Files
panel/src/app/dashboard/page.js

371 lines
13 KiB
JavaScript

"use client";
import { useState, useEffect } from "react";
import { LineChart, Line, XAxis, YAxis, CartesianGrid, Tooltip, Legend, ResponsiveContainer, BarChart, Bar, ComposedChart, PieChart, Pie, Cell } from 'recharts';
import { useTranslation } from "@/lib/i18n";
import PageContainer from "@/components/ui/PageContainer";
export default function TeamLeadsDashboard() {
const { t } = useTranslation();
const [chartData, setChartData] = useState([]);
const [summaryData, setSummaryData] = useState(null);
const [loading, setLoading] = useState(true);
const [error, setError] = useState(null);
const [selectedYear, setSelectedYear] = useState(null);
useEffect(() => {
fetchDashboardData();
}, [selectedYear]);
const fetchDashboardData = async () => {
try {
const params = new URLSearchParams();
if (selectedYear) {
params.append('year', selectedYear.toString());
}
const url = `/api/dashboard${params.toString() ? '?' + params.toString() : ''}`;
const response = await fetch(url);
if (!response.ok) {
throw new Error('Failed to fetch dashboard data');
}
const data = await response.json();
setChartData(data.chartData || []);
setSummaryData(data.summary || null);
} catch (err) {
setError(err.message);
} finally {
setLoading(false);
}
};
const currentYear = new Date().getFullYear();
const availableYears = [];
for (let year = currentYear; year >= 2023; year--) {
availableYears.push(year);
}
const handleYearChange = (year) => {
setSelectedYear(year === 'all' ? null : parseInt(year));
};
const formatCurrency = (value) => {
return new Intl.NumberFormat('pl-PL', {
style: 'currency',
currency: 'PLN',
minimumFractionDigits: 0,
maximumFractionDigits: 0
}).format(value);
};
const CustomTooltip = ({ active, payload, label }) => {
if (active && payload && payload.length) {
// Find the monthly and cumulative values
const monthlyData = payload.find(p => p.dataKey === 'value');
const cumulativeData = payload.find(p => p.dataKey === 'cumulative');
return (
<div className="bg-white dark:bg-gray-800 p-3 border border-gray-200 dark:border-gray-700 rounded-lg shadow-lg">
<p className="font-medium text-gray-900 dark:text-white">{`${t('teamDashboard.monthLabel')} ${label}`}</p>
<p className="text-blue-600 dark:text-blue-400 font-semibold">
{`${t('teamDashboard.monthlyValue')} ${monthlyData ? formatCurrency(monthlyData.value) : t('teamDashboard.na')}`}
</p>
<p className="text-green-600 dark:text-green-400 text-sm">
{`${t('teamDashboard.cumulative')} ${cumulativeData ? formatCurrency(cumulativeData.value) : t('teamDashboard.na')}`}
</p>
</div>
);
}
return null;
};
return (
<PageContainer>
<div className="flex items-center justify-between mb-8">
<h1 className="text-3xl font-bold text-gray-900 dark:text-white">
{t('teamDashboard.title')}
</h1>
{/* Year Filter */}
<div className="flex items-center space-x-2">
<label htmlFor="year-select" className="text-sm font-medium text-gray-700 dark:text-gray-300">
{t('teamDashboard.yearLabel')}
</label>
<select
id="year-select"
value={selectedYear || 'all'}
onChange={(e) => handleYearChange(e.target.value)}
className="px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500 bg-white dark:bg-gray-700 text-gray-900 dark:text-white"
>
<option value="all">{t('teamDashboard.allYears')}</option>
{availableYears.map(year => (
<option key={year} value={year}>{year}</option>
))}
</select>
</div>
</div>
<div className="bg-white dark:bg-gray-800 rounded-lg shadow p-6">
<h2 className="text-xl font-semibold text-gray-900 dark:text-white mb-6">
