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367
backup/fina-1/app/static/js/reports.js
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367
backup/fina-1/app/static/js/reports.js
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// Reports page JavaScript
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let currentPeriod = 30;
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let categoryFilter = '';
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let trendChart = null;
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let categoryChart = null;
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let monthlyChart = null;
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// Load reports data
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async function loadReportsData() {
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try {
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const params = new URLSearchParams({
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period: currentPeriod,
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...(categoryFilter && { category_id: categoryFilter })
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});
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const data = await apiCall(`/api/reports-stats?${params}`);
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displayReportsData(data);
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} catch (error) {
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console.error('Failed to load reports data:', error);
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showToast('Failed to load reports', 'error');
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}
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}
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// Display reports data
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function displayReportsData(data) {
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// Update KPI cards
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document.getElementById('total-spent').textContent = formatCurrency(data.total_spent, data.currency);
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// Spending change indicator
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const spentChange = document.getElementById('spent-change');
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const changeValue = data.percent_change;
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const isIncrease = changeValue > 0;
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spentChange.className = `flex items-center font-medium px-1.5 py-0.5 rounded ${
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isIncrease
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? 'text-red-500 dark:text-red-400 bg-red-500/10'
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: 'text-green-500 dark:text-green-400 bg-green-500/10'
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}`;
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spentChange.innerHTML = `
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<span class="material-symbols-outlined text-[14px] mr-0.5">${isIncrease ? 'trending_up' : 'trending_down'}</span>
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${Math.abs(changeValue).toFixed(1)}%
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`;
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// Top category
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document.getElementById('top-category').textContent = data.top_category.name;
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document.getElementById('top-category-amount').textContent = formatCurrency(data.top_category.amount, data.currency);
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// Average daily
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document.getElementById('avg-daily').textContent = formatCurrency(data.avg_daily, data.currency);
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// Average change indicator
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const avgChange = document.getElementById('avg-change');
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const avgChangeValue = data.avg_daily_change;
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const isAvgIncrease = avgChangeValue > 0;
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avgChange.className = `flex items-center font-medium px-1.5 py-0.5 rounded ${
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isAvgIncrease
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? 'text-red-500 dark:text-red-400 bg-red-500/10'
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: 'text-green-500 dark:text-green-400 bg-green-500/10'
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}`;
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avgChange.innerHTML = `
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<span class="material-symbols-outlined text-[14px] mr-0.5">${isAvgIncrease ? 'trending_up' : 'trending_down'}</span>
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${Math.abs(avgChangeValue).toFixed(1)}%
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`;
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// Savings rate
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document.getElementById('savings-rate').textContent = `${data.savings_rate}%`;
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// Update charts
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updateTrendChart(data.daily_trend);
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updateCategoryChart(data.category_breakdown);
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updateMonthlyChart(data.monthly_comparison);
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}
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// Update trend chart
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function updateTrendChart(dailyData) {
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const ctx = document.getElementById('trend-chart');
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if (!ctx) return;
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// Get theme
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const isDark = document.documentElement.classList.contains('dark');
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const textColor = isDark ? '#94a3b8' : '#64748b';
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const gridColor = isDark ? '#334155' : '#e2e8f0';
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if (trendChart) {
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trendChart.destroy();
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}
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trendChart = new Chart(ctx, {
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type: 'line',
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data: {
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labels: dailyData.map(d => d.date),
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datasets: [{
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label: 'Daily Spending',
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data: dailyData.map(d => d.amount),
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borderColor: '#3b82f6',
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backgroundColor: 'rgba(59, 130, 246, 0.1)',
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fill: true,
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tension: 0.4,
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pointRadius: 4,
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pointBackgroundColor: isDark ? '#1e293b' : '#ffffff',
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pointBorderColor: '#3b82f6',
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pointBorderWidth: 2,
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pointHoverRadius: 6
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}]
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},
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options: {
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responsive: true,
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maintainAspectRatio: false,
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plugins: {
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legend: {
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display: false
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},
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tooltip: {
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backgroundColor: isDark ? '#1e293b' : '#ffffff',
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titleColor: isDark ? '#f8fafc' : '#0f172a',
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bodyColor: isDark ? '#94a3b8' : '#64748b',
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borderColor: isDark ? '#334155' : '#e2e8f0',
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borderWidth: 1,
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padding: 12,
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displayColors: false,
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callbacks: {
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label: function(context) {
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return formatCurrency(context.parsed.y, 'USD');
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}
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}
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}
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},
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scales: {
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x: {
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grid: {
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color: gridColor,
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drawBorder: false
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},
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ticks: {
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color: textColor,
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maxRotation: 45,
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minRotation: 0
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}
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},
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y: {
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grid: {
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color: gridColor,
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drawBorder: false
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},
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ticks: {
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color: textColor,
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callback: function(value) {
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return '$' + value.toFixed(0);
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}
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}
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}
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}
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}
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});
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}
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// Update category pie chart
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function updateCategoryChart(categories) {
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const ctx = document.getElementById('category-pie-chart');
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if (!ctx) return;
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const isDark = document.documentElement.classList.contains('dark');
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if (categoryChart) {
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categoryChart.destroy();
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}
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if (categories.length === 0) {
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categoryChart = null;
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document.getElementById('category-legend').innerHTML = '<p class="col-span-2 text-center text-text-muted dark:text-[#92adc9]">No data available</p>';
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return;
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}
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categoryChart = new Chart(ctx, {
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type: 'doughnut',
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data: {
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labels: categories.map(c => c.name),
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datasets: [{
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data: categories.map(c => c.amount),
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backgroundColor: categories.map(c => c.color),
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borderWidth: 2,
