/**
 * Required External Modules and Interfaces
 */
import express, {Request, Response} from 'express';
import * as SongsAdminService from './songs.admin.service.js';
import {sendServerError} from '../feedback.errors.js';

/**
 * Router Definition
 */
export const songsAdminRouter = express.Router();

/**
 * @swagger
 * /feedback/admin/songs/{songId}:
 *      put:
 *          summary: Edit a song's title/composer
 *          tags: [feedback-admin]
 *          security:
 *              - AdminSessionCookie: []
 *          parameters:
 *              - in: path
 *                name: songId
 *                required: true
 *                schema:
 *                    type: integer
 *          requestBody:
 *              required: true
 *              content:
 *                  application/json:
 *                      schema:
 *                          type: object
 *                          required: [title]
 *                          properties:
 *                              title:
 *                                  type: string
 *                              composer:
 *                                  type: string
 *          responses:
 *              200:
 *                  description: Updated
 *              400:
 *                  description: Missing title
 *              404:
 *                  description: Unknown song
 *              401:
 *                  description: Unauthorized
 *              403:
 *                  description: Signed in without the permission for this app, or account disabled
 *      delete:
 *          summary: Remove a song
 *          description: Past answers keep their song_title_snapshot even after the song is removed.
 *          tags: [feedback-admin]
 *          security:
 *              - AdminSessionCookie: []
 *          parameters:
 *              - in: path
 *                name: songId
 *                required: true
 *                schema:
 *                    type: integer
 *          responses:
 *              204:
 *                  description: Removed
 *              404:
 *                  description: Unknown song
 *              401:
 *                  description: Unauthorized
 *              403:
 *                  description: Signed in without the permission for this app, or account disabled
 */
songsAdminRouter.put('/:songId', async (req: Request, res: Response) => {
	try {
		const {title, composer} = req.body || {};
		if (!title) {
			res.status(400).send({status: 'BAD_REQUEST', message: 'title is required'});
			return;
		}
		const updated = await SongsAdminService.updateSong(Number(req.params.songId), title, composer || null);
		if (!updated) {
			res.status(404).send({status: 'NOT_FOUND'});
			return;
		}
		res.status(200).send({status: 'OK'});
	} catch (e: any) {
		sendServerError(res, e);
	}
});

songsAdminRouter.delete('/:songId', async (req: Request, res: Response) => {
	try {
		const deleted = await SongsAdminService.deleteSong(Number(req.params.songId));
		if (!deleted) {
			res.status(404).send({status: 'NOT_FOUND'});
			return;
		}
		res.status(204).send();
	} catch (e: any) {
		sendServerError(res, e);
	}
});