From a3b97c2b475b9cd085478a3b97075ee2a906d708 Mon Sep 17 00:00:00 2001
From: ManInDark <61268856+ManInDark@users.noreply.github.com>
Date: Mon, 14 Aug 2023 18:47:53 +0200
Subject: [PATCH] Gallery Page Buttons now get disabled (and look different)
 when you can't go any further

---
 ui/media/css/main.css |  3 +++
 ui/media/js/main.js   | 15 +++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/ui/media/css/main.css b/ui/media/css/main.css
index 44e238f6..e7f1f6e1 100644
--- a/ui/media/css/main.css
+++ b/ui/media/css/main.css
@@ -1899,6 +1899,9 @@ div#enlarge-buttons {
   font-family: sans-serif;
 }
 */
+button:disabled {
+    background-color: var(--secondary-button-background);
+}
 
 #gallery-search {
     display: flex;
diff --git a/ui/media/js/main.js b/ui/media/js/main.js
index 3bba6a31..beb9a122 100644
--- a/ui/media/js/main.js
+++ b/ui/media/js/main.js
@@ -3257,6 +3257,7 @@ function layoutGallery() {
 }
 
 function refreshGallery(newsearch = false) {
+    let BUTTONS = [...document.getElementById("gallery-search").children].filter(x => x.tagName === "BUTTON")
     if (newsearch) {
         document.getElementById("gallery-page").value = 0
     }
@@ -3294,6 +3295,20 @@ function refreshGallery(newsearch = false) {
                 layoutGallery()
             })
         })
+    fetch('/all_images?images_per_page=1&page=' + (parseInt(document.getElementById("gallery-page").value) + 1) * 50) // 50 has to be replaced if custom images per page is implemented
+        .then(response => response.json())
+        .then(json => {
+            if (json.length == 0) {
+                BUTTONS[2].disabled = true
+            } else {
+                BUTTONS[2].disabled = false
+            }
+        })
+    if (document.getElementById("gallery-page").value == 0) {
+        BUTTONS[0].disabled = true
+    } else {
+        BUTTONS[0].disabled = false
+    }
     document.getElementById("gallery-refresh").innerText = "Refresh"
 }