package model

import (
	"SciencesServer/app/common/model"
	"SciencesServer/serve/orm"
	"fmt"
)

type ManageExpert struct {
	*model.ManageExpert
}

type ManageExpertInfo struct {
	*model.ManageExpert
	Name           string `json:"name"`
	ResearchName   string `json:"research_name"`
	LaboratoryName string `json:"laboratory_name"`
}

// Experts 专家信息
func (m *ManageExpert) Experts(page, pageSize int, count *int64, where ...*model.ModelWhere) ([]*ManageExpertInfo, error) {
	mUserInstance := model.NewUserInstance()
	mSysTenant := model.NewSysTenant()

	db := orm.GetDB().Table(m.TableName()+" AS e").
		Select("e.*", "u.name", "l.name AS laboratory_name", "r.name AS research_name").
		Joins(fmt.Sprintf("LEFT JOIN %s AS u ON e.uid = u.uuid", mUserInstance.TableName())).
		Joins(fmt.Sprintf("LEFT JOIN %s AS l ON e.tenant_id = l.id", mSysTenant.TableName())).
		Joins(fmt.Sprintf("LEFT JOIN %s AS r ON l.parent_id = r.id", mSysTenant.TableName())).
		Where("")

	if len(where) > 0 {
		for _, v := range where {
			db = db.Where(v.Condition, v.Value)
		}
	}
	out := make([]*ManageExpertInfo, 0)

	if err := db.Count(count).Error; err != nil {
		return nil, err
	}
	if err := db.Order("e.id " + model.OrderModeToDesc).Offset((page - 1) * pageSize).Limit(pageSize).Scan(&out).Error; err != nil {
		return nil, err
	}
	return out, nil
}

func NewManageExpert() *ManageExpert {
	return &ManageExpert{model.NewManageExpert()}
}