package model

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

type ManageCompany struct {
	*model.ManageCompany
}

// ManageCompanyProduct 产品信息
type ManageCompanyProduct struct {
	*model.TechnologyProduct
	VisitCount   int    `json:"visit_count"`
	IsCollect    uint64 `json:"is_collect"`
	CollectCount int    `json:"collect_count"`
}

// Product 产品信息
func (m *ManageCompany) Product(id, uid uint64, page, pageSize int, count *int64) ([]*ManageCompanyProduct, error) {
	mTechnologyProductCollect := model.NewTechnologyProductCollect()

	db := orm.GetDB().Table(model.NewUserCompany().TableName()+" u_c").
		Select("p.id", "p.title", "p.image", "p.industry", "p.maturity", "p.lead_standard", "p.cooperation_mode",
			"p.keyword", "v.count AS visit_count", "IFNULL(c_u.id, 0) AS is_collect", "c.count AS collect_count").
		Joins(fmt.Sprintf("LEFT JOIN %s AS p ON u_c.uid = p.uid AND p.shelf_status = %d AND p.status = %d AND p.is_deleted = %d",
			model.NewTechnologyProduct().TableName(), model.ShelfStatusForUp, model.TechnologyProductStatusForAgree, model.DeleteStatusForNot)).
		Joins(fmt.Sprintf("LEFT JOIN (SELECT product_id, SUM(count) AS count FROM %s WHERE is_deleted = %d GROUP BY product_id) AS v ON p.id = v.product_id",
			model.NewTechnologyProductVisit().TableName(), model.DeleteStatusForNot)).
		Joins(fmt.Sprintf("LEFT JOIN (SELECT product_id, COUNT(count) AS count FROM %s WHERE is_deleted = %d GROUP BY product_id) AS c ON p.id = c.product_id",
			mTechnologyProductCollect.TableName(), model.DeleteStatusForNot)).
		Joins(fmt.Sprintf("LEFT JOIN %s AS c_u ON p.id = c_u.product_id AND c_u.uid = %d AND c_u.is_deleted = %d",
			mTechnologyProductCollect.TableName(), uid, model.DeleteStatusForNot)).
		Joins(fmt.Sprintf("")).
		Where("u_c.company_id = ?", id).
		Where("u_c.invalid_status = ?", model.InvalidStatusForNot).
		Where("u_c.is_deleted = ?", model.DeleteStatusForNot)

	out := make([]*ManageCompanyProduct, 0)

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

func NewManageCompany() *ManageCompany {
	return &ManageCompany{model.NewManageCompany()}
}