Improve loading logic a bit

client/src/assets/components/_grid-sensors.scss

@@ -33,14 +33,14 @@
 				display: flex;
 				align-items: center;
 				justify-content: center;
-				left: 0;
 				right: 0;
-				top: 0;
 				bottom: 0;
 				background-color: var(--box-loader-bg-color);
 				color: var(--box-loader-fg-color);
-				font-size: 300%;
+				font-size: 125%;
+				padding: 0.25rem;
 				z-index: 2;
+				border-top-left-radius: var(--border-radius);
 
 				.svg-icon {
 					animation-name: grid-loader-rotate;

client/src/assets/themes/_basic.scss

@@ -24,8 +24,8 @@
 	--box-bg-color: #fff;
 	--box-fg-color: #111;
 	--box-border-color: #ddd;
-	--box-loader-bg-color: rgba(128, 128, 128, 0.3);
-	--box-loader-fg-color: #fff;
+	--box-loader-bg-color: rgba(128, 128, 128, 0.1);
+	--box-loader-fg-color: #666;
 	--box-action-fg-color: #666;
 	--box-preview-bg-color: #3988ff;
 	--box-shadow: 0px 10px 15px -3px rgba(0, 0, 0, 0.1);

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

@@ -1,6 +1,6 @@
 import { useDashboardContext } from '../../contexts/DashboardContext'
 import { normalizeBoxes } from '../../utils/normalizeBoxes'
-import { EditableBox } from './components/EditableBox'
+import { GeneralBox } from './components/GeneralBox'
 
 export const DashboardGrid = () => {
 	const { isDashboardSelected, boxes, setBoxes } = useDashboardContext()
@@ -9,7 +9,7 @@ export const DashboardGrid = () => {
 		<div className="grid-sensors-container">
 			<div className="grid-sensors">
 				{boxes.map((b) => (
-					<EditableBox
+					<GeneralBox
 						box={b}
 						key={b.id}
 						onPosition={(p) => {

client/src/pages/dashboard/components/DashboardGrid/components/BoxDialContent.tsx

@@ -1,25 +1,26 @@
 import { getLatestSensorValue } from '@/api/sensorValues'
 import { DashboardDialData } from '@/utils/dashboard/parseDashboard'
-import { RefObject } from 'preact'
 import { useMemo } from 'preact/hooks'
 import { useQuery } from 'react-query'
 import { useDashboardContext } from '../../../contexts/DashboardContext'
-import { BoxDefinition } from '../../../types'
 import { BoxLoader } from './BoxLoader'
+import { EditableBox, EditableBoxProps } from './EditableBox'
+import { useDelayedState } from '@/utils/hooks/useDelayedState'
 
-type Props = {
-	box: BoxDefinition
+type Props = EditableBoxProps & {
 	data: DashboardDialData
-	refreshRef: RefObject<() => void>
 }
 
-export const BoxDialContent = ({ data, refreshRef }: Props) => {
+export const BoxDialContent = ({ data, ...editableBoxProps }: Props) => {
 	const { filter } = useDashboardContext()
 
-	const valuesQuery = {
+	const valuesQuery = useMemo(
+		() => ({
 			sensor: data.sensor ?? '-1',
 			to: filter.customTo,
-	}
+		}),
+		[data.sensor, filter.customTo]
+	)
 
 	const value = useQuery(
 		['/sensor/values/latest', valuesQuery],
@@ -27,9 +28,7 @@ export const BoxDialContent = ({ data, refreshRef }: Props) => {
 		{ enabled: !!data.sensor }
 	)
 
-	refreshRef.current = () => {
-		value.refetch()
-	}
+	const showFetchLoading = useDelayedState(value.isLoading, 500)
 
 	const displayValue = useMemo(() => {
 		if (!value.data) {
@@ -49,8 +48,9 @@ export const BoxDialContent = ({ data, refreshRef }: Props) => {
 	}, [value.data, data])
 
 	return (
+		<EditableBox {...editableBoxProps} onRefresh={() => value.refetch()}>
 			<>
-			{value.isFetching && <BoxLoader />}
+				{showFetchLoading && <BoxLoader />}
 				<div className="dial">
 					{value.data && (
 						<>
@@ -60,5 +60,6 @@ export const BoxDialContent = ({ data, refreshRef }: Props) => {
 					)}
 				</div>
 			</>
+		</EditableBox>
 	)
 }

client/src/pages/dashboard/components/DashboardGrid/components/BoxGraphContent.tsx

