1 files changed, 75 insertions, 0 deletions
diff --git a/esbuild.config.js b/esbuild.config.js
new file mode 100644
index 0000000..1bee10c
--- /dev/null
+++ b/esbuild.config.js
@@ -0,0 +1,75 @@
+const esbuild = require('esbuild');
+const fs = require('fs-extra');
+const path = require('path');
+
+const production = process.env.NODE_ENV === 'production';
+
+async function buildJS() {
+  await esbuild.build({
+    entryPoints: ['src/js/script.js'],
+    bundle: true,
+    minify: production,
+    sourcemap: true,
+    target: 'es2020',
+    outfile: 'dist/bundle.js',
+  });
+}
+
+async function buildCSS() {
+  await esbuild.build({
+    entryPoints: ['src/css/style.css'],
+    bundle: true,
+    minify: production,
+    sourcemap: true,
+    loader: {
+      '.css': 'css',
+      '.woff2': 'file',
+      '.png': 'file',
+      '.svg': 'file',
+    },
+    outfile: 'dist/bundle.css',
+  });
+}
+
+async function copyAssets() {
+  await fs.copy('src/assets', 'dist', {
+    overwrite: true,
+  });
+}
+
+async function processHTML() {
+  let html = await fs.readFile('src/index.html', 'utf8');
+
+  const host = process.env.HOST || '';
+  const cleanHost = host.replace(/\/$/, '');
+
+  if (cleanHost) {
+    html = html.replace(/href="\/bundle\./g, `href="${cleanHost}/bundle.`);
+    html = html.replace(/src="\/bundle\./g, `src="${cleanHost}/bundle.`);
+    html = html.replace(/href="\/img\//g, `href="${cleanHost}/img/`);
+    html = html.replace(/src="\/oneko\//g, `src="${cleanHost}/oneko/`);
+  }
+
+  await fs.writeFile('dist/index.html', html);
+}
+
+async function clean() {
+  await fs.remove('dist');
+  await fs.ensureDir('dist');
+}
+
+async function build() {
+  try {
+    await clean();
+    await Promise.all([
+      buildJS(),
+      buildCSS(),
+      copyAssets(),
+    ]);
+    await processHTML();
+  } catch (err) {
+    process.exit(1);
+  }
+}
+
+build();