Add hierarchical region data to candidate and center records

2026-07-20 11:50:51 +08:00
parent 352f471ed0
commit c5446d5241
21 changed files with 387 additions and 64 deletions
@@ -0,0 +1,55 @@
+import { readFile, writeFile } from 'node:fs/promises';
+import { resolve } from 'node:path';
+
+const input = resolve(process.argv[2] || 'ok_data_level3.csv');
+const output = resolve(process.argv[3] || 'src/data/china-regions.mjs');
+
+function parseCsvLine(line) {
+  const values = [];
+  let value = '';
+  let quoted = false;
+  for (let index = 0; index < line.length; index += 1) {
+    const char = line[index];
+    if (char === '"') {
+      if (quoted && line[index + 1] === '"') { value += '"'; index += 1; }
+      else quoted = !quoted;
+    } else if (char === ',' && !quoted) {
+      values.push(value);
+      value = '';
+    } else value += char;
+  }
+  values.push(value);
+  return values;
+}
+
+const source = await readFile(input, 'utf8');
+const rows = source.replace(/^\uFEFF/, '').trim().split(/\r?\n/).slice(1).map(line => {
+  const [id, pid, deep, , , , extId, extName] = parseCsvLine(line);
+  return { id, pid, deep: Number(deep), code: extId.slice(0, 6), name: extName };
+});
+
+const provinces = rows.filter(item => item.deep === 0 && item.code !== '0').map(province => ({
+  code: province.code,
+  name: province.name,
+  cities: rows.filter(city => city.deep === 1 && city.pid === province.id).map(city => ({
+    code: city.code,
+    name: city.name,
+    districts: rows.filter(district => district.deep === 2 && district.pid === city.id).map(district => ({
+      code: district.code,
+      name: district.name
+    }))
+  }))
+}));
+
+const hotan = provinces.find(item => item.code === '650000')?.cities.find(item => item.code === '653200');
+for (const district of [
+  { code: '653228', name: '和康县' },
+  { code: '653229', name: '和安县' }
+]) {
+  if (hotan && !hotan.districts.some(item => item.code === district.code)) hotan.districts.push(district);
+}
+hotan?.districts.sort((a, b) => a.code.localeCompare(b.code));
+
+const banner = `// Generated from AreaCity-JsSpider-StatsGov release 2025.251231.260403.\n// Source snapshot: 国家地名信息库 2025-12-31; generated 2026-07-20.\n// Manual official additions: 和康县 653228, 和安县 653229.\n`;
+await writeFile(output, `${banner}export const chinaRegionsVersion = '2025-12-31';\nexport const chinaRegions = ${JSON.stringify(provinces)};\n`, 'utf8');
+console.log(`Generated ${provinces.length} provinces at ${output}`);