Adds display unit preference (#938)

* Adds temperature unit preference

* add unit preferences for networking

* adds options for MB/s and bps.

* supports disk throughput unit preferences

beszel/internal/users/users.go

@@ -17,6 +17,9 @@ type UserSettings struct {
 	ChartTime            string   `json:"chartTime"`
 	NotificationEmails   []string `json:"emails"`
 	NotificationWebhooks []string `json:"webhooks"`
+	TemperatureUnit      string   `json:"temperatureUnit"` // "celsius" or "fahrenheit"
+	NetworkUnit          string   `json:"networkUnit"`     // "mbps" (MB/s) or "bps"
+	DiskUnit             string   `json:"diskUnit"`        // "mbps" (MB/s) or "bps"
 	// Language             string   `json:"lang"`
 }
 
@@ -43,6 +46,9 @@ func (um *UserManager) InitializeUserSettings(e *core.RecordEvent) error {
 		ChartTime:            "1h",
 		NotificationEmails:   []string{},
 		NotificationWebhooks: []string{},
+		TemperatureUnit:      "celsius",
+		NetworkUnit:          "mbps",
+		DiskUnit:             "mbps",
 	}
 	record.UnmarshalJSONField("settings", &settings)
 	if len(settings.NotificationEmails) == 0 {

beszel/site/src/components/charts/area-chart.tsx

@@ -9,11 +9,15 @@ import {
 	toFixedWithoutTrailingZeros,
 	decimalString,
 	chartMargin,
+	convertNetworkSpeed,
+	convertDiskSpeed,
 } from "@/lib/utils"
 // import Spinner from '../spinner'
 import { ChartData } from "@/types"
 import { memo, useMemo } from "react"
 import { useLingui } from "@lingui/react/macro"
+import { useStore } from "@nanostores/react"
+import { $userSettings } from "@/lib/stores"
 
 /** [label, key, color, opacity] */
 type DataKeys = [string, string, number, number]
@@ -47,11 +51,26 @@ export default memo(function AreaChartDefault({
 }) {
 	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
 	const { i18n } = useLingui()
+	const userSettings = useStore($userSettings)
 
 	const { chartTime } = chartData
 
 	const showMax = chartTime !== "1h" && maxToggled
 
+	// Determine if this is a network chart or disk chart and adjust unit accordingly
+	const isNetworkChart = chartName === "bw"
+	const isDiskChart = chartName === "dio" || chartName.startsWith("efs")
+	const displayUnit = useMemo(() => {
+		if (isNetworkChart) {
+			const { symbol } = convertNetworkSpeed(1, userSettings.networkUnit)
+			return symbol
+		} else if (isDiskChart) {
+			const { symbol } = convertDiskSpeed(1, userSettings.diskUnit)
+			return symbol
+		}
+		return unit
+	}, [isNetworkChart, isDiskChart, userSettings.networkUnit, userSettings.diskUnit, unit])
+
 	const dataKeys: DataKeys[] = useMemo(() => {
 		// [label, key, color, opacity]
 		if (chartName === "CPU Usage") {
@@ -102,8 +121,14 @@ export default memo(function AreaChartDefault({
 							let val: string
 							if (tickFormatter) {
 								val = tickFormatter(value)
+							} else if (isNetworkChart) {
+								const { value: convertedValue, symbol } = convertNetworkSpeed(value, userSettings.networkUnit)
+								val = toFixedWithoutTrailingZeros(convertedValue, 2) + symbol
+							} else if (isDiskChart) {
+								const { value: convertedValue, symbol } = convertDiskSpeed(value, userSettings.diskUnit)
+								val = toFixedWithoutTrailingZeros(convertedValue, 2) + symbol
 							} else {
-								val = toFixedWithoutTrailingZeros(value, 2) + unit
+								val = toFixedWithoutTrailingZeros(value, 2) + displayUnit
 							}
 							return updateYAxisWidth(val)
 						}}
@@ -120,8 +145,14 @@ export default memo(function AreaChartDefault({
 								contentFormatter={({ value }) => {
 									if (contentFormatter) {
 										return contentFormatter(value)
+									} else if (isNetworkChart) {
+										const { display } = convertNetworkSpeed(value, userSettings.networkUnit)
+										return display
+									} else if (isDiskChart) {
+										const { display } = convertDiskSpeed(value, userSettings.diskUnit)
+										return display
 									}
-									return decimalString(value) + unit
+									return decimalString(value) + displayUnit
 								}}
 								// indicator="line"
 							/>

