-- +goose Up

CREATE TABLE ad_tracking_links (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  name VARCHAR(128) NOT NULL COMMENT '推广名称',
  code VARCHAR(64) NOT NULL COMMENT '自定义短码后缀',
  channel_type VARCHAR(64) NOT NULL DEFAULT 'other' COMMENT '渠道场景类型: cybercafe/campus/offline_promo/partner/online_ad/other',
  target_url VARCHAR(512) NOT NULL DEFAULT 'https://hao858.com/' COMMENT '目标跳转落地页',
  status VARCHAR(16) NOT NULL DEFAULT 'active' COMMENT '状态: active启用/disabled停用',
  cost_cent BIGINT NOT NULL DEFAULT 0 COMMENT '投放预算或成本(分)',
  notes VARCHAR(500) NOT NULL DEFAULT '' COMMENT '备注说明',
  created_by BIGINT UNSIGNED NOT NULL DEFAULT 0 COMMENT '创建管理员ID',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (id),
  UNIQUE KEY uk_ad_tracking_links_code (code),
  KEY idx_ad_tracking_links_status (status),
  KEY idx_ad_tracking_links_channel (channel_type),
  KEY idx_ad_tracking_links_created (created_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='广告与推广追踪链接';

CREATE TABLE ad_tracking_clicks (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  link_id BIGINT UNSIGNED NOT NULL COMMENT '推广链接ID',
  code VARCHAR(64) NOT NULL COMMENT '推广短码',
  ip VARCHAR(64) NOT NULL DEFAULT '' COMMENT '访问客户端IP',
  user_agent VARCHAR(512) NOT NULL DEFAULT '' COMMENT '客户端UA',
  device_type VARCHAR(32) NOT NULL DEFAULT 'unknown' COMMENT '设备类型: pc/mobile/tablet/unknown',
  os VARCHAR(32) NOT NULL DEFAULT 'unknown' COMMENT '操作系统',
  browser VARCHAR(32) NOT NULL DEFAULT 'unknown' COMMENT '浏览器',
  referer VARCHAR(512) NOT NULL DEFAULT '' COMMENT '来源Referer',
  visitor_id VARCHAR(64) NOT NULL DEFAULT '' COMMENT '访客终端唯一ID',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  PRIMARY KEY (id),
  KEY idx_ad_tracking_clicks_link_created (link_id, created_at),
  KEY idx_ad_tracking_clicks_code_created (code, created_at),
  KEY idx_ad_tracking_clicks_ip_created (ip, created_at),
  KEY idx_ad_tracking_clicks_visitor (visitor_id, created_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='推广链接跳转点击流水';

ALTER TABLE users ADD COLUMN register_track_code VARCHAR(64) NULL DEFAULT NULL COMMENT '注册来源推广短码';
ALTER TABLE users ADD KEY idx_users_register_track_code (register_track_code);

ALTER TABLE rental_orders ADD COLUMN source_track_code VARCHAR(64) NULL DEFAULT NULL COMMENT '订单来源推广短码';
ALTER TABLE rental_orders ADD KEY idx_rental_orders_source_track_code (source_track_code);

INSERT INTO permissions (code, name, resource, action) VALUES
('ad_tracking:manage', '管理推广链接与数据追踪', 'ad_tracking', 'manage')
ON DUPLICATE KEY UPDATE
  name = VALUES(name),
  resource = VALUES(resource),
  action = VALUES(action);

INSERT IGNORE INTO role_permissions (role_id, permission_id)
SELECT r.id, p.id FROM roles r, permissions p
WHERE r.code IN ('super_admin', 'operator') AND p.code = 'ad_tracking:manage';

-- +goose Down

DELETE rp FROM role_permissions rp
JOIN permissions p ON p.id = rp.permission_id
WHERE p.code = 'ad_tracking:manage';

DELETE FROM permissions WHERE code = 'ad_tracking:manage';

ALTER TABLE rental_orders DROP KEY idx_rental_orders_source_track_code;
ALTER TABLE rental_orders DROP COLUMN source_track_code;

ALTER TABLE users DROP KEY idx_users_register_track_code;
ALTER TABLE users DROP COLUMN register_track_code;

DROP TABLE IF EXISTS ad_tracking_clicks;
DROP TABLE IF EXISTS ad_tracking_links;