#!/usr/bin/env node
import crypto from "node:crypto";
import fs from "node:fs";
import os from "node:os";
import path from "node:path";
import { execFileSync } from "node:child_process";
import { createRequire } from "node:module";
import { pathToFileURL } from "node:url";

const root = "/home/mes123456/FreeCADWasmDev/working/FreeCAD";
const build = path.resolve(process.argv[2] ?? path.join(root, "freecad-source/build-web/configure/bin"));
const docs = path.join(root, "docs/p6");
const manifestPath = path.join(docs, "python-api-manifest.json");
const out = fs.mkdtempSync(path.join(os.tmpdir(), "freecad-p6-templatepymod-tier2-"));
execFileSync(path.join(root, "web/node_modules/.bin/tsc"), [
  "--target", "ES2022", "--module", "ESNext", "--moduleResolution", "Bundler", "--strict", "--skipLibCheck",
  "--outDir", out, "--declaration", "false", "--noEmit", "false",
  "web/src/facade-envelope.ts", "web/src/templatepymod-python-family-facade.ts",
], { cwd: root, stdio: "inherit" });

const hash = (value) => crypto.createHash("sha256").update(typeof value === "string" ? value : JSON.stringify(value)).digest("hex");
const fileHash = (file) => hash(fs.readFileSync(file));
const manifest = JSON.parse(fs.readFileSync(manifestPath, "utf8"));
const rows = manifest.records.filter((row) => row.module === "TemplatePyMod" && row.tier === "tier-2-pure");
if (rows.length !== 81) throw new Error(`expected 81 TemplatePyMod tier-2-pure records, got ${rows.length}`);
const records = rows.map((row) => ({
  apiId: row.id,
  name: row.name,
  family: row.family,
  kind: row.kind,
  sourcePath: row.evidence?.path,
  disposition: row.disposition,
}));
if (records.some((record) => typeof record.sourcePath !== "string" || !record.sourcePath.startsWith("src/Mod/TemplatePyMod/"))) {
  throw new Error("TemplatePyMod Tier-2 source evidence is incomplete");
}

globalThis.__dirname = `${build}${path.sep}`;
globalThis.require = createRequire(import.meta.url);
const facade = await import(pathToFileURL(path.join(out, "templatepymod-python-family-facade.js")));
const envelope = await import(pathToFileURL(path.join(out, "facade-envelope.js")));
const loader = await import(pathToFileURL(path.join(build, "FreeCADWebTemplatePyModRuntimeProbe.js")));
const kernel = await loader.default({
  wasmBinary: fs.readFileSync(path.join(build, "FreeCADWebTemplatePyModRuntimeProbe.wasm")),
  print: () => {},
  printErr: () => {},
});
const queue = new envelope.FacadeSerialQueue();
const dispatch = (request, source = kernel) => facade.dispatchTemplatePyModPythonFamily(queue, request, source);
const tier = "tier-2-pure";
const successRequest = facade.createTemplatePyModPythonFamilyRequest("templatepymod-tier2-success", records, tier);
const success = await dispatch(successRequest);
const repeated = await dispatch(facade.createTemplatePyModPythonFamilyRequest("templatepymod-tier2-replay", records, tier));
const cross = await dispatch(facade.createTemplatePyModPythonFamilyRequest("templatepymod-tier2-cross", [{ ...records[0], apiId: "py:BIM:class:Camera" }], tier));
const malformed = await dispatch({ ...successRequest, requestId: "templatepymod-tier2-invalid-tier", payload: { ...successRequest.payload, tier: "tier-3-stateful" } });
const cancelRequest = facade.createTemplatePyModPythonFamilyRequest("templatepymod-tier2-cancel", records, tier);
const cancelledPromise = dispatch(cancelRequest, new Promise((resolve) => setTimeout(() => resolve(kernel), 25)));
queue.cancel(envelope.createCancel("templatepymod-tier2-cancel-control", cancelRequest.requestId));
const cancelled = await cancelledPromise;

