package dao

import (
	"gorm.io/gorm"
	"gorm.io/gorm/clause"
	"hepa-calc-api/api/model"
	"hepa-calc-api/global"
)

type QuestionDao struct {
}

// GetQuestionById 获取数据-id
func (r *QuestionDao) GetQuestionById(QuestionId int64) (m *model.Question, err error) {
	err = global.Db.First(&m, QuestionId).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}

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

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

// DeleteQuestionById 删除-id
func (r *QuestionDao) DeleteQuestionById(tx *gorm.DB, QuestionId int64) error {
	if err := tx.Delete(&model.Question{}, QuestionId).Error; err != nil {
		return err
	}
	return nil
}

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

// EditQuestionById 修改-id
func (r *QuestionDao) EditQuestionById(tx *gorm.DB, QuestionId int64, data interface{}) error {
	err := tx.Model(&model.Question{}).Where("question_id = ?", QuestionId).Updates(data).Error
	if err != nil {
		return err
	}
	return nil
}

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

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

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

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

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