const { DataTypes, Model } = require("sequelize");

const sequelize = require("../util/database");
const bcrypt = require("bcryptjs");

const User = sequelize.define("User", {
    id: { type: DataTypes.INTEGER, primaryKey: true, autoIncrement: true, allowNull: false },
    email: { type: DataTypes.STRING, allowNull: false, unique: true },
    username: { type: DataTypes.STRING, allowNull: false, unique: true },
    firstname: { type: DataTypes.STRING },
    lastname: { type: DataTypes.STRING },
    bio: { type: DataTypes.TEXT, allowNull: true },
    image: { type: DataTypes.TEXT, allowNull: true },
    role: { type: DataTypes.STRING },
    password: { type: DataTypes.STRING, allowNull: false }
}, {
    sequelize,
    timestamps: true,
    modelName: 'User',
    tableName: 'user',
    createdAt: true,
    updatedAt: true
});

Model.prototype.matchPassword = async function (enteredPassword) {
    return await bcrypt.compare(enteredPassword, this.password);
};

const DEFAULT_SALT_ROUNDS = 10;

User.addHook("beforeCreate", async (user) => {
    const encryptedPassword = await bcrypt.hash(
        user.password,
        DEFAULT_SALT_ROUNDS
    );
    user.password = encryptedPassword;
});

User.prototype.toJSONFor = function () {
    return {
        id: this.id,
        email: this.email,
        username: this.username,
        firstname: this.firstname,
        lastname: this.lastname,
        bio: this.bio,
        image: this.image,
        role: this.role
    };
};

module.exports = User;