From 12e65aeff89e932f835f6e48e13407362899d6dc Mon Sep 17 00:00:00 2001
From: pa <maplenagisa@gmail.com>
Date: Tue, 6 Jan 2026 22:37:46 +0900
Subject: [PATCH] replace el-splitter with resizable components

---
 src/components/NavMenu.vue                    |   8 +-
 .../ui/resizable/ResizableHandle.vue          |  42 ++++++
 .../ui/resizable/ResizablePanel.vue           |  25 ++++
 .../ui/resizable/ResizablePanelGroup.vue      |  31 ++++
 src/components/ui/resizable/index.js          |   3 +
 .../useAuthenticatedLayoutResizable.js        | 134 ++++++++++++++++++
 src/stores/settings/appearance.js             |  31 +++-
 src/views/Layout/AuthenticatedLayout.vue      |  84 ++++++-----
 8 files changed, 319 insertions(+), 39 deletions(-)
 create mode 100644 src/components/ui/resizable/ResizableHandle.vue
 create mode 100644 src/components/ui/resizable/ResizablePanel.vue
 create mode 100644 src/components/ui/resizable/ResizablePanelGroup.vue
 create mode 100644 src/components/ui/resizable/index.js
 create mode 100644 src/composables/useAuthenticatedLayoutResizable.js

diff --git a/src/components/NavMenu.vue b/src/components/NavMenu.vue
index 45e44642..65bbc594 100644
--- a/src/components/NavMenu.vue
+++ b/src/components/NavMenu.vue
@@ -798,10 +798,11 @@
 
     .nav-menu-container {
         position: relative;
-        width: 240px;
+        width: 100%;
+        min-width: 64px;
         height: 100%;
         display: flex;
-        flex: 0 0 240px;
+        flex: 1 1 auto;
         flex-direction: column;
         align-items: stretch;
         justify-content: flex-start;
@@ -914,8 +915,7 @@
     }
 
     .nav-menu-container.is-collapsed {
-        width: 64px;
-        flex-basis: 64px;
+        width: 100%;
     }
 
