From 9c4cf5fa18fa9254575365e123cf1c6410094f31 Mon Sep 17 00:00:00 2001
From: festoney8 <festoney8@gmail.com>
Date: Tue, 10 Sep 2024 17:03:48 +0800
Subject: [PATCH] update: disable homepage preload

---
 src/rules/homepage.ts | 65 +++----------------------------------------
 1 file changed, 4 insertions(+), 61 deletions(-)

diff --git a/src/rules/homepage.ts b/src/rules/homepage.ts
index 461bcbc3..72930be3 100644
--- a/src/rules/homepage.ts
+++ b/src/rules/homepage.ts
@@ -2,7 +2,6 @@ import { Group } from '../components/group'
 import { CheckboxItem, NumberItem, RadioItem } from '../components/item'
 import fetchHook from '../utils/fetch'
 import { isPageHomepage } from '../utils/pageType'
-import { debounce, waitForEle } from '../utils/tool'
 
 const homepageGroupList: Group[] = []
 
@@ -511,71 +510,15 @@ if (isPageHomepage()) {
                 })
             },
         }),
-        // 启用 预加载下一屏
+        // 优化 视频载入
         new CheckboxItem({
             itemID: 'homepage-rcmd-video-preload',
-            description: '启用 预加载下一屏 (实验功能)\n需开启 隐藏分区视频推荐',
+            description: '优化 视频载入',
             itemCSS: `
-                .load-more-anchor.preload {
-                    position: fixed;
-                    z-index: -99999;
-                    visibility: hidden;
-                    opacity: 0;
-                    top: 0;
-                    left: 0;
+                .bili-video-card:not(.is-rcmd):has(~ .load-more-anchor) {
+                    display: none !important;
                 }
             `,
-            enableFunc: async () => {
-                waitForEle(document.body, '.load-more-anchor', (node: HTMLElement) => {
-                    return node.className === 'load-more-anchor'
-                }).then((anchor) => {
-                    if (!anchor) {
-                        return
-                    }
-                    const fireRcmdLoad = () => {
-                        const firstSkeleton = document.querySelector(
-                            '.bili-video-card:has(.bili-video-card__skeleton:not(.hide)):has(~ .load-more-anchor)',
-                        ) as HTMLElement
-                        if (!firstSkeleton || firstSkeleton.getBoundingClientRect().top > innerHeight * 2) {
-                            return
-                        }
-
-                        anchor.classList.add('preload')
-                        new Promise<void>((resolve) => {
-                            const id = setInterval(() => {
-                                const firstSkeleton = document.querySelector(
-                                    '.bili-video-card:has(.bili-video-card__skeleton:not(.hide)):has(~ .load-more-anchor)',
-                                ) as HTMLElement
-                                if (!firstSkeleton) {
-                                    clearInterval(id)
-                                    resolve()
-                                }
-
-                                if (firstSkeleton.getBoundingClientRect().top < innerHeight * 2) {
-                                    new Promise((resolve) => setTimeout(resolve, 20)).then(() => {
-                                        window.dispatchEvent(new Event('scroll'))
-                                    })
-                                } else {
-                                    clearInterval(id)
-                                    resolve()
-                                }
-                            }, 200)
-                        }).then(() => {
-                            anchor.classList.remove('preload')
-                        })
-                    }
-
-                    fireRcmdLoad()
-
-                    const debounceFireRcmdLoad = debounce(fireRcmdLoad, 250, true)
-                    window.addEventListener('wheel', (e: WheelEvent) => {
-                        if (e.deltaY > 0) {
-                            debounceFireRcmdLoad()
-                        }
-                    })
-                })
-            },
-            enableFuncRunAt: 'document-end',
         }),
     ]
     homepageGroupList.push(new Group('homepage-rcmd-list', '视频列表', rcmdListItems))