-- ============================================
-- 数据库初始化脚本
-- 包含所有表结构定义
-- ============================================

SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;

-- -------------------------------------------
-- 用户相关表
-- -------------------------------------------

CREATE TABLE users (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  phone VARCHAR(32) NOT NULL,
  nickname VARCHAR(64) NOT NULL DEFAULT '',
  avatar_url VARCHAR(512) NOT NULL DEFAULT '',
  realname_status VARCHAR(32) NOT NULL DEFAULT 'unverified',
  risk_status VARCHAR(32) NOT NULL DEFAULT 'normal',
  credit_score INT NOT NULL DEFAULT 100,
  status VARCHAR(32) NOT NULL DEFAULT 'active',
  last_login_at DATETIME NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_users_phone (phone)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE user_realname (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  user_id BIGINT UNSIGNED NOT NULL,
  provider VARCHAR(32) NOT NULL,
  provider_order_no VARCHAR(128) NOT NULL DEFAULT '',
  status VARCHAR(32) NOT NULL DEFAULT 'pending',
  masked_name VARCHAR(64) NOT NULL DEFAULT '',
  masked_id_no VARCHAR(64) NOT NULL DEFAULT '',
  verified_at DATETIME NULL,
  fail_reason VARCHAR(255) NOT NULL DEFAULT '',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_user_realname_user_id (user_id),
  KEY idx_user_realname_provider_order_no (provider_order_no)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- -------------------------------------------
-- 游戏账号和商品表
-- -------------------------------------------

CREATE TABLE game_accounts (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  owner_id BIGINT UNSIGNED NOT NULL,
  game_name VARCHAR(64) NOT NULL DEFAULT 'delta_force',
  server_region VARCHAR(64) NOT NULL,
  login_platform VARCHAR(64) NOT NULL,
  title VARCHAR(128) NOT NULL,
  description TEXT NULL,
  rank_level VARCHAR(64) NOT NULL DEFAULT '',
  haf_coin_amount BIGINT NOT NULL DEFAULT 0,
  asset_summary JSON NULL,
  season_tags JSON NULL,
  screenshot_urls JSON NULL,
  status VARCHAR(32) NOT NULL DEFAULT 'draft',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  KEY idx_game_accounts_owner_id (owner_id),
  KEY idx_game_accounts_filter (game_name, server_region, login_platform)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE rental_listings (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  account_id BIGINT UNSIGNED NOT NULL,
  owner_id BIGINT UNSIGNED NOT NULL,
  price DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  deposit_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  in_transaction TINYINT(1) NOT NULL DEFAULT 0,
  status VARCHAR(32) NOT NULL DEFAULT 'draft',
  review_status VARCHAR(32) NOT NULL DEFAULT 'none',
  review_reason VARCHAR(255) NOT NULL DEFAULT '',
  published_at DATETIME NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  KEY idx_rental_listings_account_id (account_id),
  KEY idx_rental_listings_owner_id (owner_id),
  KEY idx_rental_listings_filter (status, review_status, in_transaction, price)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- -------------------------------------------
-- 订单相关表
-- -------------------------------------------

