<template>
<MkSpacer :content-max="600" :margin-min="16" :margin-max="32">
	<div v-if="instance" class="_formRoot">
		<div class="fnfelxur">
			<img :src="instance.iconUrl || instance.faviconUrl" alt="" class="icon"/>
		</div>
		<MkKeyValue :copy="host" oneline style="margin: 1em 0;">
			<template #key>Host</template>
			<template #value><span class="_monospace"><MkLink :url="`https://${host}`">{{ host }}</MkLink></span></template>
		</MkKeyValue>
		<MkKeyValue oneline style="margin: 1em 0;">
			<template #key>Name</template>
			<template #value>{{ instance.name || `(${$ts.unknown})` }}</template>
		</MkKeyValue>
		<MkKeyValue>
			<template #key>{{ $ts.description }}</template>
			<template #value>{{ instance.description }}</template>
		</MkKeyValue>
		<MkKeyValue oneline style="margin: 1em 0;">
			<template #key>{{ $ts.software }}</template>
			<template #value><span class="_monospace">{{ instance.softwareName || `(${$ts.unknown})` }} / {{ instance.softwareVersion || `(${$ts.unknown})` }}</span></template>
		</MkKeyValue>
		<MkKeyValue oneline style="margin: 1em 0;">
			<template #key>{{ $ts.administrator }}</template>
			<template #value>{{ instance.maintainerName || `(${$ts.unknown})` }} ({{ instance.maintainerEmail || `(${$ts.unknown})` }})</template>
		</MkKeyValue>

		<FormSection v-if="iAmModerator">
			<template #label>Moderation</template>
			<FormSwitch v-model="suspended" class="_formBlock" @update:modelValue="toggleSuspend">{{ $ts.stopActivityDelivery }}</FormSwitch>
			<FormSwitch :model-value="isBlocked" class="switch" @update:modelValue="changeBlock">{{ $ts.blockThisInstance }}</FormSwitch>
		</FormSection>

		<FormSection>
			<MkKeyValue oneline style="margin: 1em 0;">
				<template #key>{{ $ts.registeredAt }}</template>
				<template #value><MkTime mode="detail" :time="instance.caughtAt"/></template>
			</MkKeyValue>
			<MkKeyValue oneline style="margin: 1em 0;">
				<template #key>{{ $ts.updatedAt }}</template>
				<template #value><MkTime mode="detail" :time="instance.infoUpdatedAt"/></template>
			</MkKeyValue>
			<MkKeyValue oneline style="margin: 1em 0;">
				<template #key>{{ $ts.latestRequestSentAt }}</template>
				<template #value><MkTime v-if="instance.latestRequestSentAt" :time="instance.latestRequestSentAt"/><span v-else>N/A</span></template>
			</MkKeyValue>
			<MkKeyValue oneline style="margin: 1em 0;">
				<template #key>{{ $ts.latestStatus }}</template>
				<template #value>{{ instance.latestStatus ? instance.latestStatus : 'N/A' }}</template>
			</MkKeyValue>
			<MkKeyValue oneline style="margin: 1em 0;">
				<template #key>{{ $ts.latestRequestReceivedAt }}</template>
				<template #value><MkTime v-if="instance.latestRequestReceivedAt" :time="instance.latestRequestReceivedAt"/><span v-else>N/A</span></template>
			</MkKeyValue>
		</FormSection>
	
		<FormSection>
			<MkKeyValue oneline style="margin: 1em 0;">
				<template #key>Open Registrations</template>
				<template #value>{{ instance.openRegistrations ? $ts.yes : $ts.no }}</template>
			</MkKeyValue>
		</FormSection>

		<FormSection>
			<template #label>{{ $ts.statistics }}</template>
			<div class="cmhjzshl">
				<div class="selects">
					<MkSelect v-model="chartSrc" style="margin: 0 10px 0 0; flex: 1;">
						<option value="instance-requests">{{ $ts._instanceCharts.requests }}</option>
						<option value="instance-users">{{ $ts._instanceCharts.users }}</option>
						<option value="instance-users-total">{{ $ts._instanceCharts.usersTotal }}</option>
						<option value="instance-notes">{{ $ts._instanceCharts.notes }}</option>
						<option value="instance-notes-total">{{ $ts._instanceCharts.notesTotal }}</option>
						<option value="instance-ff">{{ $ts._instanceCharts.ff }}</option>
						<option value="instance-ff-total">{{ $ts._instanceCharts.ffTotal }}</option>
						<option value="instance-drive-usage">{{ $ts._instanceCharts.cacheSize }}</option>
						<option value="instance-drive-usage-total">{{ $ts._instanceCharts.cacheSizeTotal }}</option>
						<option value="instance-drive-files">{{ $ts._instanceCharts.files }}</option>
						<option value="instance-drive-files-total">{{ $ts._instanceCharts.filesTotal }}</option>
					</MkSelect>
					<MkSelect v-model="chartSpan" style="margin: 0;">
						<option value="hour">{{ $ts.perHour }}</option>
						<option value="day">{{ $ts.perDay }}</option>
					</MkSelect>
				</div>
				<div class="chart">
					<MkChart :src="chartSrc" :span="chartSpan" :limit="90" :args="{ host: host }" :detailed="true"></MkChart>
				</div>
			</div>
		</FormSection>

