moe.willian.bangumi.ep-onAir

Author: Willian-Zhang

willian/moe.willian.bangumi.ep-onAir.user.css

@@ -0,0 +1,10 @@
+.willian-epBtnOnAir, 
+.willian-epBtnOnAir:active,
+.willian-epBtnOnAir:visited{
+    color: #918700 !important;
+    background: rgb(226, 211, 189) !important;
+    border: 1px solid #918700 !important;
+}
+.willian-epBtnOnAir:hover{
+    border-top: 2px solid #918700 !important;
+}

willian/moe.willian.bangumi.ep-onAir.user.js

@@ -0,0 +1,100 @@
+// ==UserScript==
+// @name         Bangumi Episode On Air
+// @namespace    moe.willian.bangumi.ep-onAir
+// @version      0.0.1
+// @description  Identify if a scheduled episode is still on air from play history
+// @author       Willian
+// @include      /^https?://(bangumi\.tv|bgm\.tv|chii\.in)//
+// @run-at       document-end
+// ==/UserScript==
+
+const lowerLimit = 3;
+const factor = 5;
+
+// median
+function median(values) {
+    values = values.slice(0).sort( function(a, b) {return a - b; } );
+
+    return middle(values);
+}
+
+function middle(values) {
+    var len = values.length;
+    var half = Math.floor(len / 2);
+
+    if(len % 2)
+        return (values[half - 1] + values[half]) / 2.0;
+    else
+        return values[half];
+}
+
+// 本番
+/* jshint jquery: false */
+function onAir(){
+    const $ = q => document.querySelector(q);
+    const $All = q => document.querySelectorAll(q);
+
+    const getComment = function getCommentCountFromRel(rel){
+        return +$(rel).querySelector('span.tip > .cmt > .na').textContent.slice(1,-1);
+        // throw Error(`Cannot get comments from rel: ${rel}`);
+    };
+
+    const callObserveForChange = (observee, selectors, func, args, should_not_call_rightaway=false)=>{
+        if(!should_not_call_rightaway){
+            let images = observee.querySelectorAll(selectors);
+            func.apply(null, [images].concat(args));
+        }
+
+        if(window.MutationObserver){
+            let observer = new MutationObserver((mutationsList, observer) => {
+                for(let mutation of mutationsList) {
+                    if (mutation.type == 'childList') {
+                        images = observee.querySelectorAll(selectors);
+                        func.apply(null, [images].concat(args));
+                    }
+                }
+            });
+    
+            const config = { attributes: false, childList: true, subtree: false };
+            observer.observe(observee, config);
+    
+            window.addEventListener('beforeunload', (event) => {
+                observer.disconnect();
+            });
+        }
+    };
+    if(!window.MutationObserver){
+        console.warn('[moe.willian.bangumi.retina] Browser does not support MutationObserver!');
+    }
+    
+    const onLoad = function onLoad(){
+        /* jshint jquery: true */
+        const programs = $All('.prg_list');
+        for(const prg of programs){
+            const buttoms = Array.from(prg.querySelectorAll('li > .load-epinfo'));
+            const airs = buttoms.filter(b=>b.classList.contains('epBtnAir'));
+            if(airs.length > 0){
+                console.log('should detect on air', prg);
+                const medium = middle(
+                    buttoms
+                        .filter(b=> b.classList.contains('epBtnWatched') || b.classList.contains('epBtnAir') )
+                        .filter(b=> b.hasAttribute('rel'))
+                        .map(b=>getComment(b.getAttribute('rel')))
+                        .sort()
+                )
+                const threshold = Math.min(medium/factor, lowerLimit);
+
+                for(const btn of airs){
+                    console.log(getComment(btn.getAttribute('rel')), threshold);
+                    
+                    if(getComment(btn.getAttribute('rel')) < threshold){
+                        btn.classList.add('willian-epBtnOnAir');
+                    }
+                }
+            }
+            
+        }
+    }
+    onLoad();
+}
+$(document).ready(onAir);