     .nav-menu-container.is-collapsed .nav-menu :deep(.el-sub-menu__title > div) {
diff --git a/src/components/ui/resizable/ResizableHandle.vue b/src/components/ui/resizable/ResizableHandle.vue
new file mode 100644
index 00000000..8500318a
--- /dev/null
+++ b/src/components/ui/resizable/ResizableHandle.vue
@@ -0,0 +1,42 @@
+<script setup>
+    import { SplitterResizeHandle, useForwardPropsEmits } from 'reka-ui';
+    import { GripVertical } from 'lucide-vue-next';
+    import { cn } from '@/lib/utils';
+    import { reactiveOmit } from '@vueuse/core';
+
+    const props = defineProps({
+        id: { type: String, required: false },
+        hitAreaMargins: { type: Object, required: false },
+        tabindex: { type: Number, required: false },
+        disabled: { type: Boolean, required: false },
+        nonce: { type: String, required: false },
+        asChild: { type: Boolean, required: false },
+        as: { type: null, required: false },
+        class: { type: null, required: false },
+        withHandle: { type: Boolean, required: false }
+    });
+    const emits = defineEmits(['dragging']);
+
+    const delegatedProps = reactiveOmit(props, 'class', 'withHandle');
+    const forwarded = useForwardPropsEmits(delegatedProps, emits);
+</script>
+
+<template>
+    <SplitterResizeHandle
+        data-slot="resizable-handle"
+        v-bind="forwarded"
+        :class="
+            cn(
+                'bg-border focus-visible:ring-ring relative flex w-px items-center justify-center after:absolute after:inset-y-0 after:left-1/2 after:w-1 after:-translate-x-1/2 focus-visible:ring-1 focus-visible:ring-offset-1 focus-visible:outline-hidden data-[orientation=vertical]:h-px data-[orientation=vertical]:w-full data-[orientation=vertical]:after:left-0 data-[orientation=vertical]:after:h-1 data-[orientation=vertical]:after:w-full data-[orientation=vertical]:after:-translate-y-1/2 data-[orientation=vertical]:after:translate-x-0 [&[data-orientation=vertical]>div]:rotate-90',
+                props.class
+            )
+        ">
+        <template v-if="props.withHandle">
+            <div class="bg-border z-10 flex h-4 w-3 items-center justify-center rounded-xs border">
+                <slot>
+                    <GripVertical class="size-2.5" />
+                </slot>
+            </div>
+        </template>
+    </SplitterResizeHandle>
+</template>
diff --git a/src/components/ui/resizable/ResizablePanel.vue b/src/components/ui/resizable/ResizablePanel.vue
new file mode 100644
index 00000000..440bc2f0
--- /dev/null
+++ b/src/components/ui/resizable/ResizablePanel.vue
@@ -0,0 +1,25 @@
+<script setup>
+    import { SplitterPanel, useForwardExpose, useForwardPropsEmits } from 'reka-ui';
+
+    const props = defineProps({
+        collapsedSize: { type: Number, required: false },
+        collapsible: { type: Boolean, required: false },
+        defaultSize: { type: Number, required: false },
+        id: { type: String, required: false },
+        maxSize: { type: Number, required: false },
+        minSize: { type: Number, required: false },
+        order: { type: Number, required: false },
+        asChild: { type: Boolean, required: false },
+        as: { type: null, required: false }
+    });
+    const emits = defineEmits(['collapse', 'expand', 'resize']);
+
+    const forwarded = useForwardPropsEmits(props, emits);
+    const { forwardRef } = useForwardExpose();
+</script>
+
+<template>
+    <SplitterPanel :ref="forwardRef" v-slot="slotProps" data-slot="resizable-panel" v-bind="forwarded">
+        <slot v-bind="slotProps" />
+    </SplitterPanel>
+</template>
diff --git a/src/components/ui/resizable/ResizablePanelGroup.vue b/src/components/ui/resizable/ResizablePanelGroup.vue
new file mode 100644
index 00000000..6f018633
--- /dev/null
+++ b/src/components/ui/resizable/ResizablePanelGroup.vue
@@ -0,0 +1,31 @@
+<script setup>
+    import { SplitterGroup, useForwardPropsEmits } from 'reka-ui';
+    import { cn } from '@/lib/utils';
+    import { reactiveOmit } from '@vueuse/core';
+
+    const props = defineProps({
+        id: { type: [String, null], required: false },
+        autoSaveId: { type: [String, null], required: false },
+        direction: { type: String, required: true },
+        keyboardResizeBy: { type: [Number, null], required: false },
+        storage: { type: Object, required: false },
+        asChild: { type: Boolean, required: false },
+        as: { type: null, required: false },
+        class: { type: null, required: false }
+    });
+    const emits = defineEmits(['layout']);
+
+    const delegatedProps = reactiveOmit(props, 'class');
+
+    const forwarded = useForwardPropsEmits(delegatedProps, emits);
+</script>
+
+<template>
+    <SplitterGroup
+        v-slot="slotProps"
+        data-slot="resizable-panel-group"
+        v-bind="forwarded"
+        :class="cn('flex h-full w-full data-[orientation=vertical]:flex-col', props.class)">
+        <slot v-bind="slotProps" />
+    </SplitterGroup>
+</template>
diff --git a/src/components/ui/resizable/index.js b/src/components/ui/resizable/index.js
new file mode 100644
index 00000000..cffefef9
--- /dev/null
+++ b/src/components/ui/resizable/index.js
@@ -0,0 +1,3 @@
+export { default as ResizableHandle } from './ResizableHandle.vue';
