チャンネルで入力中ユーザーを表示するように、Chat UIでタイムラインでは投稿フォームを上に表示するように

src/client/components/post-form.vue

@@ -70,6 +70,7 @@ import * as os from '@/os';
 import { selectFile } from '@/scripts/select-file';
 import { notePostInterruptors, postFormActions } from '@/store';
 import { isMobile } from '@/scripts/is-mobile';
+import { throttle } from 'throttle-debounce';
 
 export default defineComponent({
 	components: {
@@ -144,6 +145,11 @@ export default defineComponent({
 			quoteId: null,
 			recentHashtags: JSON.parse(localStorage.getItem('hashtags') || '[]'),
 			imeText: '',
+			typing: throttle(3000, () => {
+				if (this.channel) {
+					os.stream.send('typingOnChannel', { channel: this.channel.id });
+				}
+			}),
 			postFormActions,
 			faReply, faQuoteRight, faPaperPlane, faTimes, faUpload, faPollH, faGlobe, faHome, faUnlock, faEnvelope, faEyeSlash, faLaughSquint, faPlus, faPhotoVideo, faAt, faBiohazard, faPlug
 		};
@@ -434,10 +440,12 @@ export default defineComponent({
 		onKeydown(e: KeyboardEvent) {
 			if ((e.which === 10 || e.which === 13) && (e.ctrlKey || e.metaKey) && this.canPost) this.post();
 			if (e.which === 27) this.$emit('esc');
+			this.typing();
 		},
 
 		onCompositionUpdate(e: CompositionEvent) {
 			this.imeText = e.data;
+			this.typing();
 		},
 
 		onCompositionEnd(e: CompositionEvent) {

src/client/ui/chat/date-separated-list.vue

@@ -32,7 +32,7 @@ export default defineComponent({
 			});
 		}
 
-		return h(TransitionGroup, {
+		return h(this.reversed ? 'div' : TransitionGroup, {
 			class: 'hmjzthxl',
 			name: this.reversed ? 'list-reversed' : 'list',
 			tag: 'div',

src/client/ui/chat/index.vue

@@ -114,14 +114,9 @@
 				</button>
 			</div>
 		</header>
-		<div class="body">
-			<XTimeline v-if="tl.startsWith('channel:')" src="channel" :key="tl" :channel="tl.replace('channel:', '')"/>
-			<XTimeline v-else :src="tl" :key="tl"/>
-		</div>
-		<footer class="footer">
-			<XPostForm v-if="tl.startsWith('channel:')" :key="tl" :channel="tl.replace('channel:', '')"/>
-			<XPostForm v-else/>
-		</footer>
+
+		<XTimeline class="body" v-if="tl.startsWith('channel:')" src="channel" :key="tl" :channel="tl.replace('channel:', '')"/>
+		<XTimeline class="body" v-else :src="tl" :key="tl"/>
 	</main>
 
 	<XSide class="side" ref="side" @open="sideViewOpening = true" @close="sideViewOpening = false"/>
@@ -143,7 +138,6 @@ import XWidgets from './widgets.vue';
 import XCommon from '../_common_/common.vue';
 import XSide from './side.vue';
 import XTimeline from './timeline.vue';
-import XPostForm from './post-form.vue';
 import XHeaderClock from './header-clock.vue';
 import * as os from '@/os';
 import { router } from '@/router';
@@ -159,7 +153,6 @@ export default defineComponent({
 		XWidgets,
 		XSide, // NOTE: dynamic importするとAsyncComponentWrapperが間に入るせいでref取得できなくて面倒になる
 		XTimeline,
-		XPostForm,
 		XHeaderClock,
 	},
 
@@ -584,16 +577,6 @@ export default defineComponent({
 				}
 			}
 		}
-
-		> .footer {
-			padding: 0 16px 16px 16px;
-		}
-
-		> .body {
-			flex: 1;
-			min-width: 0;
-			overflow: auto;
-		}
 	}
 
 	> .side {

src/client/ui/chat/note.vue

@@ -1010,7 +1010,7 @@ export default defineComponent({
 			flex-shrink: 0;
 			display: block;
 			position: sticky;
-			top: 12px;
+			top: 0;
 			margin: 0 14px 0 0;
 			width: 46px;
 			height: 46px;

src/client/ui/chat/post-form.vue

@@ -65,6 +65,7 @@ import * as os from '@/os';
 import { selectFile } from '@/scripts/select-file';
 import { notePostInterruptors, postFormActions } from '@/store';
 import { isMobile } from '@/scripts/is-mobile';
+import { throttle } from 'throttle-debounce';
 
 export default defineComponent({
 	components: {
@@ -131,6 +132,11 @@ export default defineComponent({
 			quoteId: null,
 			recentHashtags: JSON.parse(localStorage.getItem('hashtags') || '[]'),
 			imeText: '',
+			typing: throttle(3000, () => {
+				if (this.channel) {
+					os.stream.send('typingOnChannel', { channel: this.channel });
+				}
+			}),
 			postFormActions,
 			faReply, faQuoteRight, faPaperPlane, faTimes, faUpload, faPollH, faGlobe, faHome, faUnlock, faEnvelope, faEyeSlash, faLaughSquint, faPlus, faPhotoVideo, faAt, faBiohazard, faPlug
 		};
@@ -421,10 +427,12 @@ export default defineComponent({
 		onKeydown(e: KeyboardEvent) {
 			if ((e.which === 10 || e.which === 13) && (e.ctrlKey || e.metaKey) && this.canPost) this.post();
 			if (e.which === 27) this.$emit('esc');
+			this.typing();
 		},
 
