// @vitest-environment node
import { execFileSync } from "node:child_process";
import {
  cpSync,
  existsSync,
  mkdirSync,
  mkdtempSync,
  readFileSync,
  rmSync,
  symlinkSync,
  writeFileSync,
} from "node:fs";
import { join, resolve } from "node:path";
import { describe, expect, it } from "vitest";

// 실제 배포는 하지 않는다. worktree 내부 임시 폴더에 public 자산만 복사한 뒤
// 정상·누락·변조를 검사하여 빌드 검증기가 실패를 정말 감지하는지 먼저 확인한다.
describe("production 자산 검증기", () => {
  it("101개 음성 포함을 확인하고 누락·변조는 실패시킨다", () => {
    mkdirSync(".cache", { recursive: true });
    const temporary = mkdtempSync(".cache/build-test-");
    const verify = () =>
      execFileSync(
        "node",
        [
          "--input-type=module",
          "-e",
          `import {verifyBuild} from './scripts/check-build.mjs'; console.log(verifyBuild(${JSON.stringify(temporary)}));`,
        ],
        { encoding: "utf8", stdio: "pipe" },
      );
    try {
      cpSync("public", temporary, { recursive: true });
      expect(verify().trim()).toBe("101");
      writeFileSync(join(temporary, "audio/intro.wav"), "broken");
      expect(verify).toThrow();
      rmSync(join(temporary, "audio/intro.wav"));
      expect(verify).toThrow();
    } finally {
      rmSync(temporary, { recursive: true, force: true });
    }
  });
  it.each(["누락", "축약"])(
    "dist의 런타임 notice %s을 실패시킨다",
    (damage) => {
      mkdirSync(".cache", { recursive: true });
      const temporary = mkdtempSync(".cache/notice-test-");
      const verify = () =>
        execFileSync(
          "node",
          [
            "--input-type=module",
            "-e",
            `import {verifyBuild} from './scripts/check-build.mjs'; console.log(verifyBuild(${JSON.stringify(temporary)}));`,
          ],
          { encoding: "utf8", stdio: "pipe" },
        );
      try {
        cpSync("public", temporary, { recursive: true });
        expect(verify().trim()).toBe("101");
        const notice = join(temporary, "THIRD_PARTY_NOTICES.md");
        if (damage === "누락") rmSync(notice, { force: true });
        else
          writeFileSync(notice, "React / ReactDOM / scheduler — MIT License");
        expect(verify).toThrow(/notice/i);
      } finally {
        rmSync(temporary, { recursive: true, force: true });
      }
    },
  );
});

// 새 배경 경로는 음성과 독립적이므로 실제 dist 사본의 누락/변조/과잉 번들을 검증한다.
it.each(["wav", "manifest", "notice", "extra"])(
  "현장음 %s 손상은 빌드 실패로 처리한다",
  (damage) => {
    const temporary = mkdtempSync(".cache/ambience-build-");
    const verify = () =>
      execFileSync(
        "node",
        [
          "--input-type=module",
          "-e",
          `import {verifyBuild} from './scripts/check-build.mjs'; verifyBuild(${JSON.stringify(temporary)});`,
        ],
        { encoding: "utf8", stdio: "pipe" },
      );
    try {
      cpSync("public", temporary, { recursive: true });
      expect(verify).not.toThrow();
      if (damage === "wav")
        writeFileSync(join(temporary, "ambience/street.wav"), "bad");
      if (damage === "manifest")
        writeFileSync(join(temporary, "ambience/manifest.json"), "{}");
      if (damage === "notice")
        rmSync(join(temporary, "ambience/AMBIENCE_NOTICES.md"));
      if (damage === "extra")
        writeFileSync(
          join(temporary, "ambience/original.ogg"),
          "should not ship",
        );
      expect(verify).toThrow(/현장음/);
    } finally {
      rmSync(temporary, { recursive: true, force: true });
    }
  },
);

