feat: add country-to-continent mapping for issue labels (#1477)

* Add country-to-continent mapping for issue labels

Country to Continent mapping found here: https://gist.github.com/stevewithington/20a69c0b6d2ff846ea5d35e5fc47f26c

Addressing MobilityData/mobility-database-catalogs#1005

* update: with commas

* update: colons

* update: indent

* update: to remove trailing whitespace, duplicate countries

* update: to use countries-list ts library for country-continent mapping

* update: with logging library

* fix: linter errors

* fix: linter errors

* chore: add countries-list dependency

* fix: to address review comments

Author: ianktc

functions/packages/feed-form/package.json

@@ -18,6 +18,7 @@
   "main": "lib/index.js",
   "dependencies": {
     "axios": "^1.7.7",
+    "countries-list": "^3.2.0",
     "firebase": "^10.6.0",
     "firebase-admin": "^11.8.0",
     "firebase-functions": "^4.3.1",

functions/packages/feed-form/src/impl/feed-form-impl.ts

@@ -4,6 +4,7 @@ import * as logger from "firebase-functions/logger";
 import {type FeedSubmissionFormRequestBody} from "./types";
 import {type CallableRequest, HttpsError} from "firebase-functions/v2/https";
 import axios from "axios";
+import {countries, continents, type TCountryCode} from "countries-list";
 
 const SCOPES = [
   "https://www.googleapis.com/auth/spreadsheets",
@@ -321,13 +322,21 @@ async function createGithubIssue(
     issueTitle += " - Official Feed";
   }
   const issueBody = buildGithubIssueBody(formData, spreadsheetId);
+
+  const labels = ["feed submission"];
+  if (formData.country && formData.country in countries) {
+    const country = countries[formData.country as TCountryCode];
+    const continent = continents[country.continent].toLowerCase();
+    if (continent != null) labels.push(continent);
+  }
+
   try {
     const response = await axios.post(
       githubRepoUrlIssue,
       {
         title: issueTitle,
         body: issueBody,
-        labels: ["feed submission"],
+        labels,
       },
       {
         headers: {