import MobileApp from "./MobileAppModel.js";
import { ref, uploadBytes, getDownloadURL, deleteObject } from "firebase/storage";
import { storage } from "../../../uploads/firebaseConfig.js";

export const addMobileApp = async (req, res) => {
  try {
    const application = await MobileApp.findOne();
    const folderPath = "MobileApps/";
    let pdapp, rdapp, scapp, tmapp;

    // Helper function to upload and get `url` for an APK
    const uploadApp = async (file, currentPublicId) => {
      // Delete old file if it exists
      if (currentPublicId) {
        const oldFileRef = ref(storage, `${folderPath}${currentPublicId}`);
        await deleteObject(oldFileRef);
      }

      // Create a storage reference
      const storageRef = ref(storage, `${folderPath}${file.name}`);
      // Upload the file
      await uploadBytes(storageRef, file.data);
      // Get the download URL
      const url = await getDownloadURL(storageRef);
      return { public_id: file.name, url }; // Use file.name as public_id
    };

    // Upload APKs conditionally based on their presence in `req.files`
    if (req.files.PDApp) {
      pdapp = await uploadApp(req.files.PDApp, application?.PDApp?.public_id);
    }
    if (req.files.RDApp) {
      rdapp = await uploadApp(req.files.RDApp, application?.RDApp?.public_id);
    }
    if (req.files.SCApp) {
      scapp = await uploadApp(req.files.SCApp, application?.SCApp?.public_id);
    }
    if (req.files.TMApp) {
      tmapp = await uploadApp(req.files.TMApp, application?.TMApp?.public_id);
    }

    // Prepare update object only for fields that have new uploads
    const updateData = {
      ...(pdapp && { PDApp: pdapp }),
      ...(rdapp && { RDApp: rdapp }),
      ...(scapp && { SCApp: scapp }),
      ...(tmapp && { TMApp: tmapp }),
    };

    if (!application) {
      // Create new record if it doesn't exist
      const newApplication = await MobileApp.create(updateData);
      return res.status(200).json({
        status: "success",
        message: "Uploaded Apps Successfully",
        PDAppUrl: newApplication.PDApp?.url,
        RDAppUrl: newApplication.RDApp?.url,
        SCAppUrl: newApplication.SCApp?.url,
        TMAppUrl: newApplication.TMApp?.url,
      });
    } else {
      // Update existing record
      await MobileApp.updateOne({}, { $set: updateData });
      return res.status(200).json({
        status: "success",
        message: "Updated Apps Successfully",
        PDAppUrl: pdapp?.url || application.PDApp.url,
        RDAppUrl: rdapp?.url || application.RDApp.url,
        SCAppUrl: scapp?.url || application.SCApp.url,
        TMAppUrl: tmapp?.url || application.TMApp.url,
      });
    }
  } catch (error) {
    console.error("Error uploading APKs:", error);
    return res.status(500).json({
      status: "error",
      message: "An error occurred while uploading APKs.",
    });
  }
};

export const getMobileApp = async (req, res) => {
  try {
    const application = await MobileApp.findOne();
    if (!application) {
      return res.status(404).json({
        status: "error",
        message: "No Mobile App found",
      });
    }
    return res.status(200).json({
      status: "success",
      PDAppUrl: application.PDApp?.url,
      RDAppUrl: application.RDApp?.url,
      SCAppUrl: application.SCApp?.url,
      TMAppUrl: application.TMApp?.url,
    });
  } catch (error) {
    console.error("Error fetching Mobile App:", error);
    return res.status(500).json({
      status: "error",
      message: "An error occurred while fetching Mobile App.",
    });
  }
};




// import cloudinary from "../../../Utils/cloudinary.js";

// export const addMobileApp = async (req, res) => {
//   try {
//     const application = await MobileApp.findOne();
//     const folderPath = "MobileApps";
//     let pdapp, rdapp, scapp, tmapp;
//     console.log("1", req.files);
//     console.log("3", application);
//     // Helper function to upload and get `url` and `public_id` for an APK
//     const uploadApp = async (file, currentPublicId) => {
//       // Delete old file if it exists
//       if (currentPublicId) {
//         await cloudinary.v2.uploader.destroy(currentPublicId);
//       }
//       // Upload new file
//       const result = await cloudinary.v2.uploader.upload(file.tempFilePath, {
//         folder: folderPath,
//         resource_type: "auto",
//       });
//       return { public_id: result.public_id, url: result.secure_url };
//     };

//     // Upload APKs conditionally based on their presence in `req.files`
//     if (req.files.PDApp) {
//       pdapp = await uploadApp(req.files.PDApp, application?.PDApp?.public_id);
//     }
//     if (req.files.RDApp) {
//       rdapp = await uploadApp(req.files.RDApp, application?.RDApp?.public_id);
//     }
//     if (req.files.SCApp) {
//       scapp = await uploadApp(req.files.SCApp, application?.SCApp?.public_id);
//     }
//     if (req.files.TMApp) {
//       tmapp = await uploadApp(req.files.TMApp, application?.TMApp?.public_id);
//     }

//     // Prepare update object only for fields that have new uploads
//     const updateData = {
//       ...(pdapp && { PDApp: pdapp }),
//       ...(rdapp && { RDApp: rdapp }),
//       ...(scapp && { SCApp: scapp }),
//       ...(tmapp && { TMApp: tmapp }),
//     };

//     if (!application) {
//       // Create new record if it doesn't exist
//       const newApplication = await MobileApp.create(updateData);
//       return res.status(200).json({
//         status: "success",
//         message: "Uploaded Apps Successfully",
//         PDAppUrl: newApplication.PDApp?.url,
//         RDAppUrl: newApplication.RDApp?.url,
//         SCAppUrl: newApplication.SCApp?.url,
//         TMAppUrl: newApplication.TMApp?.url,
//       });
//     } else {
//       // Update existing record
//       await MobileApp.updateOne({}, { $set: updateData });
//       return res.status(200).json({
//         status: "success",
//         message: "Updated Apps Successfully",
//         PDAppUrl: pdapp?.url || application.PDApp.url,
//         RDAppUrl: rdapp?.url || application.RDApp.url,
//         SCAppUrl: scapp?.url || application.SCApp.url,
//         TMAppUrl: tmapp?.url || application.TMApp.url,
//       });
//     }
//   } catch (error) {
//     console.error("Error uploading APKs:", error);
//     return res.status(500).json({
//       status: "error",
//       message: "An error occurred while uploading APKs.",
//     });
//   }
// };