bulk delete outgoing letter

internal/handler/letter_outgoing_handler.go

@@ -19,6 +19,7 @@ type LetterOutgoingService interface {
 	SearchOutgoingLetters(ctx context.Context, req *contract.SearchOutgoingLettersRequest) (*contract.SearchOutgoingLettersResponse, error)
 	UpdateOutgoingLetter(ctx context.Context, id uuid.UUID, req *contract.UpdateOutgoingLetterRequest) (*contract.OutgoingLetterResponse, error)
 	DeleteOutgoingLetter(ctx context.Context, id uuid.UUID) error
+	BulkDeleteOutgoingLetters(ctx context.Context, ids []uuid.UUID) error
 
 	SubmitForApproval(ctx context.Context, letterID uuid.UUID) error
 	ApproveOutgoingLetter(ctx context.Context, letterID uuid.UUID, req *contract.ApproveLetterRequest) error
@@ -158,7 +159,33 @@ func (h *LetterOutgoingHandler) DeleteOutgoingLetter(c *gin.Context) {
 		return
 	}
 
-	c.JSON(http.StatusOK, &contract.SuccessResponse{Message: "deleted"})
+	c.JSON(http.StatusOK, contract.BuildSuccessResponse(&contract.SuccessResponse{Message: "deleted"}))
+}
+
+func (h *LetterOutgoingHandler) BulkDeleteOutgoingLetters(c *gin.Context) {
+	var req struct {
+		IDs []uuid.UUID `json:"ids" binding:"required,min=1"`
+	}
+
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, &contract.ErrorResponse{
+			Error: "Invalid request body",
+			Code:  http.StatusBadRequest,
+		})
+		return
+	}
+
+	if err := h.svc.BulkDeleteOutgoingLetters(c.Request.Context(), req.IDs); err != nil {
+		c.JSON(http.StatusInternalServerError, &contract.ErrorResponse{
+			Error: err.Error(),
+			Code:  http.StatusInternalServerError,
+		})
+		return
+	}
+
+	c.JSON(http.StatusOK, contract.BuildSuccessResponse(&contract.SuccessResponse{
+		Message: fmt.Sprintf("%d letters deleted successfully", len(req.IDs)),
+	}))
 }
 
 func (h *LetterOutgoingHandler) SubmitForApproval(c *gin.Context) {