import z from 'zod';

// GET /api/v1/link/short
const shortLinkRequestSchemaQuery = z.object({
	// https://zod.dev/v4?id=stringbool
	length: z.coerce
			 .number('Length must be a number')
			 .min(  3, 'Length is too small (try something longer than 3)')
			 .max(128, 'Length is too long (try something shorter than 128)')
			 .optional(),
	alphanum: z.stringbool('Alphanum must be a boolean')
			   .optional(),
	case: z.enum(['lower', 'upper'])
		   .optional(),
	withSubdomain: z.stringbool('WithSubdomain must be a boolean')
					.optional()
});

export const shortLinkRequestSchema = z.object({
	query: shortLinkRequestSchemaQuery
});
export type ShortLinkRequestDTO = z.TypeOf<typeof shortLinkRequestSchema>;

// GET /api/v1/link/fromWordlist
const sentenceLinkRequestSchemaQuery = z.object({
	// https://zod.dev/v4?id=stringbool
	withSubdomain: z.stringbool('WithSubdomain must be a boolean')
					.optional()
});

export const sentenceLinkRequestSchema = z.object({
	query: sentenceLinkRequestSchemaQuery
});
export type SentenceLinkRequestDTO = z.TypeOf<typeof sentenceLinkRequestSchema>;

// response for both /api/v1/link/short and /api/v1/link/fromWordlist

/**
 * @swagger
 * components:
 *   schemas:
 *     LinkResponseDTO:
 *       type: object
 *       required:
 *         - status
 *         - uri
 *         - subdomain
 *       properties:
 *         status:
 *           type: string
 *           default: ok on success, otherwise ErrorDTO with error
 *         uri:
 *           type: string
 *           default: generated uri
 *         subdomain:
 *           type: string
 *           default: subdomain or null
 */
export type LinkResponseDTO = {
	status: 'ok';
	uri: string;
	subdomain?: string | null; // null when server does not support generating subdomains
};