From b1af5c2c8f3e33da2de39a756a9d22fa45cd4fa0 Mon Sep 17 00:00:00 2001
From: hand-dot <kyouhei.fukuda0729@gmail.com>
Date: Sat, 1 Mar 2025 17:11:13 +0900
Subject: [PATCH] Revert "Offscreen Canvas rendering for web workers  (#704)"

This reverts commit c76f3cae5ef36263457e91d9eacc58ff15a417ae.
---
 packages/schemas/package.json           |  1 -
 packages/schemas/src/barcodes/helper.ts | 20 --------------------
 tsconfig.base.json                      |  2 +-
 3 files changed, 1 insertion(+), 22 deletions(-)

diff --git a/packages/schemas/package.json b/packages/schemas/package.json
index 88e30192..f0575965 100644
--- a/packages/schemas/package.json
+++ b/packages/schemas/package.json
@@ -63,7 +63,6 @@
     "lucide": "^0.476.0"
   },
   "devDependencies": {
-    "@types/offscreencanvas": "^2019.7.3",
     "@pdfme/common": "file:../common",
     "@types/bwip-js": "^3.2.1",
     "@types/fontkit": "^2.0.4",
diff --git a/packages/schemas/src/barcodes/helper.ts b/packages/schemas/src/barcodes/helper.ts
index 96f51e6c..4f5bad90 100644
--- a/packages/schemas/src/barcodes/helper.ts
+++ b/packages/schemas/src/barcodes/helper.ts
@@ -170,26 +170,6 @@ export const createBarCode = async (arg: {
     bwipjs.toCanvas(canvas, bwipjsArg);
     const dataUrl = canvas.toDataURL('image/png');
     res = b64toUint8Array(dataUrl).buffer as Buffer;
-  } else if (typeof self !== 'undefined') {
-    // Web Worker environment
-    let canvas
-    if(bwipjsArg.width != undefined && bwipjsArg.height != undefined){
-      canvas = new OffscreenCanvas(bwipjsArg.width, bwipjsArg.height);
-    }else {
-      canvas = new OffscreenCanvas(250,250);
-    }
-    // @ts-ignore
-    bwipjs.toCanvas(canvas, bwipjsArg);
-    // @ts-ignore
-    const blob = await canvas.convertToBlob();
-    const dataUrl = await new Promise<string>((resolve, reject) => {
-      const reader = new FileReader();
-      reader.onload = _e => resolve(reader.result as string);
-      reader.onerror = _e => reject(reader.error);
-      reader.onabort = _e => reject(new Error("Read aborted"));
-      reader.readAsDataURL(blob);
-    });
-    res = b64toUint8Array(dataUrl).buffer as Buffer;
   } else {
     res = await bwipjs.toBuffer(bwipjsArg);
   }
diff --git a/tsconfig.base.json b/tsconfig.base.json
index 2c9ab45a..e9db32e5 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -17,7 +17,7 @@
     "strict": true,
     "types": [
       "node",
-      "jest"
+      "jest",
     ],
     "typeRoots": [
       "node_modules/@types"