Fixed some resizing issues, added more dial options

client/src/assets/style.css

@@ -142,14 +142,15 @@ form.horizontal .input label {
 	margin-right: 0.25rem;
 }
 
-.filters .inner {
+.dashboard-head .inner {
 	display: flex;
 	align-items: center;
+	justify-content: flex-end;
 	padding: 0.5rem 0.5rem;
 	background-color: #fff;
 }
 
-.filters .shadow {
+.dashboard-head .shadow {
 	position: absolute;
 	background: linear-gradient(0deg, rgba(255,255,255,0) 5%, rgba(190,190,190,1) 100%);
 	width: 100%;
@@ -157,12 +158,6 @@ form.horizontal .input label {
 	z-index: 1;
 }
 
-.filters .actions {
-	margin-left: auto;
-	display: flex;
-	align-items: center;
-}
-
 .checkbox-label {
 	display: inline-flex;
 	align-items: center;
@@ -251,6 +246,12 @@ form.horizontal .input label {
 	display: flex;
 	align-items: center;
 	padding-right: 0.4rem;
+	opacity: 0;
+	transition: opacity 0.1s;
+}
+
+.grid-sensors .grid-box .box:hover .header .actions {
+	opacity: 1;
 }
 
 .grid-sensors .grid-box .box .header .actions .action {

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

@@ -1,5 +1,6 @@
 import { getLatestSensorValue } from '@/api/sensorValues'
 import { DashboardDialData } from '@/utils/parseDashboard'
+import { useMemo } from 'preact/hooks'
 import { useQuery } from 'react-query'
 import { useDashboardContext } from '../contexts/DashboardContext'
 import { BoxDefinition } from '../types'
@@ -21,12 +22,29 @@ export const BoxDialContent = ({ box, data }: Props) => {
 		getLatestSensorValue(valuesQuery)
 	)
 
+	const displayValue = useMemo(() => {
+		if (!value.data) {
+			return ''
+		}
+
+		const decimals = parseInt(data.decimals ?? '', 10)
+		const multiplier = parseFloat(data.multiplier ?? '')
+
+		const numericValue = value.data.value * (isNaN(multiplier) ? 1 : multiplier)
+
+		if (!isNaN(decimals)) {
+			return numericValue.toFixed(decimals)
+		}
+
+		return numericValue
+	}, [value.data, data])
+
 	return (
 		<div className="dial">
 			{value.data && (
 				<>
-					{value.data.value}
-					{data.unit}
+					{displayValue}
+					{` ${data.unit}`}
 				</>
 			)}
 		</div>

client/src/pages/dashboard/components/BoxSettings/components/DialSettings.tsx

@@ -7,7 +7,11 @@ type Props = {
 }
 
 export const DialSettings = ({ value, onChange }: Props) => {
-	const [formState, setFormState] = useState(() => ({ unit: value?.unit }))
+	const [formState, setFormState] = useState(() => ({
+		unit: value?.unit,
+		decimals: value?.decimals,
+		multiplier: value?.multiplier,
+	}))
 
 	const handleChange = (e: Event) => {
 		const target = e.target as HTMLSelectElement | HTMLInputElement
@@ -28,6 +32,25 @@ export const DialSettings = ({ value, onChange }: Props) => {
 				<label>Unit</label>
 				<input name="unit" value={formState.unit} onChange={handleChange} />
 			</div>
+			<div className="input">
+				<label>Decimals</label>
+				<input
+					type="number"
+					name="decimals"
+					value={formState.decimals}
+					onChange={handleChange}
+				/>
+			</div>
+			<div className="input">
+				<label>Multiplier</label>
+				<input
+					type="number"
+					name="multiplier"
+					value={formState.multiplier}
+					onChange={handleChange}
+					step="any"
+				/>
+			</div>
 		</>
 	)
 }

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

@@ -7,7 +7,7 @@ type Props = {
 
 export const DashboardHeader = ({ onNewBox, onRefresh }: Props) => {
 	return (
-		<div className="filters">
+		<div className="dashboard-head">
 			<div className="inner">
 				<button onClick={onNewBox}>Add box</button>
 				<Filters />

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

@@ -1,5 +1,5 @@
 import { useWindowEvent } from '@/utils/hooks/useWindowEvent'
-import { useRef, useState } from 'preact/hooks'
+import { useState } from 'preact/hooks'
 import { GRID_WIDTH } from '../constants'
 import { useDashboardContext } from '../contexts/DashboardContext'
 import { useDragging } from '../hooks/useDragging'
@@ -10,6 +10,7 @@ import { BoxGraphContent } from './BoxGraphContent'
 import { BoxSettings } from './BoxSettings/BoxSettings'
 import { ReactComponent as SettingsIcon } from '@/assets/icons/settings.svg'
 import { ReactComponent as RefreshIcon } from '@/assets/icons/refresh.svg'
+import { useElementOffsets } from '@/utils/hooks/useElementOffsets'
 
 type Props = {
 	box: BoxDefinition
@@ -26,12 +27,13 @@ export const EditableBox = ({
 	onResize,
 	onEdit,
 }: Props) => {
-	const boxRef = useRef<HTMLDivElement>(null)
+	const [boxRef, setBoxRef] = useState<HTMLDivElement>()
 	const { verticalMode } = useDashboardContext()
 
 	const [editing, setEditing] = useState(false)
 