CREATE TABLE rental_orders (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  order_no VARCHAR(64) NOT NULL,
  listing_id BIGINT UNSIGNED NOT NULL,
  account_id BIGINT UNSIGNED NOT NULL,
  owner_id BIGINT UNSIGNED NOT NULL,
  renter_id BIGINT UNSIGNED NOT NULL,
  rented_at DATETIME NULL,
  estimated_duration_hours INT NOT NULL DEFAULT 24,
  rent_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  owner_rent_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  deposit_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  platform_fee DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  account_snapshot JSON NULL,
  status VARCHAR(32) NOT NULL DEFAULT 'pending_payment',
  handoff_status VARCHAR(32) NOT NULL DEFAULT 'none',
  settlement_status VARCHAR(32) NOT NULL DEFAULT 'unsettled',
  owner_settled_at DATETIME NULL,
  settled_at DATETIME NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_rental_orders_order_no (order_no),
  KEY idx_rental_orders_renter_status (renter_id, status),
  KEY idx_rental_orders_owner_status (owner_id, status),
  KEY idx_rental_orders_listing_id (listing_id),
  KEY idx_rental_orders_rented_at (status, rented_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE order_checkouts (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  order_id BIGINT UNSIGNED NOT NULL,
  initiated_by BIGINT UNSIGNED NOT NULL,
  status VARCHAR(32) NOT NULL DEFAULT 'submitted',
  rent_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  owner_rent_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  platform_fee DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  deposit_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  consumable_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  coin_consumed_m DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  other_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  deposit_deduct_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  renter_refund_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  owner_income_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  content TEXT NULL,
  evidence_urls JSON NULL,
  owner_adjustment_reason TEXT NULL,
  owner_adjusted_at DATETIME NULL,
  renter_confirmed_at DATETIME NULL,
  renter_rejected_at DATETIME NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  KEY idx_order_checkouts_order_id (order_id),
  KEY idx_order_checkouts_status (status)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE handoff_records (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  order_id BIGINT UNSIGNED NOT NULL,
  from_user_id BIGINT UNSIGNED NOT NULL,
  to_user_id BIGINT UNSIGNED NOT NULL,
  type VARCHAR(32) NOT NULL,
  content TEXT NULL,
  attachment_urls JSON NULL,
  confirmed_by_renter_at DATETIME NULL,
  confirmed_by_owner_at DATETIME NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  KEY idx_handoff_records_order_id (order_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- -------------------------------------------
-- 钱包相关表
-- -------------------------------------------

CREATE TABLE wallet_accounts (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  user_id BIGINT UNSIGNED NOT NULL,
  available_balance DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  frozen_balance DECIMAL(12,2) NOT NULL DEFAULT 0.00,
  status VARCHAR(32) NOT NULL DEFAULT 'active',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_wallet_accounts_user_id (user_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE wallet_ledger (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  ledger_no VARCHAR(64) NOT NULL,
  user_id BIGINT UNSIGNED NOT NULL,
  order_id BIGINT UNSIGNED NULL,
  direction VARCHAR(16) NOT NULL,
  amount DECIMAL(12,2) NOT NULL,
  balance_after DECIMAL(12,2) NOT NULL,
  balance_type VARCHAR(32) NOT NULL,
  biz_type VARCHAR(32) NOT NULL,
  biz_no VARCHAR(64) NOT NULL,
  remark VARCHAR(255) NOT NULL DEFAULT '',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  UNIQUE KEY uk_wallet_ledger_ledger_no (ledger_no),
  KEY idx_wallet_ledger_user_created (user_id, created_at),
  KEY idx_wallet_ledger_order_id (order_id),
  KEY idx_wallet_ledger_biz (biz_type, biz_no)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- -------------------------------------------
-- 纠纷和通知表
-- -------------------------------------------

CREATE TABLE disputes (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  order_id BIGINT UNSIGNED NOT NULL,
  initiator_id BIGINT UNSIGNED NOT NULL,
  target_user_id BIGINT UNSIGNED NOT NULL,
  type VARCHAR(32) NOT NULL,
  status VARCHAR(32) NOT NULL DEFAULT 'open',
  description TEXT NULL,
  evidence_urls JSON NULL,
  arbitration_result VARCHAR(32) NOT NULL DEFAULT '',
  arbitration_remark TEXT NULL,
  handled_by BIGINT UNSIGNED NULL,
  handled_at DATETIME NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  KEY idx_disputes_order_id (order_id),
  KEY idx_disputes_status (status)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE notifications (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  user_id BIGINT UNSIGNED NOT NULL,
  type VARCHAR(32) NOT NULL,
  title VARCHAR(128) NOT NULL,
  content TEXT NULL,
  biz_type VARCHAR(32) NOT NULL DEFAULT '',
  biz_id BIGINT UNSIGNED NULL,
  read_at DATETIME NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  KEY idx_notifications_user_read_created (user_id, read_at, created_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE audit_logs (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  actor_type VARCHAR(32) NOT NULL,
  actor_id BIGINT UNSIGNED NOT NULL,
  action VARCHAR(64) NOT NULL,
  biz_type VARCHAR(32) NOT NULL,
  biz_id BIGINT UNSIGNED NULL,
  ip VARCHAR(64) NOT NULL DEFAULT '',
  user_agent VARCHAR(512) NOT NULL DEFAULT '',
  detail JSON NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  KEY idx_audit_logs_actor_created (actor_id, created_at),
  KEY idx_audit_logs_biz (biz_type, biz_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- -------------------------------------------
-- 管理员和权限表
-- -------------------------------------------

