feat: wire up batch processing across tool settings components

apps/web/src/components/tools/border-settings.tsx

@@ -6,7 +6,7 @@ import { ProgressCard } from "@/components/common/progress-card";
 
 export function BorderSettings() {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
     useToolProcessor("border");
 
   const [borderWidth, setBorderWidth] = useState(10);
@@ -16,7 +16,12 @@ export function BorderSettings() {
   const [shadowBlur, setShadowBlur] = useState(0);
 
   const handleProcess = () => {
-    processFiles(files, { borderWidth, borderColor, cornerRadius, padding, shadowBlur });
+    const settings = { borderWidth, borderColor, cornerRadius, padding, shadowBlur };
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
+      processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -84,7 +89,7 @@ export function BorderSettings() {
           disabled={!hasFile || processing}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Add Border
+          {files.length > 1 ? `Apply Border (${files.length} files)` : "Apply Border"}
         </button>
       )}
 

apps/web/src/components/tools/color-settings.tsx

@@ -14,7 +14,7 @@ interface ColorSettingsProps {
 
 export function ColorSettings({ toolId }: ColorSettingsProps) {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
     useToolProcessor(toolId);
 
   const [tab, setTab] = useState<Tab>(() => {
@@ -37,7 +37,7 @@ export function ColorSettings({ toolId }: ColorSettingsProps) {
   const [effect, setEffect] = useState<Effect>("none");
 
   const handleProcess = () => {
-    processFiles(files, {
+    const settings = {
       brightness,
       contrast,
       saturation,
@@ -45,7 +45,12 @@ export function ColorSettings({ toolId }: ColorSettingsProps) {
       green,
       blue,
       effect,
-    });
+    };
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
+      processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -215,7 +220,7 @@ export function ColorSettings({ toolId }: ColorSettingsProps) {
           disabled={!hasFile || !hasChanges || processing}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Apply
+          {files.length > 1 ? `Apply (${files.length} files)` : "Apply"}
         </button>
       )}
 

apps/web/src/components/tools/compress-settings.tsx

@@ -8,7 +8,7 @@ type CompressMode = "quality" | "targetSize";
 
 export function CompressSettings() {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
     useToolProcessor("compress");
 
   const [mode, setMode] = useState<CompressMode>("quality");
@@ -22,7 +22,11 @@ export function CompressSettings() {
     } else {
       settings.targetSizeKb = Number(targetSizeKb);
     }
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
       processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -124,7 +128,7 @@ export function CompressSettings() {
           disabled={!hasFile || !canProcess || processing}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Compress
+          {files.length > 1 ? `Compress (${files.length} files)` : "Compress"}
         </button>
       )}
 

apps/web/src/components/tools/convert-settings.tsx

@@ -9,7 +9,7 @@ const LOSSY_FORMATS = new Set(["jpg", "webp", "avif"]);
 
 export function ConvertSettings() {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
     useToolProcessor("convert");
 
   const [format, setFormat] = useState<string>("png");
@@ -28,7 +28,11 @@ export function ConvertSettings() {
     if (isLossy) {
       settings.quality = quality;
     }
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
       processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -118,7 +122,7 @@ export function ConvertSettings() {
           disabled={!hasFile || processing}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Convert
+          {files.length > 1 ? `Convert (${files.length} files)` : "Convert"}
         </button>
       )}
 

apps/web/src/components/tools/crop-settings.tsx

@@ -14,7 +14,7 @@ const ASPECT_PRESETS = [
 
 export function CropSettings() {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
     useToolProcessor("crop");
 
   const [left, setLeft] = useState("0");
@@ -31,12 +31,17 @@ export function CropSettings() {
   };
 
   const handleProcess = () => {
-    processFiles(files, {
+    const settings = {
       left: Number(left),
       top: Number(top),
       width: Number(width),
       height: Number(height),
-    });
+    };
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
+      processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -141,7 +146,7 @@ export function CropSettings() {
           disabled={!hasFile || !hasSize || processing}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Crop
+          {files.length > 1 ? `Crop (${files.length} files)` : "Crop"}
         </button>
       )}
 

apps/web/src/components/tools/replace-color-settings.tsx

@@ -6,7 +6,7 @@ import { ProgressCard } from "@/components/common/progress-card";
 
 export function ReplaceColorSettings() {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
     useToolProcessor("replace-color");
 
   const [sourceColor, setSourceColor] = useState("#FF0000");
@@ -15,7 +15,12 @@ export function ReplaceColorSettings() {
   const [tolerance, setTolerance] = useState(30);
 
