Refresh sparse model detail caches in forecast views

frontend/components/dashboard/FutureForecastModal.tsx

@@ -609,6 +609,7 @@ export function FutureForecastModal() {
     const max = Math.max(...values);
     const spread = max - min;
     return {
+      count: values.length,
       max,
       min,
       spread,
@@ -790,6 +791,15 @@ export function FutureForecastModal() {
         ? "Model spread is unavailable right now."
         : "当前拿不到可用的模型分歧。";
     }
+    const modelEntries = Object.entries(modelView?.models || {}).filter(
+      ([, value]) => value !== null && value !== undefined && Number.isFinite(Number(value)),
+    );
+    if (modelEntries.length === 1) {
+      const [singleModelName, singleModelValue] = modelEntries[0];
+      return locale === "en-US"
+        ? `Only ${singleModelName} is available right now at ${Number(singleModelValue).toFixed(1)}${detail.temp_symbol}; multi-model spread is temporarily unavailable.`
+        : `当前只收到 ${singleModelName} ${Number(singleModelValue).toFixed(1)}${detail.temp_symbol}，其他多模型暂未回传，所以这里先不判断模型分歧。`;
+    }
     return locale === "en-US"
       ? `Model range runs from ${modelSpreadView.min.toFixed(1)}${detail.temp_symbol} to ${modelSpreadView.max.toFixed(1)}${detail.temp_symbol}; spread ${modelSpreadView.spread.toFixed(1)}${detail.temp_symbol}.`
       : `当前模型区间在 ${modelSpreadView.min.toFixed(1)}${detail.temp_symbol} 到 ${modelSpreadView.max.toFixed(1)}${detail.temp_symbol}，分歧 ${modelSpreadView.spread.toFixed(1)}${detail.temp_symbol}。`;

frontend/components/dashboard/PanelSections.tsx

@@ -609,6 +609,7 @@ export function ModelForecast({
     ([, value]) =>
       value !== null && value !== undefined && Number.isFinite(Number(value)),
   );
+  const hasSingleModelOnly = modelEntries.length === 1;
 
   // 如果没有任何数值，给出提示
   if (modelEntries.length === 0) {
@@ -637,6 +638,19 @@ export function ModelForecast({
     <section className="models-section">
       {!hideTitle && <h3>{t("section.models")}</h3>}
       <div className="model-bars">
+        {hasSingleModelOnly && (
+          <div
+            style={{
+              color: "var(--text-secondary)",
+              fontSize: "11px",
+              marginBottom: "8px",
+            }}
+          >
+            {locale === "en-US"
+              ? "Single-model fallback: waiting for the rest of the model cluster."
+              : "当前处于单模型回退，其他模型结果还没回传。"}
+          </div>
+        )}
         {modelEntries
           .sort((a, b) => Number(b[1] || 0) - Number(a[1] || 0))
           .map(([name, value]) => {