CREATE TABLE admin_users (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  username VARCHAR(64) NOT NULL,
  password_hash VARCHAR(255) NOT NULL,
  nickname VARCHAR(64) NOT NULL DEFAULT '',
  status VARCHAR(32) NOT NULL DEFAULT 'active',
  last_login_at DATETIME NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_admin_users_username (username)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE roles (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  code VARCHAR(64) NOT NULL,
  name VARCHAR(64) NOT NULL,
  description VARCHAR(255) NOT NULL DEFAULT '',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_roles_code (code)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE permissions (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  code VARCHAR(128) NOT NULL,
  name VARCHAR(64) NOT NULL,
  resource VARCHAR(128) NOT NULL,
  action VARCHAR(64) NOT NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_permissions_code (code)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE admin_user_roles (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  admin_user_id BIGINT UNSIGNED NOT NULL,
  role_id BIGINT UNSIGNED NOT NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  UNIQUE KEY uk_admin_user_roles_user_role (admin_user_id, role_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE role_permissions (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  role_id BIGINT UNSIGNED NOT NULL,
  permission_id BIGINT UNSIGNED NOT NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  UNIQUE KEY uk_role_permissions_role_permission (role_id, permission_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- -------------------------------------------
-- 系统配置表
-- -------------------------------------------

CREATE TABLE system_configs (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  `key` VARCHAR(128) NOT NULL,
  `value` TEXT NOT NULL,
  description VARCHAR(255) NOT NULL DEFAULT '',
  updated_by BIGINT UNSIGNED NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_system_configs_key (`key`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- -------------------------------------------
-- 客服聊天表
-- -------------------------------------------

CREATE TABLE chat_conversations (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  order_id BIGINT UNSIGNED NULL,
  type VARCHAR(32) NOT NULL DEFAULT 'order_group',
  title VARCHAR(128) NOT NULL,
  status VARCHAR(32) NOT NULL DEFAULT 'active',
  last_message_id BIGINT UNSIGNED NULL,
  last_message_preview VARCHAR(255) NOT NULL DEFAULT '',
  last_message_at DATETIME NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_chat_conversations_order_id (order_id),
  KEY idx_chat_conversations_last_message_at (last_message_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE chat_participants (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  conversation_id BIGINT UNSIGNED NOT NULL,
  participant_type VARCHAR(16) NOT NULL,
  participant_id BIGINT UNSIGNED NOT NULL,
  role VARCHAR(32) NOT NULL,
  remark VARCHAR(128) NOT NULL DEFAULT '',
  last_read_at DATETIME NULL,
  joined_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  UNIQUE KEY uk_chat_participants_member (conversation_id, participant_type, participant_id),
  KEY idx_chat_participants_participant (participant_type, participant_id),
  KEY idx_chat_participants_conversation (conversation_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE chat_messages (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  conversation_id BIGINT UNSIGNED NOT NULL,
  sender_type VARCHAR(16) NOT NULL,
  sender_id BIGINT UNSIGNED NOT NULL DEFAULT 0,
  sender_role VARCHAR(32) NOT NULL DEFAULT '',
  content_type VARCHAR(32) NOT NULL DEFAULT 'text',
  content TEXT NULL,
  attachment_urls JSON NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  KEY idx_chat_messages_conversation_id (conversation_id, id),
  KEY idx_chat_messages_created_at (created_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE chat_quick_replies (
  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
  admin_user_id BIGINT UNSIGNED NOT NULL DEFAULT 0 COMMENT '0=全局, >0=个人',
  title VARCHAR(64) NOT NULL COMMENT '快捷回复标题',
  content TEXT NOT NULL COMMENT '回复内容',
  sort_order INT NOT NULL DEFAULT 0 COMMENT '排序',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  INDEX idx_admin_user_id (admin_user_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='快捷回复模板';

SET FOREIGN_KEY_CHECKS = 1;