// public/manifest와 dist를 함께 훼손해도 독립적인 콘텐츠 목록과 개수가 막아야 한다.
it.each(["empty", "truncated", "duplicate", "renamed", "extra", "missing"])(
  "음성 목록과 폴더를 함께 바꾼 %s 배포를 거부한다",
  (damage) => {
    mkdirSync(".cache", { recursive: true });
    const temporary = mkdtempSync(".cache/voice-inventory-");
    try {
      cpSync("public", join(temporary, "public"), { recursive: true });
      cpSync("public", join(temporary, "dist"), { recursive: true });
      for (const file of ["THIRD_PARTY_NOTICES.md", "package-lock.json"])
        cpSync(file, join(temporary, file));
      mkdirSync(join(temporary, ".agent"));
      cpSync(
        ".agent/AMBIENCE-SOURCES-v0.2.3.json",
        join(temporary, ".agent/AMBIENCE-SOURCES-v0.2.3.json"),
      );
      symlinkSync(resolve("node_modules"), join(temporary, "node_modules"));
      const manifest = JSON.parse(
        readFileSync("public/audio/manifest.json", "utf8"),
      );
      const first = manifest.files[0];
      for (const directory of ["public", "dist"]) {
        const path = join(temporary, directory, "audio");
        if (damage === "empty" || damage === "truncated") {
          const removed = damage === "empty" ? manifest.files : [first];
          for (const entry of removed) rmSync(join(path, entry.file));
        }
        if (damage === "renamed") {
          cpSync(join(path, first.file), join(path, "unexpected.wav"));
          rmSync(join(path, first.file));
        }
      }
      if (damage === "empty") manifest.files = [];
      if (damage === "truncated") manifest.files.shift();
      if (damage === "duplicate") manifest.files[0] = manifest.files[1];
      if (damage === "renamed")
        manifest.files[0] = { ...first, file: "unexpected.wav" };
      if (damage === "extra")
        cpSync(
          join(temporary, "dist/audio", first.file),
          join(temporary, "dist/audio/extra.wav"),
        );
      if (damage === "missing")
        rmSync(join(temporary, "dist/audio", first.file));
      for (const directory of ["public", "dist"])
        writeFileSync(
          join(temporary, directory, "audio/manifest.json"),
          JSON.stringify(manifest),
        );
      expect(() =>
        execFileSync(
          "node",
          [
            "--input-type=module",
            "-e",
            `import {verifyBuild} from ${JSON.stringify(resolve("scripts/check-build.mjs"))}; verifyBuild("dist");`,
          ],
          { cwd: temporary, stdio: "pipe" },
        ),
      ).toThrow();
    } finally {
      rmSync(temporary, { recursive: true, force: true });
    }
  },
);

// 사본 비교만으로는 양쪽 고지가 함께 축약되는 것을 감지할 수 없다.
it.each([
  "street",
  "mall",
  "theater",
  "department",
  "market",
  "subway",
  "cafe",
  "rain",
])(
  "%s 고지는 각 항목에 저작자·원문·다운로드·라이선스·파생권리·변경을 모두 포함한다",
  (id) => {
    mkdirSync(".cache", { recursive: true });
    const temporary = mkdtempSync(".cache/notice-fields-");
    try {
      for (const dir of ["public", "dist"])
        cpSync("public", join(temporary, dir), { recursive: true });
      for (const file of ["THIRD_PARTY_NOTICES.md", "package-lock.json"])
        cpSync(file, join(temporary, file));
      mkdirSync(join(temporary, ".agent"));
      cpSync(
        ".agent/AMBIENCE-SOURCES-v0.2.3.json",
        join(temporary, ".agent/AMBIENCE-SOURCES-v0.2.3.json"),
      );
      symlinkSync(resolve("node_modules"), join(temporary, "node_modules"));
      const noticePath = existsSync("public/ambience/AMBIENCE_NOTICES.md")
        ? "ambience/AMBIENCE_NOTICES.md"
        : "AMBIENCE_NOTICES.md";
      const manifest = JSON.parse(
        readFileSync("public/ambience/manifest.json", "utf8"),
      );
      // 완전한 기준 고지에서 한 항목의 필드만 지운다. 다른 항목에 같은 URL이 남아도 거부해야 한다.
      let complete = readFileSync(join("public", noticePath), "utf8");
      for (const entry of manifest.files) {
        if (!complete.includes(`Creator: ${entry.creator}\n`))
          complete = complete.replace(
            `Source: ${entry.pageUrl}`,
            `Creator: ${entry.creator}\nOutput license: ${entry.outputLicense}\nSource: ${entry.pageUrl}`,
          );
      }
      const writeNotice = (value: string) => {
        for (const dir of ["public", "dist"])
          writeFileSync(join(temporary, dir, noticePath), value);
      };
      const verify = () =>
        execFileSync(
          "node",
          [
            "--input-type=module",
            "-e",
            `import {verifyBuild} from ${JSON.stringify(resolve("scripts/check-build.mjs"))}; verifyBuild("dist");`,
          ],
          { cwd: temporary, stdio: "pipe" },
        );
      writeNotice(complete);
      expect(verify).not.toThrow();
      const entry = manifest.files.find(
        (e: { environmentId: string }) => e.environmentId === id,
      );
      const sections = complete.split("## ");
      const index = sections.findIndex((s) =>
        s.startsWith(`${entry.displayName} — ${id}\n`),
      );
      for (const field of [
        "Creator:",
        "Source:",
        "Download:",
        "License:",
        "Output license:",
        "Changes:",
      ]) {
        const modified = [...sections];
        modified[index] = modified[index]!.split("\n")
          .filter((line) => !line.startsWith(field))
          .join("\n");
        writeNotice(modified.join("## "));
        expect.soft(verify, `${id}: ${field}`).toThrow();
      }
    } finally {
      rmSync(temporary, { recursive: true, force: true });
    }
  },
);

