package repository

import (
	"strings"

	"hyapp-admin-server/internal/model"
)

type AppPopupListOptions struct {
	AppCode string
	Keyword string
	Status  string
}

func (s *Store) ListAppPopups(options AppPopupListOptions) ([]model.AppPopup, error) {
	var items []model.AppPopup
	// 管理后台列表先用 app_code 做租户隔离，再叠加状态和关键字；时间窗口只改变展示资格，不影响后台可见性。
	query := s.db.Where("app_code = ?", strings.TrimSpace(options.AppCode))
	if options.Status != "" {
		query = query.Where("status = ?", strings.TrimSpace(options.Status))
	}
	if options.Keyword != "" {
		like := "%" + strings.TrimSpace(options.Keyword) + "%"
		query = query.Where("(code LIKE ? OR name LIKE ? OR jump_url LIKE ? OR image_url LIKE ?)", like, like, like, like)
	}
	err := query.Order("sort_order ASC, id DESC").Find(&items).Error
	return items, err
}

func (s *Store) HasAppPopupCode(appCode string, code string, excludeID uint) (bool, error) {
	var count int64
	// code 是客户端频控和埋点使用的稳定标识，同一个 App 下必须唯一；更新时排除当前记录。
	query := s.db.Model(&model.AppPopup{}).
		Where("app_code = ? AND code = ?", strings.TrimSpace(appCode), strings.TrimSpace(code))
	if excludeID > 0 {
		query = query.Where("id <> ?", excludeID)
	}
	if err := query.Count(&count).Error; err != nil {
		return false, err
	}
	return count > 0, nil
}

func (s *Store) ExpireAppPopups(appCode string, nowMs int64) error {
	appCode = strings.TrimSpace(appCode)
	if appCode == "" || nowMs <= 0 {
		return nil
	}
	// 只把已经结束的 active 弹窗转成 expired，手动关闭的配置不自动覆盖，避免运营状态被时间任务误改。
	return s.db.Model(&model.AppPopup{}).
		Where("app_code = ? AND status = ? AND ends_at_ms > 0 AND ends_at_ms <= ?", appCode, "active", nowMs).
		Updates(map[string]any{
			"status":        "expired",
			"updated_at_ms": nowMs,
		}).Error
}

func (s *Store) GetAppPopup(appCode string, id uint) (model.AppPopup, error) {
	var item model.AppPopup
	// app_code 和 id 同时限定，防止多 App 后台误编辑其他应用的弹窗。
	err := s.db.Where("app_code = ? AND id = ?", strings.TrimSpace(appCode), id).First(&item).Error
	return item, err
}

func (s *Store) CreateAppPopup(item *model.AppPopup) error {
	return s.db.Create(item).Error
}

func (s *Store) UpdateAppPopup(item *model.AppPopup) error {
	return s.db.Save(item).Error
}

func (s *Store) DeleteAppPopup(appCode string, id uint) error {
	// 弹窗配置和 Banner/开屏保持一致，后台删除使用硬删除；审计在 handler 层写操作日志。
	return s.db.Where("app_code = ? AND id = ?", strings.TrimSpace(appCode), id).Delete(&model.AppPopup{}).Error
}