Add auto refresh option

client/src/assets/components/_button.scss

@@ -56,3 +56,21 @@ button,
 		color: var(--button-remove-fg-color);
 	}
 }
+
+.button-group {
+	display: flex;
+
+	button:first-child {
+		border-top-right-radius: 0;
+		border-bottom-right-radius: 0;
+	}
+
+	button {
+		margin-right: 1px;
+	}
+
+	button:last-child {
+		border-top-left-radius: 0;
+		border-bottom-left-radius: 0;
+	}
+}

client/src/assets/pages/_dashboard-page.scss

@@ -90,6 +90,57 @@
 	}
 }
 
+.dashboard-refresh {
+	button.auto-refresh-toggle {
+		padding: 0rem 0.5rem;
+
+		.svg-icon {
+			margin-left: 0.2rem;
+		}
+	}
+}
+
+.auto-refresh-popup {
+	display: none;
+	position: absolute;
+	z-index: 3;
+	top: 35px;
+	right: 10px;
+	width: 5rem;
+
+	&.show {
+		display: block;
+	}
+
+	.refresh-interval-option {
+		display: block;
+		margin-bottom: 2px;
+		text-align: center;
+		padding: 0.25rem;
+		cursor: pointer;
+
+		&:hover {
+			background-color: var(--input-bg-color);
+		}
+	}
+}
+
+.dashboard-refresh-select {
+	margin: 1rem 0;
+	border-top: 1px solid var(--box-border-color);
+	padding: 1rem 0;
+	display: flex;
+	align-items: center;
+
+	> label {
+		margin-right: 0.5rem;
+	}
+
+	> select {
+		flex: 1;
+	}
+}
+
 .filter-toggle {
 	.current-value {
 		display: flex;

client/src/assets/themes/_basic.scss

@@ -94,6 +94,11 @@
 			rgba(0, 0, 0, 0) 0%,
 			rgba(0, 0, 0, 0.2) 100%
 		);
+		--filters-menu-shadow: linear-gradient(
+			90deg,
+			rgba(0, 0, 0, 0) 0%,
+			rgba(0, 0, 0, 0.2) 100%
+		);
 		--input-hint-color: #aaa;
 		--button-remove-bg-color: transparent;
 		--button-remove-fg-color: rgb(255, 118, 118);

client/src/pages/dashboard/components/DashboardHeader/DashboardHeader.tsx

@@ -7,6 +7,8 @@ import { useDashboardContext } from '../../contexts/DashboardContext'
 import { DashboardFilters } from './components/DashboardFilters'
 import { DashboardHeaderFilterToggle } from './components/DashboardHeaderFilterToggle'
 import { DashboardSwitch } from './components/DashboardSwitch'
+import { DashboardRefreshButton } from './components/DashboardRefreshButton'
+import { DashboardRefreshSelect } from './components/DashboardRefreshSelect'
 
 export const DashboardHeader = () => {
 	const { verticalMode, boxes, setBoxes, setFilter } = useDashboardContext()
@@ -73,6 +75,8 @@ export const DashboardHeader = () => {
 							<DashboardSwitch />
 
 							<DashboardFilters onClose={() => setFiltersShown(false)} />
+
+							<DashboardRefreshSelect />
 						</div>
 					</div>
 					{filtersShown && (
@@ -88,9 +92,7 @@ export const DashboardHeader = () => {
 					<DashboardSwitch />
 					<button onClick={handleNewBox}>Add box</button>
 					<DashboardHeaderFilterToggle />
-					<button onClick={handleRefresh}>
+					<DashboardRefreshButton onRefresh={handleRefresh} />
-						<RefreshIcon /> Refresh all
-					</button>
 				</>
 			)}
 		</div>

client/src/pages/dashboard/components/DashboardHeader/components/DashboardRefreshButton.tsx

@@ -0,0 +1,64 @@
+import { ChevronDownIcon, RefreshIcon } from '@/icons'
+import { useDashboardContext } from '@/pages/dashboard/contexts/DashboardContext'
+import { getPossibleRefreshIntervals } from '@/pages/dashboard/utils/intervals'
+import { useState } from 'preact/hooks'
+
+type Props = {
+	onRefresh: () => void
+}
+
+export const DashboardRefreshButton = ({ onRefresh }: Props) => {
+	const { refreshInterval, setRefreshInterval } = useDashboardContext()
+	const [showAutoRefresh, setShowAutoRefresh] = useState(false)
+
+	return (
+		<>
+			<div className="button-group dashboard-refresh">
+				<button onClick={onRefresh}>
+					<RefreshIcon /> Refresh all
+				</button>
+				<button
+					className="auto-refresh-toggle"
+					onClick={() => setShowAutoRefresh((prev) => !prev)}
+				>
+					{refreshInterval} <ChevronDownIcon />
+				</button>
+			</div>
+			<div
+				className={
+					showAutoRefresh ? 'auto-refresh-popup show' : 'auto-refresh-popup'
+				}
+			>
+				<div className="box">
+					<div
+						className="refresh-interval-option"
+						onClick={() => {
+							setRefreshInterval(null)
+							setShowAutoRefresh(false)
+						}}
+					>
+						Off
+					</div>
+					{getPossibleRefreshIntervals().map((interval) => (
+						<div
+							className="refresh-interval-option"
+							key={interval}
+							onClick={() => {
+								setRefreshInterval(interval)
+								setShowAutoRefresh(false)
+							}}
+						>
+							{interval}
+						</div>
+					))}
+				</div>
+			</div>
+			{showAutoRefresh && (
+				<div
+					className="menu-overlay"
+					onClick={() => setShowAutoRefresh((v) => !v)}
+				></div>
+			)}
+		</>
+	)
+}

client/src/pages/dashboard/components/DashboardHeader/components/DashboardRefreshSelect.tsx

