Adding format selection bmp/png/jpeg

clippath/config.json

@@ -0,0 +1,7 @@
+{
+  "cleanupSchedule": "1h",
+  "dailyHour": 3,
+  "wslMode": null,
+  "shortcut": "Ctrl+Shift+V",
+  "imageFormat": "bmp"
+}

package.json

@@ -14,10 +14,13 @@
     "test": "bun test"
   },
   "devDependencies": {
-    "@biomejs/biome": "^2.3.15",
+    "@biomejs/biome": "^2.4.11",
     "@types/bun": "latest"
   },
   "peerDependencies": {
     "typescript": "^5"
+  },
+  "dependencies": {
+    "jpeg-js": "^0.4.4"
   }
 }

src/app/hotkey-handler.ts

@@ -7,15 +7,16 @@
 import { existsSync } from "node:fs";
 import { extractClipboardDIB } from "../clipboard/extract.ts";
 import { hasClipboardImage } from "../clipboard/monitor.ts";
-import { saveDibAsBmp } from "../image/temp-files.ts";
+import { getConfig } from "../config.ts";
+import { saveDibAsImage } from "../image/temp-files.ts";
 import { pasteString } from "../input/clipboard-paste.ts";
 import { getPathForTerminal } from "../wsl.ts";
 
-let cachedBmpPath: string | null = null;
+let cachedImagePath: string | null = null;
 
 /** Clear the cached path (e.g. after cleanup deletes all files). */
 export function clearCachedPath(): void {
-  cachedBmpPath = null;
+  cachedImagePath = null;
 }
 
 /** Handle the Ctrl+Shift+V hotkey press. */
@@ -28,25 +29,26 @@ export function handleHotkey(): void {
     if (dibData) {
       console.log(`[hotkey] DIB data extracted, size=${dibData.length} bytes`);
       try {
-        cachedBmpPath = saveDibAsBmp(dibData);
-        console.log(`[hotkey] Saved: ${cachedBmpPath}`);
+        const format = getConfig().imageFormat;
+        cachedImagePath = saveDibAsImage(dibData, format);
+        console.log(`[hotkey] Saved: ${cachedImagePath}`);
       } catch (e) {
         console.error("[hotkey] Error saving image:", e);
       }
     }
   }
 
   // Use cached path if available and file still exists
-  if (cachedBmpPath && existsSync(cachedBmpPath)) {
-    const pathToType = getPathForTerminal(cachedBmpPath);
+  if (cachedImagePath && existsSync(cachedImagePath)) {
+    const pathToType = getPathForTerminal(cachedImagePath);
     console.log(`[hotkey] Pasting: ${pathToType}`);
 
     setTimeout(() => {
       const ok = pasteString(pathToType);
       console.log(`[hotkey] pasteString result: ${ok}`);
     }, 0);
   } else {
-    cachedBmpPath = null;
+    cachedImagePath = null;
     console.log("[hotkey] No image available.");
   }
 }

src/config.test.ts

@@ -19,6 +19,7 @@ describe("config", () => {
       expect(config).toHaveProperty("cleanupSchedule");
       expect(config).toHaveProperty("dailyHour");
       expect(config).toHaveProperty("wslMode");
+      expect(config).toHaveProperty("imageFormat");
     });
 
     it("getConfig returns the same object as loadConfig produced", () => {
@@ -52,6 +53,13 @@ describe("config", () => {
         expect(getConfig().cleanupSchedule).toBe(schedule);
       }
     });
+
+    it("updateConfig supports all imageFormat values", () => {
+      for (const format of ["bmp", "png", "jpeg"] as const) {
+        updateConfig({ imageFormat: format });
+        expect(getConfig().imageFormat).toBe(format);
+      }
+    });
   });
 
   describe("errors", () => {
@@ -79,6 +87,7 @@ describe("config", () => {
       expect(config.cleanupSchedule).not.toBeUndefined();
       expect(config.dailyHour).not.toBeUndefined();
       expect(config.wslMode !== undefined).toBe(true);
+      expect(config.imageFormat).not.toBeUndefined();
     });
   });
 });