Feature: Add territory-to-country mapping for 50+ dependent territories

src/app/services/world-bank.ts

@@ -18,21 +18,81 @@ export interface CountryData {
 export class WorldBankService {
   private apiUrl = 'https://api.worldbank.org/v2/country';
   
+  // Map territories to their parent countries for World Bank API
+  private territoryMapping: { [key: string]: string } = {
+    'AX': 'FI', // Åland Islands → Finland
+    'AW': 'NL', // Aruba → Netherlands
+    'BL': 'FR', // Saint Barthélemy → France
+    'BQ': 'NL', // Caribbean Netherlands → Netherlands
+    'CW': 'NL', // Curaçao → Netherlands
+    'GF': 'FR', // French Guiana → France
+    'GL': 'DK', // Greenland → Denmark
+    'GP': 'FR', // Guadeloupe → France
+    'GG': 'GB', // Guernsey → United Kingdom
+    'IM': 'GB', // Isle of Man → United Kingdom
+    'JE': 'GB', // Jersey → United Kingdom
+    'MF': 'FR', // Saint Martin → France
+    'MQ': 'FR', // Martinique → France
+    'NC': 'FR', // New Caledonia → France
+    'PF': 'FR', // French Polynesia → France
+    'PM': 'FR', // Saint Pierre and Miquelon → France
+    'PR': 'US', // Puerto Rico → United States
+    'RE': 'FR', // Réunion → France
+    'SJ': 'NO', // Svalbard and Jan Mayen → Norway
+    'SX': 'NL', // Sint Maarten → Netherlands
+    'TF': 'FR', // French Southern Territories → France
+    'VI': 'US', // U.S. Virgin Islands → United States
+    'WF': 'FR', // Wallis and Futuna → France
+    'YT': 'FR', // Mayotte → France
+    'EH': 'MA', // Western Sahara → Morocco (disputed, using Morocco)
+    'FK': 'GB', // Falkland Islands → United Kingdom
+    'FO': 'DK', // Faroe Islands → Denmark
+    'GI': 'GB', // Gibraltar → United Kingdom
+    'GS': 'GB', // South Georgia → United Kingdom
+    'GU': 'US', // Guam → United States
+    'HM': 'AU', // Heard Island → Australia
+    'AS': 'US', // American Samoa → United States
+    'BM': 'GB', // Bermuda → United Kingdom
+    'BV': 'NO', // Bouvet Island → Norway
+    'IO': 'GB', // British Indian Ocean Territory → United Kingdom
+    'KY': 'GB', // Cayman Islands → United Kingdom
+    'CX': 'AU', // Christmas Island → Australia
+    'CC': 'AU', // Cocos Islands → Australia
+    'CK': 'NZ', // Cook Islands → New Zealand
+    'MS': 'GB', // Montserrat → United Kingdom
+    'NF': 'AU', // Norfolk Island → Australia
+    'NU': 'NZ', // Niue → New Zealand
+    'PN': 'GB', // Pitcairn Islands → United Kingdom
+    'SH': 'GB', // Saint Helena → United Kingdom
+    'TC': 'GB', // Turks and Caicos → United Kingdom
+    'TK': 'NZ', // Tokelau → New Zealand
+    'UM': 'US', // U.S. Minor Outlying Islands → United States
+    'VG': 'GB', // British Virgin Islands → United Kingdom
+  };
+
   constructor(private http: HttpClient) { }
 
   getCountryData(countryCode: string): Observable<CountryData> {
-    const url = `${this.apiUrl}/${countryCode}?format=json`;
+    // Check if this is a territory - if so, use parent country
+    const actualCode = this.territoryMapping[countryCode] || countryCode;
+    const url = `${this.apiUrl}/${actualCode}?format=json`;
     
     return this.http.get<any>(url).pipe(
       map(response => {
-        // Check if API returned an error message
         if (response[0]?.message) {
           throw new Error(`World Bank API: ${response[0].message[0].value}`);
         }
         
         const country = response[1][0];
+        
+        // If this was a territory lookup, customize the name
+        let displayName = country.name || 'N/A';
+        if (countryCode !== actualCode) {
+          displayName = `${this.getTerritoryName(countryCode)} (data from ${country.name})`;
+        }
+        
         return {
-          name: country.name || 'N/A',
+          name: displayName,
           capital: country.capitalCity || 'N/A',
           region: country.region?.value || 'N/A',
           incomeLevel: country.incomeLevel?.value || 'N/A',
@@ -42,11 +102,10 @@ export class WorldBankService {
       }),
       catchError(error => {
         console.error(`Failed to fetch data for ${countryCode}:`, error);
-        // Return placeholder data instead of failing completely
         return of({
-          name: `Country Code: ${countryCode}`,
+          name: `Territory: ${countryCode}`,
           capital: 'Data not available',
-          region: 'Not available in World Bank API',
+          region: 'Not in World Bank database',
           incomeLevel: 'N/A',
           longitude: 'N/A',
           latitude: 'N/A'
@@ -54,4 +113,26 @@ export class WorldBankService {
       })
     );
   }
+  
+  private getTerritoryName(code: string): string {
+    const names: { [key: string]: string } = {
+      'AX': 'Åland Islands', 'AW': 'Aruba', 'BL': 'Saint Barthélemy',
+      'BQ': 'Caribbean Netherlands', 'CW': 'Curaçao', 'GF': 'French Guiana',
+      'GL': 'Greenland', 'GP': 'Guadeloupe', 'GG': 'Guernsey',
+      'IM': 'Isle of Man', 'JE': 'Jersey', 'MF': 'Saint Martin',
+      'MQ': 'Martinique', 'NC': 'New Caledonia', 'PF': 'French Polynesia',
+      'PM': 'Saint Pierre and Miquelon', 'PR': 'Puerto Rico', 'RE': 'Réunion',
+      'SJ': 'Svalbard and Jan Mayen', 'SX': 'Sint Maarten', 'TF': 'French Southern Territories',
+      'VI': 'U.S. Virgin Islands', 'WF': 'Wallis and Futuna', 'YT': 'Mayotte',
+      'EH': 'Western Sahara', 'FK': 'Falkland Islands', 'FO': 'Faroe Islands',
+      'GI': 'Gibraltar', 'GS': 'South Georgia', 'GU': 'Guam',
+      'HM': 'Heard Island', 'AS': 'American Samoa', 'BM': 'Bermuda',
+      'BV': 'Bouvet Island', 'IO': 'British Indian Ocean Territory', 'KY': 'Cayman Islands',
+      'CX': 'Christmas Island', 'CC': 'Cocos Islands', 'CK': 'Cook Islands',
+      'MS': 'Montserrat', 'NF': 'Norfolk Island', 'NU': 'Niue',
+      'PN': 'Pitcairn Islands', 'SH': 'Saint Helena', 'TC': 'Turks and Caicos',
+      'TK': 'Tokelau', 'UM': 'U.S. Minor Outlying Islands', 'VG': 'British Virgin Islands'
+    };
+    return names[code] || code;
+  }
 }