import assert from "node:assert/strict";
import fs from "node:fs";
import os from "node:os";
import path from "node:path";
import { pathToFileURL } from "node:url";
import ts from "../../web/node_modules/typescript/lib/typescript.js";

const [sourceArg, outputArg] = process.argv.slice(2);
if (!sourceArg || !outputArg) throw new Error("usage: node generate-asset-catalog-compatibility.mjs V2_JSON OUTPUT_JSON");
const root = path.resolve(import.meta.dirname, "../..");
const temporary = fs.mkdtempSync(path.join(os.tmpdir(), "asset-catalog-compatibility-generator-"));
const sources = ["asset-path.ts", "capability-gates.ts", "asset-library-io.ts", "asset-catalog-v2.ts", "asset-catalog-compatibility.ts"];
try {
  for (const sourceName of sources) {
    const sourcePath = path.join(root, "web/protocol", sourceName);
    const result = ts.transpileModule(fs.readFileSync(sourcePath, "utf8"), {
      compilerOptions: { module: ts.ModuleKind.ES2022, target: ts.ScriptTarget.ES2022 },
      fileName: sourcePath,
      reportDiagnostics: true,
    });
    assert.deepEqual(result.diagnostics, []);
    fs.writeFileSync(path.join(temporary, sourceName.replace(/\.ts$/, ".mjs")), result.outputText.replaceAll(/from "\.\/([a-z0-9-]+)"/g, 'from "./$1.mjs"'));
  }
  const compatibility = await import(pathToFileURL(path.join(temporary, "asset-catalog-compatibility.mjs")));
  const value = JSON.parse(fs.readFileSync(path.resolve(sourceArg), "utf8"));
  const output = {
    read: await compatibility.inspectAssetCatalogForLegacyReader(value, "READ"),
    catalogWrite: await compatibility.inspectAssetCatalogForLegacyReader(value, "CATALOG_WRITE"),
    assetWrite: await compatibility.inspectAssetCatalogForLegacyReader(value, "ASSET_WRITE"),
    save: await compatibility.inspectAssetCatalogForLegacyReader(value, "SAVE"),
    future: await compatibility.inspectAssetCatalogForLegacyReader({ schemaVersion: 3 }, "READ"),
  };
  fs.mkdirSync(path.dirname(path.resolve(outputArg)), { recursive: true });
  fs.writeFileSync(path.resolve(outputArg), `${JSON.stringify(output, null, 2)}\n`);
  process.stdout.write("asset-catalog-compatibility-generated read=READ_ONLY writes=3/BLOCKED future=BLOCKED\n");
}
finally {
  fs.rmSync(temporary, { recursive: true, force: true });
}