-- CreateTable
CREATE TABLE `Notification` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `userId` VARCHAR(191) NOT NULL,
    `message` VARCHAR(191) NOT NULL,
    `isRead` BOOLEAN NOT NULL DEFAULT false,
    `type` ENUM('TOPUP', 'ORDER', 'GENERAL') NOT NULL,
    `relatedId` INTEGER NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- AddForeignKey
ALTER TABLE `Notification` ADD CONSTRAINT `Notification_userId_fkey` FOREIGN KEY (`userId`) REFERENCES `User`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
