boot

image-to-markdown/index.ts

@@ -0,0 +1,68 @@
+import fs from "fs";
+import path from "path";
+import sharp from "sharp";
+
+const PAD_INPUT_DIR = "./input-pad";
+const CROP_INPUT_DIR = "./input-crop";
+const OUTPUT_DIR = "./../images";
+const SIZE = 200;
+
+function ensureDir(dir: string) {
+  fs.mkdirSync(dir, { recursive: true });
+}
+
+async function processFolder(inputDir: string, mode: "pad" | "crop") {
+  const files = fs.readdirSync(inputDir);
+
+  for (const file of files) {
+    if (!/\.(png|jpe?g|webp|gif)$/i.test(file)) continue;
+
+    const inputPath = path.join(inputDir, file);
+    const baseName = path.parse(file).name;
+    const outputPath = path.join(OUTPUT_DIR, `${baseName}.webp`);
+
+    let image = sharp(inputPath);
+
+    if (mode === "crop") {
+      image = image.resize({
+        width: SIZE,
+        height: SIZE,
+        fit: "cover",
+        position: "centre"
+      });
+    } else {
+      image = image.resize({
+        width: SIZE,
+        height: SIZE,
+        fit: "contain",
+        background: { r: 255, g: 255, b: 255, alpha: 0 }
+      });
+    }
+
+    await image.webp({ lossless: true }).toFile(outputPath);
+  }
+}
+
+async function run() {
+  ensureDir(OUTPUT_DIR);
+
+  const results: string[] = [];
+
+  await processFolder(PAD_INPUT_DIR, "pad");
+  await processFolder(CROP_INPUT_DIR, "crop");
+
+  // regenerate markdown after both folders processed
+  const files = fs.readdirSync(OUTPUT_DIR);
+
+  for (const file of files) {
+    const baseName = path.parse(file).name;
+    const mdPath = path.join("./images", file).replace(/\\/g, "/");
+    results.push(`![${baseName}](${mdPath})`);
+  }
+
+  results.forEach((result) => {
+    console.log(result);
+  });
+}
+
+run().catch(console.error);