[Refactor/bugfix] Main Page: Message Logs. Fix scroll animation, that is not using at this time though.

src-ui/utils.js

@@ -31,34 +31,6 @@ export const randomIntMinMax = (min, max) => {
 	return int;
 };
 
-export const scrollToBottom = (ref, smooth = false) => {
-    const element = ref.current;
-    const scroll_height = element.scrollHeight - element.clientHeight;
-
-    if (smooth) {
-        const duration = 300; // スクロールにかける時間（ミリ秒）
-        const start_time = performance.now();
-        const scroll_top = element.scrollTop;
-
-        const scroll = (current_time) => {
-            const elapsed = current_time - start_time;
-            const progress = Math.min(elapsed / duration, 1);
-            const ease_in_out_quad = (t) => t < 0.5
-                ? 2 * t * t
-                : -1 + (4 - 2 * t) * t;
-            element.scrollTop = scroll_top + (scroll_height - scroll_top) * ease_in_out_quad(progress);
-
-            if (progress < 1) {
-                requestAnimationFrame(scroll);
-            }
-        };
-
-        requestAnimationFrame(scroll);
-    } else {
-        element.scrollTop = scroll_height;
-    }
-};
-
 export const updateLabelsById = (data_array, updates) => {
     return data_array.map(item => {
         const update = updates.find(update_item => update_item.id === item.id);