# HG changeset patch
# User nanaya <me@nanaya.net>
# Date 1673103748 -32400
# Node ID 6b354277f2d1211821785a3217181c41bbdae932
# Parent  93e21738b588d7fbeec623212a0be60b0613bebe
[surugaya-fixes] faster image load

diff -r 93e21738b588 -r 6b354277f2d1 surugaya-fixes.user.js
--- a/surugaya-fixes.user.js	Sun Dec 25 11:52:30 2022 +0900
+++ b/surugaya-fixes.user.js	Sun Jan 08 00:02:28 2023 +0900
@@ -1,25 +1,63 @@
 // ==UserScript==
 // @name         suruga-ya fixes
 // @namespace    https://myconan.net
-// @version      1.0.2
-// @description  Show all products
+// @version      2.0.0
+// @description  Show all products with fast image
 // @author       nanaya
 // @match        https://www.suruga-ya.jp/*
 // @grant        none
 // @downloadURL  https://hg.myconan.net/ec-userscripts/raw-file/tip/surugaya-fixes.user.js
 // ==/UserScript==
 
+'use strict'
+
+// always inject adult consent cookie
 ;(function () {
-  'use strict'
-
   const hasAdultCookie = document.cookie.split('; ').includes('adult=1')
+  if (!hasAdultCookie) {
+    const d = new Date()
+    d.setTime(d.getTime() + (100 * 24 * 60 * 60 * 1000))
+    document.cookie = `adult=1; expires=${d.toGMTString()}; path=/`
+    window.location.reload()
+  }
+})()
 
-  if (hasAdultCookie) {
-    return
+// skip loading image through php which seems to take forever
+;(function () {
+  const itemImageRegexp = /photo\.php\?shinaban=(\d+)/
+  function fix (image) {
+    const origSrc = image.getAttribute('src')
+    if (origSrc == null) return
+    const found = origSrc.match(itemImageRegexp)
+    if (found == null) return
+
+    const src = `https://www.suruga-ya.jp/database/pics_light/game/${found[1]}.jpg`
+    const setNotFound = () => {
+      image.removeEventListener('error', setNotFound)
+      image.setAttribute('src', 'https://www.suruga-ya.jp/database/images/no_photo.jpg')
+    }
+    image.addEventListener('error', setNotFound)
+    image.setAttribute('src', src)
   }
 
-  const d = new Date()
-  d.setTime(d.getTime() + (100 * 24 * 60 * 60 * 1000))
-  document.cookie = `adult=1; expires=${d.toGMTString()}; path=/`
-  window.location.reload()
-}).call()
+  function run (node) {
+    if (!(node instanceof window.HTMLElement)) return
+
+    fix(node)
+    for (const image of node.querySelectorAll('img')) {
+      fix(image)
+    }
+  }
+
+  function onMutate (mutations) {
+    for (const mutation of mutations) {
+      for (const node of mutation.addedNodes) {
+        run(node)
+      }
+    }
+  }
+
+  const observer = new window.MutationObserver(onMutate)
+  observer.observe(document, { childList: true, subtree: true })
+  run(document.body)
+})()