feat：完善项目信息

app/api/enterprise/controller/user/bill.go

@@ -0,0 +1,124 @@
+package user
+
+import (
+	"SciencesServer/app/api/enterprise/model"
+	"SciencesServer/app/basic/controller"
+	model2 "SciencesServer/app/common/model"
+	"SciencesServer/app/session"
+	"SciencesServer/serve/orm"
+	"errors"
+	"gorm.io/gorm"
+	"strings"
+	"time"
+)
+
+type Bill struct {
+	*session.Enterprise
+}
+
+type BillHandle func(session *session.Enterprise) *Bill
+
+type (
+	// BillTicketInfo 账单发票信息
+	BillTicketInfo struct {
+		ID string `json:"id"`
+		*model2.UserBillTicket
+	}
+	// BillTicketParams 账单发票参数信息
+	BillTicketParams struct {
+		Kind                                        int
+		Name, DutyParagraph, Mobile, Email, Address string
+	}
+)
+
+// Instance 账单信息
+func (c *Bill) Instance(orderNo, createdAt string, page, pageSize int) (*controller.ReturnPages, error) {
+	mUserBill := model.NewUserBill()
+
+	where := []*model2.ModelWhere{
+		model2.NewWhere("b.uid", c.UID),
+	}
+	if orderNo != "" {
+		where = append(where, model2.NewWhere("b.order_no", orderNo))
+	}
+	if createdAt != "" {
+		where = append(where, model2.NewWhereSectionAt("b.created_at", strings.Split(createdAt, " ~ "))...)
+	}
+	var count int64
+
+	out, err := mUserBill.Bill(page, pageSize, &count, where...)
+
+	if err != nil {
+		return nil, err
+	}
+	return &controller.ReturnPages{Data: out, Count: count}, nil
+}
+
+// Ticket 发票信息
+func (c *Bill) Ticket(id uint64) (*BillTicketInfo, error) {
+	mUserBillTicket := model.NewUserBillTicket()
+
+	isExist, err := model2.FirstWhere(mUserBillTicket.UserBillTicket, model2.NewWhere("user_bill_id", id))
+
+	if err != nil {
+		return nil, err
+	} else if !isExist {
+		return nil, nil
+	}
+	return &BillTicketInfo{
+		ID:             mUserBillTicket.GetEncodeID(),
+		UserBillTicket: mUserBillTicket.UserBillTicket,
+	}, nil
+}
+
+// TicketIssue 发票开具
+func (c *Bill) TicketIssue(id uint64, params *BillTicketParams) error {
+	mUserBill := model.NewUserBill()
+	mUserBill.ID = id
+
+	isExist, err := model2.FirstField(mUserBill.UserBill, []string{"id", "bill_id", "user_id"})
+
+	if err != nil {
+		return err
+	} else if !isExist {
+		return errors.New("操作错误，账单信息不存在或已被删除")
+	} else if mUserBill.UID != c.UID {
+		return errors.New("操作错误，不可开具他人账单发票信息")
+	}
+	// 用户账单信息
+	mUserBillTicket := model.NewUserBillTicket()
+
+	var count int64
+
+	if err = model2.Count(mUserBillTicket.UserBillTicket, &count, model2.NewWhere("user_bill_id", mUserBill.ID)); err != nil {
+		return err
+	} else if count > 0 {
+		return errors.New("操作错误，当前账单已开具发票")
+	}
+	return orm.GetDB().Transaction(func(tx *gorm.DB) error {
+		mUserBillTicket.UserBillID = mUserBill.ID
+		mUserBillTicket.Kind = model2.UserBillTicketKind(params.Kind)
+		mUserBillTicket.Name = params.Name
+		mUserBillTicket.DutyParagraph = params.DutyParagraph
+		mUserBillTicket.Mobile = params.Mobile
+		mUserBillTicket.Email = params.Email
+		mUserBillTicket.Address = params.Address
+
+		if err = model2.Create(mUserBillTicket.UserBillTicket, tx); err != nil {
+			return err
+		}
+
+		mBillInstance := model.NewBillInstance()
+		mBillInstance.ID = mUserBill.BillID
+
+		return model2.Updates(mBillInstance.BillInstance, map[string]interface{}{
+			"status": model2.BillInstanceStatusForApply, "updated_at": time.Now(),
+		}, tx)
+	})
+}
+
+func NewBill() BillHandle {
+	return func(session *session.Enterprise) *Bill {
+		return &Bill{session}
+	}
+}