if (success.kind !== "result") throw new Error(`TemplatePyMod Tier-2 family dispatch failed: ${JSON.stringify(success)}`);
const result = success.result;
const terminal = new Set(["exposed", "restricted", "nonportable", "not_implemented"]);
if (result.module !== "TemplatePyMod" || result.tier !== tier || result.count !== rows.length || result.records.length !== rows.length || result.resourcesReleased !== true) throw new Error("TemplatePyMod Tier-2 result is incomplete");
if (result.records.some((record) => !terminal.has(record.status) || record.native !== true || record.resourcesReleased !== true || !record.sourceEntry || !record.sourceRevision || typeof record.parameterSchema !== "string" || typeof record.returnSchema !== "string")) throw new Error("TemplatePyMod Tier-2 record is not terminal/schema-complete");
if (JSON.stringify(result) !== JSON.stringify(repeated.result)) throw new Error("TemplatePyMod Tier-2 replay changed the native result");
if (cross.kind !== "result" || cross.result.records?.[0]?.status !== "not_implemented" || cross.result.records?.[0]?.code !== "unmatched_source_record") throw new Error("TemplatePyMod Tier-2 cross-module boundary failed");
if (malformed.kind !== "error" || malformed.error.code !== "invalid_request") throw new Error("TemplatePyMod Tier-2 invalid tier was not rejected");
if (cancelled.kind !== "error" || cancelled.error.code !== "cancelled") throw new Error("TemplatePyMod Tier-2 cancellation was not reported");

const dispositionCounts = Object.fromEntries([...terminal].map((status) => [status, result.records.filter((record) => record.status === status).length]));
const byId = new Map(result.records.map((record) => [record.apiId, record]));
for (const row of manifest.records) {
  if (row.module !== "TemplatePyMod" || row.tier !== tier) continue;
  const native = byId.get(row.id);
  if (!native) throw new Error(`native result missing ${row.id}`);
  row.disposition = native.status;
  row.dispositionEvidence = ["docs/p6/templatepymod-tier2-pure-family-runtime.json"];
  row.dispositionReason = native.message;
}
fs.writeFileSync(manifestPath, `${JSON.stringify(manifest, null, 2)}\n`);

const report = {
  schema: "freecad-web-p6-templatepymod-tier2-pure-family-runtime/v1",
  taskId: "FW-P6-FPA-F2-TEMPLATEPYMOD",
  module: "TemplatePyMod",
  tier,
  status: "pass_with_boundaries",
  sourceRevision: result.records[0]?.sourceRevision,
  route: { worker: "web/src/templatepymod-python.worker.ts", facade: "web/src/templatepymod-python-family-facade.ts", command: facade.TEMPLATEPYMOD_PYTHON_FAMILY_COMMAND, native: "freecad-source/src/WebAssembly/FreeCADCoreProbe/TemplatePyModRuntimeProbe.cpp:fc_web_dispatch_json" },
  input: successRequest,
  inputSha256: hash(successRequest),
  result,
  resultSha256: hash(result),
  replay: { equal: true, resultSha256: hash(repeated.result) },
  crossModuleBoundary: { result: cross, resultSha256: hash(cross) },
  malformedRequest: { result: malformed, resultSha256: hash(malformed) },
  cancellation: { result: cancelled, resultSha256: hash(cancelled) },
  dispositionCounts,
  records: result.records.map((record) => ({ apiId: record.apiId, name: record.name, family: record.family, status: record.status, code: record.code, parameterSchema: record.parameterSchema, returnSchema: record.returnSchema, replay: record.replay, sourceEntry: record.sourceEntry, sourceRevision: record.sourceRevision, evidenceSha256: hash(record) })),
  resources: { resourcesReleased: true, documentMutation: false },
  artifacts: {
    wasm: { path: path.relative(root, path.join(build, "FreeCADWebTemplatePyModRuntimeProbe.wasm")), sha256: fileHash(path.join(build, "FreeCADWebTemplatePyModRuntimeProbe.wasm")) },
    loader: { path: path.relative(root, path.join(build, "FreeCADWebTemplatePyModRuntimeProbe.js")), sha256: fileHash(path.join(build, "FreeCADWebTemplatePyModRuntimeProbe.js")) },
  },
  boundaries: [
    "TemplatePyMod GUI/Qt and command/view-resource records remain restricted in the headless Web runtime.",
    "Method records remain not_implemented until typed argument/return replay fixtures are available.",
    "All statuses, schemas and hashes derive from compiled FreeCAD through fc_web_dispatch_json; no JavaScript API result is substituted.",
  ],
};
fs.writeFileSync(path.join(docs, "templatepymod-tier2-pure-family-runtime.json"), `${JSON.stringify(report, null, 2)}\n`);
fs.writeFileSync(path.join(root, "docs/freecad-p6-templatepymod-f2-tier2.log"), `${JSON.stringify({ status: report.status, count: rows.length, dispositionCounts, resultSha256: report.resultSha256 })}\n`);
console.log(JSON.stringify({ status: report.status, count: rows.length, dispositionCounts, resultSha256: report.resultSha256 }));