-- =============================================
-- 文件管理系统 - MySQL 初始化脚本
-- =============================================

CREATE DATABASE IF NOT EXISTS seeyon_fs DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
USE seeyon_fs;

-- ========== 用户与权限 ==========

CREATE TABLE IF NOT EXISTS fs_user (
    id            BIGINT PRIMARY KEY AUTO_INCREMENT,
    username      VARCHAR(64) UNIQUE NOT NULL,
    password      VARCHAR(256) NOT NULL,
    email         VARCHAR(128),
    nickname      VARCHAR(64),
    avatar        VARCHAR(512),
    role          VARCHAR(32) DEFAULT 'user',
    dept_id       BIGINT DEFAULT 0,
    status        TINYINT DEFAULT 1,
    storage_quota BIGINT DEFAULT 10737418240,
    used_storage  BIGINT DEFAULT 0,
    must_change_pwd TINYINT DEFAULT 0,
    created_at    DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at    DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_role (
    id           BIGINT PRIMARY KEY AUTO_INCREMENT,
    name         VARCHAR(64) UNIQUE NOT NULL,
    display_name VARCHAR(64) NOT NULL,
    description  VARCHAR(256),
    is_system    TINYINT DEFAULT 0,
    status       TINYINT DEFAULT 1,
    created_at   DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at   DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_permission (
    id          BIGINT PRIMARY KEY AUTO_INCREMENT,
    code        VARCHAR(64) UNIQUE NOT NULL,
    name        VARCHAR(64) NOT NULL,
    resource    VARCHAR(32) NOT NULL,
    action      VARCHAR(32) NOT NULL,
    description VARCHAR(256)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_role_permission (
    role_id       BIGINT NOT NULL,
    permission_id BIGINT NOT NULL,
    PRIMARY KEY (role_id, permission_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_user_role (
    user_id BIGINT NOT NULL,
    role_id BIGINT NOT NULL,
    PRIMARY KEY (user_id, role_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- ========== SSO ==========

CREATE TABLE IF NOT EXISTS fs_sso_provider (
    id           BIGINT PRIMARY KEY AUTO_INCREMENT,
    name         VARCHAR(64) NOT NULL,
    type         VARCHAR(32) NOT NULL,
    display_name VARCHAR(64) NOT NULL,
    icon         VARCHAR(512),
    config       JSON,
    auto_create  TINYINT DEFAULT 1,
    default_role VARCHAR(32) DEFAULT 'user',
    status       TINYINT DEFAULT 1,
    sort_order   INT DEFAULT 0,
    created_at   DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at   DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_sso_session (
    id            BIGINT PRIMARY KEY AUTO_INCREMENT,
    user_id       BIGINT NOT NULL,
    provider_id   BIGINT NOT NULL,
    external_id   VARCHAR(256) NOT NULL,
    access_token  VARCHAR(1024),
    refresh_token VARCHAR(1024),
    expires_at    DATETIME,
    last_login_at DATETIME,
    created_at    DATETIME DEFAULT CURRENT_TIMESTAMP,
    INDEX idx_user (user_id),
    INDEX idx_provider_external (provider_id, external_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- ========== 组织架构 ==========

CREATE TABLE IF NOT EXISTS fs_department (
    id         BIGINT PRIMARY KEY AUTO_INCREMENT,
    name       VARCHAR(128) NOT NULL,
    code       VARCHAR(64),
    parent_id  BIGINT DEFAULT 0,
    sort_order INT DEFAULT 0,
    status     TINYINT DEFAULT 1,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- ========== 文件管理 ==========

CREATE TABLE IF NOT EXISTS fs_folder (
    id         BIGINT PRIMARY KEY AUTO_INCREMENT,
    biz_id     VARCHAR(128) DEFAULT '',
    name       VARCHAR(256) NOT NULL,
    parent_id  BIGINT DEFAULT 0,
    owner_id   BIGINT NOT NULL,
    path       VARCHAR(1024) NOT NULL,
    status     TINYINT DEFAULT 1,
    version    INT DEFAULT 1,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    INDEX idx_parent (parent_id),
    INDEX idx_owner (owner_id),
    INDEX idx_biz (biz_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_file (
    id               BIGINT PRIMARY KEY AUTO_INCREMENT,
    name             VARCHAR(256) NOT NULL,
    extension        VARCHAR(32),
    folder_id        BIGINT NOT NULL,
    owner_id         BIGINT NOT NULL,
    size             BIGINT DEFAULT 0,
    md5              VARCHAR(32),
    sha256           VARCHAR(64),
    storage_key      VARCHAR(512) NOT NULL,
    storage_policy_id BIGINT DEFAULT 1,
    mime_type        VARCHAR(128),
    is_favorite      TINYINT DEFAULT 0,
    status           TINYINT DEFAULT 1,
    download_count   INT DEFAULT 0,
    version          INT DEFAULT 1,
    created_at       DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at       DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    INDEX idx_folder (folder_id),
    INDEX idx_owner (owner_id),
    INDEX idx_md5 (md5),
    INDEX idx_status (status)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_file_permission (
    id         BIGINT PRIMARY KEY AUTO_INCREMENT,
    file_id    BIGINT NOT NULL,
    user_id    BIGINT DEFAULT 0,
    role_id    BIGINT DEFAULT 0,
    perm_level VARCHAR(16) DEFAULT 'read',
    grant_by   BIGINT NOT NULL,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    INDEX idx_fp_user_file (user_id, file_id),
    INDEX idx_fp_role_file (role_id, file_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_share (
    id             BIGINT PRIMARY KEY AUTO_INCREMENT,
    file_id        BIGINT NOT NULL,
    owner_id       BIGINT NOT NULL,
    share_code     VARCHAR(32) UNIQUE NOT NULL,
    password       VARCHAR(64),
    expire_at      DATETIME,
    max_download   INT DEFAULT 0,
    download_count INT DEFAULT 0,
    allow_preview  TINYINT DEFAULT 1,
    allow_download TINYINT DEFAULT 1,
    status         TINYINT DEFAULT 1,
    created_at     DATETIME DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- ========== 存储策略 ==========

