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fix legend in charts

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Mateusz Gruszczyński
2025-07-31 23:08:30 +02:00
parent c92f45fb7f
commit 9bbf32f84e
1 changed files with 27 additions and 37 deletions
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64
static/js/user_expenses.js
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@@ -29,47 +29,37 @@ document.addEventListener("DOMContentLoaded", function () {
expensesChart.destroy();
}
if (categorySplit) {
expensesChart = new Chart(ctx, {
type: 'bar',
data: {
labels: data.labels,
datasets: data.datasets
},
options: {
responsive: true,
plugins: {
tooltip: {
mode: 'index',
intersect: false,
callbacks: {
label: function(context) {
const value = context.raw;
if (!value) return null;
return `${context.dataset.label}: ${value}`;
}
}
},
legend: {
position: 'top',
labels: {
filter: function(legendItem, chart) {
if (!chart.data || !Array.isArray(chart.data.datasets)) return false;
const dataset = chart.data.datasets[legendItem.datasetIndex];
if (!dataset || !Array.isArray(dataset.data)) return false;
return dataset.data.some(val => !!val);
}
if (categorySplit) {
expensesChart = new Chart(ctx, {
type: 'bar',
data: {
labels: data.labels,
datasets: data.datasets
},
options: {
responsive: true,
plugins: {
tooltip: {
mode: 'index',
intersect: false,
callbacks: {
label: function (context) {
const value = context.raw;
if (!value) return null;
return `${context.dataset.label}: ${value}`;
}
}
},
scales: {
x: { stacked: true },
y: { stacked: true, beginAtZero: true }
}
legend: { position: 'top' }
},
scales: {
x: { stacked: true },
y: { stacked: true, beginAtZero: true }
}
});
}
else {
}
});
}
else {
// Tryb zwykły
expensesChart = new Chart(ctx, {
type: 'bar',