceController: VoiceController): Router {
  const router = express.Router();

  // GET /api/status - Get voice connection status
  router.get("/status", (_req, res, next) => {
    try {
      const status = voiceController.getStatus();
      res.json(status);
    } catch (error) {
      next(error);
    }
  });

  // GET /api/guilds - List available guilds
  router.get("/guilds", (_req, res, next) => {
    try {
      const guilds = voiceController.listGuilds();
      res.json(guilds);
    } catch (error) {
      next(error);
    }
  });

  // GET /api/guilds/:guildId/voice-channels - List voice channels in a guild
  router.get("/guilds/:guildId/voice-channels", async (req, res, next) => {
    try {
      const { guildId } = req.params;

      if (!guildId) {
        throw new AppError("Guild ID is required", "MISSING_GUILD_ID", 400);
      }

      const channels = await voiceController.listVoiceChannels(guildId);
      res.json(channels);
    } catch (error) {
      next(error);
    }
  });

  // GET /api/guilds/:guildId/channels - List text channels in a guild
  router.get("/guilds/:guildId/channels", async (req, res, next) => {
    try {
      const { guildId } = req.params;

      if (!guildId) {
        throw new AppError("Guild ID is required", "MISSING_GUILD_ID", 400);
      }

      const channels = await voiceController.listWatchableChannels(guildId);
      res.json(channels);
    } catch (error) {
      next(error);
    }
  });

  // GET /api/guilds/:guildId/threads - List threads in a guild
  router.get("/guilds/:guildId/threads", async (req, res, next) => {
    try {
      const { guildId } = req.params;

      if (!guildId) {
        throw new AppError("Guild ID is required", "MISSING_GUILD_ID", 400);
      }

      const threads = await voiceController.listThreads(guildId);
      res.json(threads);
    } catch (error) {
      next(error);
    }
  });

  // POST /api/connect - Connect to a voice channel
  router.post("/connect", async (req, res, next) => {
    try {
      const { guildId, channelId } = req.body as {
        guildId?: string;
        channelId?: string;
      };

      if (!guildId || !channelId) {
        throw new AppError(
          "guildId and channelId are required",
          "MISSING_CONNECT_FIELDS",
          400,
        );
      }

      logger.info({ guildId, channelId }, "Connecting to voice channel");

      const status = await voiceController.connect(guildId, channelId);
      res.json(status);
    } catch (error) {
      next(error);
    }
  });

  // POST /api/disconnect - Disconnect from voice channel
  router.post("/disconnect", async (_req, res, next) => {
    try {
      logger.info("Disconnecting from voice channel");

      const status = await voiceController.disconnect();
      res.json(status);
    } catch (error) {
      next(error);
    }
  });

  return router;
}