#!/usr/bin/env node
"use strict";

const fs = require("fs");
const path = require("path");
const { readAreaConfig } = require("./lib/area-config");
const { compileArea, parseArgs } = require("./compile-native-roads");

const repoRoot = path.resolve(__dirname, "..");

function checkArea(configPath, options = {}) {
  if (options.compile) compileArea(configPath);
  const area = readAreaConfig(configPath, { repoRoot });
  const root = area.outputs.nativeRoadDir;
  const compiledPath = path.join(root, "compiled.json");
  if (!fs.existsSync(compiledPath)) throw new Error(`Native road output is missing: ${compiledPath}`);
  const compiled = readJson(compiledPath);
  const connectors = readJson(path.join(root, "layers", "connectors.geojson"));
  const published = new Set(connectors.features.map((feature) => feature.properties.movement_id));
  const failures = [];
  for (const movement of compiled.movements || []) {
    if (movement.geometryPublished && !published.has(movement.id)) failures.push(`Published movement has no connector: ${movement.id}`);
    if (!movement.geometryPublished && published.has(movement.id)) failures.push(`Non-published movement has a connector: ${movement.id}`);
    if (!movement.geometryStatus) failures.push(`Movement has no geometry status: ${movement.id}`);
  }
  const errors = (compiled.diagnostics || []).filter((item) => item.severity === "error");
  const warnings = (compiled.diagnostics || []).filter((item) => item.severity === "warning");
  return { schema: "native-road-check/v1", areaId: area.id, ok: failures.length === 0 && errors.length === 0, movementCount: (compiled.movements || []).length, connectorCount: connectors.features.length, errors: errors.map((item) => ({ id: item.id, rule: item.rule, message: item.message })), warningCount: warnings.length, failures };
}

function readJson(file) { return JSON.parse(fs.readFileSync(file, "utf8")); }

function main() {
  const args = parseArgs(process.argv.slice(2));
  const configPath = path.resolve(args.config || path.join(repoRoot, "config", "areas", "nantaizi-lake-innovation-valley.json"));
  const result = checkArea(configPath, { compile: args.compile === "true" });
  console.log(`NATIVE_ROAD_CHECK_DONE ${JSON.stringify(result)}`);
  if (!result.ok) process.exitCode = 1;
}

if (require.main === module) main();

module.exports = { checkArea };