import { Router } from 'express';
import validateSchema from '../tools/validateSchema';
import * as lc from '../controllers/linkController';
import * as ls from '../schemas/linkSchema';
import requireUser from '../middleware/requireUser';

const linkRouter = Router();

/**
 * @openapi
 *
 * /api/v1/link/short:
 *   get:
 *     description: Generates a new short link
 *     tags: [Link]
 *     summary: Get a new short link
 *     parameters:
 *       - name: length
 *         in: query
 *         description: generated URL's length
 *         required: false
 *         schema:
 *           type: integer
 *           format: int32
 *           default: 9
 *           minimum: 2
 *           maximum: 127
 *       - name: alphanum
 *         in: query
 *         description: whether to use numbers in generated URL
 *         required: false
 *         schema:
 *           type: boolean
 *           default: true
 *       - name: case
 *         in: query
 *         description: whether to use uppercase ("upper"), lowercase ("lower") or mixed case (default)
 *         schema:
 *           type: string
 *       - name: withSubdomain
 *         in: query
 *         description: whether to generate a subdomain too (will be generated only if supported by server)
 *         required: false
 *         schema:
 *           type: boolean
 *           default: false
 *     produces:
 *       - application/json
 *     responses:
 *       200:
 *         description: Link generated successfully
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/LinkResponseDTO'
 *       400:
 *         description: Bad request
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/ErrorDTO'
 */
linkRouter.get('/api/v1/link/short', validateSchema(ls.shortLinkRequestSchema), lc.generateShortLinkHandler);


/**
 * @openapi
 *
 * /api/v1/link/fromWordlist:
 *   get:
 *     description: Generates a new pseudosentence link from wordlist.
 *     tags: [Link]
 *     summary: Get a new "sentence" link
 *     parameters:
 *       - name: withSubdomain
 *         in: query
 *         description: whether to generate a subdomain too (will be generated only if supported by server)
 *         required: false
 *         schema:
 *           type: boolean
 *           default: false
 *     produces:
 *       - application/json
 *     responses:
 *       200:
 *         description: Link generated successfully
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/LinkResponseDTO'
 *       400:
 *         description: Bad request
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/ErrorDTO'
 */
linkRouter.get('/api/v1/link/fromWordlist', validateSchema(ls.sentenceLinkRequestSchema), lc.generateSentenceLinkHandler);

/**
 * @openapi
 *
 * /api/v1/link/new:
 *   post:
 *     description:
 *       Register a new shortened URL. <br/>
 *       See linkSchema.ts for constraints. <br/>
 *       <b>Note:</b> This endpoint's functionality differs depending on the user info,
 *       which means guests will be treated differently from authenticated users.
 *     tags: [Link]
 *     summary: "[AUTHED?] Shorten a link"
 *     requestBody:
 *       required: true
 *       content:
 *         application/json:
 *           schema:
 *             $ref: '#/components/schemas/CreateLinkRequestDTO'
 *     produces:
 *       - application/json
 *     responses:
 *       200:
 *         description: New link created successfully
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/CreateLinkResponseDTO'
 *       400:
 *         description: Bad request
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/ErrorDTO'
 */
linkRouter.post('/api/v1/link/new',
	validateSchema(ls.createLinkRequestSchema),
	lc.createLinkHandler
);


export default linkRouter;