24th

app/utils/api.js

@@ -21,9 +21,44 @@ function getStarCount(repos) {
   }, 0);
 }
 
-module.exports = {
-  battle = function(players) {
+function calculateScore(profile, repos) {
+  var followers = profile.followers;
+  var totalStars = getStarCount(repos);
+
+  return followers * 3 + totalStars;
+}
+
+function handleError(error) {
+  console.warn(error);
+  return null;
+}
+
+function getUserData(player) {
+  return axios.all([
+    getProfile(player),
+    getRepos(player)
+  ]).then(function(data){
+    var profile = data[0];
+    var repos = data[1];
 
+    return {
+      profile: profile,
+      score: calculateScore(profile, repos)
+    }
+  });
+}
+
+function sortPlayers (players) {
+  return players.sort(function(a, b) {
+    return b.score - a.score;
+  });
+}
+
+module.exports = {
+  battle: function(players) {
+    return axios.all(players.map(getUserData))
+      .then(sortPlayers)
+      .catch(handleError)
   },
   fetchPopularRepos: function (language) {
     var encodedURI = window.encodeURI('https://api.github.com/search/repositories?q=stars:>1+language:' + language + '&sort=stars&order=desc&type=Repositories');