added function returning most relevant emoji to a given input

get_emoji.js

@@ -1 +1,31 @@
+import {emojis} from './tag_emojis'
 
+function getEmotionVector(jsonFile){
+ var inputVector = [];
+ const emotions = jsonFile[0].scores;
+ for (const value of Object.values(emotions)) {
+ inputVector.push(value);
+ }
+
+ return inputVector;
+}
+
+function getClosedEmoji(jsonFile){
+ const inputEmotion = getEmotionVector(jsonFile);
+ let minDistanceEmotion = Number.POSITIVE_INFINITY;
+ let closedEmoji;
+ let distanceSquared;
+
+ for (const [fileName,values] of Object.entries(emojis)) {
+ distanceSquared = 0;
+ for(let i = 0; i < 8; i++){
+ distanceSquared += Math.pow(values[i] - inputEmotion[i],2);
+ }
+ if(Math.sqrt(distanceSquared) < minDistanceEmotion){
+ closedEmoji = fileName;
+ minDistanceEmotion = Math.sqrt(distanceSquared);
+ }
+ }
+
+ return closedEmoji;
+}

tag_emojis.js

@@ -1,5 +1,4 @@
-
-const emojis = {
+export const emojis = {
  "001-embarrassed-4.png": [0, 0, 0, 0.3, 0.4, 0, 0, 0.3],
  "002-sad-14.png": [0.2, 0.1, 0.1, 0.1, 0, 0, 0.5, 0],
  "004-surprised-1.png": [0, 0, 0, 0.2, 0, 0, 0, 0.8],