Fix wan2.7 image quality selection

src/utils/modelOptions.ts

@@ -25,11 +25,30 @@ export function getImageQualityOptions(model: string): CanvasOption[] {
     : imageQualityOptions.filter((option) => option.value !== "4K");
 }
 
+export function getImageQualityOptionsForContext(
+  model: string,
+  context?: { hasReferenceImages?: boolean; isGridMode?: boolean },
+): CanvasOption[] {
+  const options = getImageQualityOptions(model);
+  const shouldLimitTo2K =
+    String(model || "").toLowerCase() === "wan2.7-image-pro" &&
+    (context?.hasReferenceImages || context?.isGridMode);
+  return shouldLimitTo2K ? options.filter((option) => option.value !== "4K") : options;
+}
+
 export function getDefaultImageQuality(model: string): string {
   const options = getImageQualityOptions(model);
   return options.some((option) => option.value === "2K") ? "2K" : options[0]?.value || "1K";
 }
 
+export function getDefaultImageQualityForContext(
+  model: string,
+  context?: { hasReferenceImages?: boolean; isGridMode?: boolean },
+): string {
+  const options = getImageQualityOptionsForContext(model, context);
+  return options.some((option) => option.value === "2K") ? "2K" : options[0]?.value || "1K";
+}
+
 // ─── Video quality ────────────────────────────────────────────────────────────
 
 function normalizeVideoModel(model: string): string {