import ErrorHander from "../../Utils/errorhander.js";
import catchAsyncErrors from "../../middlewares/catchAsyncErrors.js";
import User from "./userModel.js";
import sendToken from "../../Utils/jwtToken.js";
import sendEmail from "../../Utils/sendEmail.js";
import crypto from "crypto";
import cloudinary from "cloudinary";
import password from "secure-random-password";
import { Order } from "../Orders/orderModel.js";
import { RegisterEmail } from "../EmailCMS/RegisterEmail/registerEmailModal.js";
import { Config } from "../setting/Configration/Config_model.js";
// 1.Register a User
// export const registerUser = async (req, res) => {
//   try {
//     const { name, email, password, phone, accessTo, role } = req.body;
//     // console.log("this is the password ", password, name, req.body);

//     let findUser = await User.findOne({ email });
//     if (findUser) {
//       return res
//         .status(400)
//         .json({ success: false, message: "User already exists" });
//     }
//     if (req.files) {
//       const files = req.files.avatar;
//       const myCloud = await cloudinary.uploader.upload(
//         files.tempFilePath,
//         {
//           folder: "Cheminova/user-image",
//         },
//         function (error, result) {
//           result, error;
//         }
//       );
//     }

//     const user = await User.create({
//       name,
//       email,
//       password,
//       phone,
//       role,
//       accessTo,
//       // avatar: {
//       //     public_id: myCloud.public_id,
//       //     url: myCloud.secure_url,
//       // },
//     });
//     // const emailData = await RegisterEmail.find();
//     // let emailSubject = emailData[0]?.subject;
//     // let emailDescription = emailData[0]?.description;
//     const config = await Config.find();
//     let appName = config[0]?.appName;

//     //   await sendEmail({
//     //     to: `${email}`, // Change to your recipient

//     //     from: `${process.env.SEND_EMAIL_FROM}`, // Change to your verified sender

//     //     subject: `Welcome to Cheminova - Let the Shopping Begin!`,
//     //     html: ` <h1 style="color: #333; text-align: left; font-family: Arial, sans-serif;">Welcome to ${appName} - Let the Shopping Begin!</h1>
//     //      <strong style="color: #1b03a3; font-size: 16px"> Hey ${name},</strong>

//     //      <p style="color: #555; font-size: 15px;">

//     //         Welcome to Cheminova - Let the Shopping Begin!
//     //      </p>
//     //      <br/>
//     //      <p style="color: #555; font-size: 15px;">You can login into :${role === "Employee" || role === "admin"
//     //         ? `https://admin.smellika.com/`
//     //         : `https://smellika.com`
//     //       } </p>
//     //       <br/>
//     //       <p style="color: #555; font-size: 15px;">Below are your login credentials:</p>
//     // <p style="color: #555; font-size: 15px;">Email: ${email}</p>
//     // <p style="color: #555; font-size: 15px;">Password: ${password}</p>
//     //       <span style="color: #555; font-size: 13px;">Happy shopping,</span><br/>

//     //       <span style="color: #555; font-size: 13px;">Team ${appName}</span>`,
//     //   });
//     sendToken(user, 201, res);
//   } catch (e) {
//     return res.status(400).json({ success: false, message: e.message });
//   }
// };
export const registerUser = async (req, res) => {
  try {
    const { name, email, password, phone, accessTo, role } = req.body;
    // console.log(req.body);
    let findUser = await User.findOne({ email });
    if (findUser) {
      return res
        .status(400)
        .json({ success: false, message: "User already exists" });
    }

    // let avatar = { public_id: "", url: "" };

    // if (req.files) {
    //   const files = req.files.avatar;
    //   const myCloud = await cloudinary.uploader.upload(files.tempFilePath, {
    //     folder: "Cheminova/user-image",
    //   });
    //   avatar = {
    //     public_id: myCloud.public_id,
    //     url: myCloud.secure_url,
    //   };
    // }

    const user = await User.create({
      name,
      email,
      password,
      phone,
      role,
      accessTo,
      // avatar,
    });
    // Send email with the new password
    await sendEmail({
      to: `${email}`, // Change to your recipient
      from: `${process.env.SEND_EMAIL_FROM}`, // Change to your verified sender
      subject: `Cheminova Account Created`,
      html: `Your Principal Distributor Account is created successfully.
  <br/>name is: <strong>${name}</strong><br/>
  <br/>MobileNumber is: <strong>${phone}</strong><br/>
  <br/>password is: <strong>${password}</strong><br/><br/>If you have not requested this email, please ignore it.`,
    });
    sendToken(user, 201, res);
  } catch (e) {
    return res.status(400).json({ success: false, message: e.message });
  }
};
// 2.Login User
export const loginUser = async (req, res, next) => {
  const { email, password } = req.body;
  // checking if user has given password and email both

