From ca29a73b1959c7232e87df936fc757bbc93ec431 Mon Sep 17 00:00:00 2001
From: OldHawk <taobataoma@gmail.com>
Date: Mon, 12 Jun 2017 10:40:07 +0800
Subject: [PATCH] feat(users): add scoreLevelService to get user score
 curr/next/prev level and value

---
 .../services/scoreLevel.client.service.js     | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 modules/users/client/services/scoreLevel.client.service.js

diff --git a/modules/users/client/services/scoreLevel.client.service.js b/modules/users/client/services/scoreLevel.client.service.js
new file mode 100644
index 00000000..8f77a869
--- /dev/null
+++ b/modules/users/client/services/scoreLevel.client.service.js
@@ -0,0 +1,30 @@
+(function () {
+  'use strict';
+
+  angular
+    .module('users.services')
+    .factory('ScoreLevelService', ScoreLevelService);
+
+  ScoreLevelService.$inject = ['$window'];
+
+  function ScoreLevelService($window) {
+    return {
+      getScoreLevelJson: function (score) {
+        var levelJson = {};
+        var l = Math.floor(Math.sqrt(score / 500));
+        levelJson.score = score;
+
+        levelJson.prevLevel = (l - 1) <= 0 ? 0 : l - 1;
+        levelJson.currLevel = l;
+        levelJson.nextLevel = l + 1;
+
+        levelJson.prevLevelValue = levelJson.prevLevel * levelJson.prevLevel * 500;
+        levelJson.currLevelValue = levelJson.currLevel * levelJson.currLevel * 500;
+        levelJson.nextLevelValue = levelJson.nextLevel * levelJson.nextLevel * 500;
+        levelJson.currPercent = (score - levelJson.currLevelValue) / (levelJson.nextLevelValue - levelJson.currLevelValue) * 100;
+
+        return levelJson;
+      }
+    };
+  }
+}());