package dao

import (
	"errors"
	"gorm.io/gorm"
	"hospital-admin-api/api/model"
	"hospital-admin-api/api/requests"
	"hospital-admin-api/global"
	"strings"
)

type DoctorAccountDao struct {
}

// GetDoctorAccountById 获取医生账户数据-账户id
func (r *DoctorAccountDao) GetDoctorAccountById(accountId int64) (m *model.DoctorAccount, err error) {
	err = global.Db.First(&m, accountId).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}

// GetDoctorAccountByDoctorId 获取医生账户数据-医生id
func (r *DoctorAccountDao) GetDoctorAccountByDoctorId(doctorId int64) (m *model.DoctorAccount, err error) {
	err = global.Db.Where("doctor_id = ?", doctorId).First(&m).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}

// DeleteDoctorAccount 删除医生账户
func (r *DoctorAccountDao) DeleteDoctorAccount(tx *gorm.DB, maps interface{}) error {
	err := tx.Where(maps).Delete(&model.DoctorAccount{}).Error
	if err != nil {
		return err
	}
	return nil
}

// EditDoctorAccount 修改医生账户
func (r *DoctorAccountDao) EditDoctorAccount(tx *gorm.DB, maps interface{}, data interface{}) error {
	err := tx.Model(&model.DoctorAccount{}).Where(maps).Updates(data).Error
	if err != nil {
		return err
	}
	return nil
}

// EditDoctorAccountById 修改医生账户-医生账户id
func (r *DoctorAccountDao) EditDoctorAccountById(tx *gorm.DB, accountId int64, data interface{}) error {
	err := tx.Model(&model.DoctorAccount{}).Where("account_id = ?", accountId).Updates(data).Error
	if err != nil {
		return err
	}
	return nil
}

// GetDoctorAccountList 获取医生账户列表
func (r *DoctorAccountDao) GetDoctorAccountList(maps interface{}) (m []*model.DoctorAccount, err error) {
	err = global.Db.Where(maps).Find(&m).Error
	if err != nil {
		return nil, err
	}
	return m, nil
}

// AddDoctorAccount 新增医生账户
func (r *DoctorAccountDao) AddDoctorAccount(tx *gorm.DB, model *model.DoctorAccount) (*model.DoctorAccount, error) {
	if err := tx.Create(model).Error; err != nil {
		return nil, err
	}
	return model, nil
}

// Dec 自减
func (r *DoctorAccountDao) Dec(tx *gorm.DB, maps interface{}, numeral float64, field string) error {
	err := tx.Model(&model.DoctorAccount{}).Where(maps).Update(field, gorm.Expr(field+" - ?", numeral)).Error
	if err != nil {
		return err
	}
	return nil
}

// Inc 自增
func (r *DoctorAccountDao) Inc(tx *gorm.DB, maps interface{}, numeral float64, field string) error {
	err := tx.Model(&model.DoctorAccount{}).Where(maps).Update(field, gorm.Expr(field+" + ?", numeral)).Error
	if err != nil {
		return err
	}
	return nil
}

// GetDoctorAccountPage 获取医生账户列表-分页
func (r *DoctorAccountDao) GetDoctorAccountPage(req requests.GetDoctorAccountPage, page, pageSize int) (m []*model.DoctorAccount, total int64, err error) {
	var totalRecords int64

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

	// 医生
	query = query.Preload("UserDoctor", func(db *gorm.DB) *gorm.DB {
		return db.Omit("open_id", "union_id", "wx_session_key")
	})

	// 用户
	query = query.Preload("UserDoctor.User", func(db *gorm.DB) *gorm.DB {
		return db.Omit("user_password", "salt")
	})

	// 手机号
	if req.Mobile != "" {
		// 医生
		doctorUserSubQuery := global.Db.Model(&model.User{}).
			Select("user_id").
			Where("mobile = ?", req.Mobile)

		doctorSubQuery := global.Db.Model(&model.UserDoctor{}).
			Select("doctor_id").
			Where(gorm.Expr("user_id IN (?)", doctorUserSubQuery))

		query = query.Where("doctor_id IN (?)", doctorSubQuery)
	}

	// 用户名称
	if req.UserName != "" {
		subQuery := global.Db.Model(&model.UserDoctor{}).
			Select("doctor_id").
			Where("user_name LIKE ?", "%"+req.UserName+"%")

		query = query.Where(gorm.Expr("doctor_id IN (?)", subQuery))
	}

	// 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
}

// GetDoctorAccountExportListSearch 医生账户-导出
func (r *DoctorAccountDao) GetDoctorAccountExportListSearch(req requests.DoctorAccountExportList) (m []*model.DoctorAccount, err error) {
	// 构建查询条件
	query := global.Db.Model(&model.DoctorAccount{})

	// 医生
	query = query.Preload("UserDoctor", func(db *gorm.DB) *gorm.DB {
		return db.Omit("open_id", "union_id", "wx_session_key")
	})

	// 用户
	query = query.Preload("UserDoctor.User", func(db *gorm.DB) *gorm.DB {
		return db.Omit("user_password", "salt")
	})

	// 当前搜索数据
	if req.Type == 1 {
		// 手机号
		if req.Mobile != "" {
			// 医生
			doctorUserSubQuery := global.Db.Model(&model.User{}).
				Select("user_id").
				Where("mobile = ?", req.Mobile)

			doctorSubQuery := global.Db.Model(&model.UserDoctor{}).
				Select("doctor_id").
				Where(gorm.Expr("user_id IN (?)", doctorUserSubQuery))

			query = query.Where("doctor_id IN (?)", doctorSubQuery)
		}

		// 用户名称
		if req.UserName != "" {
			subQuery := global.Db.Model(&model.UserDoctor{}).
				Select("doctor_id").
				Where("user_name LIKE ?", "%"+req.UserName+"%")

			query = query.Where(gorm.Expr("doctor_id IN (?)", subQuery))
		}
	}

	// 当前选择数据
	if req.Type == 2 {
		if req.Id == "" {
			return nil, errors.New("未提供需导出数据编号")
		}

		id := strings.Split(req.Id, ",")
		query = query.Where("account_id IN (?)", id)
	}

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

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