cas_tt_cloud_backend/app/api/website/model/technology_achievement.go

package model

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

type TechnologyAchievement struct {
	*model.TechnologyAchievement
}

// TechnologyAchievementInfo 技术成果信息
type TechnologyAchievementInfo struct {
	*model.TechnologyAchievement
	VisitCount   int `json:"visit_count"`
	CollectCount int `json:"collect_count"`
}

// Achievement 成果信息
func (m *TechnologyAchievement) Achievement(page, pageSize int, count *int64, where ...*model.ModelWhere) ([]*TechnologyAchievementInfo, error) {
	db := orm.GetDB().Table(m.TableName()+" AS a").
		Select("a.id", "a.title", "a.mode", "a.image", "a.industry", "a.customer", "a.maturity",
			"a.cooperation_mode", "a.keyword", "v.count AS visit_count", "c.count AS collect_count").
		Joins(fmt.Sprintf("LEFT JOIN (SELECT achievement_id, SUM(count) AS count FROM %s WHERE is_deleted = %d GROUP BY achievement_id) AS v ON a.id = v.achievement_id",
			model.NewTechnologyAchievementVisit().TableName(), model.DeleteStatusForNot)).
		Joins(fmt.Sprintf("LEFT JOIN (SELECT achievement_id, SUM(count) AS count FROM %s WHERE is_deleted = %d GROUP BY achievement_id) AS c ON a.id = c.achievement_id",
			model.NewTechnologyAchievementCollect().TableName(), model.DeleteStatusForNot)).
		Where("a.status = ?", model.TechnologyAchievementStatusForAgree).
		Where("a.is_deleted = ?", model.DeleteStatusForNot)

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

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

// Detail 成果详细信息
func (m *TechnologyAchievement) Detail(id uint64) (*TechnologyAchievementInfo, error) {
	db := orm.GetDB().Table(m.TableName()+" AS a").
		Select("a.*", "v.count AS visit_count", "c.count AS collect_count").
		Joins(fmt.Sprintf("LEFT JOIN (SELECT achievement_id, SUM(count) AS count FROM %s WHERE is_deleted = %d GROUP BY achievement_id) AS v ON a.id = v.achievement_id",
			model.NewTechnologyAchievementVisit().TableName(), model.DeleteStatusForNot)).
		Joins(fmt.Sprintf("LEFT JOIN (SELECT achievement_id, SUM(count) AS count FROM %s WHERE is_deleted = %d GROUP BY achievement_id) AS c ON a.id = c.achievement_id",
			model.NewTechnologyAchievementCollect().TableName(), model.DeleteStatusForNot)).
		Where("a.id = ?", id)

	out := new(TechnologyAchievementInfo)

	if err := db.Scan(&out).Error; err != nil {
		return nil, err
	}
	return out, nil
}

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

	err := orm.GetDB().Table(m.TableName()+" AS a").
		Select("e.province", "e.city", "GROUP_CONCAT(a.industry SEPARATOR '&') AS industry").
		Joins(fmt.Sprintf("LEFT JOIN %s AS u_e ON a.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("a.status = ?", model.TechnologyAchievementStatusForAgree).
		Where("a.shelf_status = ?", model.ShelfStatusForUp).
		Scan(&out).Error

	return out, err
}

func NewTechnologyAchievement() *TechnologyAchievement {
	return &TechnologyAchievement{model.NewTechnologyAchievement()}
}