import test from "node:test";
import assert from "node:assert/strict";
import fs from "node:fs/promises";
import os from "node:os";
import path from "node:path";
import { execFile as callback } from "node:child_process";
import { promisify } from "node:util";
import { scaffoldRecipe } from "../src/capability-language/scaffold-recipes.js";
import { planStructure, applyStructure } from "../src/capability-language/structural-plan.js";
import { contentDigest } from "../src/capability-model/evolution.js";
import { sealMigrations } from "../src/capability-language/migration-seal.js";
import { reactPlatformTypes } from "../src/bindings/react-platform.js";
const execFile = promisify(callback);

test("React preset applies its browser build script and shared-platform imports", async (context) => {
  const root = await fs.mkdtemp(path.join(os.tmpdir(), "qx-react-recipe-"));
  context.after(() => fs.rm(root, { recursive: true, force: true }));
  await execFile("git", ["-C", root, "init"]);
  const source = { repository: "https://example.test/react.git", commit: "a".repeat(40) };
  const request = await scaffoldRecipe(root, "package", {
    source,
    name: "React",
    id: "package:react",
    revision: "package:react@1",
    template: "typescript-react",
    tools: { quixos: source, protocol: source, helpers: source, sdk: source },
  });
  await applyStructure(await planStructure(root, request));
  assert.match(await fs.readFile(path.join(root, "src/impl/sourceGet.ts"), "utf8"), /component.js\?browser-source/);
  assert.match(await fs.readFile(path.join(root, "flake.nix"), "utf8"), /browserSources = true/);
  assert.equal(await fs.readFile(path.join(root, "src/gen/web-studio-react-runtime.d.ts"), "utf8"), reactPlatformTypes);
  assert.match(await fs.readFile(path.join(root, "src/browser-assets.d.ts"), "utf8"), /declare module "\*\.css"/);
  assert.equal(
    JSON.parse(await fs.readFile(path.join(root, "quixos.check.json"), "utf8")).options.messages[
      "org.quixos.web-studio.ReactProps"
    ].export,
    "opaqueReactPropsBinding",
  );
  await assert.rejects(fs.access(path.join(root, "quixos.scaffold.json")));
  assert.equal(
    JSON.parse(await fs.readFile(path.join(root, "tsconfig.json"), "utf8")).compilerOptions.jsx,
    "react-jsx",
  );
});

test("imperative scaffolds preserve authored wiring; migration sealing is explicit and separate", async (context) => {
  const root = await fs.mkdtemp(path.join(os.tmpdir(), "qx-recipes-"));
  context.after(() => fs.rm(root, { recursive: true, force: true }));
  await execFile("git", ["-C", root, "init"]);
  await fs.writeFile(path.join(root, ".gitignore"), ".quixos/\n");
  const source = { repository: "https://example.test/chess.git", commit: "a".repeat(40) };
  const base = { source, directory: "packages/Chess" };
  const apply = async (command: Parameters<typeof scaffoldRecipe>[1], input: Parameters<typeof scaffoldRecipe>[2]) =>
    applyStructure(await planStructure(root, await scaffoldRecipe(root, command, input)));
  await apply("package", {
    ...base,
    name: "Chess",
    id: "package:chess",
    revision: "package:chess@1",
    tools: { quixos: source, protocol: source, helpers: source, sdk: source },
  });
  await apply("function", { ...base, name: "play", id: "export:play" });
  const filename = path.join(root, base.directory, "src/impl/play.ts");
  const edited =
    'import type {Implementation} from "../gen/qx.js";\nexport const handler: Implementation["play"] = async () => null;\n';
  await fs.writeFile(filename, edited);
  const old = { version: 1 },
    next = { version: 2 },
    from = contentDigest(old),
    to = contentDigest(next);
  await apply("migration", {
    ...base,
    name: "upgrade",
    id: "export:upgrade",
    migration: {
      id: "upgrade-v2",
      scopeId: "board",
      from,
      to,
      predecessors: [],
      ports: [],
      contracts: { [from]: old, [to]: next },
    },
  });
  const migrationFile = path.join(root, base.directory, "src/migrations/upgrade.ts");
  await fs.appendFile(migrationFile, "\n// authored migration change\n");
  await sealMigrations(path.join(root, base.directory));
  assert.equal(await fs.readFile(filename, "utf8"), edited);
  const catalog = JSON.parse(await fs.readFile(path.join(root, base.directory, "quixos.migrations.json"), "utf8"));
  assert.equal(catalog.migrations[0].implementation.digest, contentDigest(await fs.readFile(migrationFile, "utf8")));
  assert.match(await fs.readFile(path.join(root, base.directory, "src/migrate.ts"), "utf8"), /export:upgrade/);
  await assert.rejects(() => apply("function", { ...base, name: "play", id: "export:play" }), /unique/);
  const declarations = path.join(root, base.directory, "package.qx");
  await fs.writeFile(
    declarations,
    (await fs.readFile(declarations, "utf8")).replace(
      /}\s*$/,
      '  function authored id "export:authored" : unit -> unit;\n}\n',
    ),
  );
  const server = path.join(root, base.directory, "src/server.ts");
  await fs.appendFile(server, "\n// authored comment must survive\n");
  await apply("function", { ...base, name: "another", id: "export:another" });
  assert.match(await fs.readFile(server, "utf8"), /authored comment must survive/);
  await assert.rejects(() => apply("refresh", base), /removed/);
  await assert.rejects(fs.access(path.join(root, base.directory, "src/impl/authored.ts")));
  assert.equal(await fs.readFile(filename, "utf8"), edited);
  await planStructure(root, {
    kind: "package",
    source,
    resourceRoot: base.directory,
    validation: "syntax",
    files: [
      {
        file: `${base.directory}/package.qx`,
        edits: [
          {
            operation: "replace",
            target: { kind: "packageResourceDecl", id: "package:chess" },
            source: 'package Other id "package:other" revision "package:other@1" {}',
          },
        ],
      },
    ],
  });
});