#!/usr/bin/env node
import fs from "node:fs";
import path from "node:path";

const root = path.resolve(import.meta.dirname, "..");
const registry = JSON.parse(fs.readFileSync(path.join(root, "parts/registry.json"), "utf8"));

const phase0 = new Set([
  "HLP-PART-TCS-LANG-0001",
  "HLP-PART-TCS-SELFHOST-0001",
  "HLP-PART-TCS-STAGE0-0001",
  "HLP-PART-GIR-0001",
  "HLP-PART-REG-0001",
  "HLP-PART-NQG-0001",
  "HLP-PART-QA-0001",
]);
const phase2Prefixes = ["HLP-PART-AFF", "HLP-PART-MEM", "HLP-PART-REL", "HLP-PART-CX"];

function phase(part) {
  if (phase0.has(part.id)) return "P0_LANGUAGE_RUNTIME_AND_QUALITY";
  if (part.id === "HLP-PART-0090") return "P3_SHARED_WORLD_PROJECTOR_LAST";
  if (phase2Prefixes.some((prefix) => part.id.startsWith(prefix))) {
    return "P2_PERSONA_MEMORY_RELATION_AND_AFFECT";
  }
  return "P1_NUMBER_CHANNEL_AGENT_KNOWLEDGE_AND_MARKET";
}

const entries = registry.parts.map((part, index) => {
  const alreadyTcs = [
    "HLP-PART-TCS-LANG-0001",
    "HLP-PART-TCS-SELFHOST-0001",
    "HLP-PART-TCS-STAGE0-0001",
  ].includes(part.id);
  return {
    order: index + 1,
    part_id: part.id,
    display_name_zh: part.displayName,
    donor_source: part.source,
    donor_state: part.status,
    native_acceptance_before_migration: part.nativeAcceptance,
    migration_phase: phase(part),
    target_module_id: `TCS-MOD-${part.id.replace(/^HLP-PART-/, "")}`,
    rewrite_rule: alreadyTcs
      ? "CONTINUE_NATIVE_TCS_IMPLEMENTATION"
      : "REWRITE_SEMANTICS_STATE_MACHINE_AUTHORITY_FAILURE_AND_RECEIPTS_IN_TCS",
    host_adapter_rule: "KEEP_ONLY_MINIMUM_OS_ABI_DRIVER_OUTSIDE_TCS_MODULE",
    migration_state: alreadyTcs ? "ACTIVE" : "QUEUED",
    acceptance_required: [
      "TCS_SOURCE_COMPILES_WITH_COMPILER_B",
      "GIR_HAS_NO_UNRESOLVED_NATURAL_LANGUAGE",
      "NEGATIVE_AUTHORITY_AND_PATH_TESTS_FAIL_CLOSED",
      "TARGET_RUNTIME_READBACK",
      "DONOR_PARITY_OR_EXPLICIT_REJECTION_RECEIPT",
    ],
  };
});

const output = {
  schema: "hololake.tcs-module-migration-registry/v1",
  registry_id: "HLP-TCS-MIGRATION-REGISTRY-0001",
  source_parts_registry: "parts/registry.json",
  source_part_count: registry.parts.length,
  rule: "NO_WHOLESALE_TRANSLITERATION_FROM_RUST_OR_TYPESCRIPT",
  compiler: "TCS-COMPILER-STAGE1-0001",
  target_abi: "GIR/1",
  registration_is_rewrite: false,
  rewrite_is_acceptance: false,
  entries,
};

const target = path.join(root, "migration/tcs-module-migration-registry.json");
fs.mkdirSync(path.dirname(target), { recursive: true });
fs.writeFileSync(target, `${JSON.stringify(output, null, 2)}\n`);
console.log(`WROTE ${target} entries=${entries.length}`);