it.each([
  "sourceSha256",
  "expectedSourceSha256",
  "sourceBytes",
  "directMediaDurationSeconds",
  "selectedSegmentStartSeconds",
  "startSeconds",
  "durationSeconds",
  "outputLicense",
  "operations",
])(
  "현장음 manifest 사본을 함께 바꿔도 승인 %s 계약 위반을 거부한다",
  (field) => {
    const temporary = mkdtempSync(".cache/ambience-plan-");
    try {
      for (const dir of ["public", "dist"])
        cpSync("public", join(temporary, dir), { recursive: true });
      for (const file of ["THIRD_PARTY_NOTICES.md", "package-lock.json"])
        cpSync(file, join(temporary, file));
      mkdirSync(join(temporary, ".agent"));
      cpSync(
        ".agent/AMBIENCE-SOURCES-v0.2.3.json",
        join(temporary, ".agent/AMBIENCE-SOURCES-v0.2.3.json"),
      );
      symlinkSync(resolve("node_modules"), join(temporary, "node_modules"));
      const verify = () =>
        execFileSync(
          "node",
          [
            "--input-type=module",
            "-e",
            `import {verifyBuild} from ${JSON.stringify(resolve("scripts/check-build.mjs"))}; verifyBuild("dist");`,
          ],
          { cwd: temporary, stdio: "pipe" },
        );
      expect(verify).not.toThrow();
      const manifest = JSON.parse(
        readFileSync("public/ambience/manifest.json", "utf8"),
      );
      if (field === "operations") manifest.files[0].conversion.operations = "";
      else if (field === "startSeconds" || field === "durationSeconds") {
        const entry = manifest.files[0];
        const previous = `source seconds ${entry.conversion.startSeconds}–${entry.conversion.startSeconds + entry.conversion.durationSeconds}.`;
        entry.conversion[field] += 1;
        const updated = `source seconds ${entry.conversion.startSeconds}–${entry.conversion.startSeconds + entry.conversion.durationSeconds}.`;
        for (const dir of ["public", "dist"]) {
          const path = join(temporary, dir, "ambience/AMBIENCE_NOTICES.md");
          writeFileSync(
            path,
            readFileSync(path, "utf8").replace(previous, updated),
          );
        }
      } else manifest.files[0][field] = "invalid";
      for (const dir of ["public", "dist"])
        writeFileSync(
          join(temporary, dir, "ambience/manifest.json"),
          JSON.stringify(manifest),
        );
      expect(verify).toThrow();
    } finally {
      rmSync(temporary, { recursive: true, force: true });
    }
  },
);