-- 服务器监控 + 服务健康检查
-- CreateTable
CREATE TABLE `ServerNode` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `uuid` VARCHAR(191) NOT NULL,
    `name` VARCHAR(191) NOT NULL,
    `cpuName` VARCHAR(191) NOT NULL DEFAULT '',
    `os` VARCHAR(191) NOT NULL DEFAULT '',
    `region` VARCHAR(191) NOT NULL DEFAULT '',
    `memTotal` BIGINT NOT NULL DEFAULT 0,
    `diskTotal` BIGINT NOT NULL DEFAULT 0,
    `cpuCores` INTEGER NOT NULL DEFAULT 0,
    `cpuUsage` DOUBLE NOT NULL DEFAULT 0,
    `ramUsed` BIGINT NOT NULL DEFAULT 0,
    `swapUsed` BIGINT NOT NULL DEFAULT 0,
    `load1` DOUBLE NOT NULL DEFAULT 0,
    `load5` DOUBLE NOT NULL DEFAULT 0,
    `load15` DOUBLE NOT NULL DEFAULT 0,
    `diskUsed` BIGINT NOT NULL DEFAULT 0,
    `netIn` BIGINT NOT NULL DEFAULT 0,
    `netOut` BIGINT NOT NULL DEFAULT 0,
    `uptime` BIGINT NOT NULL DEFAULT 0,
    `process` INTEGER NOT NULL DEFAULT 0,
    `connections` INTEGER NOT NULL DEFAULT 0,
    `status` VARCHAR(191) NOT NULL DEFAULT 'unknown',
    `recordedAt` DATETIME(3) NOT NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `ServerNode_uuid_key`(`uuid`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `ServerNodeHistory` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `uuid` VARCHAR(191) NOT NULL,
    `period` DATETIME(3) NOT NULL,
    `cpu` DOUBLE NOT NULL DEFAULT 0,
    `ram` BIGINT NOT NULL DEFAULT 0,
    `load` DOUBLE NOT NULL DEFAULT 0,
    `disk` BIGINT NOT NULL DEFAULT 0,
    `netIn` BIGINT NOT NULL DEFAULT 0,
    `netOut` BIGINT NOT NULL DEFAULT 0,
    `process` INTEGER NOT NULL DEFAULT 0,
    `connections` INTEGER NOT NULL DEFAULT 0,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),

    UNIQUE INDEX `ServerNodeHistory_uuid_period_key`(`uuid`, `period`),
    INDEX `ServerNodeHistory_uuid_period_idx`(`uuid`, `period`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `ServiceCheck` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `name` VARCHAR(191) NOT NULL,
    `url` VARCHAR(191) NOT NULL,
    `status` VARCHAR(191) NOT NULL DEFAULT 'unknown',
    `latencyMs` INTEGER NOT NULL DEFAULT 0,
    `message` VARCHAR(191) NOT NULL DEFAULT '',
    `lastCheckAt` DATETIME(3) NOT NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `ServiceCheck_name_key`(`name`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;