const Gallery = require("../models/gallery");
const mongoose = require("mongoose");

//get all
const getGalleries = async (req, res) => {
  const galleries = await Gallery.find({}).sort({ createdAt: -1 });
  res.status(200).json(galleries);
};

//get single
const getSingleGallery = async (req, res) => {
  const { id } = req.params;
  if (!mongoose.Types.ObjectId.isValid(id))
    res.status(404).json({ error: "Invalid id" });
  const gallery = await Gallery.findById(id);
  res.status(200).json(gallery);
  if (!gallery) return res.status(400).json({ error: "No gallery found" });
};

//post
const createGallery = async (req, res) => {
  const {
    galleryName,
    createdByID,
    artworkIDs
  } = req.body;

  try {
    const gallery = await Gallery.create({
      galleryName,
      createdByID,
      artworkIDs
    });
    res.status(200).json(gallery);
  } catch (err) {
    res.status(400).json({ error: "Please fill all of the fields!!!" });
  }
};

//delete
const deleteSingleGallery = async (req, res) => {
  const { id } = req.params;

  if (!mongoose.Types.ObjectId.isValid(id))
    res.status(404).json({ error: "Invalid id" });

  const gallery = await Gallery.findByIdAndDelete(id);
  res.status(200).json(gallery);
  if (!gallery) return res.status(400).json({ error: "No gallery found" });
};

//update
const updateGallery = async (req, res) => {
  const { id } = req.params;

  if (!mongoose.Types.ObjectId.isValid(id))
    res.status(404).json({ error: "Invalid id" });

  const gallery = await Gallery.findByIdAndUpdate(
    { _id: id },
    {
      ...req.body,
    }
  );
  res.status(200).json(gallery);
  if (!gallery) return res.status(400).json({ error: "No gallery" });
};

module.exports = {
  getGalleries,
  getSingleGallery,
  createGallery,
  deleteSingleGallery,
  updateGallery,
};