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/** |
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* Simple Bar Chart Component |
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* Lightweight bar chart for displaying data |
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*/ |
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|
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import React from "react"; |
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import { __ } from "../../lib/i18n"; |
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|
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interface BarData { |
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label: string; |
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value: number; |
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color?: string; |
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} |
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|
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interface SimpleBarChartProps { |
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data: BarData[]; |
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title: string; |
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height?: number; |
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showValues?: boolean; |
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} |
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|
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/** |
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* Simple Bar Chart Component |
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*/ |
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export const SimpleBarChart: React.FC<SimpleBarChartProps> = ({ |
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data, |
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title, |
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height = 200, |
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showValues = true, |
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}) => { |
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if (!data || data.length === 0) { |
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return ( |
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<div className="flex items-center justify-center h-full text-gray-500 dark:text-gray-400"> |
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{__("No data available", "yatra")} |
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</div> |
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); |
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} |
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|
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const maxValue = Math.max(...data.map((d) => d.value), 1); |
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const chartHeight = height - 60; |
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const defaultColors = ["#3b82f6", "#10b981", "#f59e0b", "#ef4444", "#8b5cf6"]; |
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|
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return ( |
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<div className="w-full"> |
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{title && ( |
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<h3 className="text-sm font-medium text-gray-700 dark:text-gray-300 mb-4"> |
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{title} |
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</h3> |
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)} |
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<div |
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className="flex items-end justify-between gap-3" |
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style={{ height: `${chartHeight}px` }} |
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> |
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{data.map((item, index) => { |
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const ratio = item.value / maxValue; |
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// Height in pixels relative to chartHeight, with a strong minimum for non-zero values |
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const barPixelHeight = |
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item.value > 0 ? Math.max(ratio * chartHeight, 24) : 0; |
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const color = |
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item.color || defaultColors[index % defaultColors.length]; |
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|
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return ( |
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<div |
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key={index} |
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className="flex-1 flex flex-col items-center group min-w-0" |
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> |
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<div |
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className="relative w-full flex items-end justify-center mb-3" |
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style={{ height: "100%" }} |
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> |
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<div |
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className="w-3/4 max-w-[32px] rounded-t-md transition-all hover:opacity-90 relative group/bar" |
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style={{ |
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height: `${barPixelHeight}px`, |
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backgroundColor: color, |
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minHeight: item.value > 0 ? "24px" : "4px", |
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}} |
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title={`${item.label}: ${item.value}`} |
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> |
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{showValues && item.value > 0 && ( |
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<span className="absolute -top-7 left-1/2 transform -translate-x-1/2 text-xs font-medium text-gray-600 dark:text-gray-400 whitespace-nowrap opacity-0 group-hover/bar:opacity-100 transition-opacity"> |
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{item.value} |
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</span> |
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)} |
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</div> |
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</div> |
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<span className="text-xs font-medium text-gray-500 dark:text-gray-400 text-center truncate w-full px-1"> |
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{item.label} |
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</span> |
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</div> |
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); |
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})} |
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</div> |
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</div> |
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); |
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}; |
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|
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export default SimpleBarChart; |
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|
