rename /src to /internal (sorry i'll fix the prs)

internal/site/src/components/charts/hooks.ts

@@ -0,0 +1,107 @@
+import { useMemo, useState } from "react"
+import { ChartConfig } from "@/components/ui/chart"
+import { ChartData } from "@/types"
+
+/** Chart configurations for CPU, memory, and network usage charts */
+export interface ContainerChartConfigs {
+	cpu: ChartConfig
+	memory: ChartConfig
+	network: ChartConfig
+}
+
+/**
+ * Generates chart configurations for container metrics visualization
+ * @param containerData - Array of container statistics data points
+ * @returns Chart configurations for CPU, memory, and network metrics
+ */
+export function useContainerChartConfigs(containerData: ChartData["containerData"]): ContainerChartConfigs {
+	return useMemo(() => {
+		const configs = {
+			cpu: {} as ChartConfig,
+			memory: {} as ChartConfig,
+			network: {} as ChartConfig,
+		}
+
+		// Aggregate usage metrics for each container
+		const totalUsage = {
+			cpu: new Map<string, number>(),
+			memory: new Map<string, number>(),
+			network: new Map<string, number>(),
+		}
+
+		// Process each data point to calculate totals
+		for (let i = 0; i < containerData.length; i++) {
+			const stats = containerData[i]
+			const containerNames = Object.keys(stats)
+
+			for (let j = 0; j < containerNames.length; j++) {
+				const containerName = containerNames[j]
+				// Skip metadata field
+				if (containerName === "created") {
+					continue
+				}
+
+				const containerStats = stats[containerName]
+				if (!containerStats) {
+					continue
+				}
+
+				// Accumulate metrics for CPU, memory, and network
+				const currentCpu = totalUsage.cpu.get(containerName) ?? 0
+				const currentMemory = totalUsage.memory.get(containerName) ?? 0
+				const currentNetwork = totalUsage.network.get(containerName) ?? 0
+
+				totalUsage.cpu.set(containerName, currentCpu + (containerStats.c ?? 0))
+				totalUsage.memory.set(containerName, currentMemory + (containerStats.m ?? 0))
+				totalUsage.network.set(containerName, currentNetwork + (containerStats.nr ?? 0) + (containerStats.ns ?? 0))
+			}
+		}
+
+		// Generate chart configurations for each metric type
+		Object.entries(totalUsage).forEach(([chartType, usageMap]) => {
+			const sortedContainers = Array.from(usageMap.entries()).sort(([, a], [, b]) => b - a)
+			const chartConfig = {} as Record<string, { label: string; color: string }>
+			const count = sortedContainers.length
+
+			// Generate colors for each container
+			for (let i = 0; i < count; i++) {
+				const [containerName] = sortedContainers[i]
+				const hue = ((i * 360) / count) % 360
+				chartConfig[containerName] = {
+					label: containerName,
+					color: `hsl(${hue}, 60%, 55%)`,
+				}
+			}
+
+			configs[chartType as keyof typeof configs] = chartConfig
+		})
+
+		return configs
+	}, [containerData])
+}
+
+/** Sets the correct width of the y axis in recharts based on the longest label */
+export function useYAxisWidth() {
+	const [yAxisWidth, setYAxisWidth] = useState(0)
+	let maxChars = 0
+	let timeout: ReturnType<typeof setTimeout>
+	function updateYAxisWidth(str: string) {
+		if (str.length > maxChars) {
+			maxChars = str.length
+			const div = document.createElement("div")
+			div.className = "text-xs tabular-nums tracking-tighter table sr-only"
+			div.innerHTML = str
+			clearTimeout(timeout)
+			timeout = setTimeout(() => {
+				document.body.appendChild(div)
+				const width = div.offsetWidth + 24
+				if (width > yAxisWidth) {
+					setYAxisWidth(div.offsetWidth + 24)
+				}
+				document.body.removeChild(div)
+			})
+		}
+		return str
+	}
+	return { yAxisWidth, updateYAxisWidth }
+}