// Package mapper 数据访问层
package mapper

import (
	"server/common"
	"server/modules/yx/entity"
	"server/modules/yx/vo"
)

type YxVolunteerMapper struct {
	*common.BaseMapper[entity.YxVolunteer]
}

func NewYxVolunteerMapper() *YxVolunteerMapper {
	return &YxVolunteerMapper{
		BaseMapper: common.NewBaseMapper[entity.YxVolunteer](),
	}
}

// CloseOtherVolunteer 关闭用户的其他志愿单
func (m *YxVolunteerMapper) CloseOtherVolunteer(userId string) error {
	result := m.GetDB().Model(&entity.YxVolunteer{}).
		Where("create_by = ?", userId).
		Updates(map[string]interface{}{"state": "0"})

	if result.Error != nil {
		return result.Error
	}
	return nil
}

// FindActiveByScoreId 根据 scoreId 查找激活的志愿单
func (m *YxVolunteerMapper) FindActiveByScoreId(scoreId string) (*entity.YxVolunteer, error) {
	var item entity.YxVolunteer
	err := m.GetDB().Where("score_id = ? AND state = ?", scoreId, "1").First(&item).Error
	return &item, err
}

// ListByUser 查询用户的志愿单列表（包含成绩信息）
func (m *YxVolunteerMapper) ListByUser(userID string, page, size int) ([]vo.UserVolunteerVO, int64, error) {
	var items []vo.UserVolunteerVO
	var total int64

	db := m.GetDB().Table("yx_volunteer v").
		Select("v.*, s.professional_category, s.province, s.cultural_score, s.professional_score").
		Joins("LEFT JOIN yx_user_score s ON v.score_id = s.id").
		Where("v.create_by = ?", userID)

	db.Count(&total)
	err := db.Order("v.create_time DESC").Offset((page - 1) * size).Limit(size).Scan(&items).Error
	return items, total, err
}