+export { default as ResizablePanel } from './ResizablePanel.vue';
+export { default as ResizablePanelGroup } from './ResizablePanelGroup.vue';
diff --git a/src/composables/useAuthenticatedLayoutResizable.js b/src/composables/useAuthenticatedLayoutResizable.js
new file mode 100644
index 00000000..ce880745
--- /dev/null
+++ b/src/composables/useAuthenticatedLayoutResizable.js
@@ -0,0 +1,134 @@
+import { computed, nextTick, onMounted, ref, watch } from 'vue';
+import { storeToRefs } from 'pinia';
+
+import { useAppearanceSettingsStore } from '../stores';
+
+export function useAuthenticatedLayoutResizable() {
+    const navCollapsedPx = 64;
+    const navDefaultPx = 240;
+    const navMinPx = 180;
+    const navMaxPx = 300;
+    const asideMaxPx = 500;
+
+    const appearanceStore = useAppearanceSettingsStore();
+    const { setAsideWidth, setNavWidth } = appearanceStore;
+    const { asideWidth, isNavCollapsed, isSideBarTabShow, navWidth } =
+        storeToRefs(appearanceStore);
+
+    const panelGroupRef = ref(null);
+    const navPanelRef = ref(null);
+    const navExpandedSize = ref(null);
+
+    const fallbackWidth =
+        typeof window !== 'undefined' && window.innerWidth
+            ? window.innerWidth
+            : 1200;
+
+    const getGroupWidth = () => {
+        const element = panelGroupRef.value?.$el ?? panelGroupRef.value;
+        const width = element?.getBoundingClientRect?.().width;
+        return Number.isFinite(width) && width > 0 ? width : fallbackWidth;
+    };
+
+    const pxToPercent = (px, groupWidth, min = 1) => {
+        const w = groupWidth ?? getGroupWidth();
+        return Math.min(100, Math.max(min, (px / w) * 100));
+    };
+
+    const percentToPx = (percent, groupWidth) => (percent / 100) * groupWidth;
+
+    const isAsideCollapsed = (layout) =>
+        Array.isArray(layout) &&
+        layout.length >= 3 &&
+        layout[layout.length - 1] <= 1;
+
+    const navCollapsedSize = computed(() => pxToPercent(navCollapsedPx));
+    const navExpandedPx = computed(() => navWidth.value || navDefaultPx);
+
+    const navDefaultSize = computed(() =>
+        isNavCollapsed.value
+            ? navCollapsedSize.value
+            : pxToPercent(navExpandedPx.value)
+    );
+
+    const navMinSize = computed(() =>
+        isNavCollapsed.value ? navCollapsedSize.value : pxToPercent(navMinPx)
+    );
+    const navMaxSize = computed(() =>
+        isNavCollapsed.value ? navCollapsedSize.value : pxToPercent(navMaxPx)
+    );
+
+    const asideDefaultSize = computed(() =>
+        pxToPercent(asideWidth.value, undefined, 0)
+    );
+    const asideMaxSize = computed(() => pxToPercent(asideMaxPx, undefined, 0));
+
+    const handleLayout = (sizes) => {
+        if (!Array.isArray(sizes) || sizes.length < 2) {
+            return;
+        }
+
+        const groupWidth = getGroupWidth();
+        if (!Number.isFinite(groupWidth) || groupWidth <= 0) {
+            return;
+        }
+
+        const navSize = sizes[0];
+        if (!isNavCollapsed.value && Number.isFinite(navSize) && navSize > 0) {
+            navExpandedSize.value = navSize;
+            setNavWidth(Math.round(percentToPx(navSize, groupWidth)));
+        }
+
+        if (!isSideBarTabShow.value || sizes.length < 3) {
+            return;
+        }
+
+        const asideSize = sizes[sizes.length - 1];
+        if (!Number.isFinite(asideSize)) {
+            return;
+        }
+
+        if (asideSize <= 1) {
+            setAsideWidth(0);
+            return;
+        }
+
+        setAsideWidth(Math.round(percentToPx(asideSize, groupWidth)));
+    };
+
+    const resizeNavPanel = (targetSize) =>
+        navPanelRef.value?.resize?.(targetSize);
+
+    watch(isNavCollapsed, async (collapsed) => {
+        await nextTick();
+        if (collapsed) {
+            resizeNavPanel(navCollapsedSize.value);
+            return;
+        }
+        const targetSize =
+            navExpandedSize.value ?? pxToPercent(navExpandedPx.value);
+        resizeNavPanel(targetSize);
+    });
+
+    onMounted(() => {
+        navExpandedSize.value =
+            navPanelRef.value?.getSize?.() ?? navDefaultSize.value;
+        if (isNavCollapsed.value) {
+            resizeNavPanel(navCollapsedSize.value);
+        }
+    });
+
+    return {
+        panelGroupRef,
+        navPanelRef,
+        navDefaultSize,
+        navMinSize,
+        navMaxSize,
+        asideDefaultSize,
+        asideMaxSize,
+        handleLayout,
+        isAsideCollapsed,
+        isNavCollapsed,
+        isSideBarTabShow
+    };
+}
diff --git a/src/stores/settings/appearance.js b/src/stores/settings/appearance.js
index 066b12ec..af31bbe7 100644
--- a/src/stores/settings/appearance.js
+++ b/src/stores/settings/appearance.js
@@ -68,6 +68,7 @@ export const useAppearanceSettingsStore = defineStore(
             'Sort by Last Active'
         ]);
         const asideWidth = ref(300);
+        const navWidth = ref(240);
         const isSidebarGroupByInstance = ref(true);
         const isHideFriendsInSameInstance = ref(false);
         const isSidebarDivideByFriendGroup = ref(false);
@@ -119,6 +120,7 @@ export const useAppearanceSettingsStore = defineStore(
                 dtIsoFormatConfig,
                 sidebarSortMethodsConfig,
