import dotenv from "dotenv";
dotenv.config();
import mongoose from "mongoose";
import validator from "validator";
import bcrypt from "bcryptjs";
import jwt from "jsonwebtoken";
import crypto from "crypto";

const userSchema = new mongoose.Schema(
  {
    name: {
      type: String,
      required: [true, "Please Enter Your Name"],
      maxLength: [30, "Name cannot exceed 30 characters"],
      minLength: [4, "Name should have more than 4 characters"],
    },
    email: {
      type: String,
      required: [true, "Please Enter Your Email"],
      unique: true,
      validate: [validator.isEmail, "Please Enter a valid Email"],
    },
    phone: { // Change to 'mobileno' to match frontend field
      type: String,
      required: [true, "Please Enter Your phone no."],
      validate: {
        validator: function (v) {
          return /^\d{10}$/.test(v);
        },
        message: "Please enter a valid 10-digit phone number",
      },
    },
    password: {
      type: String,
      required: [true, "Please Enter Your Password"],
      minLength: [6, "Password should be greater than 6 characters"],
      select: false,
    },
    avatar: {
      public_id: {
        type: String,
        default: "",
      },
      url: {
        type: String,
        default: "",
      },
    },
    role: {
      type: String,
      default: "principal-Distributor",
    },
    accessTo: {},
    resetPasswordToken: String,
    resetPasswordExpire: Date,
  },
  { timestamps: true }
);

userSchema.pre("save", async function (next) {
  if (!this.isModified("password")) {
    next();
  }
  this.password = await bcrypt.hash(this.password, 10);
});

// JWT TOKEN
userSchema.methods.getJWTToken = function () {
  return jwt.sign({ id: this._id }, process.env.JWT_SECRET, {
    expiresIn: process.env.JWT_EXPIRES_TIME,
  });
};

// Compare Password
userSchema.methods.comparePassword = async function (password) {
  return await bcrypt.compare(password, this.password);
};

// Generating Reset Token
userSchema.methods.getResetPasswordToken = function () {
  const resetToken = crypto.randomBytes(20).toString("hex");
  this.resetPasswordToken = crypto.createHash("sha256").update(resetToken).digest("hex");
  this.resetPasswordExpire = Date.now() + 15 * 60 * 1000; // 15 minutes
  return resetToken;
};

const User = mongoose.model("User", userSchema);
export default User;