adding monkeytype

frontend/vite-plugins/minify-json.ts

@@ -0,0 +1,76 @@
+import { Plugin } from "vite";
+import { readdirSync, readFileSync, statSync, writeFileSync } from "node:fs";
+import path from "node:path";
+
+/**
+ * Minifies all json files in the `dist` directory
+ * @returns
+ */
+export function minifyJson(): Plugin {
+  return {
+    name: "minify-json",
+    apply: "build",
+    generateBundle() {
+      let totalOriginalSize = 0;
+      let totalMinifiedSize = 0;
+
+      const minifyJsonFiles = (dir: string): void => {
+        readdirSync(dir).forEach((file) => {
+          const sourcePath = path.join(dir, file);
+          const stat = statSync(sourcePath);
+
+          if (stat.isDirectory()) {
+            minifyJsonFiles(sourcePath);
+          } else if (path.extname(file) === ".json") {
+            const originalContent = readFileSync(sourcePath, "utf8");
+            const originalSize = Buffer.byteLength(originalContent, "utf8");
+            const minifiedContent = JSON.stringify(JSON.parse(originalContent));
+            const minifiedSize = Buffer.byteLength(minifiedContent, "utf8");
+
+            totalOriginalSize += originalSize;
+            totalMinifiedSize += minifiedSize;
+
+            writeFileSync(sourcePath, minifiedContent);
+
+            /*
+            const savings =
+              ((originalSize - minifiedSize) / originalSize) * 100;
+            console.log(
+              `\x1b[0m \x1b[36m${sourcePath}\x1b[0m | ` +
+                `\x1b[90mOriginal: ${originalSize} bytes\x1b[0m | ` +
+                `\x1b[90mMinified: ${minifiedSize} bytes\x1b[0m | ` +
+                `\x1b[32mSavings: ${savings.toFixed(2)}%\x1b[0m`
+            );
+            */
+          }
+        });
+      };
+
+      // console.log("\n\x1b[1mMinifying JSON files...\x1b[0m\n");
+      const start = performance.now();
+
+      minifyJsonFiles("./dist");
+
+      const end = performance.now();
+      const totalSavings =
+        ((totalOriginalSize - totalMinifiedSize) / totalOriginalSize) * 100;
+
+      console.log(
+        `\n\n\x1b[1mJSON Minification Summary:\x1b[0m\n` +
+          `  \x1b[90mTotal original size: ${(
+            totalOriginalSize /
+            1024 /
+            1024
+          ).toFixed(2)} mB\x1b[0m\n` +
+          `  \x1b[90mTotal minified size: ${(
+            totalMinifiedSize /
+            1024 /
+            1024
+          ).toFixed(2)} mB\x1b[0m\n` +
+          `  \x1b[32mTotal savings: ${totalSavings.toFixed(
+            2,
+          )}%\x1b[0m took ${Math.round(end - start)} ms\n`,
+      );
+    },
+  };
+}