feat(cli): add alchemy and improve cli tooling and structure (#520)

apps/cli/src/helpers/deployment/workers/workers-tanstack-start-setup.ts

@@ -0,0 +1,75 @@
+import path from "node:path";
+import fs from "fs-extra";
+import {
+	type CallExpression,
+	Node,
+	type ObjectLiteralExpression,
+	SyntaxKind,
+} from "ts-morph";
+import type { PackageManager } from "../../../types";
+import { addPackageDependency } from "../../../utils/add-package-deps";
+import { ensureArrayProperty, tsProject } from "../../../utils/ts-morph";
+
+export async function setupTanstackStartWorkersDeploy(
+	projectDir: string,
+	packageManager: PackageManager,
+) {
+	const webAppDir = path.join(projectDir, "apps/web");
+	if (!(await fs.pathExists(webAppDir))) return;
+
+	await addPackageDependency({
+		devDependencies: ["wrangler"],
+		projectDir: webAppDir,
+	});
+
+	const pkgPath = path.join(webAppDir, "package.json");
+	if (await fs.pathExists(pkgPath)) {
+		const pkg = await fs.readJson(pkgPath);
+		pkg.scripts = {
+			...pkg.scripts,
+			deploy: `${packageManager} run build && wrangler deploy`,
+			"cf-typegen": "wrangler types --env-interface Env",
+		};
+		await fs.writeJson(pkgPath, pkg, { spaces: 2 });
+	}
+
+	const viteConfigPath = path.join(webAppDir, "vite.config.ts");
+	if (!(await fs.pathExists(viteConfigPath))) return;
+
+	const sourceFile = tsProject.addSourceFileAtPathIfExists(viteConfigPath);
+	if (!sourceFile) return;
+
+	const defineCall = sourceFile
+		.getDescendantsOfKind(SyntaxKind.CallExpression)
+		.find((expr) => {
+			const expression = expr.getExpression();
+			return (
+				Node.isIdentifier(expression) && expression.getText() === "defineConfig"
+			);
+		}) as CallExpression | undefined;
+
+	if (!defineCall) return;
+
+	const configObj = defineCall.getArguments()[0] as
+		| ObjectLiteralExpression
+		| undefined;
+	if (!configObj) return;
+
+	const pluginsArray = ensureArrayProperty(configObj, "plugins");
+
+	const tanstackPluginIndex = pluginsArray
+		.getElements()
+		.findIndex((el) => el.getText().includes("tanstackStart("));
+
+	const tanstackPluginText = 'tanstackStart({ target: "cloudflare-module" })';
+
+	if (tanstackPluginIndex === -1) {
+		pluginsArray.addElement(tanstackPluginText);
+	} else {
+		pluginsArray
+			.getElements()
+			[tanstackPluginIndex].replaceWithText(tanstackPluginText);
+	}
+
+	await tsProject.save();
+}