From 6d53e647985ba8a63369898331c712bf04fcee96 Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Sat, 18 Aug 2018 04:52:06 +0900
Subject: [PATCH] Improve control panel

---
 .../views/pages/admin/admin.cpu-memory.vue    | 143 ++++++++++++++++++
 .../views/pages/admin/admin.dashboard.vue     |  28 +++-
 .../app/desktop/views/pages/admin/admin.vue   |   2 +-
 3 files changed, 167 insertions(+), 6 deletions(-)
 create mode 100644 src/client/app/desktop/views/pages/admin/admin.cpu-memory.vue

diff --git a/src/client/app/desktop/views/pages/admin/admin.cpu-memory.vue b/src/client/app/desktop/views/pages/admin/admin.cpu-memory.vue
new file mode 100644
index 0000000000..168d07892e
--- /dev/null
+++ b/src/client/app/desktop/views/pages/admin/admin.cpu-memory.vue
@@ -0,0 +1,143 @@
+<template>
+<div class="zyknedwtlthezamcjlolyusmipqmjgxz">
+	<svg :viewBox="`0 0 ${ viewBoxX } ${ viewBoxY }`">
+		<defs>
+			<linearGradient :id="cpuGradientId" x1="0" x2="0" y1="1" y2="0">
+				<stop offset="0%" stop-color="hsl(180, 80%, 70%)"></stop>
+				<stop offset="100%" stop-color="hsl(0, 80%, 70%)"></stop>
+			</linearGradient>
+			<mask :id="cpuMaskId" x="0" y="0" :width="viewBoxX" :height="viewBoxY">
+				<polygon
+					:points="cpuPolygonPoints"
+					fill="#fff"
+					fill-opacity="0.5"/>
+				<polyline
+					:points="cpuPolylinePoints"
+					fill="none"
+					stroke="#fff"
+					stroke-width="0.3"/>
+			</mask>
+		</defs>
+		<rect
+			x="0" y="0"
+			:width="viewBoxX" :height="viewBoxY"
+			:style="`stroke: none; fill: url(#${ cpuGradientId }); mask: url(#${ cpuMaskId })`"/>
+		<text x="1" y="5">CPU <tspan>{{ cpuP }}%</tspan></text>
+	</svg>
+	<svg :viewBox="`0 0 ${ viewBoxX } ${ viewBoxY }`">
+		<defs>
+			<linearGradient :id="memGradientId" x1="0" x2="0" y1="1" y2="0">
+				<stop offset="0%" stop-color="hsl(180, 80%, 70%)"></stop>
+				<stop offset="100%" stop-color="hsl(0, 80%, 70%)"></stop>
+			</linearGradient>
+			<mask :id="memMaskId" x="0" y="0" :width="viewBoxX" :height="viewBoxY">
+				<polygon
+					:points="memPolygonPoints"
+					fill="#fff"
+					fill-opacity="0.5"/>
+				<polyline
+					:points="memPolylinePoints"
+					fill="none"
+					stroke="#fff"
+					stroke-width="0.3"/>
+			</mask>
+		</defs>
+		<rect
+			x="0" y="0"
+			:width="viewBoxX" :height="viewBoxY"
+			:style="`stroke: none; fill: url(#${ memGradientId }); mask: url(#${ memMaskId })`"/>
+		<text x="1" y="5">MEM <tspan>{{ memP }}%</tspan></text>
+	</svg>
+</div>
+</template>
+
+<script lang="ts">
+import Vue from 'vue';
+import * as uuid from 'uuid';
+
+export default Vue.extend({
+	props: ['connection'],
+	data() {
+		return {
+			viewBoxX: 50,
+			viewBoxY: 20,
+			stats: [],
+			cpuGradientId: uuid(),
+			cpuMaskId: uuid(),
+			memGradientId: uuid(),
+			memMaskId: uuid(),
+			cpuPolylinePoints: '',
+			memPolylinePoints: '',
+			cpuPolygonPoints: '',
+			memPolygonPoints: '',
+			cpuP: '',
+			memP: ''
+		};
+	},
+	mounted() {
+		this.connection.on('stats', this.onStats);
+		this.connection.on('statsLog', this.onStatsLog);
+		this.connection.send({
+			type: 'requestLog',
+			id: Math.random().toString()
+		});
+	},
+	beforeDestroy() {
+		this.connection.off('stats', this.onStats);
+		this.connection.off('statsLog', this.onStatsLog);
+	},
+	methods: {
+		onStats(stats) {
+			this.stats.push(stats);
+			if (this.stats.length > 50) this.stats.shift();
+
+			const cpuPolylinePoints = this.stats.map((s, i) => [this.viewBoxX - ((this.stats.length - 1) - i), (1 - s.cpu_usage) * this.viewBoxY]);
+			const memPolylinePoints = this.stats.map((s, i) => [this.viewBoxX - ((this.stats.length - 1) - i), (1 - (s.mem.used / s.mem.total)) * this.viewBoxY]);
+			this.cpuPolylinePoints = cpuPolylinePoints.map(xy => `${xy[0]},${xy[1]}`).join(' ');
+			this.memPolylinePoints = memPolylinePoints.map(xy => `${xy[0]},${xy[1]}`).join(' ');
+
+			this.cpuPolygonPoints = `${this.viewBoxX - (this.stats.length - 1)},${this.viewBoxY} ${this.cpuPolylinePoints} ${this.viewBoxX},${this.viewBoxY}`;
+			this.memPolygonPoints = `${this.viewBoxX - (this.stats.length - 1)},${this.viewBoxY} ${this.memPolylinePoints} ${this.viewBoxX},${this.viewBoxY}`;
+
+			this.cpuP = (stats.cpu_usage * 100).toFixed(0);
+			this.memP = (stats.mem.used / stats.mem.total * 100).toFixed(0);
+		},
+		onStatsLog(statsLog) {
+			statsLog.forEach(stats => this.onStats(stats));
+		}
+	}
+});
+</script>
+
+<style lang="stylus" scoped>
+root(isDark)
+	> svg
+		display block
+		width 50%
+		float left
+
+		&:first-child
+			padding-right 5px
+
+		&:last-child
+			padding-left 5px
+
+		> text
+			font-size 2px
+			fill isDark ? rgba(#fff, 0.55) : rgba(#000, 0.55)
+
+			> tspan
+				opacity 0.5
+
+	&:after
+		content ""
+		display block
+		clear both
+
+.zyknedwtlthezamcjlolyusmipqmjgxz[data-darkmode]
+	root(true)
+
+.zyknedwtlthezamcjlolyusmipqmjgxz:not([data-darkmode])
+	root(false)
+
+</style>
diff --git a/src/client/app/desktop/views/pages/admin/admin.dashboard.vue b/src/client/app/desktop/views/pages/admin/admin.dashboard.vue
index 182d974601..efe7ea0ca4 100644
--- a/src/client/app/desktop/views/pages/admin/admin.dashboard.vue
+++ b/src/client/app/desktop/views/pages/admin/admin.dashboard.vue
@@ -3,9 +3,12 @@
 	<header>%i18n:@dashboard%</header>
 	<div v-if="stats" class="stats">
 		<div><b>%fa:user% {{ stats.originalUsersCount | number }}</b><span>%i18n:@original-users%</span></div>
-		<div><b>%fa:user% {{ stats.usersCount | number }}</b><span>%i18n:@all-users%</span></div>
+		<div><span>%fa:user% {{ stats.usersCount | number }}</span><span>%i18n:@all-users%</span></div>
 		<div><b>%fa:pen% {{ stats.originalNotesCount | number }}</b><span>%i18n:@original-notes%</span></div>
-		<div><b>%fa:pen% {{ stats.notesCount | number }}</b><span>%i18n:@all-notes%</span></div>
+		<div><span>%fa:pen% {{ stats.notesCount | number }}</span><span>%i18n:@all-notes%</span></div>
+	</div>
+	<div class="cpu-memory">
+		<x-cpu-memory :connection="connection"/>
 	</div>
 	<div>
 		<button class="ui" @click="invite">%i18n:@invite%</button>
@@ -16,19 +19,31 @@
 
