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.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" {}'}],
  }]});
});