const { deleteImage, getPublicIdFromUrl } = require('../config/cloudinary');

// Upload single image
exports.uploadImage = async (req, res) => {
  try {
    if (!req.file) {
      return res.status(400).json({
        status: 'fail',
        message: 'No file uploaded',
      });
    }

    res.status(200).json({
      status: 'success',
      data: {
        url: req.file.path,
        publicId: req.file.filename,
      },
    });
  } catch (error) {
    console.error('Upload error details:', error);
    res.status(500).json({
      status: 'error',
      message: error.message,
    });
  }
};

// Upload multiple images
exports.uploadMultipleImages = async (req, res) => {
  try {
    if (!req.files || Object.keys(req.files).length === 0) {
      return res.status(400).json({
        status: 'fail',
        message: 'No files uploaded',
      });
    }

    const response = {};

    // Handle imageCover
    if (req.files.imageCover) {
      response.imageCover = {
        url: req.files.imageCover[0].path,
        publicId: req.files.imageCover[0].filename,
      };
    }

    // Handle additional images
    if (req.files.images) {
      response.images = req.files.images.map((file) => ({
        url: file.path,
        publicId: file.filename,
      }));
    }

    res.status(200).json({
      status: 'success',
      data: response,
    });
  } catch (error) {
    res.status(500).json({
      status: 'error',
      message: error.message,
    });
  }
};

// Delete image
exports.deleteImage = async (req, res) => {
  try {
    const { publicId } = req.body;

    if (!publicId) {
      return res.status(400).json({
        status: 'fail',
        message: 'Public ID is required',
      });
    }

    const result = await deleteImage(publicId);

    if (result.result === 'ok') {
      res.status(200).json({
        status: 'success',
        message: 'Image deleted successfully',
      });
    } else {
      res.status(404).json({
        status: 'fail',
        message: 'Image not found',
      });
    }
  } catch (error) {
    res.status(500).json({
      status: 'error',
      message: error.message,
    });
  }
};

// Delete image by URL
exports.deleteImageByUrl = async (req, res) => {
  try {
    const { url } = req.body;

    if (!url) {
      return res.status(400).json({
        status: 'fail',
        message: 'Image URL is required',
      });
    }

    const publicId = getPublicIdFromUrl(url);

    if (!publicId) {
      return res.status(400).json({
        status: 'fail',
        message: 'Invalid Cloudinary URL',
      });
    }

    const result = await deleteImage(publicId);

    if (result.result === 'ok') {
      res.status(200).json({
        status: 'success',
        message: 'Image deleted successfully',
      });
    } else {
      res.status(404).json({
        status: 'fail',
        message: 'Image not found',
      });
    }
  } catch (error) {
    res.status(500).json({
      status: 'error',
      message: error.message,
    });
  }
};

// Delete entire product folder
exports.deleteProductFolder = async (req, res) => {
  try {
    const { productId } = req.params;

    if (!productId) {
      return res.status(400).json({
        status: 'fail',
        message: 'Product ID is required',
      });
    }

    const {
      deleteProductFolder: deleteFolderFn,
    } = require('../config/cloudinary');
    const result = await deleteFolderFn(productId);

    res.status(200).json({
      status: 'success',
      message: 'Product folder deleted successfully',
      data: result,
    });
  } catch (error) {
    res.status(500).json({
      status: 'error',
      message: error.message,
    });
  }
};

// Delete entire hero slide folder
exports.deleteHeroSlideFolder = async (req, res) => {
  try {
    const { slideId } = req.params;

    if (!slideId) {
      return res.status(400).json({
        status: 'fail',
        message: 'Slide ID is required',
      });
    }

    const { cloudinary } = require('../config/cloudinary');
    const folderPath = `samoulla/hero-images/${slideId}`;

    // Delete all resources in the folder (images and videos)
    await cloudinary.api.delete_resources_by_prefix(`${folderPath}/`, {
      resource_type: 'image',
    });
    await cloudinary.api.delete_resources_by_prefix(`${folderPath}/`, {
      resource_type: 'video',
    });

    // Delete the empty folder
    await cloudinary.api.delete_folder(folderPath);

    res.status(200).json({
      status: 'success',
      message: 'Hero slide folder deleted successfully',
    });
  } catch (error) {
    res.status(500).json({
      status: 'error',
      message: error.message,
    });
  }
};