                 asideWidthConfig,
+                navWidthConfig,
                 isSidebarGroupByInstanceConfig,
                 isHideFriendsInSameInstanceConfig,
                 isSidebarDivideByFriendGroupConfig,
@@ -164,6 +166,7 @@ export const useAppearanceSettingsStore = defineStore(
                     ])
                 ),
                 configRepository.getInt('VRCX_sidePanelWidth', 300),
+                configRepository.getInt('VRCX_navPanelWidth', 240),
                 configRepository.getBool('VRCX_sidebarGroupByInstance', true),
                 configRepository.getBool(
                     'VRCX_hideFriendsInSameInstance',
@@ -248,6 +251,7 @@ export const useAppearanceSettingsStore = defineStore(
             }
             trustColor.value = { ...TRUST_COLOR_DEFAULTS };
             asideWidth.value = asideWidthConfig;
+            navWidth.value = clampInt(navWidthConfig, 64, 480);
             isSidebarGroupByInstance.value = isSidebarGroupByInstanceConfig;
             isHideFriendsInSameInstance.value =
                 isHideFriendsInSameInstanceConfig;
@@ -620,7 +624,7 @@ export const useAppearanceSettingsStore = defineStore(
         function toggleNavCollapsed() {
             setNavCollapsed(!isNavCollapsed.value);
         }
-        function setAsideWidth(widthOrArray) {
+        function setNavWidth(widthOrArray) {
             let width = null;
             if (Array.isArray(widthOrArray) && widthOrArray.length) {
                 width = widthOrArray[widthOrArray.length - 1];
@@ -629,11 +633,30 @@ export const useAppearanceSettingsStore = defineStore(
             }
             if (width) {
                 requestAnimationFrame(() => {
-                    asideWidth.value = width;
-                    configRepository.setInt('VRCX_sidePanelWidth', width);
+                    navWidth.value = clampInt(width, 64, 480);
+                    configRepository.setInt(
+                        'VRCX_navPanelWidth',
+                        navWidth.value
+                    );
                 });
             }
         }
+        function setAsideWidth(widthOrArray) {
+            let width = null;
+            if (Array.isArray(widthOrArray) && widthOrArray.length) {
+                width = widthOrArray[widthOrArray.length - 1];
+            } else if (typeof widthOrArray === 'number') {
+                width = widthOrArray;
+            }
+            if (!Number.isFinite(width) || width === null) {
+                return;
+            }
+            const normalized = Math.max(0, Math.round(width));
+            requestAnimationFrame(() => {
+                asideWidth.value = normalized;
+                configRepository.setInt('VRCX_sidePanelWidth', normalized);
+            });
+        }
         function setIsSidebarGroupByInstance() {
             isSidebarGroupByInstance.value = !isSidebarGroupByInstance.value;
             configRepository.setBool(
@@ -840,6 +863,7 @@ export const useAppearanceSettingsStore = defineStore(
             sidebarSortMethod3,
             sidebarSortMethods,
             asideWidth,
+            navWidth,
             isSidebarGroupByInstance,
             isHideFriendsInSameInstance,
             isSidebarDivideByFriendGroup,
@@ -869,6 +893,7 @@ export const useAppearanceSettingsStore = defineStore(
             setSidebarSortMethod2,
             setSidebarSortMethod3,
             setSidebarSortMethods,
+            setNavWidth,
             setAsideWidth,
             setIsSidebarGroupByInstance,
             setIsHideFriendsInSameInstance,
diff --git a/src/views/Layout/AuthenticatedLayout.vue b/src/views/Layout/AuthenticatedLayout.vue
index 73b59d37..fa83755c 100644
--- a/src/views/Layout/AuthenticatedLayout.vue
+++ b/src/views/Layout/AuthenticatedLayout.vue
@@ -1,19 +1,43 @@
 <template>
     <template v-if="watchState.isLoggedIn">
-        <NavMenu></NavMenu>
-        <el-splitter @resize-end="handleResizeEnd">
-            <el-splitter-panel>
-                <RouterView v-slot="{ Component }">
-                    <KeepAlive include="Feed,GameLog,PlayerList">
-                        <component :is="Component" />
-                    </KeepAlive>
-                </RouterView>
-            </el-splitter-panel>
+        <ResizablePanelGroup
+            ref="panelGroupRef"
+            direction="horizontal"
+            class="group/main-layout flex-1 h-full min-w-0"
+            @layout="handleLayout">
+            <template #default="{ layout }">
+                <ResizablePanel
+                    ref="navPanelRef"
+                    :default-size="navDefaultSize"
+                    :min-size="navMinSize"
+                    :max-size="navMaxSize"
+                    :order="1">
+                    <NavMenu></NavMenu>
+                </ResizablePanel>
+                <ResizableHandle :disabled="isNavCollapsed" class="opacity-0"></ResizableHandle>
+                <ResizablePanel :order="2">
+                    <RouterView v-slot="{ Component }">
+                        <KeepAlive include="Feed,GameLog,PlayerList">
+                            <component :is="Component" />
+                        </KeepAlive>
+                    </RouterView>
+                </ResizablePanel>
 
