1 files changed, 62 insertions, 0 deletions
diff --git a/client/simple/tools/img.ts b/client/simple/tools/img.ts
new file mode 100644
index 000000000..db4e08645
--- /dev/null
+++ b/client/simple/tools/img.ts
@@ -0,0 +1,62 @@
+import fs from "node:fs";
+import path from "node:path";
+import sharp from "sharp";
+import type { Config } from "svgo";
+import { optimize as svgo } from "svgo";
+
+// Mapping of src to dest
+export type Src2Dest = {
+  // Name of the source file.
+  src: string;
+  // Name of the destination file.
+  dest: string;
+};
+
+/**
+ * Convert a list of SVG files to PNG.
+ *
+ * @param items - Array of SVG files (src: SVG, dest:PNG) to convert.
+ */
+export const svg2png = async (items: Src2Dest[]) => {
+  for (const item of items) {
+    try {
+      fs.mkdirSync(path.dirname(item.dest), { recursive: true });
+
+      const info = await sharp(item.src)
+        .png({
+          force: true,
+          compressionLevel: 9,
+          palette: true
+        })
+        .toFile(item.dest);
+
+      console.log(`[svg2png] created ${item.dest} -- bytes: ${info.size}, w:${info.width}px,  h:${info.height}px`);
+    } catch (err) {
+      console.error(`ERROR: ${item.dest} -- ${err}`);
+      throw err;
+    }
+  }
+};
+
+/**
+ * Optimize SVG images for WEB.
+ *
+ * @param items - Array of SVG files (src:SVG, dest:SVG) to optimize.
+ * @param svgo_opts - Options passed to svgo.
+ */
+export const svg2svg = (items: Src2Dest[], svgo_opts: Config) => {
+  for (const item of items) {
+    try {
+      fs.mkdirSync(path.dirname(item.dest), { recursive: true });
+
+      const raw = fs.readFileSync(item.src, "utf8");
+      const opt = svgo(raw, svgo_opts);
+
+      fs.writeFileSync(item.dest, opt.data);
+      console.log(`[svg2svg] optimized: ${item.dest} -- src: ${item.src}`);
+    } catch (err) {
+      console.error(`ERROR: optimize src: ${item.src} -- ${err}`);
+      throw err;
+    }
+  }
+};