インスタンス管理画面作り直し (#7473)

* wip

* wip

* wip

* wip

src/client/components/ui/pagination.vue

@@ -1,16 +1,23 @@
 <template>
-<div class="cxiknjgy">
-	<slot :items="items"></slot>
-	<div class="empty" v-if="empty" key="_empty_">
+<transition name="fade" mode="out-in">
+	<MkLoading v-if="fetching"/>
+
+	<MkError v-else-if="error" @retry="init()"/>
+
+	<div class="empty" v-else-if="empty" key="_empty_">
 		<slot name="empty"></slot>
 	</div>
-	<div class="more" v-show="more" key="_more_">
-		<MkButton class="button" v-appear="$store.state.enableInfiniteScroll ? fetchMore : null" @click="fetchMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary>
-			<template v-if="!moreFetching">{{ $ts.loadMore }}</template>
-			<template v-if="moreFetching"><MkLoading inline/></template>
-		</MkButton>
+
+	<div v-else class="cxiknjgy">
+		<slot :items="items"></slot>
+		<div class="more" v-show="more" key="_more_">
+			<MkButton class="button" v-appear="$store.state.enableInfiniteScroll ? fetchMore : null" @click="fetchMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary>
+				<template v-if="!moreFetching">{{ $ts.loadMore }}</template>
+				<template v-if="moreFetching"><MkLoading inline/></template>
+			</MkButton>
+		</div>
 	</div>
-</div>
+</transition>
 </template>
 
 <script lang="ts">
@@ -36,6 +43,15 @@ export default defineComponent({
 </script>
 
 <style lang="scss" scoped>
+.fade-enter-active,
+.fade-leave-active {
+	transition: opacity 0.125s ease;
+}
+.fade-enter-from,
+.fade-leave-to {
+	opacity: 0;
+}
+
 .cxiknjgy {
 	> .more > .button {
 		margin-left: auto;