beszel/site/src/components/charts/container-chart.tsx

@@ -10,10 +10,11 @@ import {
 	toFixedFloat,
 	getSizeAndUnit,
 	toFixedWithoutTrailingZeros,
+	convertNetworkSpeed,
 } from "@/lib/utils"
 // import Spinner from '../spinner'
 import { useStore } from "@nanostores/react"
-import { $containerFilter } from "@/lib/stores"
+import { $containerFilter, $userSettings } from "@/lib/stores"
 import { ChartData } from "@/types"
 import { Separator } from "../ui/separator"
 import { ChartType } from "@/lib/enums"
@@ -30,6 +31,7 @@ export default memo(function ContainerChart({
 	unit?: string
 }) {
 	const filter = useStore($containerFilter)
+	const userSettings = useStore($userSettings)
 	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
 
 	const { containerData } = chartData
@@ -87,10 +89,15 @@ export default memo(function ContainerChart({
 				const val = toFixedWithoutTrailingZeros(value, 2) + unit
 				return updateYAxisWidth(val)
 			}
+		} else if (isNetChart) {
+			obj.tickFormatter = (value) => {
+				const { value: convertedValue, symbol } = convertNetworkSpeed(value, userSettings.networkUnit)
+				return updateYAxisWidth(`${toFixedFloat(convertedValue, 2)}${symbol}`)
+			}
 		} else {
 			obj.tickFormatter = (value) => {
 				const { v, u } = getSizeAndUnit(value, false)
-				return updateYAxisWidth(`${toFixedFloat(v, 2)}${u}${isNetChart ? "/s" : ""}`)
+				return updateYAxisWidth(`${toFixedFloat(v, 2)}${u}`)
 			}
 		}
 		// tooltip formatter
@@ -99,12 +106,14 @@ export default memo(function ContainerChart({
 				try {
 					const sent = item?.payload?.[key]?.ns ?? 0
 					const received = item?.payload?.[key]?.nr ?? 0
+					const { display: receivedDisplay } = convertNetworkSpeed(received, userSettings.networkUnit)
+					const { display: sentDisplay } = convertNetworkSpeed(sent, userSettings.networkUnit)
 					return (
 						<span className="flex">
-							{decimalString(received)} MB/s
+							{receivedDisplay}
 							<span className="opacity-70 ms-0.5"> rx </span>
 							<Separator orientation="vertical" className="h-3 mx-1.5 bg-primary/40" />
-							{decimalString(sent)} MB/s
+							{sentDisplay}
 							<span className="opacity-70 ms-0.5"> tx</span>
 						</span>
 					)

beszel/site/src/components/charts/temperature-chart.tsx

@@ -15,14 +15,16 @@ import {
 	toFixedWithoutTrailingZeros,
 	decimalString,
 	chartMargin,
+	convertTemperature,
 } from "@/lib/utils"
 import { ChartData } from "@/types"
 import { memo, useMemo } from "react"
-import { $temperatureFilter } from "@/lib/stores"
+import { $temperatureFilter, $userSettings } from "@/lib/stores"
 import { useStore } from "@nanostores/react"
 
 export default memo(function TemperatureChart({ chartData }: { chartData: ChartData }) {
 	const filter = useStore($temperatureFilter)
+	const userSettings = useStore($userSettings)
 	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
 
