Merge remote-tracking branch 'origin/master'

svc/queries/statement_header.go

@@ -2,6 +2,7 @@ package queries
 
 import (
 	"bssapp-backend/db"
+	"bssapp-backend/internal/i18n"
 	"bssapp-backend/models"
 	"context"
 	"database/sql"
@@ -14,9 +15,7 @@ func GetStatements(ctx context.Context, params models.StatementParams) ([]models
 
 	// AccountCode normalize: "ZLA0127" → "ZLA 0127"
 	params.AccountCode = normalizeMasterAccountCode(params.AccountCode)
-	if strings.TrimSpace(params.LangCode) == "" {
-		params.LangCode = "TR"
-	}
+	params.LangCode = i18n.NormalizeLangCode(params.LangCode)
 
 	// Parislemler []string → '1','2','3'
 	parislemFilter := "''"
@@ -221,8 +220,8 @@ SELECT
     CONVERT(varchar(10), @startdate, 23) AS Vade_Tarihi,
 
     'Baslangic_devir' AS Belge_No,
-    'Devir'           AS Islem_Tipi,
-    'Devir Bakiyesi'  AS Aciklama,
+    CASE WHEN @LangCode = 'EN' THEN 'Opening' ELSE 'Devir' END AS Islem_Tipi,
+    CASE WHEN @LangCode = 'EN' THEN 'Opening Balance' ELSE 'Devir Bakiyesi' END AS Aciklama,
 
     o.Para_Birimi,