Merge remote-tracking branch 'origin/master'

svc/routes/order_pdf.go

@@ -3,6 +3,7 @@ package routes
 import (
 	"bytes"
 	"database/sql"
+	"errors"
 	"fmt"
 	"github.com/gorilla/mux"
 	"github.com/jung-kurt/gofpdf"
@@ -331,14 +332,14 @@ func contains(list []string, v string) bool {
    2) PDF OLUŞTURUCU (A4 YATAY + FOOTER)
    =========================================================== */
 
-func newOrderPdf() *gofpdf.Fpdf {
+func newOrderPdf() (*gofpdf.Fpdf, error) {
 	pdf := gofpdf.New("L", "mm", "A4", "")
 	pdf.SetMargins(10, 10, 10)
 	pdf.SetAutoPageBreak(false, 12)
 
-	// UTF8 fontlar
-	pdf.AddUTF8Font("dejavu", "", "fonts/DejaVuSans.ttf")
-	pdf.AddUTF8Font("dejavu-b", "", "fonts/DejaVuSans-Bold.ttf")
+	if err := registerDejavuFonts(pdf, "dejavu", "dejavu-b"); err != nil {
+		return nil, err
+	}
 
 	// Footer: sayfa numarası
 	pdf.AliasNbPages("")
@@ -349,7 +350,7 @@ func newOrderPdf() *gofpdf.Fpdf {
 		pdf.CellFormat(0, 10, txt, "", 0, "R", false, 0, "")
 	})
 
-	return pdf
+	return pdf, nil
 }
 
 /* ===========================================================
@@ -1340,6 +1341,10 @@ func OrderPDFHandler(db *sql.DB) http.Handler {
 		header, err := getOrderHeaderFromDB(db, orderID)
 		if err != nil {
 			log.Println("header error:", err)
+			if errors.Is(err, sql.ErrNoRows) {
+				http.Error(w, "order not found", http.StatusNotFound)
+				return
+			}
 			http.Error(w, "header not found", http.StatusInternalServerError)
 			return
 		}
@@ -1367,7 +1372,12 @@ func OrderPDFHandler(db *sql.DB) http.Handler {
 		rows := normalizeOrderLinesForPdf(lines)
 
 		// PDF
-		pdf := newOrderPdf()
+		pdf, err := newOrderPdf()
+		if err != nil {
+			log.Println("pdf init error:", err)
+			http.Error(w, "pdf init error: "+err.Error(), http.StatusInternalServerError)
+			return
+		}
 		renderOrderGrid(pdf, header, rows, hasVat, vatRate)
 
 		var buf bytes.Buffer