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42 changes: 34 additions & 8 deletions src/components/Reports/JobAnalytics/JobAnalyticsGraph.jsx
Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import React from "react";
import React, { useMemo } from "react";
import PropTypes from "prop-types";
import { Bar } from "react-chartjs-2";
import {
Expand All @@ -13,20 +13,46 @@ import {
import ChartDataLabels from "chartjs-plugin-datalabels";
import styles from "./JobAnalyticsPage.module.css";

ChartJS.register(CategoryScale, LinearScale, BarElement, Title, Tooltip, Legend);
ChartJS.register(
CategoryScale,
LinearScale,
BarElement,
Title,
Tooltip,
Legend,
ChartDataLabels
);

export default function JobAnalyticsGraph({ data, darkMode }) {
if (!Array.isArray(data) || data.length === 0) {
const normalizedData = useMemo(() => {
if (!Array.isArray(data)) return [];

return data
.map((d) => ({
role: d.role,
applications:
typeof d.applications === "number"
? d.applications
: typeof d.count === "number"
? d.count
: 0,
}))
.filter((d) => d.role && d.applications > 0);
}, [data]);

if (normalizedData.length === 0) {
return <p>No data available</p>;
}

const chartData = {
labels: data.map((d) => d.role),
labels: normalizedData.map((d) => d.role),
datasets: [
{
label: "Applications",
data: data.map((d) => d.applications ?? d.count ?? 0),
backgroundColor: darkMode ? "#3A506B" : "rgba(54, 162, 235, 0.7)",
data: normalizedData.map((d) => d.applications),
backgroundColor: darkMode
? "#3A506B"
: "rgba(54, 162, 235, 0.7)",
},
],
};
Expand Down Expand Up @@ -82,15 +108,15 @@ export default function JobAnalyticsGraph({ data, darkMode }) {

return (
<div className={styles.graphContainer}>
<Bar data={chartData} options={chartOptions} plugins={[ChartDataLabels]} />
<Bar data={chartData} options={chartOptions} />
</div>
);
}

JobAnalyticsGraph.propTypes = {
data: PropTypes.arrayOf(
PropTypes.shape({
role: PropTypes.string.isRequired,
role: PropTypes.string,
applications: PropTypes.number,
count: PropTypes.number,
})
Expand Down
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