CREATE TABLE IF NOT EXISTS fs_storage_policy (
    id          BIGINT PRIMARY KEY AUTO_INCREMENT,
    name        VARCHAR(64) NOT NULL,
    type        VARCHAR(32) NOT NULL,
    policy_type VARCHAR(32) DEFAULT '',
    config      JSON,
    status      TINYINT DEFAULT 1,
    created_at  DATETIME DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_storage_assignment (
    id            BIGINT PRIMARY KEY AUTO_INCREMENT,
    policy_id     BIGINT NOT NULL,
    user_id       BIGINT DEFAULT 0,
    group_id      BIGINT DEFAULT 0,
    is_default    TINYINT DEFAULT 0,
    priority      INT DEFAULT 0,
    storage_quota BIGINT DEFAULT 0,
    access_mode   VARCHAR(32),
    status        TINYINT DEFAULT 1,
    created_at    DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at    DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    INDEX idx_policy (policy_id),
    INDEX idx_user (user_id),
    INDEX idx_group (group_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- ========== 开放平台 ==========

CREATE TABLE IF NOT EXISTS fs_app (
    id         BIGINT PRIMARY KEY AUTO_INCREMENT,
    app_id     VARCHAR(64) UNIQUE NOT NULL,
    app_secret VARCHAR(128) NOT NULL,
    app_name   VARCHAR(128) NOT NULL,
    status     TINYINT DEFAULT 1,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_app_user (
    id         BIGINT PRIMARY KEY AUTO_INCREMENT,
    app_id     BIGINT NOT NULL,
    user_id    BIGINT NOT NULL,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    INDEX idx_app (app_id),
    INDEX idx_user (user_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- ========== 分片上传 ==========

CREATE TABLE IF NOT EXISTS fs_upload_session (
    id           VARCHAR(64) PRIMARY KEY,
    file_name    VARCHAR(256) NOT NULL,
    file_size    BIGINT NOT NULL,
    chunk_size   BIGINT NOT NULL,
    total_chunks INT NOT NULL,
    uploaded     INT DEFAULT 0,
    md5          VARCHAR(64),
    sha256       VARCHAR(64),
    folder_id    BIGINT DEFAULT 0,
    owner_id     BIGINT NOT NULL,
    policy_id    BIGINT DEFAULT 0,
    file_id      BIGINT DEFAULT 0,
    status       TINYINT DEFAULT 1,
    temp_dir     VARCHAR(512),
    created_at   DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at   DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- ========== 操作日志 ==========

CREATE TABLE IF NOT EXISTS fs_operation_log (
    id         BIGINT PRIMARY KEY AUTO_INCREMENT,
    user_id    BIGINT NOT NULL,
    username   VARCHAR(64),
    action     VARCHAR(32) NOT NULL,
    resource   VARCHAR(32) NOT NULL,
    target_id  BIGINT DEFAULT 0,
    target_name VARCHAR(256),
    detail     TEXT,
    ip         VARCHAR(64),
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    INDEX idx_user (user_id),
    INDEX idx_created (created_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- ========== 备份 ==========

CREATE TABLE IF NOT EXISTS fs_backup_policy (
    id         BIGINT PRIMARY KEY AUTO_INCREMENT,
    name       VARCHAR(128) NOT NULL,
    type       VARCHAR(32) NOT NULL,
    config     JSON,
    status     TINYINT DEFAULT 1,
    last_run   DATETIME,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS fs_backup_log (
    id         BIGINT PRIMARY KEY AUTO_INCREMENT,
    policy_id  BIGINT NOT NULL,
    status     TINYINT DEFAULT 1,
    file_path  VARCHAR(512),
    file_size  BIGINT DEFAULT 0,
    detail     TEXT,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    INDEX idx_policy (policy_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;