// 逐键比对：本次构建的 collection-all/project.json vs **已发布**的基线。
// 只报**具体哪个键**不同，而不是一串字符串差异。
import { readFileSync } from "node:fs";

// 基线只保留这一个文件：原来读的是 .scratch/dist-baseline/（96.9 MB 的整份旧 dist 拷贝，已按 .gitignore 的约定删除），
// 而这里只用到 project.json。重构等价性验证结束后，那份拷贝已按 .gitignore 的约定删除。
const live = JSON.parse(readFileSync("tools/checks/published-project.json", "utf8"));
const built = JSON.parse(readFileSync("dist/releases/collection-all/project.json", "utf8"));

function diff(a: any, b: any, path = ""): string[] {
  const out: string[] = [];
  const keys = new Set([...Object.keys(a ?? {}), ...Object.keys(b ?? {})]);
  for (const key of keys) {
    const p = path ? `${path}.${key}` : key;
    const va = a?.[key];
    const vb = b?.[key];
    if (va === undefined) out.push(`+ ${p}（基线没有）`);
    else if (vb === undefined) out.push(`- ${p}（本次没有）`);
    else if (typeof va === "object" && va !== null && !Array.isArray(va)) out.push(...diff(va, vb, p));
    else if (JSON.stringify(va) !== JSON.stringify(vb)) out.push(`≠ ${p}\n    基线: ${JSON.stringify(va)}\n    本次: ${JSON.stringify(vb)}`);
  }
  return out;
}

console.log("=== 顶层键序 ===");
console.log("基线:", Object.keys(live).join(" "));
console.log("本次:", Object.keys(built).join(" "));
console.log("");

const differences = diff(live, built);
if (differences.length === 0) console.log("✓ 字段值完全一致");
else {
  console.log(`=== ${differences.length} 处差异 ===`);
  for (const d of differences) console.log("  " + d);
}