  try {
    if (!email || !password) {
      return res.status(400).json({ message: "Please Enter Email & Password" });
    }

    const user = await User.findOne({ email }).select("+password");

    if (!user) {
      return res.status(400).json({ message: "Invalid Email or Password" });
    }

    const isPasswordMatched = await user.comparePassword(password);

    if (!isPasswordMatched) {
      return res.status(400).json({ message: "Invalid Email or Password" });
    }

    sendToken(user, 200, res);
  } catch (error) {
    return res
      .status(500)
      .json({ message: "Something went wrong!", error: error?.message || "" });
  }
};

// 3.Logout User
export const logout = catchAsyncErrors(async (req, res, next) => {
  res.cookie("token", null, {
    expires: new Date(Date.now()),
    httpOnly: true,
  });

  res.status(200).json({
    success: true,
    message: "Logged Out",
  });
});

// 4.Forgot Password

export const forgotPassword = async (req, res, next) => {
  const user = await User.findOne({ email: req.body.email });

  if (!user) {
    return res.status(404).json({ message: "User not found" });
  }
  // Get ResetPassword Token
  const resetToken = user.getResetPasswordToken(); //call function

  //save database reset token
  await user.save({ validateBeforeSave: false });

  const passwords = password.randomPassword({
    length: 12,
    characters: [
      { characters: password.upper, exactly: 1 },
      { characters: password.symbols, exactly: 1 },
      password.lower,
      password.digits,
    ],
  });

  user.password = passwords;
  await user.save();
  // const message = `Your password reset token are :- \n\n ${resetPasswordUrl} \n\nyour new password is:${password}\n\nIf you have not requested this email then, please ignore it.`;
  try {
    await sendEmail({
      to: `${user.email}`, // Change to your recipient

      from: `${process.env.SEND_EMAIL_FROM}`, // Change to your verified sender

      subject: `Cheminova Password Recovery`,
      html: `your new password is: <br/> <strong> ${passwords}</strong><br/><br/>If you have not requested this email then, please ignore it.`,
    });

    res.status(200).json({
      success: true,
      message: `Email sent to ${user.email} successfully`,
    });
  } catch (error) {
    user.resetPasswordToken = undefined;
    user.resetPasswordExpire = undefined;

    await user.save({ validateBeforeSave: false });

    return res
      .status(500)
      .json({ message: "Something went wrong!", error: error?.message || "" });
  }
};

// 5.Reset Password
export const resetPassword = catchAsyncErrors(async (req, res, next) => {
  // creating token hash
  const resetPasswordToken = crypto
    .createHash("sha256")
    .update(req.params.token)
    .digest("hex");

  const user = await User.findOne({
    resetPasswordToken,
    resetPasswordExpire: { $gt: Date.now() },
  });

  if (!user) {
    return next(
      new ErrorHander(
        "Reset Password Token is invalid or has been expired",
        400
      )
    );
  }
  //replace previous password
  if (req.body.password !== req.body.confirmPassword) {
    return next(new ErrorHander("Password does not password", 400));
  }

  user.password = req.body.password;
  user.resetPasswordToken = undefined;
  user.resetPasswordExpire = undefined;

  await user.save();

  sendToken(user, 200, res);
});

//6.Get User Detail
export const getUserDetails = catchAsyncErrors(async (req, res, next) => {
  const user = await User.findById(req.user.id);

  res.status(200).json({
    success: true,
    user,
  });
});

// export const getUserDetailsForAdmin = catchAsyncErrors(
//   async (req, res, next) => {
//     const user = await User.findById(req.params._id);

//     res.status(200).json({
//       success: true,
//       user,
//     });
//   }
// );

// export const getAllUsers = catchAsyncErrors(async (req, res, next) => {
//   const users = await User.find().populate("orders"); // Assuming orders are stored in a separate collection and populated in the User model

//   // Process user data to calculate last purchase date and order count
//   const usersWithInfo = users.map((user) => {
//     const lastPurchase =
//       user.orders.length > 0
//         ? user.orders[user.orders.length - 1].createdAt
//         : null;
//     const orderCount = user.orders.length;
//     return { ...user.toJSON(), lastPurchase, orderCount };
//   });

//   res.status(200).json({
//     success: true,
//     users: usersWithInfo,
//   });
// });