 	if (chartData.systemStats.length === 0) {
@@ -36,13 +38,17 @@ export default memo(function TemperatureChart({ chartData }: { chartData: ChartD
 			colors: Record<string, string>
 		}
 		const tempSums = {} as Record<string, number>
+		const unit = userSettings.temperatureUnit || "celsius"
+		
 		for (let data of chartData.systemStats) {
 			let newData = { created: data.created } as Record<string, number | string>
 			let keys = Object.keys(data.stats?.t ?? {})
 			for (let i = 0; i < keys.length; i++) {
 				let key = keys[i]
-				newData[key] = data.stats.t![key]
+				const celsiusTemp = data.stats.t![key]
-				tempSums[key] = (tempSums[key] ?? 0) + newData[key]
+				const { value } = convertTemperature(celsiusTemp, unit)
+				newData[key] = value
+				tempSums[key] = (tempSums[key] ?? 0) + value
 			}
 			newChartData.data.push(newData)
 		}
@@ -51,7 +57,7 @@ export default memo(function TemperatureChart({ chartData }: { chartData: ChartD
 			newChartData.colors[key] = `hsl(${((keys.indexOf(key) * 360) / keys.length) % 360}, 60%, 55%)`
 		}
 		return newChartData
-	}, [chartData])
+	}, [chartData, userSettings.temperatureUnit])
 
 	const colors = Object.keys(newChartData.colors)
 
@@ -74,7 +80,8 @@ export default memo(function TemperatureChart({ chartData }: { chartData: ChartD
 						width={yAxisWidth}
 						tickFormatter={(value) => {
 							const val = toFixedWithoutTrailingZeros(value, 2)
-							return updateYAxisWidth(val + " °C")
+							const { symbol } = convertTemperature(0, userSettings.temperatureUnit || "celsius")
+							return updateYAxisWidth(val + " " + symbol)
 						}}
 						tickLine={false}
 						axisLine={false}
@@ -88,7 +95,10 @@ export default memo(function TemperatureChart({ chartData }: { chartData: ChartD
 						content={
 							<ChartTooltipContent
 								labelFormatter={(_, data) => formatShortDate(data[0].payload.created)}
-								contentFormatter={(item) => decimalString(item.value) + " °C"}
+								contentFormatter={(item) => {
+									const { symbol } = convertTemperature(0, userSettings.temperatureUnit || "celsius")
+									return decimalString(item.value) + " " + symbol
+								}}
 								filter={filter}
 							/>
 						}

beszel/site/src/components/routes/settings/general.tsx

@@ -101,6 +101,63 @@ export default function SettingsProfilePage({ userSettings }: { userSettings: Us
 					</p>
 				</div>
 				<Separator />
+				<div className="space-y-2">
+					<div className="mb-4">
+						<h3 className="mb-1 text-lg font-medium">
+							<Trans>Unit preferences</Trans>
+						</h3>
+						<p className="text-sm text-muted-foreground leading-relaxed">
+							<Trans>Adjust Display units for metrics.</Trans>
+						</p>
+					</div>
+					<div className="space-y-4">
+						<div className="space-y-2">
+							<Label className="block" htmlFor="temperatureUnit">
+								<Trans>Temperature unit</Trans>
+							</Label>
+							<Select name="temperatureUnit" key={userSettings.temperatureUnit} defaultValue={userSettings.temperatureUnit || "celsius"}>
+								<SelectTrigger id="temperatureUnit">
+									<SelectValue />
+								</SelectTrigger>
+								<SelectContent>
+									<SelectItem value="celsius">Celsius (°C)</SelectItem>
+									<SelectItem value="fahrenheit">Fahrenheit (°F)</SelectItem>
+								</SelectContent>
+							</Select>
+						</div>
+
+						<div className="space-y-2">
+							<Label className="block" htmlFor="networkUnit">
+								<Trans>Network unit</Trans>
+							</Label>
+							<Select name="networkUnit" key={userSettings.networkUnit} defaultValue={userSettings.networkUnit || "mbps"}>
+								<SelectTrigger id="networkUnit">
+									<SelectValue />
+								</SelectTrigger>
+								<SelectContent>
+									<SelectItem value="mbps">MB/s (Megabytes per second)</SelectItem>
+									<SelectItem value="bps">bps (Bits per second)</SelectItem>
+								</SelectContent>
+							</Select>
+						</div>
+
+						<div className="space-y-2">
+							<Label className="block" htmlFor="diskUnit">
+								<Trans>Disk unit</Trans>
+							</Label>
+							<Select name="diskUnit" key={userSettings.diskUnit} defaultValue={userSettings.diskUnit || "mbps"}>
+								<SelectTrigger id="diskUnit">
+									<SelectValue />
+								</SelectTrigger>
+								<SelectContent>
+									<SelectItem value="mbps">MB/s (Megabytes per second)</SelectItem>
+									<SelectItem value="bps">bps (Bits per second)</SelectItem>
+								</SelectContent>
+							</Select>
+						</div>
+					</div>
+				</div>
+				<Separator />
 				<Button type="submit" className="flex items-center gap-1.5 disabled:opacity-100" disabled={isLoading}>
 					{isLoading ? <LoaderCircleIcon className="h-4 w-4 animate-spin" /> : <SaveIcon className="h-4 w-4" />}
 					<Trans>Save Settings</Trans>