 <script lang="ts">
 import Vue from "vue";
+import XCpuMemory from "./admin.cpu-memory.vue";
 
 export default Vue.extend({
+	components: {
+		XCpuMemory
+	},
 	data() {
 		return {
 			stats: null,
-			inviteCode: null
+			inviteCode: null,
+			connection: null,
+			connectionId: null
 		};
 	},
 	created() {
+		this.connection = (this as any).os.streams.serverStatsStream.getConnection();
+		this.connectionId = (this as any).os.streams.serverStatsStream.use();
+
 		(this as any).api('stats').then(stats => {
 			this.stats = stats;
 		});
 	},
+	beforeDestroy() {
+		(this as any).os.streams.serverStatsStream.dispose(this.connectionId);
+	},
 	methods: {
 		invite() {
 			(this as any).api('admin/invite').then(x => {
@@ -47,16 +62,19 @@ export default Vue.extend({
 		display flex
 		justify-content center
 		margin-bottom 16px
+		padding 16px
+		border solid 1px #eee
+		border-radius 8px
 
 		> div
 			flex 1
 			text-align center
 
-			> b
+			> *:first-child
 				display block
 				color $theme-color
 
-			> span
+			> *:last-child
 				font-size 70%
 
 </style>
diff --git a/src/client/app/desktop/views/pages/admin/admin.vue b/src/client/app/desktop/views/pages/admin/admin.vue
index f719ccfda7..e32cd13211 100644
--- a/src/client/app/desktop/views/pages/admin/admin.vue
+++ b/src/client/app/desktop/views/pages/admin/admin.vue
@@ -9,7 +9,7 @@
 		</ul>
 	</nav>
 	<main>
-		<div v-if="page == 'dashboard'">
+		<div v-show="page == 'dashboard'">
 			<x-dashboard/>
 			<x-users-chart/>
 			<x-notes-chart/>