SET NAMES utf8mb4;

ALTER TABLE user_privacy_settings
  ADD COLUMN invisible_visit TINYINT(1) NOT NULL DEFAULT 0 AFTER allow_profile_visit_record;

ALTER TABLE membership_plans
  ADD COLUMN daily_like_limit INT UNSIGNED NOT NULL DEFAULT 20 AFTER daily_active_chat_limit,
  ADD COLUMN can_view_visitors TINYINT(1) NOT NULL DEFAULT 0 AFTER daily_like_limit,
  ADD COLUMN can_invisible_visit TINYINT(1) NOT NULL DEFAULT 0 AFTER can_view_visitors,
  ADD COLUMN recommendation_weight INT UNSIGNED NOT NULL DEFAULT 0 AFTER can_invisible_visit;

UPDATE membership_plans
SET daily_like_limit=CASE WHEN level>=2 THEN 0 WHEN level=1 THEN 100 ELSE 20 END,
    can_view_visitors=IF(level>=1,1,0),
    can_invisible_visit=IF(level>=1,1,0),
    recommendation_weight=CASE WHEN level>=2 THEN 30 WHEN level=1 THEN 15 ELSE 0 END;

ALTER TABLE user_verifications
  DROP PRIMARY KEY,
  ADD PRIMARY KEY (user_id, verification_type);

CREATE TABLE IF NOT EXISTS user_daily_like_usage (
  user_id BIGINT UNSIGNED NOT NULL,
  usage_date DATE NOT NULL,
  used_count INT UNSIGNED NOT NULL DEFAULT 0,
  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
  PRIMARY KEY (user_id, usage_date)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS user_daily_like_targets (
  user_id BIGINT UNSIGNED NOT NULL,
  target_type VARCHAR(20) NOT NULL,
  target_id BIGINT UNSIGNED NOT NULL,
  usage_date DATE NOT NULL,
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  PRIMARY KEY (user_id, target_type, target_id, usage_date)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS user_notification_settings (
  user_id BIGINT UNSIGNED NOT NULL,
  im_enabled TINYINT(1) NOT NULL DEFAULT 1,
  interaction_enabled TINYINT(1) NOT NULL DEFAULT 1,
  system_enabled TINYINT(1) NOT NULL DEFAULT 1,
  sound_enabled TINYINT(1) NOT NULL DEFAULT 1,
  vibration_enabled TINYINT(1) NOT NULL DEFAULT 1,
  quiet_start VARCHAR(5) NOT NULL DEFAULT '',
  quiet_end VARCHAR(5) NOT NULL DEFAULT '',
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
  PRIMARY KEY (user_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS user_push_tokens (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  user_id BIGINT UNSIGNED NOT NULL,
  device_id VARCHAR(100) NOT NULL,
  provider VARCHAR(30) NOT NULL,
  push_token VARCHAR(500) NOT NULL,
  platform VARCHAR(20) NOT NULL DEFAULT '',
  app_version VARCHAR(30) NOT NULL DEFAULT '',
  status TINYINT UNSIGNED NOT NULL DEFAULT 1,
  last_active_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
  PRIMARY KEY (id),
  UNIQUE KEY uk_push_device_provider (user_id, device_id, provider),
  KEY idx_push_user_status (user_id, status)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS user_feedback (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  user_id BIGINT UNSIGNED NOT NULL,
  category VARCHAR(30) NOT NULL,
  content VARCHAR(2000) NOT NULL,
  contact VARCHAR(100) NOT NULL DEFAULT '',
  evidence_json JSON NULL,
  status VARCHAR(20) NOT NULL DEFAULT 'PENDING',
  reply_content VARCHAR(2000) NOT NULL DEFAULT '',
  handled_by BIGINT UNSIGNED NULL,
  handled_at DATETIME(3) NULL,
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
  PRIMARY KEY (id),
  KEY idx_feedback_user_created (user_id, created_at),
  KEY idx_feedback_status_created (status, created_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS user_account_closures (
  user_id BIGINT UNSIGNED NOT NULL,
  reason VARCHAR(500) NOT NULL DEFAULT '',
  status VARCHAR(20) NOT NULL DEFAULT 'PENDING',
  requested_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  execute_after DATETIME(3) NOT NULL,
  cancelled_at DATETIME(3) NULL,
  completed_at DATETIME(3) NULL,
  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
  PRIMARY KEY (user_id),
  KEY idx_closure_status_execute (status, execute_after)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS user_consents (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  user_id BIGINT UNSIGNED NOT NULL,
  agreement_type VARCHAR(30) NOT NULL,
  agreement_version VARCHAR(30) NOT NULL,
  accepted_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  ip VARCHAR(45) NOT NULL DEFAULT '',
  device_id VARCHAR(100) NOT NULL DEFAULT '',
  PRIMARY KEY (id),
  UNIQUE KEY uk_user_consent_version (user_id, agreement_type, agreement_version)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

ALTER TABLE orders
  ADD COLUMN refund_reason VARCHAR(500) NOT NULL DEFAULT '' AFTER payment_notified_at,
  ADD COLUMN refund_requested_at DATETIME(3) NULL AFTER refund_reason;

INSERT INTO user_notification_settings(user_id)
SELECT id FROM users
ON DUPLICATE KEY UPDATE user_id=VALUES(user_id);

INSERT INTO system_configs (config_key,config_value,value_type,description) VALUES
  ('membership.free_daily_like_limit','20','number','普通用户每日点赞次数'),
  ('account.cancellation_cooling_days','7','number','账号注销冷静期天数'),
  ('legal.user_agreement_version','1.0','string','用户协议版本'),
  ('legal.privacy_policy_version','1.0','string','隐私政策版本'),
  ('legal.operator_name','','string','平台运营主体全称（上线前必填）'),
  ('legal.contact','','string','隐私与客服联系方式（上线前必填）'),
  ('legal.effective_date','','string','协议生效日期，格式 YYYY-MM-DD'),
  ('legal.user_agreement_url','','string','完整用户协议 HTTPS 地址'),
  ('legal.privacy_policy_url','','string','完整隐私政策 HTTPS 地址'),
  ('app.maintenance.enabled','false','boolean','客户端维护模式'),
  ('app.maintenance.message','系统维护中，请稍后再试','string','客户端维护提示'),
  ('app.features.nearby','true','boolean','附近功能开关'),
  ('app.features.feed','true','boolean','动态功能开关'),
  ('app.features.membership','true','boolean','会员功能开关'),
  ('app.features.im','true','boolean','即时通讯功能开关'),
  ('app.min_version.android','1.0.0','string','Android 最低版本'),
  ('app.min_version.ios','1.0.0','string','iOS 最低版本'),
  ('app.min_version.h5','1.0.0','string','H5 最低版本')
ON DUPLICATE KEY UPDATE description=VALUES(description),value_type=VALUES(value_type);