@@ -0,0 +1,34 @@
+import { useDashboardContext } from '@/pages/dashboard/contexts/DashboardContext'
+import {
+	getPossibleRefreshIntervals,
+	isValidRefreshInterval,
+} from '@/pages/dashboard/utils/intervals'
+import { ChangeEvent } from 'preact/compat'
+
+export const DashboardRefreshSelect = () => {
+	const { refreshInterval, setRefreshInterval } = useDashboardContext()
+
+	const handleChange = (e: ChangeEvent<HTMLSelectElement>) => {
+		const value = (e.target as HTMLSelectElement).value
+
+		if (value === 'off' || !isValidRefreshInterval(value)) {
+			setRefreshInterval(null)
+		} else {
+			setRefreshInterval(value)
+		}
+	}
+
+	return (
+		<div className={'dashboard-refresh-select'}>
+			<label>Auto refresh:</label>
+			<select value={refreshInterval ?? 'off'} onChange={handleChange}>
+				<option value="off">Off</option>
+				{getPossibleRefreshIntervals().map((interval) => (
+					<option value={interval} key={interval}>
+						{interval}
+					</option>
+				))}
+			</select>
+		</div>
+	)
+}

client/src/pages/dashboard/contexts/DashboardContext.tsx

@@ -24,6 +24,11 @@ import {
 } from '../components/DashboardHeader/components/DashboardFilters'
 import { BoxDefinition } from '../types'
 import { useQueryString } from '@/utils/hooks/useQueryString'
+import {
+	RefreshIntervalValue,
+	getRefreshIntervalInMs,
+	isValidRefreshInterval,
+} from '../utils/intervals'
 
 type DashboardContextType = {
 	filter: FilterValue
@@ -36,6 +41,8 @@ type DashboardContextType = {
 	isDashboardSelected: boolean
 	isDashboardLoading: boolean
 	dashboard: DashboardInfo | undefined
+	refreshInterval: RefreshIntervalValue | null
+	setRefreshInterval: StateUpdater<RefreshIntervalValue | null>
 }
 
 const DashboardContext = createContext<DashboardContextType | null>(null)
@@ -138,9 +145,22 @@ export const DashboardContextProvider = ({
 		}
 	})
 
+	const [refreshInterval, setRefreshInterval] =
+		useState<RefreshIntervalValue | null>(() => {
+			const query = getQuery()
+			const queryRefresh = query['refresh']
+
+			if (!queryRefresh || !isValidRefreshInterval(queryRefresh)) {
+				return null
+			}
+
+			return queryRefresh
+		})
+
 	useEffect(() => {
 		setQuery({
 			...getQuery(),
+			...(refreshInterval !== null && { refresh: refreshInterval }),
 			dashboard: dashboardId.toString(),
 			interval: filter.interval,
 			...(filter.interval === 'custom' && {
@@ -148,7 +168,29 @@ export const DashboardContextProvider = ({
 				to: filter.customTo.toISOString(),
 			}),
 		})
-	}, [filter, dashboardId])
+	}, [filter, dashboardId, refreshInterval])
+
+	useEffect(() => {
+		if (refreshInterval === null) {
+			return
+		}
+
+		const intervalInMs = getRefreshIntervalInMs(refreshInterval)
+
+		const interval = setInterval(() => {
+			setFilter((v) => {
+				const range = intervalToRange(v.interval, v.customFrom, v.customTo)
+
+				return {
+					...v,
+					customFrom: range[0],
+					customTo: range[1],
+				}
+			})
+		}, intervalInMs)
+
+		return () => clearInterval(interval)
+	}, [refreshInterval])
 
 	const verticalMode = viewport.width < 800
 
@@ -164,6 +206,8 @@ export const DashboardContextProvider = ({
 			isDashboardSelected,
 			isDashboardLoading: dashboard.isLoading,
 			dashboard: dashboard.data,
+			refreshInterval,
+			setRefreshInterval,
 		}),
 		[
 			filter,
@@ -175,6 +219,8 @@ export const DashboardContextProvider = ({
 			isDashboardSelected,
 			dashboard.isLoading,
 			dashboard.data,
+			refreshInterval,
+			setRefreshInterval,
 		]
 	)
 

client/src/pages/dashboard/utils/intervals.ts

@@ -0,0 +1,25 @@
+export type RefreshIntervalValue = keyof typeof INTERVALS_TO_MS
+
+const INTERVALS = ['5s', '10s', '30s', '1m', '5m', '10m', '30m', '1h'] as const
+
+const INTERVALS_TO_MS = {
+	'5s': 5000,
+	'10s': 10000,
+	'30s': 30000,
+	'1m': 60000,
+	'5m': 300000,
+	'10m': 600000,
+	'30m': 1800000,
+	'1h': 3600000,
+}
+
+export const getPossibleRefreshIntervals = () => INTERVALS
+
+export const isValidRefreshInterval = (
+	interval: string
+): interval is RefreshIntervalValue =>
+	INTERVALS.includes(interval as RefreshIntervalValue)
+
+export const getRefreshIntervalInMs = (interval: RefreshIntervalValue) => {
+	return INTERVALS_TO_MS[interval]
+}