chore(sandbox): sandbox cleanup (#797)

Co-authored-by: Christian Pillsbury <cpillsbury@mux.com>

packages/sandbox/scripts/shared.ts

@@ -0,0 +1,77 @@
+import path from 'node:path';
+import chalk from 'chalk';
+import { createTwoFilesPatch } from 'diff';
+import type { Result } from 'dir-compare';
+import { compareSync } from 'dir-compare';
+import fs from 'fs-extra';
+import prompts from 'prompts';
+
+export const SRC = './src';
+export const TEMPLATES = './templates';
+
+export interface Change {
+  state: 'left' | 'right' | 'distinct';
+  name: string;
+  relativePath: string;
+}
+
+export function getChanges(): Change[] {
+  const res: Result = compareSync(SRC, TEMPLATES, { compareContent: true });
+
+  return (res.diffSet ?? [])
+    .filter((d) => d.state !== 'equal' && d.type1 !== 'directory' && d.type2 !== 'directory')
+    .map((d) => ({
+      state: d.state as Change['state'],
+      name: (d.name1 ?? d.name2)!,
+      relativePath: d.relativePath,
+    }))
+    .filter((d) => d.name != null);
+}
+
+function colorizePatch(patch: string): string {
+  return patch
+    .split('\n')
+    .map((line) => {
+      if (line.startsWith('---') || line.startsWith('+++')) return chalk.dim(line);
+      if (line.startsWith('-')) return chalk.red(line);
+      if (line.startsWith('+')) return chalk.green(line);
+      if (line.startsWith('@@')) return chalk.cyan(line);
+      return chalk.gray(line);
+    })
+    .join('\n');
+}
+
+export function printDiff(oldPath: string, newPath: string, label: string): void {
+  const oldContent = fs.existsSync(oldPath) ? fs.readFileSync(oldPath, 'utf8') : '';
+  const newContent = fs.existsSync(newPath) ? fs.readFileSync(newPath, 'utf8') : '';
+  const patch = createTwoFilesPatch(label, label, oldContent, newContent, undefined, undefined, { context: 3 });
+
+  // Strip the first two header lines (Index + ===) that createTwoFilesPatch adds
+  const lines = patch.split('\n');
+  const body = lines.slice(2).join('\n');
+
+  console.log(colorizePatch(body));
+}
+
+export function filePath(change: Change): string {
+  return path.join(change.relativePath, change.name);
+}
+
+export function srcPath(change: Change): string {
+  return path.join(SRC, change.relativePath, change.name);
+}
+
+export function templatesPath(change: Change): string {
+  return path.join(TEMPLATES, change.relativePath, change.name);
+}
+
+export async function confirm(message: string): Promise<boolean> {
+  const { ok } = await prompts({
+    type: 'confirm',
+    name: 'ok',
+    message,
+    initial: false,
+  });
+
+  return ok === true;
+}