		<MkObjectView tall :value="instance">
		</MkObjectView>

		<FormSection>
			<template #label>Well-known resources</template>
			<FormLink :to="`https://${host}/.well-known/host-meta`" external style="margin-bottom: 8px;">host-meta</FormLink>
			<FormLink :to="`https://${host}/.well-known/host-meta.json`" external style="margin-bottom: 8px;">host-meta.json</FormLink>
			<FormLink :to="`https://${host}/.well-known/nodeinfo`" external style="margin-bottom: 8px;">nodeinfo</FormLink>
			<FormLink :to="`https://${host}/robots.txt`" external style="margin-bottom: 8px;">robots.txt</FormLink>
			<FormLink :to="`https://${host}/manifest.json`" external style="margin-bottom: 8px;">manifest.json</FormLink>
		</FormSection>
	</div>
</MkSpacer>
</template>

<script lang="ts">
import { defineAsyncComponent, defineComponent } from 'vue';
import MkChart from '@/components/chart.vue';
import MkObjectView from '@/components/object-view.vue';
import FormTextarea from '@/components/form/textarea.vue';
import FormLink from '@/components/form/link.vue';
import MkLink from '@/components/link.vue';
import FormSection from '@/components/form/section.vue';
import FormButton from '@/components/ui/button.vue';
import MkKeyValue from '@/components/key-value.vue';
import MkSelect from '@/components/form/select.vue';
import FormSwitch from '@/components/form/switch.vue';
import * as os from '@/os';
import number from '@/filters/number';
import bytes from '@/filters/bytes';
import * as symbols from '@/symbols';

export default defineComponent({
	components: {
		FormTextarea,
		MkObjectView,
		FormButton,
		FormLink,
		FormSection,
		FormSwitch,
		MkKeyValue,
		MkSelect,
		MkChart,
		MkLink,
	},

	props: {
		host: {
			type: String,
			required: true
		}
	},

	data() {
		return {
			[symbols.PAGE_INFO]: {
				title: this.host,
				icon: 'fas fa-info-circle',
				bg: 'var(--bg)',
				actions: [{
					text: `https://${this.host}`,
					icon: 'fas fa-external-link-alt',
					handler: () => {
						window.open(`https://${this.host}`, '_blank');
					}
				}],
			},
			instance: null,
			suspended: false,
			chartSrc: 'instance-requests',
			chartSpan: 'hour',
		}
	},

	computed: {
		iAmModerator(): boolean {
			return this.$i && (this.$i.isAdmin || this.$i.isModerator);
		},

		isBlocked() {
			return this.instance && this.$instance && this.$instance.blockedHosts && this.$instance.blockedHosts.includes(this.instance.host);
		}
	},

	mounted() {
		this.fetch();
	},

	methods: {
		number,
		bytes,

		async fetch() {
			this.instance = await os.api('federation/show-instance', {
				host: this.host
			});
			this.suspended = this.instance.isSuspended;
		},

		changeBlock(e) {
			os.api('admin/update-meta', {
				blockedHosts: this.isBlocked ? this.meta.blockedHosts.concat([this.instance.host]) : this.meta.blockedHosts.filter(x => x !== this.instance.host)
			});
		},

		async toggleSuspend(v) {
			await os.api('admin/federation/update-instance', {
				host: this.instance.host,
				isSuspended: this.suspended
			});
		},
	}
});
</script>

<style lang="scss" scoped>
.fnfelxur {
	> .icon {
		display: block;
		margin: 0;
		height: 64px;
		border-radius: 8px;
	}
}

.cmhjzshl {
	> .selects {
		display: flex;
		margin: 0 0 16px 0;
	}
}
</style>
