package model

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

type TechnologyDemand struct {
	*model.TechnologyDemand
}

// Distribution 分布信息
func (m *TechnologyDemand) Distribution() ([]*DataAreaDistributionInfo, error) {
	out := make([]*DataAreaDistributionInfo, 0)

	err := orm.GetDB().Table(m.TableName()+" AS d").
		Select("e.province", "e.city", "GROUP_CONCAT(d.industry SEPARATOR '&') AS industry").
		Joins(fmt.Sprintf("LEFT JOIN %s AS u_e ON d.uid = u_e.uid", model.NewUserExpert().TableName())).
		Joins(fmt.Sprintf("LEFT JOIN %s AS e ON u_e.expert_id = e.id", model.NewManageExpert().TableName())).
		Group("e.province").Group("e.city").
		Order("e.province "+model.OrderModeToAsc).Order("e.city "+model.OrderModeToAsc).
		Where("d.status = ?", model.TechnologyDemandStatusForAgree).
		Scan(&out).Error

	return out, err
}

func NewTechnologyDemand() *TechnologyDemand {
	return &TechnologyDemand{model.NewTechnologyDemand()}
}