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borderColor: isDark ? '#1a2632' : '#ffffff'
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}]
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},
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options: {
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responsive: true,
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maintainAspectRatio: true,
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plugins: {
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legend: {
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display: false
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},
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tooltip: {
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backgroundColor: isDark ? '#1e293b' : '#ffffff',
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titleColor: isDark ? '#f8fafc' : '#0f172a',
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bodyColor: isDark ? '#94a3b8' : '#64748b',
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borderColor: isDark ? '#334155' : '#e2e8f0',
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borderWidth: 1,
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padding: 12,
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callbacks: {
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label: function(context) {
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const label = context.label || '';
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const value = formatCurrency(context.parsed, 'USD');
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const percentage = categories[context.dataIndex].percentage;
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return `${label}: ${value} (${percentage}%)`;
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}
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}
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}
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}
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}
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});
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// Update legend
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const legendHTML = categories.slice(0, 6).map(cat => `
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<div class="flex items-center gap-2">
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<span class="size-3 rounded-full" style="background-color: ${cat.color}"></span>
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<span class="text-text-muted dark:text-[#92adc9] flex-1 truncate">${cat.name}</span>
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<span class="font-semibold text-text-main dark:text-white">${cat.percentage}%</span>
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</div>
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`).join('');
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document.getElementById('category-legend').innerHTML = legendHTML;
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}
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// Update monthly chart
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function updateMonthlyChart(monthlyData) {
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const ctx = document.getElementById('monthly-chart');
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if (!ctx) return;
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const isDark = document.documentElement.classList.contains('dark');
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const textColor = isDark ? '#94a3b8' : '#64748b';
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const gridColor = isDark ? '#334155' : '#e2e8f0';
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if (monthlyChart) {
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monthlyChart.destroy();
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}
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monthlyChart = new Chart(ctx, {
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type: 'bar',
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data: {
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labels: monthlyData.map(d => d.month),
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datasets: [{
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label: 'Monthly Spending',
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data: monthlyData.map(d => d.amount),
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backgroundColor: '#3b82f6',
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borderRadius: 6,
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hoverBackgroundColor: '#2563eb'
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}]
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},
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options: {
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responsive: true,
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maintainAspectRatio: false,
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plugins: {
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legend: {
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display: false
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},
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tooltip: {
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backgroundColor: isDark ? '#1e293b' : '#ffffff',
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titleColor: isDark ? '#f8fafc' : '#0f172a',
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bodyColor: isDark ? '#94a3b8' : '#64748b',
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borderColor: isDark ? '#334155' : '#e2e8f0',
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borderWidth: 1,
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padding: 12,
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displayColors: false,
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callbacks: {
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label: function(context) {
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return formatCurrency(context.parsed.y, 'USD');
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}
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}
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}
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},
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scales: {
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x: {
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grid: {
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display: false
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},
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ticks: {
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color: textColor
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}
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},
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y: {
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grid: {
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color: gridColor,
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drawBorder: false
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},
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ticks: {
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color: textColor,
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callback: function(value) {
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return '$' + value.toFixed(0);
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}
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}
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}
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}
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}
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});
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}
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// Load categories for filter
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async function loadCategoriesFilter() {
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try {
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const data = await apiCall('/api/expenses/categories');
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const select = document.getElementById('category-filter');
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const categoriesHTML = data.categories.map(cat =>
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`<option value="${cat.id}">${cat.name}</option>`
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).join('');
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select.innerHTML = '<option value="">All Categories</option>' + categoriesHTML;
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} catch (error) {
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console.error('Failed to load categories:', error);
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}
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}
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// Period button handlers
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document.querySelectorAll('.period-btn').forEach(btn => {
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btn.addEventListener('click', () => {
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// Remove active class from all buttons
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document.querySelectorAll('.period-btn').forEach(b => {
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b.classList.remove('active', 'text-white', 'dark:text-white', 'bg-white/10', 'shadow-sm');
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b.classList.add('text-text-muted', 'dark:text-[#92adc9]', 'hover:text-text-main', 'dark:hover:text-white', 'hover:bg-white/5');
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});
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// Add active class to clicked button
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btn.classList.add('active', 'text-white', 'dark:text-white', 'bg-white/10', 'shadow-sm');
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btn.classList.remove('text-text-muted', 'dark:text-[#92adc9]', 'hover:text-text-main', 'dark:hover:text-white', 'hover:bg-white/5');
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currentPeriod = btn.dataset.period;
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loadReportsData();
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});
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});
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// Category filter handler
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document.getElementById('category-filter').addEventListener('change', (e) => {
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categoryFilter = e.target.value;
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});
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// Generate report button
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document.getElementById('generate-report-btn').addEventListener('click', () => {
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loadReportsData();
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});
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// Export report button
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document.getElementById('export-report-btn').addEventListener('click', () => {
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window.location.href = '/api/expenses/export/csv';
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});
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// Handle theme changes - reload charts with new theme colors
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function handleThemeChange() {
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if (trendChart || categoryChart || monthlyChart) {
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loadReportsData();
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}
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}
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// Listen for theme toggle events
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window.addEventListener('theme-changed', handleThemeChange);
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// Listen for storage changes (for multi-tab sync)
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window.addEventListener('storage', (e) => {
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if (e.key === 'theme') {
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handleThemeChange();
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}
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});
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// Initialize on page load
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document.addEventListener('DOMContentLoaded', () => {
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loadReportsData();
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loadCategoriesFilter();
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});
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