fix(waf): complete geography match options

Use full country and ISO subdivision data, show localized country names with codes, and add searchable region selection.
2026-10-13 18:36:37 +08:00 · 2026-07-13 16:34:18 +08:00
parent a61d55bb1b
commit 0c2961ae6d
10 changed files with 179 additions and 75 deletions
@@ -0,0 +1,53 @@
+import { allCountries } from 'country-region-data';
+
+export interface GeoOption {
+  value: string;
+  label: string;
+  searchText: string;
+}
+
+const countryCodePattern = /^[A-Z]{2}$/;
+const regionCodePattern = /^[A-Z0-9]{1,3}$/;
+const countryDisplayNames = new Intl.DisplayNames(['zh-CN'], {
+  type: 'region',
+});
+
+function localizedCountryName(code: string, fallback: string) {
+  const localized = countryDisplayNames.of(code);
+  return !localized || localized === code ? fallback : localized;
+}
+
+export const countryOptions: GeoOption[] = allCountries
+  .filter(([, code]) => countryCodePattern.test(code))
+  .map(([englishName, code]) => {
+    const label = localizedCountryName(code, englishName);
+    return {
+      value: code,
+      label,
+      searchText: `${label} ${englishName} ${code}`,
+    };
+  })
+  .sort((left, right) => left.label.localeCompare(right.label, 'zh-CN'));
+
+export const regionOptions: GeoOption[] = allCountries.flatMap(
+  ([englishCountryName, countryCode, regions]) => {
+    const countryName = localizedCountryName(countryCode, englishCountryName);
+    return regions.flatMap(([regionName, shortCode]) => {
+      const normalizedShortCode = shortCode?.toUpperCase();
+      if (
+        !normalizedShortCode ||
+        !regionCodePattern.test(normalizedShortCode)
+      ) {
+        return [];
+      }
+      const value = `${countryCode}-${normalizedShortCode}`;
+      return [
+        {
+          value,
+          label: `${regionName} · ${countryName}`,
+          searchText: `${regionName} ${countryName} ${englishCountryName} ${value}`,
+        },
+      ];
+    });
+  },
+);