export var db: DbConnection = {};
export var sequelize = new Sequelize(process.env.DB_CONNECTION_STRING);
var basename = path.basename(module.filename);
fs
    .readdirSync(__dirname)
    .filter(function (file) {
        return (file.indexOf('.') !== 0) && (file !== basename) && (file.slice(-3) === '.js');
    })
    .forEach(function (file) {
        var model = sequelize['import'](path.join(__dirname, file));
        db[model['name']] = model;
    });

Object.keys(db).forEach(function (modelName) {
    if (db[modelName].associate) {
        db[modelName].associate(db);
    }
});

db['sequelize'] = sequelize; db['Sequelize'] = Sequelize;

export default <DbConnection>db;

export default function defineUser(sequelize: Sequelize.Sequelize, DataTypes) {
  var User = sequelize.define<UserInstance, UserAttributes>('User', {
    email: {
      type: Sequelize.STRING,
      unique: true,
      validate: { isEmail: true }
    },
    password: Sequelize.STRING,
    role: {
      type: DataTypes.ENUM,
      values: ['Admin', 'Operator', 'Member']
    }
  });

  User.beforeCreate(function (user: UserInstance, options) {
    return hashPassword(user.password).then(function (hashedPw) {
      user.password = hashedPw;
    });
  })
  return User;
};

function hashPassword(password: string): Promise<string> {
  return new Promise(function (resolve, reject) {
    bcrypt.genSalt(5, function (err, salt) {
      if (err) { reject(err); }

      bcrypt.hash(password, salt, null, function (err, hash) {
        if (err) { reject(err); }
        resolve(hash);
      })
    });
  })
};

email: {
  type: Sequelize.STRING, //change to DataTypes.STRING
  unique: true,
  validate: { isEmail: true }
},
password: Sequelize.STRING, //change to DataTypes.STRING
role: {
  type: DataTypes.ENUM,
  values: ['Admin', 'Operator', 'Member']
}