-- 企业内部工具系统 - 数据库初始化脚本
-- 数据库: x_server_mobile

-- =====================================
-- 1. 公司表（飞书应用配置）
-- =====================================
CREATE TABLE IF NOT EXISTS `company` (
    `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '公司ID',
    `name` VARCHAR(100) NOT NULL COMMENT '公司名称',
    `feishu_app_id` VARCHAR(100) DEFAULT NULL COMMENT '飞书应用ID',
    `feishu_app_secret` VARCHAR(255) DEFAULT NULL COMMENT '飞书应用密钥',
    `feishu_tenant_key` VARCHAR(100) DEFAULT NULL COMMENT '飞书租户Key',
    `status` TINYINT NOT NULL DEFAULT 1 COMMENT '状态：1=启用，0=禁用',
    `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
    `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
    PRIMARY KEY (`id`),
    UNIQUE KEY `uk_feishu_app_id` (`feishu_app_id`),
    KEY `idx_status` (`status`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='公司表';

-- =====================================
-- 2. 用户表（全局用户）
-- =====================================
CREATE TABLE IF NOT EXISTS `user` (
    `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '用户ID',
    `company_id` BIGINT UNSIGNED NOT NULL COMMENT '所属公司ID',
    `feishu_user_id` VARCHAR(100) DEFAULT NULL COMMENT '飞书用户ID',
    `feishu_union_id` VARCHAR(100) DEFAULT NULL COMMENT '飞书UnionID（跨应用唯一）',
    `name` VARCHAR(50) NOT NULL COMMENT '用户名',
    `email` VARCHAR(100) DEFAULT NULL COMMENT '邮箱',
    `phone` VARCHAR(20) DEFAULT NULL COMMENT '手机号',
    `avatar` VARCHAR(255) DEFAULT NULL COMMENT '头像URL',
    `status` TINYINT NOT NULL DEFAULT 1 COMMENT '状态：1=正常，0=禁用',
    `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
    `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
    PRIMARY KEY (`id`),
    KEY `idx_company_id` (`company_id`),
    KEY `idx_feishu_user_id` (`feishu_user_id`),
    KEY `idx_feishu_union_id` (`feishu_union_id`),
    KEY `idx_status` (`status`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='用户表';

-- =====================================
-- 3. 用户与飞书应用关联表
-- =====================================
CREATE TABLE IF NOT EXISTS `user_feishu_binding` (
    `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT 'ID',
    `user_id` BIGINT UNSIGNED NOT NULL COMMENT '用户ID',
    `company_id` BIGINT UNSIGNED NOT NULL COMMENT '公司ID',
    `feishu_open_id` VARCHAR(100) DEFAULT NULL COMMENT '飞书OpenID',
    `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
    PRIMARY KEY (`id`),
    UNIQUE KEY `uk_user_company` (`user_id`, `company_id`),
    KEY `idx_feishu_open_id` (`feishu_open_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='用户飞书应用绑定表';

-- =====================================
-- 4. 审批流程配置表
-- =====================================
CREATE TABLE IF NOT EXISTS `approval_flow` (
    `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '流程ID',
    `business_type` VARCHAR(50) NOT NULL COMMENT '业务类型标识（如：business-trip, purchase）',
    `name` VARCHAR(100) NOT NULL COMMENT '流程名称',
    `description` VARCHAR(255) DEFAULT NULL COMMENT '流程描述',
    `status` TINYINT NOT NULL DEFAULT 1 COMMENT '状态：1=启用，0=禁用',
    `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
    `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
    PRIMARY KEY (`id`),
    KEY `idx_business_type` (`business_type`),
    KEY `idx_status` (`status`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='审批流程配置表';

-- =====================================
-- 5. 审批流程节点表
-- =====================================
CREATE TABLE IF NOT EXISTS `approval_node` (
    `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '节点ID',
    `flow_id` BIGINT UNSIGNED NOT NULL COMMENT '流程ID',
    `type` ENUM('approver', 'and_approve', 'or_approve', 'notify') NOT NULL COMMENT '节点类型',
    `name` VARCHAR(100) NOT NULL COMMENT '节点名称',
    `order` INT NOT NULL DEFAULT 0 COMMENT '节点顺序',
    `approvers` JSON DEFAULT NULL COMMENT '审批人列表（JSON数组）',
    `conditions` JSON DEFAULT NULL COMMENT '条件判断（JSON）',
    `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
    `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
    PRIMARY KEY (`id`),
    KEY `idx_flow_id` (`flow_id`),
    KEY `idx_order` (`order`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='审批流程节点表';