@@ -1,21 +1,20 @@
 import { getSensorValues } from '@/api/sensorValues'
 import { useDashboardContext } from '@/pages/dashboard/contexts/DashboardContext'
-import { BoxDefinition } from '@/pages/dashboard/types'
 import { DashboardGraphData } from '@/utils/dashboard/parseDashboard'
 import { max } from '@/utils/max'
 import { min } from '@/utils/min'
-import { RefObject } from 'preact'
 import { useEffect, useRef } from 'preact/hooks'
 import { useQuery } from 'react-query'
 import { BoxLoader } from './BoxLoader'
+import { EditableBox, EditableBoxProps } from './EditableBox'
+import { useDelayedState } from '@/utils/hooks/useDelayedState'
 
-type Props = {
-	box: BoxDefinition
+type Props = EditableBoxProps & {
 	data: DashboardGraphData
-	refreshRef: RefObject<() => void>
 }
 
-export const BoxGraphContent = ({ box, data, refreshRef }: Props) => {
+export const BoxGraphContent = ({ data, ...editableBoxProps }: Props) => {
+	const box = editableBoxProps.box
 	const { filter } = useDashboardContext()
 
 	const bodyRef = useRef<HTMLDivElement>(null)
@@ -32,9 +31,7 @@ export const BoxGraphContent = ({ box, data, refreshRef }: Props) => {
 		{ enabled: !!data.sensor }
 	)
 
-	refreshRef.current = () => {
-		values.refetch()
-	}
+	const showFetchLoading = useDelayedState(values.isLoading, 500)
 
 	useEffect(() => {
 		if (bodyRef.current && values.data) {
@@ -137,9 +134,9 @@ export const BoxGraphContent = ({ box, data, refreshRef }: Props) => {
 	}, [values.data, box, data])
 
 	return (
-		<>
-			{values.isFetching && <BoxLoader />}
+		<EditableBox {...editableBoxProps} onRefresh={() => values.refetch()}>
+			{showFetchLoading && <BoxLoader />}
 			<div ref={bodyRef} />
-		</>
+		</EditableBox>
 	)
 }

client/src/pages/dashboard/components/DashboardGrid/components/EditableBox.tsx

@@ -1,17 +1,16 @@
-import { useWindowEvent } from '@/utils/hooks/useWindowEvent'
-import { useRef, useState } from 'preact/hooks'
-import { BoxDialContent } from './BoxDialContent'
-import { BoxGraphContent } from './BoxGraphContent'
-import { useElementOffsets } from '@/utils/hooks/useElementOffsets'
 import { RefreshIcon, SettingsIcon } from '@/icons'
-import { BoxDefinition } from '@/pages/dashboard/types'
 import { GRID_WIDTH } from '@/pages/dashboard/constants'
 import { useDashboardContext } from '@/pages/dashboard/contexts/DashboardContext'
 import { useDragging } from '@/pages/dashboard/hooks/useDragging'
-import { useResize, ResizingMode } from '@/pages/dashboard/hooks/useResize'
+import { ResizingMode, useResize } from '@/pages/dashboard/hooks/useResize'
+import { BoxDefinition } from '@/pages/dashboard/types'
+import { useElementOffsets } from '@/utils/hooks/useElementOffsets'
+import { useWindowEvent } from '@/utils/hooks/useWindowEvent'
+import { ComponentChild } from 'preact'
+import { useState } from 'preact/hooks'
 import { BoxSettings } from '../../BoxSettings/BoxSettings'
 
-type Props = {
+export type EditableBoxProps = {
 	box: BoxDefinition
 	onPosition: (p: { x: number; y: number }) => void
 	onResize: (p: { w: number; h: number }) => void
@@ -19,17 +18,23 @@ type Props = {
 	onRemove: () => void
 }
 
