refactoring

Resolve #7779

packages/client/src/widgets/server-metric/mem.vue

@@ -0,0 +1,85 @@
+<template>
+<div class="zlxnikvl">
+	<XPie class="pie" :value="usage"/>
+	<div>
+		<p><i class="fas fa-memory"></i>RAM</p>
+		<p>Total: {{ bytes(total, 1) }}</p>
+		<p>Used: {{ bytes(used, 1) }}</p>
+		<p>Free: {{ bytes(free, 1) }}</p>
+	</div>
+</div>
+</template>
+
+<script lang="ts">
+import { defineComponent } from 'vue';
+import XPie from './pie.vue';
+import bytes from '@/filters/bytes';
+
+export default defineComponent({
+	components: {
+		XPie
+	},
+	props: {
+		connection: {
+			required: true,
+		},
+		meta: {
+			required: true,
+		}
+	},
+	data() {
+		return {
+			usage: 0,
+			total: 0,
+			used: 0,
+			free: 0,
+		};
+	},
+	mounted() {
+		this.connection.on('stats', this.onStats);
+	},
+	beforeUnmount() {
+		this.connection.off('stats', this.onStats);
+	},
+	methods: {
+		onStats(stats) {
+			this.usage = stats.mem.active / this.meta.mem.total;
+			this.total = this.meta.mem.total;
+			this.used = stats.mem.active;
+			this.free = this.meta.mem.total - stats.mem.active;
+		},
+		bytes
+	}
+});
+</script>
+
+<style lang="scss" scoped>
+.zlxnikvl {
+	display: flex;
+	padding: 16px;
+
+	> .pie {
+		height: 82px;
+		flex-shrink: 0;
+		margin-right: 16px;
+	}
+
+	> div {
+		flex: 1;
+
+		> p {
+			margin: 0;
+			font-size: 0.8em;
+
+			&:first-child {
+				font-weight: bold;
+				margin-bottom: 4px;
+
+				> i {
+					margin-right: 4px;
+				}
+			}
+		}
+	}
+}
+</style>