From 33f17e37cb6a3f5ec17b9c3f69efdb5a28fe1d56 Mon Sep 17 00:00:00 2001
From: Serraniel <mail@serraniel.dev>
Date: Thu, 6 Aug 2020 21:10:55 +0200
Subject: [PATCH] #3 First draft to manipulate icons

---
 enhancements/languageDisplay.js | 168 ++++++++++++++++++++++++++++++++
 1 file changed, 168 insertions(+)

diff --git a/enhancements/languageDisplay.js b/enhancements/languageDisplay.js
index db95e14..d4791b1 100644
--- a/enhancements/languageDisplay.js
+++ b/enhancements/languageDisplay.js
@@ -6,5 +6,173 @@ registerScript(node => {
 }, "^/anime/[0-9]*$");
 
 function updateLanguageDisplay(node) {
+    const langPrefix = 'ep.lang.';
+    const dubSuffix = 'dub';
+    const subSuffix = 'sub';
 
+    const dubIcon = 'volume_up';
+    const subIcon = 'closed_caption';
+    const zeroWidthSpace = '&#8203;';
+
+    let listItems = document.querySelectorAll('md-list-item');
+
+    listItems.forEach(item => {
+        // last column with flags
+        let col = item.querySelector('h3.layout-align-end-center');
+
+        if (col.eaManipulated) {
+            return;
+        }
+
+        let subs = [];
+        let dubs = [];
+
+        // find subs
+        subCols = col.querySelectorAll('[ng-hide*="sub"]');
+        subCols.forEach(element => {
+            let langAttr = element.attributes['ng-hide'].value;
+            let lang = langAttr.substring(langAttr.indexOf(langPrefix) + langPrefix.length, langAttr.indexOf(subSuffix));
+            subs[lang] = element.ariaHidden;
+        });
+
+        // find dubs
+        dubCols = col.querySelectorAll('[ng-hide*="dub"]');
+        dubCols.forEach(element => {
+            let langAttr = element.attributes['ng-hide'].value;
+            let lang = langAttr.substring(langAttr.indexOf(langPrefix) + langPrefix.length, langAttr.indexOf(dubSuffix));
+            if (element.ariaHidden) {
+                subs.push(lang);
+            }
+        });
+
+        // build output html
+        let iconsRequired = true;
+        let cols = [];
+
+        // subs first;
+        if (subs.length > 0) {
+            let colDiv = document.createElement('div');
+            colDiv.setAttribute('layout', 'column');
+            colDiv.classList.add('layout-column');
+
+            // do we have dubs?
+            if (dubs.length > 0) {
+                let dubDiv = document.createElement('div');
+                dubDiv.setAttribute('layout', 'row');
+                dubDiv.setAttribute('layout-align', 'start center');
+                dubDiv.classList.add('layout-align-start-center', 'layout-row');
+
+                let dubIconDiv = document.createElement('i');
+                if (iconsRequired) {
+                    dubIconDiv.classList.add('material-icons', 'mr-3');
+                    dubIconDiv.innerText = dubIcon;
+                }
+                // add dummy with 24px for correct presentation
+                else {
+                    dubIconDiv.style.height = '24px';
+                    dubIconDiv.innerText = zeroWidthSpace;
+                }
+
+                dubDiv.appendChild(dubIconDiv);
+
+                let japIcon = document.createElement('i');
+                japIcon.classList.add('flag flag-jp');
+                dubDiv.appendChild(japIcon);
+
+                colDiv.appendChild(dubDiv);
+            }
+
+            // do the subs
+            let subDiv = document.createElement('div');
+            subDiv.setAttribute('layout', 'row');
+            subDiv.setAttribute('layout-align', 'start center');
+            subDiv.classList.add('layout-align-start-center', 'layout-row');
+
+            let subIconDiv = document.createElement('i');
+            if (iconsRequired) {
+                subIconDiv.classList.add('material-icons', 'mr-3');
+                subIconDiv.innerText = subIcon;
+            }
+            // add dummy with 24px for correct presentation
+            else {
+                subIconDiv.style.height = '24px';
+                subIconDiv.innerText = zeroWidthSpace;
+            }
+
+            subDiv.appendChild(subIconDiv);
+            subs.forEach(lang => {
+                let langIcon = document.createElement('i');
+                langIcon.classList.add('flag', `flag-${lang}`);
+                subDiv.appendChild(langIcon);
+            });
+
+            colDiv.appendChild(subDiv);
+
+            cols.push(colDiv);
+            iconsRequired = false;
+        }
+
+        if (dubs > 0) {
+            dubs.forEach(lang => {
+                let colDiv = document.createElement('div');
+                colDiv.setAttribute('layout', 'column');
+                colDiv.classList.add('layout-column');
+
+                let dubDiv = document.createElement('div');
+                dubDiv.setAttribute('layout', 'row');
+                dubDiv.setAttribute('layout-align', 'start center');
+                dubDiv.classList.add('layout-align-start-center', 'layout-row');
+
+                let dubIconDiv = document.createElement('i');
+                if (iconsRequired) {
+                    dubIconDiv.classList.add('material-icons', 'mr-3');
+                    dubIconDiv.innerText = dubIcon;
+                }
+                // add dummy with 24px for correct presentation
+                else {
+                    dubIconDiv.style.height = '24px';
+                    dubIconDiv.innerText = zeroWidthSpace;
+                }
+
+                dubDiv.appendChild(dubIconDiv);
+
+                let langIcon = document.createElement('i');
+                langIcon.classList.add('flag', `flag-${lang}`);
+                dubDiv.appendChild(langIcon);
+
+                colDiv.appendChild(dubDiv);
+
+                // do we have subs?
+                if (subs.length > 0) {
+                    let subDiv = document.createElement('div');
+                    subDiv.setAttribute('layout', 'row');
+                    subDiv.setAttribute('layout-align', 'start center');
+                    subDiv.classList.add('layout-align-start-center', 'layout-row');
+
+                    let subIconDiv = document.createElement('i');
+                    if (iconsRequired) {
+                        subIconDiv.classList.add('material-icons', 'mr-3');
+                        subIconDiv.innerText = subIcon;
+                    }
+                    // add dummy with 24px for correct presentation
+                    else {
+                        subIconDiv.style.height = '24px';
+                        subIconDiv.innerText = zeroWidthSpace;
+                    }
+
+                    subDiv.appendChild(subIconDiv);
+                    colDiv.appendChild(subDiv);
+                }
+
+                cols.push(colDiv);
+                iconsRequired = false;
+            });
+        }
+
+        cols.forEach(div => {
+            col.appendChild(div);
+        });
+
+        col.eaManipulated = true;
+    });
 }
\ No newline at end of file