beszel/site/src/components/systems-table/systems-table.tsx

@@ -63,9 +63,17 @@ import {
 	PenBoxIcon,
 } from "lucide-react"
 import { memo, useEffect, useMemo, useRef, useState } from "react"
-import { $systems, pb } from "@/lib/stores"
+import { $systems, $userSettings, pb } from "@/lib/stores"
 import { useStore } from "@nanostores/react"
-import { cn, copyToClipboard, decimalString, isReadOnlyUser, useLocalStorage } from "@/lib/utils"
+import {
+	cn,
+	copyToClipboard,
+	decimalString,
+	isReadOnlyUser,
+	useLocalStorage,
+	convertTemperature,
+	convertNetworkSpeed,
+} from "@/lib/utils"
 import AlertsButton from "../alerts/alert-button"
 import { $router, Link, navigate } from "../router"
 import { EthernetIcon, GpuIcon, HourglassIcon, ThermometerIcon } from "../ui/icons"
@@ -222,7 +230,9 @@ export default function SystemsTable() {
 				header: sortableHeader,
 				cell(info) {
 					const val = info.getValue() as number
-					return <span className="tabular-nums whitespace-nowrap">{decimalString(val, val >= 100 ? 1 : 2)} MB/s</span>
+					const userSettings = useStore($userSettings)
+					const { display } = convertNetworkSpeed(val, userSettings.networkUnit)
+					return <span className="tabular-nums whitespace-nowrap">{display}</span>
 				},
 			},
 			{
@@ -278,9 +288,11 @@ export default function SystemsTable() {
 					if (!val) {
 						return null
 					}
+					const userSettings = useStore($userSettings)
+					const { value, symbol } = convertTemperature(val, userSettings.temperatureUnit)
 					return (
 						<span className={cn("tabular-nums whitespace-nowrap", viewMode === "table" && "ps-0.5")}>
-							{decimalString(val)} °C
+							{decimalString(value, value >= 100 ? 1 : 2)} {symbol}
 						</span>
 					)
 				},

beszel/site/src/lib/stores.ts

@@ -28,6 +28,9 @@ export const $maxValues = atom(false)
 export const $userSettings = map<UserSettings>({
 	chartTime: "1h",
 	emails: [pb.authStore.record?.email || ""],
+	temperatureUnit: "celsius",
+	networkUnit: "mbps",
+	diskUnit: "mbps",
 })
 // update local storage on change
 $userSettings.subscribe((value) => {

beszel/site/src/lib/utils.ts

@@ -3,7 +3,7 @@ import { toast } from "@/components/ui/use-toast"
 import { type ClassValue, clsx } from "clsx"
 import { twMerge } from "tailwind-merge"
 import { $alerts, $copyContent, $systems, $userSettings, pb } from "./stores"
-import { AlertInfo, AlertRecord, ChartTimeData, ChartTimes, FingerprintRecord, SystemRecord } from "@/types"
+import { AlertInfo, AlertRecord, ChartTimeData, ChartTimes, FingerprintRecord, SystemRecord, TemperatureUnit, TemperatureConversion, SpeedUnit, SpeedConversion } from "@/types"
 import { RecordModel, RecordSubscription } from "pocketbase"
 import { WritableAtom } from "nanostores"
 import { timeDay, timeHour } from "d3-time"
@@ -266,6 +266,109 @@ export function useLocalStorage<T>(key: string, defaultValue: T) {
 	return [value, setValue]
 }
 
