wip: retention for dashboard

packages/client/src/pages/admin/overview.retention.vue

@@ -0,0 +1,49 @@
+<template>
+<div>
+	<MkLoading v-if="fetching"/>
+	<div v-else :class="$style.root">
+		<div v-for="row in retention" class="row">
+			<div v-for="value in getValues(row)" v-tooltip="value.percentage" class="cell">
+			</div>
+		</div>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { onMounted, onUnmounted, ref } from 'vue';
+import * as os from '@/os';
+import number from '@/filters/number';
+import { i18n } from '@/i18n';
+
+let retention: any = $ref(null);
+let fetching = $ref(true);
+
+function getValues(row) {
+	const data = [];
+	for (const key in row.data) {
+		data.push({
+			date: new Date(key),
+			value: number(row.data[key]),
+			percentage: `${Math.ceil(row.data[key] / row.users) * 100}%`,
+		});
+	}
+	data.sort((a, b) => a.date > b.date);
+	return data;
+}
+
+onMounted(async () => {
+	retention = await os.apiGet('retention', {});
+
+	fetching = false;
+});
+</script>
+
+<style lang="scss" module>
+.root {
+
+	&:global {
+
+	}
+}
+</style>

packages/client/src/pages/admin/overview.vue

@@ -16,6 +16,11 @@
 			<XHeatmap/>
 		</MkFolder>
 
+		<MkFolder class="item">
+			<template #header>Retention rate</template>
+			<XRetention/>
+		</MkFolder>
+
 		<MkFolder class="item">
 			<template #header>Moderators</template>
 			<XModerators/>
@@ -63,6 +68,7 @@ import XApRequests from './overview.ap-requests.vue';
 import XUsers from './overview.users.vue';
 import XActiveUsers from './overview.active-users.vue';
 import XStats from './overview.stats.vue';
+import XRetention from './overview.retention.vue';
 import XModerators from './overview.moderators.vue';
 import XHeatmap from './overview.heatmap.vue';
 import MkTagCloud from '@/components/MkTagCloud.vue';