class CreateOtpCodes < ActiveRecord::Migration[8.0]
  def change
    create_table :otp_codes do |t|
      t.string :phone_number, null: false
      t.string :code, null: false
      t.string :purpose, default: "authentication"
      t.datetime :expires_at, null: false
      t.boolean :verified, default: false
      t.datetime :verified_at
      t.integer :attempts, default: 0
      t.string :ip_address
      t.jsonb :metadata, default: {}

      t.timestamps
    end

    add_index :otp_codes, :phone_number
    add_index :otp_codes, :expires_at
    add_index :otp_codes, [:phone_number, :verified, :expires_at]
  end
end