// 7.Get single user (admin)
export const getSingleUser = catchAsyncErrors(async (req, res, next) => {
  if (!req.params.id) {
    return next(new ErrorHander(`please send User ID`, 404));
  }
  const user = await User.findById(req.params.id);

  if (!user) {
    return next(
      new ErrorHander(`User does not exist with Id: ${req.params.id}`, 404)
    );
  }

  res.status(200).json({
    success: true,
    user,
  });
});
export const getUserOrderForAdmin = async (req, res) => {
  const id = req.params.id;
  // console.log(id);
  try {
    const order = await Order.find({
      user: id,
      // payment_status: "success",
    }).sort({ createdAt: -1 });

    if (order) {
      return res.status(200).json({
        success: true,
        order,
        message: "self Order fetched",
      });
    }
  } catch (error) {
    res.status(500).json({
      success: false,
      message: error.message ? error.message : "Something went Wrong",
    });
  }
};
// 8.update User password
export const updatePassword = catchAsyncErrors(async (req, res, next) => {
  const user = await User.findById(req.user.id).select("+password");

  const isPasswordMatched = await user.comparePassword(req.body.oldPassword);

  if (!isPasswordMatched) {
    return next(new ErrorHander("Old password is incorrect", 400));
  }

  if (req.body.newPassword !== req.body.confirmPassword) {
    return next(new ErrorHander("password does not match", 400));
  }

  user.password = req.body.newPassword;

  await user.save();

  sendToken(user, 200, res);
});

// 9.update User Profile
export const updateProfile = catchAsyncErrors(async (req, res, next) => {
  const newUserData = {
    name: req.body.name,

    email: req.body.email,
  };

  // if (req.files) {
  //     const userImage = req.files?.avatar;
  //     const user = await User.findById(req.user.id);

  //     if (user?.avatar) {
  //         const imageId = user?.avatar?.public_id;

  //         await cloudinary.uploader.destroy(imageId)
  //     }

  //     const myCloud = await cloudinary.v2.uploader.upload(userImage.tempFilePath,
  //         {
  //             folder: "Cheminova/user-image",

  //         });

  //     newUserData.avatar = {
  //         public_id: myCloud.public_id,
  //         url: myCloud.secure_url,
  //     };
  // }

  const user = await User.findByIdAndUpdate(req.user.id, newUserData, {
    new: true,
    runValidators: true,
    useFindAndModify: false,
  });

  return res.status(200).json({
    success: true,
    user,
  });
});

// 9.Get all users(admin)
export const getAllUser = catchAsyncErrors(async (req, res, next) => {
  // Assuming your User model is imported as 'User'
  const users = await User.find({ role: "principal-Distributor" });

  res.status(200).json({
    success: true,
    users,
  });
});
export const getAllEmployee = catchAsyncErrors(async (req, res, next) => {
  // Assuming your User model is imported as 'User'
  const employee = await User.find({ role: "Employee" });

  res.status(200).json({
    success: true,
    employee,
  });
});
export const deleteEmployeeById = catchAsyncErrors(async (req, res, next) => {
  // console.log("request came here", req.params);
  // Extract the employee ID from the request parameters
  const { id } = req.params;

  try {
    // Find the employee by ID and delete it
    const deletedEmployee = await User.findByIdAndDelete(id);

    if (!deletedEmployee) {
      // If the employee with the provided ID is not found, return an error
      return res.status(404).json({
        success: false,
        message: "Employee not found",
      });
    }

    // If deletion is successful, return success response
    res.status(200).json({
      success: true,
      message: "Employee deleted successfully",
    });
  } catch (error) {
    // Handle any errors that occur during deletion
    return res.status(500).json({
      success: false,
      message: "Error deleting employee",
      error: error.message,
    });
  }
});
// Update employee
// Import necessary modules and set up your User model

export const updateEmployeeById = catchAsyncErrors(async (req, res, next) => {
  // Extract the employee ID from the request parameters
  const { id } = req.params;

  try {
    // Find the employee by ID and update its fields
    const updatedEmployee = await User.findByIdAndUpdate(
      id,
      { $set: req.body }, // Update fields based on the request body
      { new: true } // Return the updated document
    );

    if (!updatedEmployee) {
      // If the employee with the provided ID is not found, return an error
      return res.status(404).json({
        success: false,
        message: "Employee not found",
      });
    }

    // If update is successful, return success response with updated employee data
    res.status(200).json({
      success: true,
      message: "Employee updated successfully",
      employee: updatedEmployee,
    });
  } catch (error) {
    // Handle any errors that occur during update
    return res.status(500).json({
      success: false,
      message: "Error updating employee",
      error: error.message,
    });
  }
});