-- =====================================
-- 6. 审批单表
-- =====================================
CREATE TABLE IF NOT EXISTS `approval_order` (
    `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '审批单ID',
    `business_type` VARCHAR(50) NOT NULL COMMENT '业务类型',
    `business_id` BIGINT UNSIGNED NOT NULL COMMENT '业务单据ID',
    `title` VARCHAR(200) NOT NULL COMMENT '审批标题',
    `applicant_id` BIGINT UNSIGNED NOT NULL COMMENT '申请人ID',
    `status` ENUM('draft', 'pending', 'approved', 'rejected', 'cancelled') NOT NULL DEFAULT 'draft' COMMENT '审批状态',
    `current_nodes` JSON DEFAULT NULL COMMENT '当前待审批节点ID列表',
    `flow_id` BIGINT UNSIGNED NOT NULL COMMENT '使用的流程ID',
    `form_data` JSON DEFAULT NULL COMMENT '业务表单数据（JSON）',
    `attachments` JSON DEFAULT NULL COMMENT '附件列表（JSON）',
    `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
    `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
    PRIMARY KEY (`id`),
    KEY `idx_business` (`business_type`, `business_id`),
    KEY `idx_applicant` (`applicant_id`),
    KEY `idx_status` (`status`),
    KEY `idx_created_at` (`created_at`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='审批单表';

-- =====================================
-- 7. 审批记录表（审批轨迹）
-- =====================================
CREATE TABLE IF NOT EXISTS `approval_record` (
    `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '记录ID',
    `order_id` BIGINT UNSIGNED NOT NULL COMMENT '审批单ID',
    `node_id` BIGINT UNSIGNED NOT NULL COMMENT '节点ID',
    `node_type` VARCHAR(20) NOT NULL COMMENT '节点类型',
    `approver_id` BIGINT UNSIGNED NOT NULL COMMENT '审批人ID',
    `action` ENUM('submit', 'approve', 'reject', 'cancel') NOT NULL COMMENT '操作类型',
    `comment` VARCHAR(500) DEFAULT NULL COMMENT '审批意见',
    `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '操作时间',
    PRIMARY KEY (`id`),
    KEY `idx_order_id` (`order_id`),
    KEY `idx_approver_id` (`approver_id`),
    KEY `idx_created_at` (`created_at`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='审批记录表';

-- =====================================
-- 8. 出差申请表
-- =====================================
CREATE TABLE IF NOT EXISTS `business_trip` (
    `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '出差ID',
    `user_id` BIGINT UNSIGNED NOT NULL COMMENT '申请人ID',
    `reason` VARCHAR(500) NOT NULL COMMENT '出差事由',
    `start_date` DATE NOT NULL COMMENT '开始日期',
    `end_date` DATE NOT NULL COMMENT '结束日期',
    `destination` VARCHAR(200) NOT NULL COMMENT '目的地',
    `estimated_cost` DECIMAL(10,2) DEFAULT 0.00 COMMENT '预计费用',
    `status` ENUM('draft', 'pending', 'approved', 'rejected', 'cancelled') NOT NULL DEFAULT 'draft' COMMENT '状态',
    `approval_order_id` BIGINT UNSIGNED DEFAULT NULL COMMENT '关联审批单ID',
    `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
    `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
    PRIMARY KEY (`id`),
    KEY `idx_user_id` (`user_id`),
    KEY `idx_status` (`status`),
    KEY `idx_dates` (`start_date`, `end_date`),
    KEY `idx_approval_order_id` (`approval_order_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='出差申请表';

-- =====================================
-- 9. 出差行程明细表
-- =====================================
CREATE TABLE IF NOT EXISTS `business_trip_itinerary` (
    `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '行程ID',
    `business_trip_id` BIGINT UNSIGNED NOT NULL COMMENT '出差申请ID',
    `date` DATE NOT NULL COMMENT '行程日期',
    `departure` VARCHAR(100) DEFAULT NULL COMMENT '出发地',
    `destination` VARCHAR(100) NOT NULL COMMENT '目的地',
    `transport` VARCHAR(50) DEFAULT NULL COMMENT '交通方式',
    `accommodation` VARCHAR(100) DEFAULT NULL COMMENT '住宿安排',
    `remark` VARCHAR(255) DEFAULT NULL COMMENT '备注',
    `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
    `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
    PRIMARY KEY (`id`),
    KEY `idx_business_trip_id` (`business_trip_id`),
    KEY `idx_date` (`date`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='出差行程明细表';

-- =====================================
-- 初始化数据
-- =====================================

-- 插入默认公司
INSERT INTO `company` (`id`, `name`, `status`) VALUES
(1, '示例公司', 1)
ON DUPLICATE KEY UPDATE `name` = VALUES(`name`);

-- 插入默认用户
INSERT INTO `user` (`id`, `company_id`, `name`, `email`, `status`) VALUES
(1, 1, '管理员', 'admin@example.com', 1)
ON DUPLICATE KEY UPDATE `name` = VALUES(`name`);

-- 插入默认出差审批流程
INSERT INTO `approval_flow` (`id`, `business_type`, `name`, `status`) VALUES
(1, 'business-trip', '默认出差审批流程', 1)
ON DUPLICATE KEY UPDATE `name` = VALUES(`name`);

-- 插入默认审批节点
INSERT INTO `approval_node` (`flow_id`, `type`, `name`, `order`, `approvers`) VALUES
(1, 'approver', '部门主管审批', 1, '[]'),
(1, 'approver', '人事审批', 2, '[]')
ON DUPLICATE KEY UPDATE `name` = VALUES(`name`);