{t('teamDashboard.projectCompletionTitle')}
</h2>
{loading ? (
<div className="flex items-center justify-center h-64">
<div className="text-gray-500 dark:text-gray-400">{t('teamDashboard.loadingChart')}</div>
</div>
) : error ? (
<div className="flex items-center justify-center h-64">
<div className="text-red-500 dark:text-red-400">{t('teamDashboard.errorPrefix')} {error}</div>
</div>
) : chartData.length === 0 ? (
<div className="flex items-center justify-center h-64">
<div className="text-gray-500 dark:text-gray-400">{t('teamDashboard.noData')}</div>
</div>
) : (
<div className="h-96">
<ResponsiveContainer width="100%" height="100%">
<ComposedChart
data={chartData}
margin={{
top: 20,
right: 30,
left: 20,
bottom: 5,
}}
>
<CartesianGrid strokeDasharray="3 3" className="opacity-30" />
<XAxis
dataKey="month"
className="text-gray-600 dark:text-gray-400"
fontSize={12}
/>
<YAxis
className="text-gray-600 dark:text-gray-400"
fontSize={12}
tickFormatter={(value) => `${(value / 1000).toFixed(0)}k`}
/>
<Tooltip content={<CustomTooltip />} />
<Legend />
<Bar
dataKey="value"
fill="#3b82f6"
name={t('teamDashboard.monthlyValue').replace(':', '')}
radius={[4, 4, 0, 0]}
/>
<Line
type="monotone"
dataKey="cumulative"
stroke="#10b981"
strokeWidth={3}
name={t('teamDashboard.cumulative').replace(':', '')}
dot={{ fill: '#10b981', strokeWidth: 2, r: 4 }}
activeDot={{ r: 6, stroke: '#10b981', strokeWidth: 2 }}
/>
</ComposedChart>
</ResponsiveContainer>
</div>
)}
<div className="mt-8 grid grid-cols-1 lg:grid-cols-3 gap-8">
{/* Main Total Chart */}
<div className="lg:col-span-1">
<h2 className="text-xl font-semibold text-gray-900 dark:text-white mb-6">
{t('teamDashboard.totalPortfolio')}
</h2>
{summaryData?.total ? (
<div className="h-64">
<ResponsiveContainer width="100%" height="100%">
<PieChart>
<Pie
data={[
{
name: t('teamDashboard.realised'),
value: summaryData.total.realisedValue,
color: '#10b981'
},
{
name: t('teamDashboard.unrealised'),
value: summaryData.total.unrealisedValue,
color: '#8b5cf6'
}
]}
cx="50%"
cy="50%"
outerRadius={80}
dataKey="value"
label={({ name, percent }) => `${name}: ${(percent * 100).toFixed(0)}%`}
>
<Cell fill="#10b981" />
<Cell fill="#8b5cf6" />
</Pie>
<Tooltip formatter={(value) => formatCurrency(value)} />
<Legend />
</PieChart>
</ResponsiveContainer>
</div>
) : (
<div className="flex items-center justify-center h-64">
<div className="text-gray-500 dark:text-gray-400">{t('teamDashboard.noSummaryData')}</div>
</div>
)}
{summaryData?.total && (
<div className="mt-4 grid grid-cols-1 gap-3">
<div className="bg-green-50 dark:bg-green-900/20 p-3 rounded-lg">
<div className="text-sm text-green-600 dark:text-green-400 font-medium">{t('teamDashboard.realisedValue')}</div>
<div className="text-xl font-bold text-green-700 dark:text-green-300">
{formatCurrency(summaryData.total.realisedValue)}
</div>
</div>
<div className="bg-purple-50 dark:bg-purple-900/20 p-3 rounded-lg">
<div className="text-sm text-purple-600 dark:text-purple-400 font-medium">{t('teamDashboard.unrealisedValue')}</div>
<div className="text-xl font-bold text-purple-700 dark:text-purple-300">
{formatCurrency(summaryData.total.unrealisedValue)}
</div>
</div>
</div>
)}
</div>
{/* Project Type Charts */}
<div className="lg:col-span-2">
<h2 className="text-xl font-semibold text-gray-900 dark:text-white mb-6">
{t('teamDashboard.byProjectType')}
</h2>
<div className="grid grid-cols-1 md:grid-cols-3 gap-6">
{summaryData?.byType && Object.entries(summaryData.byType).map(([type, data]) => (
