package dao

import (
	"gorm.io/gorm"
	"gorm.io/gorm/clause"
	"vote-admin-video-api/api/model"
	"vote-admin-video-api/global"
)

type BaseAgreementDao struct {
}

// GetBaseAgreementById 获取数据-id
func (r *BaseAgreementDao) GetBaseAgreementById(AgreementId int64) (m *model.BaseAgreement, err error) {
	err = global.Db.First(&m, AgreementId).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}

// GetBaseAgreementPreloadById 获取数据-加载全部关联-id
func (r *BaseAgreementDao) GetBaseAgreementPreloadById(AgreementId int64) (m *model.BaseAgreement, err error) {
	err = global.Db.Preload(clause.Associations).First(&m, AgreementId).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}

// DeleteBaseAgreement 删除
func (r *BaseAgreementDao) DeleteBaseAgreement(tx *gorm.DB, maps interface{}) error {
	err := tx.Where(maps).Delete(&model.BaseAgreement{}).Error
	if err != nil {
		return err
	}
	return nil
}

// DeleteBaseAgreementById 删除-id
func (r *BaseAgreementDao) DeleteBaseAgreementById(tx *gorm.DB, voteDayId int64) error {
	if err := tx.Delete(&model.BaseAgreement{}, voteDayId).Error; err != nil {
		return err
	}
	return nil
}

// EditBaseAgreement 修改
func (r *BaseAgreementDao) EditBaseAgreement(tx *gorm.DB, maps interface{}, data interface{}) error {
	err := tx.Model(&model.BaseAgreement{}).Where(maps).Updates(data).Error
	if err != nil {
		return err
	}
	return nil
}

// EditBaseAgreementById 修改-id
func (r *BaseAgreementDao) EditBaseAgreementById(tx *gorm.DB, AgreementId int64, data interface{}) error {
	err := tx.Model(&model.BaseAgreement{}).Where("agreement_id = ?", AgreementId).Updates(data).Error
	if err != nil {
		return err
	}
	return nil
}

// GetBaseAgreementList 获取列表
func (r *BaseAgreementDao) GetBaseAgreementList(maps interface{}) (m []*model.BaseAgreement, err error) {
	err = global.Db.Where(maps).Find(&m).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}

// GetBaseAgreementCount 获取数量
func (r *BaseAgreementDao) GetBaseAgreementCount(maps interface{}) (total int64, err error) {
	err = global.Db.Model(&model.BaseAgreement{}).Where(maps).Count(&total).Error
	if err != nil {
		return 0, err
	}
	return total, nil
}

// GetBaseAgreementListRand 获取列表-随机
func (r *BaseAgreementDao) GetBaseAgreementListRand(maps interface{}, limit int) (m []*model.BaseAgreement, err error) {
	err = global.Db.Where(maps).Order("rand()").Limit(limit).Find(&m).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}

// AddBaseAgreement 新增
func (r *BaseAgreementDao) AddBaseAgreement(tx *gorm.DB, model *model.BaseAgreement) (*model.BaseAgreement, error) {
	if err := tx.Create(model).Error; err != nil {
		return nil, err
	}
	return model, nil
}

// GetBaseAgreement 获取
func (r *BaseAgreementDao) GetBaseAgreement(maps interface{}) (m *model.BaseAgreement, err error) {
	err = global.Db.Where(maps).First(&m).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}

// Inc 自增
func (r *BaseAgreementDao) Inc(tx *gorm.DB, AgreementId int64, field string, numeral int) error {
	err := tx.Model(&model.BaseAgreement{}).Where("agreement_id = ?", AgreementId).UpdateColumn(field, gorm.Expr(field+" + ?", numeral)).Error
	if err != nil {
		return err
	}
	return nil
}

// Dec 自减
func (r *BaseAgreementDao) Dec(tx *gorm.DB, AgreementId int64, field string, numeral int) error {
	err := tx.Model(&model.BaseAgreement{}).Where("agreement_id = ?", AgreementId).UpdateColumn(field, gorm.Expr(field+" - ?", numeral)).Error
	if err != nil {
		return err
	}
	return nil
}

// GetBaseAgreementPageSearch 获取列表-分页
func (r *BaseAgreementDao) GetBaseAgreementPageSearch(page, pageSize int) (m []*model.BaseAgreement, total int64, err error) {
	var totalRecords int64

	// 构建查询条件
	query := global.Db.Model(&model.BaseAgreement{})

	// 排序
	query = query.Order("created_at desc")

	// 查询总数量
	if err := query.Count(&totalRecords).Error; err != nil {
		return nil, 0, err
	}

	err = query.Scopes(model.Paginate(page, pageSize)).Find(&m).Error
	if err != nil {
		return nil, 0, err
	}
	return m, totalRecords, nil
}