+type EditableBoxPropsWithExtra = EditableBoxProps & {
+	children: ComponentChild
+	onRefresh: () => void
+}
+
 export const EditableBox = ({
 	box,
+	children,
 	onPosition,
 	onResize,
 	onEdit,
 	onRemove,
-}: Props) => {
+	onRefresh,
+}: EditableBoxPropsWithExtra) => {
 	const { boxes } = useDashboardContext()
 
 	const [boxRef, setBoxRef] = useState<HTMLDivElement>()
-	const refreshRef = useRef<() => void>(null)
 
 	const { verticalMode } = useDashboardContext()
 
@@ -135,7 +140,7 @@ export const EditableBox = ({
 							<div className="name">{box.title || ''}</div>
 						</div>
 						<div className="actions">
-							<div className="action" onClick={() => refreshRef.current?.()}>
+							<div className="action" onClick={onRefresh}>
 								<RefreshIcon />
 							</div>
 							<div className="action" onClick={() => setEditing(true)}>
@@ -143,22 +148,7 @@ export const EditableBox = ({
 							</div>
 						</div>
 					</div>
-					<div className="body">
-						{box.data?.type === 'graph' && (
-							<BoxGraphContent
-								box={box}
-								data={box.data}
-								refreshRef={refreshRef}
-							/>
-						)}
-						{box.data?.type === 'dial' && (
-							<BoxDialContent
-								box={box}
-								data={box.data}
-								refreshRef={refreshRef}
-							/>
-						)}
-					</div>
+					<div className="body">{children}</div>
 
 					<div
 						className="resize-h"

client/src/pages/dashboard/components/DashboardGrid/components/GeneralBox.tsx

@@ -0,0 +1,14 @@
+import { BoxDialContent } from './BoxDialContent'
+import { BoxGraphContent } from './BoxGraphContent'
+import { EditableBoxProps } from './EditableBox'
+
+export const GeneralBox = (props: EditableBoxProps) => {
+	switch (props.box.data?.type) {
+		case 'dial':
+			return <BoxDialContent {...props} data={props.box.data} />
+		case 'graph':
+			return <BoxGraphContent {...props} data={props.box.data} />
+		default:
+			return <div>Unknown box type</div>
+	}
+}

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

@@ -119,7 +119,6 @@ export const DashboardContextProvider = ({
 		const customTo = queryFilterTo ? new Date(queryFilterTo) : new Date()
 
 		const range = intervalToRange(presetInterval, customFrom, customTo)
-		console.log({ presetInterval, range })
 
 		return {
 			interval: presetInterval,

client/src/utils/hooks/useDelayedState.ts

@@ -0,0 +1,21 @@
+import { useEffect, useState } from 'preact/hooks'
+import { useTimeout } from './useTimeout'
+
+export const useDelayedState = (enabled: boolean, delay: number) => {
+	const [state, setState] = useState(false)
+
+	useTimeout(
+		() => {
+			setState(true)
+		},
+		enabled ? delay : false
+	)
+
+	useEffect(() => {
+		if (!enabled) {
+			setState(false)
+		}
+	}, [enabled])
+
+	return state
+}

client/src/utils/hooks/useQueryString.ts

@@ -13,8 +13,6 @@ export const useQueryString = () => {
 
 		const search = location.slice(queryIndex + 1)
 
-		console.log('search', search)
-
 		return [location.slice(0, queryIndex), new URLSearchParams(search)] as const
 	}, [location])
 

client/src/utils/hooks/useTimeout.ts

@@ -0,0 +1,14 @@
+import { useEffect, useRef } from 'preact/hooks'
+
+export const useTimeout = (cb: () => void, timeout: number | false) => {
+	const cbRef = useRef(cb)
+	cbRef.current = cb
+
+	useEffect(() => {
+		if (timeout !== false) {
+			const id = setTimeout(() => cbRef.current(), timeout)
+
+			return () => clearTimeout(id)
+		}
+	}, [timeout])
+}