feat：优化项目信息

app/api/enterprise/controller/order/instance.go

@@ -0,0 +1,140 @@
+package order
+
+import (
+	"SciencesServer/app/api/enterprise/model"
+	"SciencesServer/app/basic/controller"
+	model2 "SciencesServer/app/common/model"
+	"SciencesServer/app/session"
+	"SciencesServer/serve/orm"
+	"SciencesServer/utils"
+	"errors"
+	"gorm.io/gorm"
+	"time"
+)
+
+// Instance 订单信息
+type Instance struct {
+	*session.Enterprise
+	tenantID uint64
+}
+
+type InstanceHandle func(session *session.Enterprise, tenantID uint64) *Instance
+
+// InstanceInfo 订单信息
+type InstanceInfo struct {
+	ID string `json:"id"`
+	*model2.OrderInstance
+}
+
+// Index 首页信息
+func (c *Instance) Index(orderNo, status string, page, pageSize int) (*controller.ReturnPages, error) {
+	mOrderInstance := model.NewOrderInstance()
+
+	out := make([]*model2.OrderInstance, 0)
+
+	where := []*model2.ModelWhereOrder{
+		&model2.ModelWhereOrder{
+			Where: model2.NewWhere("uid", c.UID),
+			Order: model2.NewOrder("id", model2.OrderModeToDesc),
+		}}
+
+	if orderNo != "" {
+		where = append(where, &model2.ModelWhereOrder{
+			Where: model2.NewWhereLike("order_no", orderNo),
+		})
+	}
+	// 因int默认0，所以用string传递参数
+	if status != "" {
+		where = append(where, &model2.ModelWhereOrder{
+			Where: model2.NewWhereLike("status", utils.StringToInt(status)),
+		})
+	}
+	var count int64
+
+	if err := model2.Pages(mOrderInstance.OrderInstance, &out, page, pageSize, &count, where...); err != nil {
+		return nil, err
+	}
+
+	list := make([]*InstanceInfo, 0)
+
+	for _, v := range out {
+		list = append(list, &InstanceInfo{
+			ID: v.GetEncodeID(), OrderInstance: v,
+		})
+	}
+	return &controller.ReturnPages{Data: list, Count: count}, nil
+}
+
+// Cancel 订单取消
+func (c *Instance) Cancel(id uint64, remark string) error {
+	mOrderInstance := model.NewOrderInstance()
+	mOrderInstance.ID = id
+
+	isExist, err := model2.FirstField(mOrderInstance.OrderInstance, []string{"id", "uid", "status"})
+
+	if err != nil {
+		return err
+	} else if !isExist {
+		return errors.New("操作错误，订单信息不存在或已被删除")
+	} else if mOrderInstance.UID != c.UID {
+		return errors.New("操作错误，无权限操作")
+	}
+	if mOrderInstance.Status == model2.OrderInstanceStatusForInit {
+		return errors.New("操作错误，当前订单不允许取消")
+	}
+	return orm.GetDB().Transaction(func(tx *gorm.DB) error {
+		if err = model2.Updates(mOrderInstance.OrderInstance, map[string]interface{}{
+			"status": model2.OrderInstanceStatusForCancel, "updated_at": time.Now(),
+		}, tx); err != nil {
+			return err
+		}
+		mOrderLog := model.NewOrderLog()
+		mOrderLog.UID = c.UID
+		mOrderLog.OrderID = id
+		mOrderLog.Remark = remark
+		return model2.Create(mOrderLog.OrderLog, tx)
+	})
+}
+
+// Pay 支付操作
+func (c *Instance) Pay(id uint64) (interface{}, error) {
+	mOrderInstance := model.NewOrderInstance()
+	mOrderInstance.ID = id
+
+	isExist, err := model2.FirstField(mOrderInstance.OrderInstance, []string{"id", "uid", "status"})
+
+	if err != nil {
+		return nil, err
+	} else if !isExist {
+		return nil, errors.New("操作错误，订单信息不存在或已被删除")
+	} else if mOrderInstance.UID != c.UID {
+		return nil, errors.New("操作错误，无权限操作")
+	}
+	if mOrderInstance.Status == model2.OrderInstanceStatusForInit {
+		return nil, errors.New("操作错误，当前订单不允许支付")
+	}
+	if err = orm.GetDB().Transaction(func(tx *gorm.DB) error {
+		if err = model2.Updates(mOrderInstance.OrderInstance, map[string]interface{}{
+			"status": model2.OrderInstanceStatusForCancel, "updated_at": time.Now(),
+		}, tx); err != nil {
+			return err
+		}
+		mOrderLog := model.NewOrderLog()
+		mOrderLog.UID = c.UID
+		mOrderLog.OrderID = id
+		mOrderLog.Remark = "用户发起支付"
+		return model2.Create(mOrderLog.OrderLog, tx)
+	}); err != nil {
+		return nil, err
+	}
+	return nil, nil
+}
+
+func NewInstance() InstanceHandle {
+	return func(session *session.Enterprise, tenantID uint64) *Instance {
+		return &Instance{
+			Enterprise: session,
+			tenantID:   tenantID,
+		}
+	}
+}