commit 88e815bcca235b64b88c5248c56135887c93d4b8
Author: OverPoweredDev <omkar.prabhune19@vit.edu>
Date:   Thu Jun 24 12:10:12 2021 +0530

    got detectLanguage up and running in the pop-up

diff --git a/src/background/storage.js b/src/background/storage.js
index f63d498..6c51664 100644
--- a/src/background/storage.js
+++ b/src/background/storage.js
@@ -215,6 +215,24 @@ function getLanguageCodeMap(){
     }
 }
 
+async function detectLanguage(text){
+    let url = new URL(getDetectLanguageEndpoint());
+    let params = {q: text};
+    url.search = new URLSearchParams(params).toString();
+
+    let possibleLanguageList = await fetch(url)
+        .then(response => response.json());
+
+    let max = -Infinity, x, languageCode;
+    for( x in possibleLanguageList) {
+        if( possibleLanguageList[x] > max) {
+            max = possibleLanguageList[x];
+            languageCode = x;
+        }
+    }
+
+    return languageCode;
+}
 
 // API EndPoints
 function getLangPairsEndpoint() {
@@ -225,6 +243,10 @@ function getTranslationEndpoint() {
     return getGlobalSettings().apertiumSource + "translate";
 }
 
+function getDetectLanguageEndpoint() {
+    return getGlobalSettings().apertiumSource + "identifyLang"
+}
+
 
 // Enabled Website List
 function getEnabledWebsiteList(){
diff --git a/src/popup/popup.js b/src/popup/popup.js
index 8b03973..8b95cfb 100644
--- a/src/popup/popup.js
+++ b/src/popup/popup.js
@@ -165,8 +165,9 @@ async function getTranslation(inputText, sourceLanguage, targetLanguage) {
     return outputText;
 }
 
-async function detectInputLanguage() {
-    // TODO
+function detectInputLanguage() {
+    let inputText = getInputText();
+    return detectLanguage(inputText);
 }
 
 function getTargetLanguage(){
@@ -187,8 +188,8 @@ async function getSourceLanguage(){
         $("#source-language").addClass('error');
         return null;
     } else if (languageCode === 'detect') {
-        await detectInputLanguage();
-        return 'detect';
+        let detectCode = await detectInputLanguage();
+        return detectCode;
     } else {
         return languageCode
     }