cas_tt_cloud_backend/app/api/admin/model/technology_patent.go

package model

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

// TechnologyPatent 专利信息
type TechnologyPatent struct {
	*model.TechnologyPatent
}

// TechnologyPatentInfo 专利信息
type TechnologyPatentInfo struct {
	model.Model
	model.ModelTenant
	Kind      model.TechnologyPatentKind `json:"kind"`
	Title     string                     `json:"title"`
	ApplyCode string                     `json:"apply_code"`
	ApplyAt   string                     `json:"apply_at"`
	ApplyName string                     `json:"apply_name"`
	Inventor  string                     `json:"inventor"`
	model.Shelf
	UID       uint64    `json:"-"`
	CreatedAt time.Time `json:"created_at"`
}

func (m *TechnologyPatent) IsExistParams(params map[string]interface{}) (bool, error) {
	var count int64
	db := orm.GetDB().Table(m.TableName())

	if len(params) > 0 {
		for k, v := range params {
			db = db.Or(fmt.Sprintf("%s = '%v' AND is_deleted = %d", k, v, model.DeleteStatusForNot))
		}
	}
	err := db.Count(&count).Error
	return count > 0, err
}

// Patent 专利信息
func (m *TechnologyPatent) Patent(page, pageSize int, count *int64, where ...*model.ModelWhere) ([]*TechnologyPatentInfo, error) {
	db := orm.GetDB().Table(m.TableName()+" AS p").
		Select("p.id", "p.kind", "p.title", "p.apply_code", "p.inventor", "p.apply_name", "p.apply_at",
			"p.shelf_status", "p.created_at").
		Where("p.is_deleted = ?", model.DeleteStatusForNot)

	if len(where) > 0 {
		for _, wo := range where {
			db = db.Where(wo.Condition, wo.Value)
		}
	}
	out := make([]*TechnologyPatentInfo, 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 NewTechnologyPatent() *TechnologyPatent {
	return &TechnologyPatent{model.NewTechnologyPatent()}
}