-            <el-splitter-panel v-if="isSideBarTabShow" :min="250" :max="700" :size="asideWidth" collapsible>
-                <Sidebar></Sidebar>
-            </el-splitter-panel>
-        </el-splitter>
+                <template v-if="isSideBarTabShow">
+                    <ResizableHandle
+                        with-handle
+                        :class="isAsideCollapsed(layout) ? 'opacity-100' : 'opacity-0'"></ResizableHandle>
+                    <ResizablePanel
+                        :default-size="asideDefaultSize"
+                        :max-size="asideMaxSize"
+                        :collapsed-size="0"
+                        collapsible
+                        :order="3">
+                        <Sidebar></Sidebar>
+                    </ResizablePanel>
+                </template>
+            </template>
+        </ResizablePanelGroup>
 
         <!-- ## Dialogs ## -->
         <UserDialog></UserDialog>
@@ -55,11 +79,11 @@
 </template>
 
 <script setup>
-    import { storeToRefs } from 'pinia';
     import { useRouter } from 'vue-router';
     import { watch } from 'vue';
 
-    import { useAppearanceSettingsStore } from '../../stores';
+    import { ResizableHandle, ResizablePanel, ResizablePanelGroup } from '../../components/ui/resizable';
+    import { useAuthenticatedLayoutResizable } from '../../composables/useAuthenticatedLayoutResizable';
     import { watchState } from '../../service/watchState';
 
     import AvatarDialog from '../../components/dialogs/AvatarDialog/AvatarDialog.vue';
@@ -85,23 +109,19 @@
 
     const router = useRouter();
 
-    const appearanceStore = useAppearanceSettingsStore();
-    const { setAsideWidth } = appearanceStore;
-    const { asideWidth, isSideBarTabShow } = storeToRefs(appearanceStore);
-
-    const handleResizeEnd = (index, sizes) => {
-        if (!Array.isArray(sizes) || sizes.length < 2) {
-            return;
-        }
-        const asideSplitterIndex = sizes.length - 2;
-        if (index !== asideSplitterIndex) {
-            return;
-        }
-        const asideSize = sizes[sizes.length - 1];
-        if (Number.isFinite(asideSize) && asideSize > 0) {
-            setAsideWidth(asideSize);
-        }
-    };
+    const {
+        panelGroupRef,
+        navPanelRef,
+        navDefaultSize,
+        navMinSize,
+        navMaxSize,
+        asideDefaultSize,
+        asideMaxSize,
+        handleLayout,
+        isAsideCollapsed,
+        isNavCollapsed,
+        isSideBarTabShow
+    } = useAuthenticatedLayoutResizable();
 
     watch(
         () => watchState.isLoggedIn,