 		onCompositionUpdate(e: CompositionEvent) {
 			this.imeText = e.data;
+			this.typing();
 		},
 
 		onCompositionEnd(e: CompositionEvent) {

src/client/ui/chat/timeline.vue

@@ -1,8 +1,22 @@
 <template>
-<div class="dbiokgaf">
+<div class="dbiokgaf top" v-if="['home', 'local', 'social', 'global'].includes(src)">
+	<XPostForm/>
+</div>
+<div class="dbiokgaf tl" ref="body">
 	<div class="new" v-if="queue > 0" :style="{ width: width + 'px', [pagination.reversed ? 'bottom' : 'top']: pagination.reversed ? bottom + 'px' : top + 'px' }"><button class="_buttonPrimary" @click="goTop()">{{ $ts.newNoteRecived }}</button></div>
 	<XNotes class="tl" ref="tl" :pagination="pagination" @queue="queueUpdated" v-follow="pagination.reversed"/>
 </div>
+<div class="dbiokgaf bottom" v-if="src === 'channel'">
+	<div class="typers" v-if="typers.length > 0">
+		<I18n :src="$ts.typingUsers" text-tag="span" class="users">
+			<template #users>
+				<b v-for="user in typers" :key="user.id" class="user">{{ user.username }}</b>
+			</template>
+		</I18n>
+		<MkEllipsis/>
+	</div>
+	<XPostForm :channel="channel"/>
+</div>
 </template>
 
 <script lang="ts">
@@ -12,10 +26,12 @@ import * as os from '@/os';
 import * as sound from '@/scripts/sound';
 import { scrollToBottom, getScrollPosition, getScrollContainer } from '@/scripts/scroll';
 import follow from '@/directives/follow-append';
+import XPostForm from './post-form.vue';
 
 export default defineComponent({
 	components: {
-		XNotes
+		XNotes,
+		XPostForm,
 	},
 
 	directives: {
@@ -69,6 +85,7 @@ export default defineComponent({
 			width: 0,
 			top: 0,
 			bottom: 0,
+			typers: [],
 		};
 	},
 
@@ -166,6 +183,9 @@ export default defineComponent({
 				channelId: this.channel
 			});
 			this.connection.on('note', prepend);
+			this.connection.on('typers', typers => {
+				this.typers = this.$i ? typers.filter(u => u.id !== this.$i.id) : typers;
+			});
 		}
 
 		this.pagination = {
@@ -190,21 +210,21 @@ export default defineComponent({
 
 	methods: {
 		focus() {
-			this.$refs.tl.focus();
+			this.$refs.body.focus();
 		},
 
 		goTop() {
-			const container = getScrollContainer(this.$el);
+			const container = getScrollContainer(this.$refs.body);
 			container.scrollTop = 0;
 		},
 
 		queueUpdated(q) {
-			if (this.$el.offsetWidth !== 0) {
-				const rect = this.$el.getBoundingClientRect();
-				const scrollTop = getScrollPosition(this.$el);
-				this.width = this.$el.offsetWidth;
+			if (this.$refs.body.offsetWidth !== 0) {
+				const rect = this.$refs.body.getBoundingClientRect();
+				const scrollTop = getScrollPosition(this.$refs.body);
+				this.width = this.$refs.body.offsetWidth;
 				this.top = rect.top + scrollTop;
-				this.bottom = this.$el.offsetHeight;
+				this.bottom = this.$refs.body.offsetHeight;
 			}
 			this.queue = q;
 		},
@@ -213,11 +233,41 @@ export default defineComponent({
 </script>
 
 <style lang="scss" scoped>
-.dbiokgaf {
-	padding: 16px 0;
+.dbiokgaf.top {
+	padding: 16px 16px 0 16px;
+}
 
-	// TODO: これはノート追加アニメーションによるスクロール発生を抑えるために必要だが、position stickyが効かなくなるので、両者を両立させる良い方法を考える
-	overflow: hidden;
+.dbiokgaf.bottom {
+	padding: 0 16px 16px 16px;
+	position: relative;
+
+	> .typers {
+		position: absolute;
+		bottom: 100%;
+		padding: 0 8px 0 8px;
+		font-size: 0.9em;
+		background: var(--panel);
+		border-radius: 0 8px 0 0;
+		color: var(--fgTransparentWeak);
+
+		> .users {
+			> .user + .user:before {
+				content: ", ";
+				font-weight: normal;
+			}
+
+			> .user:last-of-type:after {
+				content: " ";
+			}
+		}
+	}
+}
+
+.dbiokgaf.tl {
+	padding: 16px 0;
+	flex: 1;
+	min-width: 0;
+	overflow: auto;
 
 	> .new {
 		position: fixed;