feat: track member creation details and point history log

controllers/member_controller.go

@@ -19,7 +19,7 @@ func ListMembers(c *gin.Context) {
 	companyID := *user.CompanyID
 
 	var members []models.Member
-	if err := config.DB.Where("company_id = ?", companyID).Order("created_at desc").Find(&members).Error; err != nil {
+	if err := config.DB.Preload("Branch").Preload("CreatedBy").Where("company_id = ?", companyID).Order("created_at desc").Find(&members).Error; err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"detail": "Gagal mengambil data member"})
 		return
 	}
@@ -56,11 +56,13 @@ func CreateMember(c *gin.Context) {
 	}
 
 	newMember := models.Member{
-		CompanyID:  companyID,
-		MemberCode: input.MemberID,
-		Name:       input.Name,
-		Phone:      input.Phone,
-		Points:    0,
+		CompanyID:   companyID,
+		MemberCode:  input.MemberID,
+		Name:        input.Name,
+		Phone:       input.Phone,
+		Points:      0,
+		CreatedByID: &user.ID,
+		BranchID:    user.BranchID,
 	}
 
 	if err := config.DB.Create(&newMember).Error; err != nil {
@@ -135,6 +137,8 @@ func SetPoints(c *gin.Context) {
 		return
 	}
 
+	delta := input.Points - member.Points
+
 	member.Points = input.Points
 
 	if err := config.DB.Save(&member).Error; err != nil {
@@ -142,9 +146,39 @@ func SetPoints(c *gin.Context) {
 		return
 	}
 
+	if delta != 0 {
+		history := models.PointHistory{
+			CompanyID:   companyID,
+			MemberID:    member.ID,
+			PointsDelta: delta,
+			Reason:      "Penyesuaian manual oleh " + user.Name,
+		}
+		config.DB.Create(&history)
+	}
+
 	c.JSON(http.StatusOK, member)
 }
 
+// GetPointHistory (GET /api/members/:member_id/points/history)
+func GetPointHistory(c *gin.Context) {
+	userVal, exists := c.Get("user")
+	if !exists {
+		c.JSON(http.StatusUnauthorized, gin.H{"detail": "Unauthorized"})
+		return
+	}
+	user := userVal.(*models.User)
+	companyID := *user.CompanyID
+	memberID := c.Param("member_id")
+
+	var history []models.PointHistory
+	if err := config.DB.Where("company_id = ? AND member_id = ?", companyID, memberID).Order("created_at desc").Find(&history).Error; err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"detail": "Gagal mengambil riwayat poin"})
+		return
+	}
+
+	c.JSON(http.StatusOK, history)
+}
+
 // DeleteMember (DELETE /api/members/:member_id)
 func DeleteMember(c *gin.Context) {
 	userVal, exists := c.Get("user")

controllers/order_controller.go

@@ -980,6 +980,14 @@ func awardPoints(tx *gorm.DB, order *models.Order, company *models.Company) {
 			order.PointsEarned = pointsToAdd
 			order.Member = &member
 			tx.Save(order)
+
+			history := models.PointHistory{
+				CompanyID:   company.ID,
+				MemberID:    member.ID,
+				PointsDelta: pointsToAdd,
+				Reason:      "Poin dari transaksi " + order.OrderNumber,
+			}
+			tx.Create(&history)
 			
 			log.Printf("[POINTS] Member %s (+%d poin dari transaksi %d berdasarkan rule min %d)", member.Name, pointsToAdd, order.TotalAmount, matchedRule.MinAmount)
 		}

main.go

@@ -39,6 +39,7 @@ func main() {
 		&models.PointRule{},
 		&models.WalletTransaction{},
 		&models.TopupRequest{},
+		&models.PointHistory{},
 	)
 	if err != nil {
 		log.Fatalf("Gagal melakukan Auto-Migration: %v", err)
@@ -160,6 +161,7 @@ func main() {
 				members.POST("/", controllers.CreateMember)
 				members.PUT("/:member_id", controllers.UpdateMember)
 				members.PUT("/:member_id/points", middleware.RequireOwner(), controllers.SetPoints)
+				members.GET("/:member_id/points/history", controllers.GetPointHistory)
 				members.DELETE("/:member_id", middleware.RequireOwner(), controllers.DeleteMember)
 			}
 		}

models/models.go

@@ -53,9 +53,25 @@ type Member struct {
 	MemberCode string    `gorm:"column:member_id;type:varchar(50);not null;uniqueIndex:uq_company_member" json:"member_id"`
 	Name       string    `gorm:"type:varchar(100);not null" json:"name"`
 	Phone      string    `gorm:"type:varchar(20)" json:"phone"`
-	Points    int       `gorm:"default:0" json:"points"`
-	CreatedAt time.Time `gorm:"autoCreateTime" json:"created_at"`
-	Company   *Company  `gorm:"foreignKey:CompanyID" json:"company,omitempty"`
+	Points      int       `gorm:"default:0" json:"points"`
+	BranchID    *uint     `gorm:"index" json:"branch_id"`
+	CreatedByID *uint     `gorm:"index" json:"created_by_id"`
+	CreatedAt   time.Time `gorm:"autoCreateTime" json:"created_at"`
+	Company     *Company  `gorm:"foreignKey:CompanyID" json:"company,omitempty"`
+	Branch      *Branch   `gorm:"foreignKey:BranchID" json:"branch,omitempty"`
+	CreatedBy   *User     `gorm:"foreignKey:CreatedByID" json:"created_by,omitempty"`
+}
+
+type PointHistory struct {
+	ID          uint      `gorm:"primaryKey" json:"id"`
+	CompanyID   uint      `gorm:"not null;index" json:"company_id"`
+	MemberID    uint      `gorm:"not null;index" json:"member_id"`
+	PointsDelta int       `gorm:"not null" json:"points_delta"` // e.g. +5 or -2
+	Reason      string    `gorm:"type:varchar(255)" json:"reason"` // e.g., "Transaksi WP-123", "Penyesuaian Manual oleh Budi"
+	CreatedAt   time.Time `gorm:"autoCreateTime" json:"created_at"`
+
+	Company *Company `gorm:"foreignKey:CompanyID" json:"-"`
+	Member  *Member  `gorm:"foreignKey:MemberID" json:"-"`
 }
 
 type Branch struct {