package dao

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

type BaseAreaDao struct {
}

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

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

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

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

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

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

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

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

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

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

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

// GetAreaList 获取地区列表
func (r *BaseAreaDao) GetAreaList(request requests.GetAreaList) (m []*model.BaseArea, err error) {
	result := global.Db

	if request.AreaId != "" {
		result = result.Where("id = ?", request.AreaId)
	}

	if request.AreaName != "" {
		result = result.Where("name like ?", "%"+request.AreaName+"%")
	}

	if request.ParentId != "" {
		result = result.Where("parent = ?", request.ParentId)
	} else {
		result = result.Where("parent is NULL")
	}

	err = result.Find(&m).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}