+/** Convert temperature from Celsius to the specified unit */
+export function convertTemperature(
+	celsius: number,
+	unit: TemperatureUnit = "celsius"
+): TemperatureConversion {
+	switch (unit) {
+		case "fahrenheit":
+			return { value: (celsius * 9) / 5 + 32, symbol: "°F" }
+		default:
+			return { value: celsius, symbol: "°C" }
+	}
+}
+
+/** Convert network speed from MB/s to the specified unit  */
+export function convertNetworkSpeed(
+	mbps: number,
+	unit: SpeedUnit = "mbps"
+): SpeedConversion {
+	switch (unit) {
+		case "bps": {
+			const bps = mbps * 8 * 1_000_000 // Convert MB/s to bits per second
+
+			// Format large numbers appropriately
+			if (bps >= 1_000_000_000) {
+				return {
+					value: bps / 1_000_000_000,
+					symbol: " Gbps",
+					display: `${decimalString(bps / 1_000_000_000, bps >= 10_000_000_000 ? 0 : 1)} Gbps`,
+				}
+			} else if (bps >= 1_000_000) {
+				return {
+					value: bps / 1_000_000,
+					symbol: " Mbps",
+					display: `${decimalString(bps / 1_000_000, bps >= 10_000_000 ? 0 : 1)} Mbps`,
+				}
+			} else if (bps >= 1_000) {
+				return {
+					value: bps / 1_000,
+					symbol: " Kbps",
+					display: `${decimalString(bps / 1_000, bps >= 10_000 ? 0 : 1)} Kbps`,
+				}
+			} else {
+				return {
+					value: bps,
+					symbol: " bps",
+					display: `${Math.round(bps)} bps`,
+				}
+			}
+		}
+		default:
+			return {
+				value: mbps,
+				symbol: " MB/s",
+				display: `${decimalString(mbps, mbps >= 100 ? 1 : 2)} MB/s`,
+			}
+	}
+}
+
+/** Convert disk speed from MB/s to the specified unit  */
+export function convertDiskSpeed(
+	mbps: number,
+	unit: SpeedUnit = "mbps"
+): SpeedConversion {
+	switch (unit) {
+		case "bps": {
+			const bps = mbps * 8 * 1_000_000 // Convert MB/s to bits per second
+
+			// Format large numbers appropriately
+			if (bps >= 1_000_000_000) {
+				return {
+					value: bps / 1_000_000_000,
+					symbol: " Gbps",
+					display: `${decimalString(bps / 1_000_000_000, bps >= 10_000_000_000 ? 0 : 1)} Gbps`,
+				}
+			} else if (bps >= 1_000_000) {
+				return {
+					value: bps / 1_000_000,
+					symbol: " Mbps",
+					display: `${decimalString(bps / 1_000_000, bps >= 10_000_000 ? 0 : 1)} Mbps`,
+				}
+			} else if (bps >= 1_000) {
+				return {
+					value: bps / 1_000,
+					symbol: " Kbps",
+					display: `${decimalString(bps / 1_000, bps >= 10_000 ? 0 : 1)} Kbps`,
+				}
+			} else {
+				return {
+					value: bps,
+					symbol: " bps",
+					display: `${Math.round(bps)} bps`,
+				}
+			}
+		}
+		default:
+			return {
+				value: mbps,
+				symbol: " MB/s",
+				display: `${decimalString(mbps, mbps >= 100 ? 1 : 2)} MB/s`,
+			}
+	}
+}
+
 export async function updateUserSettings() {
 	try {
 		const req = await pb.collection("user_settings").getFirstListItem("", { fields: "settings" })

beszel/site/src/types.d.ts

@@ -22,6 +22,22 @@ export interface FingerprintRecord extends RecordModel {
 	}
 }
 
+// Unit preference types
+export type TemperatureUnit = "celsius" | "fahrenheit"
+export type SpeedUnit = "mbps" | "bps"
+
+// Unit conversion result types
+export interface TemperatureConversion {
+	value: number
+	symbol: string
+}
+
+export interface SpeedConversion {
+	value: number
+	symbol: string
+	display: string
+}
+
 export interface SystemRecord extends RecordModel {
 	name: string
 	host: string
@@ -205,6 +221,9 @@ export type UserSettings = {
 	chartTime: ChartTimes
 	emails?: string[]
 	webhooks?: string[]
+	temperatureUnit?: TemperatureUnit
+	networkUnit?: SpeedUnit
+	diskUnit?: SpeedUnit
 }
 
 type ChartDataContainer = {