<div key={type} className="bg-white dark:bg-gray-800 p-6 rounded-lg border border-gray-200 dark:border-gray-700">
<h3 className="text-lg font-medium text-gray-900 dark:text-white mb-4 capitalize text-center">
{t(`projectType.${type}`)}
</h3>
{/* Mini pie chart */}
<div className="h-32 mb-4">
<ResponsiveContainer width="100%" height="100%">
<PieChart>
<Pie
data={[
{ name: t('teamDashboard.realised'), value: data.realisedValue, color: '#10b981' },
{ name: t('teamDashboard.unrealised'), value: data.unrealisedValue, color: '#8b5cf6' }
]}
cx="50%"
cy="50%"
outerRadius={45}
dataKey="value"
label={({ percent }) => percent > 0.1 ? `${(percent * 100).toFixed(0)}%` : ''}
>
<Cell fill="#10b981" />
<Cell fill="#8b5cf6" />
</Pie>
<Tooltip formatter={(value) => formatCurrency(value)} />
</PieChart>
</ResponsiveContainer>
</div>
<div className="space-y-3">
<div className="flex justify-between items-center">
<span className="text-sm text-green-600 dark:text-green-400">{t('teamDashboard.realised')}</span>
<span className="text-sm font-semibold text-green-700 dark:text-green-300">
{formatCurrency(data.realisedValue)}
</span>
</div>
<div className="flex justify-between items-center">
<span className="text-sm text-purple-600 dark:text-purple-400">{t('teamDashboard.unrealised')}</span>
<span className="text-sm font-semibold text-purple-700 dark:text-purple-300">
{formatCurrency(data.unrealisedValue)}
</span>
</div>
</div>
</div>
))}
</div>
</div>
</div>
{/* By Contract Section */}
{summaryData?.byContract && Object.keys(summaryData.byContract).length > 0 && (
<div className="mt-8">
<h2 className="text-xl font-semibold text-gray-900 dark:text-white mb-6">
{t('teamDashboard.byContract')}
</h2>
<div className="h-96">
<ResponsiveContainer width="100%" height="100%">
<BarChart
data={Object.entries(summaryData.byContract).map(([contractNumber, data]) => ({
name: contractNumber,
fullName: data.contract_name,
realised: data.realisedValue,
unrealised: data.unrealisedValue,
total: data.totalValue
}))}
margin={{
top: 20,
right: 30,
left: 20,
bottom: 100,
}}
>
<CartesianGrid strokeDasharray="3 3" className="opacity-30" />
<XAxis
dataKey="name"
angle={-45}
textAnchor="end"
height={100}
className="text-gray-600 dark:text-gray-400"
fontSize={11}
/>
<YAxis
className="text-gray-600 dark:text-gray-400"
fontSize={12}
tickFormatter={(value) => `${(value / 1000).toFixed(0)}k`}
/>
<Tooltip
content={({ active, payload }) => {
if (active && payload && payload.length) {
return (
<div className="bg-white dark:bg-gray-800 p-3 border border-gray-200 dark:border-gray-700 rounded-lg shadow-lg">
<p className="font-medium text-gray-900 dark:text-white mb-2">{payload[0].payload.fullName}</p>
<p className="text-sm text-gray-600 dark:text-gray-400 mb-2">{payload[0].payload.name}</p>
<p className="text-green-600 dark:text-green-400 text-sm">
{`${t('teamDashboard.realised')}: ${formatCurrency(payload[0].payload.realised)}`}
</p>
<p className="text-purple-600 dark:text-purple-400 text-sm">
{`${t('teamDashboard.unrealised')}: ${formatCurrency(payload[0].payload.unrealised)}`}
</p>
<p className="text-blue-600 dark:text-blue-400 text-sm font-semibold mt-1">
{`${t('teamDashboard.total')}: ${formatCurrency(payload[0].payload.total)}`}
</p>
</div>
);
}
return null;
}}
/>
<Legend />
<Bar
dataKey="realised"
stackId="a"
fill="#10b981"
name={t('teamDashboard.realised')}
radius={[0, 0, 0, 0]}
/>
<Bar
dataKey="unrealised"
stackId="a"
fill="#8b5cf6"
name={t('teamDashboard.unrealised')}
radius={[4, 4, 0, 0]}
/>
</BarChart>
</ResponsiveContainer>
</div>
</div>
)}
</div>
</PageContainer>
);
}