fix: expose PointHistories in Member JSON response

models/models.go

@@ -65,7 +65,7 @@ type Member struct {
 	Company       *Company  `gorm:"foreignKey:CompanyID" json:"company,omitempty"`
 	Branch      *Branch   `gorm:"foreignKey:BranchID;constraint:OnDelete:SET NULL;" json:"branch,omitempty"`
 	CreatedBy   *User     `gorm:"foreignKey:CreatedByID;constraint:OnDelete:SET NULL;" json:"created_by,omitempty"`
-	PointHistories []PointHistory `gorm:"foreignKey:MemberID;constraint:OnDelete:CASCADE" json:"-"`
+	PointHistories []PointHistory `gorm:"foreignKey:MemberID;constraint:OnDelete:CASCADE" json:"PointHistories"`
 }
 
 type PointHistory struct {

testgorm.go

@@ -0,0 +1,57 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"time"
+	"gorm.io/driver/sqlite"
+	"gorm.io/gorm"
+)
+
+type Company struct {
+	ID uint `gorm:"primaryKey"`
+}
+
+type Member struct {
+	ID         uint   `gorm:"primaryKey" json:"id"`
+	MemberCode string `gorm:"column:member_id;type:varchar(50)" json:"member_id"`
+	Points     int
+}
+
+type Order struct {
+	ID       uint    `gorm:"primaryKey"`
+	MemberID *uint   `gorm:"index" json:"member_id"`
+	Member   *Member `gorm:"foreignKey:MemberID;references:ID" json:"member"`
+}
+
+func main() {
+	db, err := gorm.Open(sqlite.Open("file::memory:?cache=shared"), &gorm.Config{})
+	if err != nil { panic(err) }
+	db.AutoMigrate(&Company{}, &Member{}, &Order{})
+
+	m := Member{MemberCode: "25375", Points: 0}
+	db.Create(&m)
+	fmt.Println("Initial Member:", m)
+
+	memId := m.ID
+	o := Order{MemberID: &memId}
+	db.Create(&o)
+
+	// Simulate PayCash
+	var o2 Order
+	db.First(&o2, o.ID)
+	
+	// Simulate awardPoints
+	var m2 Member
+	db.First(&m2, *o2.MemberID)
+	m2.Points += 1
+	db.Save(&m2)
+
+	o2.Member = &m2
+	db.Save(&o2)
+
+	var m3 Member
+	db.First(&m3, memId)
+	b, _ := json.Marshal(m3)
+	fmt.Println("After:", string(b))
+}