-	const outerWidth = boxRef.current?.parentElement?.offsetWidth ?? 100
+	const parentOffsets = useElementOffsets(boxRef?.parentElement)
+	const outerWidth = parentOffsets?.width ?? 100
 	const cellWidth = outerWidth / GRID_WIDTH
 
 	const { dragging, setDragging, draggingPosition } = useDragging({
@@ -49,10 +51,10 @@ export const EditableBox = ({
 	const handleMouseDown = (e: MouseEvent) => {
 		e.preventDefault()
 
-		if (!dragging.active && boxRef.current) {
+		if (!dragging.active && boxRef) {
 			const pos = {
-				top: boxRef.current.offsetTop,
-				left: boxRef.current.offsetLeft,
+				top: boxRef.offsetTop,
+				left: boxRef.offsetLeft,
 			}
 
 			setDragging({
@@ -72,7 +74,7 @@ export const EditableBox = ({
 		if (resizing.mode === ResizingMode.NONE) {
 			setResizing({
 				mode: target,
-				w: (box.w / GRID_WIDTH) * outerWidth,
+				w: box.w * cellWidth,
 				h: box.h,
 				offsetX: e.clientX,
 				offsetY: e.clientY,
@@ -95,7 +97,7 @@ export const EditableBox = ({
 	return (
 		<>
 			<div
-				ref={boxRef}
+				ref={(e) => setBoxRef(e ?? undefined)}
 				className={`grid-box${dragging ? ' dragging' : ''}`}
 				style={
 					verticalMode

client/src/pages/dashboard/hooks/useResize.ts

@@ -28,6 +28,7 @@ export const useResize = ({ cellWidth, box, boxes }: Props) => {
 
 	const isResizing = state.mode !== ResizingMode.NONE
 
+	// TODO: This is most likely incorrect?
 	const maxHeights = isResizing
 		? Array(GRID_WIDTH)
 				.fill(null)
@@ -48,12 +49,15 @@ export const useResize = ({ cellWidth, box, boxes }: Props) => {
 		: []
 
 	const actualHeight = isResizing
-		? Math.min(
-				...Array(box.w)
-					.fill(null)
-					.map((_, x) => maxHeights[box.x + x])
-					.filter((x) => x > 0),
-				Math.round(state.h / GRID_H_SNAP) * GRID_H_SNAP
+		? Math.max(
+				GRID_H_SNAP * 5,
+				Math.min(
+					...Array(box.w)
+						.fill(null)
+						.map((_, x) => maxHeights[box.x + x])
+						.filter((x) => x > 0),
+					Math.round(state.h / GRID_H_SNAP) * GRID_H_SNAP
+				)
 		  )
 		: 0
 
@@ -70,7 +74,10 @@ export const useResize = ({ cellWidth, box, boxes }: Props) => {
 				.reduce((acc, item) => (item < acc ? item : acc), GRID_WIDTH)
 		: 0
 
-	const actualWidth = Math.min(maxWidth, Math.round(state.w / cellWidth))
+	const actualWidth = Math.max(
+		1,
+		Math.min(maxWidth, Math.round(state.w / cellWidth))
+	)
 
 	useWindowEvent('mousemove', (e) => {
 		if (isResizing) {

client/src/pages/dashboard/utils/normalizeBoxes.tsx

@@ -31,7 +31,7 @@ export function normalizeBoxes(boxes: BoxDefinition[]) {
 					sorted = false
 					break
 				} else {
-					const newY = above[0].h + above[0].y
+					const newY = Math.max(...above.map((a) => a.h + a.y))
 
 					if (box.y !== newY) {
 						box.y = newY

client/src/utils/hooks/useElementOffsets.ts

@@ -0,0 +1,23 @@
+import { useEffect, useState } from 'preact/hooks'
+import { useWindowEvent } from './useWindowEvent'
+
+const getOffsets = (e: HTMLElement) => ({
+	width: e.offsetWidth,
+	height: e.offsetHeight,
+	left: e.offsetLeft,
+	top: e.offsetTop,
+})
+
+export const useElementOffsets = (e: HTMLElement | undefined | null) => {
+	const [offsets, setOffsets] = useState(() => (e ? getOffsets(e) : undefined))
+
+	useEffect(() => {
+		e && setOffsets(getOffsets(e))
+	}, [e])
+
+	useWindowEvent('resize', () => {
+		e && setOffsets(getOffsets(e))
+	})
+
+	return offsets
+}

client/src/utils/parseDashboard.ts

@@ -25,6 +25,8 @@ export type DashboardGraphData = {
 export type DashboardDialData = {
 	type: 'dial'
 	unit?: string
+	decimals?: string
+	multiplier?: string
 }
 
 export const parseDashboard = (input: string) => {