schema.js

const Joi = require("joi");

module.exports.listingSchema = Joi.object({
  listing: Joi.object({
    title: Joi.string().required(),
    description: Joi.string().required(),
    location: Joi.string().required(),
    country: Joi.string().required(),
    price: Joi.number().required().min(0),
    image: Joi.object({
      filename: Joi.string(), // filename is optional
      url: Joi.string()
        .uri() // Ensures it's a valid URL
        .allow("") // Allows an empty string, but will fall back to the default URL
        .default("https://images.unsplash.com/photo-1520250497591-112f2f40a3f4?q=80&w=2070&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D"), // Default URL if not provided or if empty
    }).optional(), // image is optional
  }).required(),
});

module.exports.reviewSchema = Joi.object({
  review: Joi.object({
    rating: Joi.number().required().min(1).max(5),
    comment: Joi.string().required(),
  }).required(),
});