-- 同 20260917114313_init_identity：Prisma 生成的 MySQL DDL 固定写
-- utf8mb4_unicode_ci，会覆盖库级 utf8mb4_0900_bin；照片与上传域
-- （photos.objectKey、upload_sessions.objectKey、outbox_events.type 等）
-- 同样依赖 bin 校对的大小写敏感语义，故逐表改写为 utf8mb4_0900_bin。

-- CreateTable
CREATE TABLE `photos` (
    `id` VARCHAR(191) NOT NULL,
    `albumId` VARCHAR(64) NOT NULL,
    `uploaderId` VARCHAR(64) NOT NULL,
    `categoryId` VARCHAR(64) NULL,
    `objectKey` VARCHAR(255) NOT NULL,
    `bytes` INTEGER NOT NULL DEFAULT 0,
    `width` INTEGER NULL,
    `height` INTEGER NULL,
    `shotAt` DATETIME(6) NULL,
    `uploadedAt` DATETIME(6) NULL,
    `publishedAt` DATETIME(6) NULL,
    `processingState` VARCHAR(191) NOT NULL DEFAULT 'pending_upload',
    `errorCode` VARCHAR(64) NULL,
    `visibility` VARCHAR(191) NOT NULL DEFAULT 'unpublished',
    `likeCount` INTEGER NOT NULL DEFAULT 0,
    `entityVersion` INTEGER NOT NULL DEFAULT 1,

    UNIQUE INDEX `photos_objectKey_key`(`objectKey`),
    INDEX `photos_albumId_visibility_publishedAt_id_idx`(`albumId`, `visibility`, `publishedAt`, `id`),
    INDEX `photos_albumId_uploaderId_uploadedAt_idx`(`albumId`, `uploaderId`, `uploadedAt`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_bin;

-- CreateTable
CREATE TABLE `photo_variants` (
    `photoId` VARCHAR(64) NOT NULL,
    `variant` VARCHAR(32) NOT NULL,
    `objectKey` VARCHAR(255) NOT NULL,
    `bytes` INTEGER NOT NULL,
    `version` INTEGER NOT NULL DEFAULT 1,
    `width` INTEGER NULL,
    `height` INTEGER NULL,

    UNIQUE INDEX `photo_variants_objectKey_key`(`objectKey`),
    UNIQUE INDEX `photo_variants_photoId_variant_key`(`photoId`, `variant`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_bin;

-- CreateTable
CREATE TABLE `upload_sessions` (
    `id` VARCHAR(191) NOT NULL,
    `userId` VARCHAR(64) NOT NULL,
    `albumId` VARCHAR(64) NOT NULL,
    `clientTaskId` VARCHAR(128) NOT NULL,
    `photoId` VARCHAR(64) NOT NULL,
    `objectKey` VARCHAR(255) NOT NULL,
    `expectedBytes` INTEGER NOT NULL,
    `contentType` VARCHAR(128) NOT NULL,
    `multipartId` VARCHAR(255) NULL,
    `state` VARCHAR(191) NOT NULL DEFAULT 'pending',
    `expiresAt` DATETIME(6) NOT NULL,
    `createdAt` DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),

    UNIQUE INDEX `upload_sessions_photoId_key`(`photoId`),
    UNIQUE INDEX `upload_sessions_objectKey_key`(`objectKey`),
    UNIQUE INDEX `upload_sessions_userId_clientTaskId_key`(`userId`, `clientTaskId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_bin;

-- CreateTable
CREATE TABLE `photo_jobs` (
    `id` VARCHAR(191) NOT NULL,
    `photoId` VARCHAR(64) NOT NULL,
    `type` VARCHAR(32) NOT NULL DEFAULT 'process',
    `state` VARCHAR(191) NOT NULL DEFAULT 'pending',
    `attempt` INTEGER NOT NULL DEFAULT 0,
    `errorCode` VARCHAR(64) NULL,
    `nextRetryAt` DATETIME(6) NULL,
    `updatedAt` DATETIME(6) NOT NULL,

    INDEX `photo_jobs_state_nextRetryAt_idx`(`state`, `nextRetryAt`),
    UNIQUE INDEX `photo_jobs_photoId_type_key`(`photoId`, `type`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_bin;

-- CreateTable
CREATE TABLE `outbox_events` (
    `id` VARCHAR(191) NOT NULL,
    `type` VARCHAR(64) NOT NULL,
    `albumId` VARCHAR(64) NOT NULL,
    `photoId` VARCHAR(64) NULL,
    `entityVersion` INTEGER NOT NULL,
    `payload` JSON NOT NULL,
    `occurredAt` DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
    `deliveredAt` DATETIME(6) NULL,

    INDEX `outbox_events_deliveredAt_occurredAt_idx`(`deliveredAt`, `occurredAt`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_bin;