   const handleProcess = () => {
-    processFiles(files, { sourceColor, targetColor, makeTransparent, tolerance });
+    const settings = { sourceColor, targetColor, makeTransparent, tolerance };
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
+      processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -81,7 +86,7 @@ export function ReplaceColorSettings() {
           disabled={!hasFile || processing}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Replace Color
+          {files.length > 1 ? `Replace Color (${files.length} files)` : "Replace Color"}
         </button>
       )}
 

apps/web/src/components/tools/resize-settings.tsx

@@ -19,7 +19,7 @@ const platforms = [...new Set(SOCIAL_MEDIA_PRESETS.map((p) => p.platform))];
 
 export function ResizeSettings() {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, progress } =
     useToolProcessor("resize");
 
   const [tab, setTab] = useState<ResizeTab>("presets");
@@ -56,7 +56,11 @@ export function ResizeSettings() {
       settings.withoutEnlargement = withoutEnlargement;
     }
 
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
       processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -252,7 +256,7 @@ export function ResizeSettings() {
           disabled={!canProcess}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Resize
+          {files.length > 1 ? `Resize (${files.length} files)` : "Resize"}
         </button>
       )}
 

apps/web/src/components/tools/rotate-settings.tsx

@@ -22,7 +22,7 @@ interface RotateSettingsProps {
 
 export function RotateSettings({ onPreviewTransform }: RotateSettingsProps) {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, progress } =
     useToolProcessor("rotate");
 
   const [angle, setAngle] = useState(0);
@@ -38,11 +38,16 @@ export function RotateSettings({ onPreviewTransform }: RotateSettingsProps) {
   const rotateRight = () => setAngle((a) => (a + 90) % 360);
 
   const handleProcess = () => {
-    processFiles(files, {
+    const settings = {
       angle,
       horizontal: flipH,
       vertical: flipV,
-    });
+    };
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
+      processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -144,7 +149,7 @@ export function RotateSettings({ onPreviewTransform }: RotateSettingsProps) {
           disabled={!hasFile || !hasChanges || processing}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Apply
+          {files.length > 1 ? `Apply (${files.length} files)` : "Apply"}
         </button>
       )}
 

apps/web/src/components/tools/text-overlay-settings.tsx

@@ -6,7 +6,7 @@ import { ProgressCard } from "@/components/common/progress-card";
 
 export function TextOverlaySettings() {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
     useToolProcessor("text-overlay");
 
   const [text, setText] = useState("Your Text Here");
@@ -18,7 +18,12 @@ export function TextOverlaySettings() {
   const [shadow, setShadow] = useState(true);
 
   const handleProcess = () => {
-    processFiles(files, { text, fontSize, color, position, backgroundBox, backgroundColor, shadow });
+    const settings = { text, fontSize, color, position, backgroundBox, backgroundColor, shadow };
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
+      processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -102,7 +107,7 @@ export function TextOverlaySettings() {
           disabled={!hasFile || processing || !text}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Add Text
+          {files.length > 1 ? `Apply Overlay (${files.length} files)` : "Apply Overlay"}
         </button>
       )}
 

apps/web/src/components/tools/watermark-text-settings.tsx

@@ -8,7 +8,7 @@ type Position = "center" | "top-left" | "top-right" | "bottom-left" | "bottom-ri
 
 export function WatermarkTextSettings() {
   const { files } = useFileStore();
-  const { processFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
+  const { processFiles, processAllFiles, processing, error, downloadUrl, originalSize, processedSize, progress } =
     useToolProcessor("watermark-text");
 
   const [text, setText] = useState("Sample Watermark");
@@ -19,7 +19,12 @@ export function WatermarkTextSettings() {
   const [rotation, setRotation] = useState(0);
 
   const handleProcess = () => {
-    processFiles(files, { text, fontSize, color, opacity, position, rotation });
+    const settings = { text, fontSize, color, opacity, position, rotation };
+    if (files.length > 1) {
+      processAllFiles(files, settings);
+    } else {
+      processFiles(files, settings);
+    }
   };
 
   const hasFile = files.length > 0;
@@ -106,7 +111,7 @@ export function WatermarkTextSettings() {
           disabled={!hasFile || processing || !text}
           className="w-full py-2.5 rounded-lg bg-primary text-primary-foreground font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
         >
-          Add Watermark
+          {files.length > 1 ? `Apply Watermark (${files.length} files)` : "Apply Watermark"}
         </button>
       )}