refactor: FlagsChart and FlagsProjectChart components (#6087)

Co-authored-by: Fredrik Strand Oseberg <fredrik.no@gmail.com>

frontend/src/component/executiveDashboard/ExecutiveDashboard.tsx

@@ -33,6 +33,7 @@ const useDashboardGrid = () => {
             chartSpan: 1,
             userTrendsOrder: 3,
             flagStatsOrder: 2,
+            largeChartSpan: 1,
         };
     }
 
@@ -42,6 +43,7 @@ const useDashboardGrid = () => {
             chartSpan: 2,
             userTrendsOrder: 3,
             flagStatsOrder: 2,
+            largeChartSpan: 2,
         };
     }
 
@@ -50,6 +52,7 @@ const useDashboardGrid = () => {
         chartSpan: 1,
         userTrendsOrder: 2,
         flagStatsOrder: 3,
+        largeChartSpan: 2,
     };
 };
 
@@ -69,8 +72,13 @@ export const ExecutiveDashboard: VFC = () => {
         ).toFixed(1);
     }, [executiveDashboardData]);
 
-    const { gridTemplateColumns, chartSpan, userTrendsOrder, flagStatsOrder } =
-        useDashboardGrid();
+    const {
+        gridTemplateColumns,
+        chartSpan,
+        userTrendsOrder,
+        flagStatsOrder,
+        largeChartSpan,
+    } = useDashboardGrid();
 
     return (
         <>
@@ -107,11 +115,18 @@ export const ExecutiveDashboard: VFC = () => {
                         flagTrends={executiveDashboardData.flagTrends}
                     />
                 </Widget>
+                <Widget
+                    title='Number of flags per project'
+                    order={5}
+                    span={largeChartSpan}
+                >
+                    <FlagsProjectChart
+                        projectFlagTrends={
+                            executiveDashboardData.projectFlagTrends
+                        }
+                    />
+                </Widget>
             </StyledGrid>
-
-            <FlagsProjectChart
-                projectFlagTrends={executiveDashboardData.projectFlagTrends}
-            />
         </>
     );
 };

frontend/src/component/executiveDashboard/FlagsChart/FlagsChart.tsx

@@ -1,3 +1,37 @@
-import { lazy } from 'react';
+import { useMemo, type VFC } from 'react';
+import 'chartjs-adapter-date-fns';
+import { useTheme } from '@mui/material';
+import { ExecutiveSummarySchema } from 'openapi';
+import { LineChart } from '../LineChart/LineChart';
 
-export const FlagsChart = lazy(() => import('./FlagsChartComponent'));
+interface IFlagsChartProps {
+    flagTrends: ExecutiveSummarySchema['flagTrends'];
+}
+
+export const FlagsChart: VFC<IFlagsChartProps> = ({ flagTrends }) => {
+    const theme = useTheme();
+    const data = useMemo(
+        () => ({
+            labels: flagTrends.map((item) => item.date),
+            datasets: [
+                {
+                    label: 'Total flags',
+                    data: flagTrends.map((item) => item.total),
+                    borderColor: theme.palette.primary.light,
+                    backgroundColor: theme.palette.primary.light,
+                    fill: true,
+                },
+                {
+                    label: 'Stale',
+                    data: flagTrends.map((item) => item.stale),
+                    borderColor: theme.palette.warning.border,
+                    backgroundColor: theme.palette.warning.border,
+                    fill: true,
+                },
+            ],
+        }),
+        [theme, flagTrends],
+    );
+
+    return <LineChart data={data} />;
+};

frontend/src/component/executiveDashboard/FlagsChart/FlagsChartComponent.tsx

@@ -1,137 +0,0 @@
-import { useMemo, type VFC } from 'react';
-import {
-    Chart as ChartJS,
-    CategoryScale,
-    LinearScale,
-    PointElement,
-    LineElement,
-    Title,
-    Tooltip,
-    Legend,
-    TimeScale,
-} from 'chart.js';
-import { Line } from 'react-chartjs-2';
-import 'chartjs-adapter-date-fns';
-import { Theme, useTheme } from '@mui/material';
-import {
-    useLocationSettings,
-    type ILocationSettings,
-} from 'hooks/useLocationSettings';
-import { formatDateYMD } from 'utils/formatDate';
-import { ExecutiveSummarySchema } from 'openapi';
-
-const createData = (
-    theme: Theme,
-    flagTrends: ExecutiveSummarySchema['flagTrends'] = [],
-) => ({
-    labels: flagTrends.map((item) => item.date),
-    datasets: [
-        {
-            label: 'Total flags',
-            data: flagTrends.map((item) => item.total),
-            borderColor: theme.palette.primary.main,
-            backgroundColor: theme.palette.primary.main,
-            fill: true,
-        },
-        {
-            label: 'Stale',
-            data: flagTrends.map((item) => item.stale),
-            borderColor: theme.palette.warning.main,
-            backgroundColor: theme.palette.warning.main,
-            fill: true,
-        },
-        {
-            label: 'Active flags',
-            data: flagTrends.map((item) => item.active),
-            borderColor: theme.palette.success.main,
-            backgroundColor: theme.palette.success.main,
-            fill: true,
-        },
-    ],
-});
-
-const createOptions = (theme: Theme, locationSettings: ILocationSettings) =>
-    ({
-        responsive: true,
-        plugins: {
-            legend: {
-                position: 'bottom',
-            },
-            tooltip: {
-                callbacks: {
-                    title: (tooltipItems: any) => {
-                        const item = tooltipItems?.[0];
-                        const date =
-                            item?.chart?.data?.labels?.[item.dataIndex];
-                        return date
-                            ? formatDateYMD(
-                                  date,
-                                  locationSettings.locale,
-                                  'UTC',
-                              )
-                            : '';
-                    },
-                },
-            },
-        },
-        locale: locationSettings.locale,
-        interaction: {
-            intersect: false,
-            axis: 'x',
-        },
-        color: theme.palette.text.secondary,
-        scales: {
-            y: {
-                type: 'linear',
-                grid: {
-                    color: theme.palette.divider,
-                    borderColor: theme.palette.divider,
-                },
-                ticks: { color: theme.palette.text.secondary },
-            },
-            x: {
-                type: 'time',
-                time: {
-                    unit: 'month',
-                },
-                grid: {
-                    color: theme.palette.divider,
-                    borderColor: theme.palette.divider,
-                },
-                ticks: {
-                    color: theme.palette.text.secondary,
-                },
-            },
-        },
-    }) as const;
-
-interface IFlagsChartComponentProps {
-    flagTrends: ExecutiveSummarySchema['flagTrends'];
-}
-
-const FlagsChartComponent: VFC<IFlagsChartComponentProps> = ({
-    flagTrends,
-}) => {
-    const theme = useTheme();
-    const { locationSettings } = useLocationSettings();
-    const data = useMemo(
-        () => createData(theme, flagTrends),
-        [theme, flagTrends],
-    );
-    const options = createOptions(theme, locationSettings);
-
-    return <Line options={options} data={data} />;
-};
-
-ChartJS.register(
-    CategoryScale,
-    LinearScale,
-    PointElement,
-    LineElement,
-    TimeScale,
-    Title,
-    Tooltip,
-    Legend,
-);
-
-export default FlagsChartComponent;

frontend/src/component/executiveDashboard/FlagsProjectChart/FlagsProjectChart.tsx

@@ -1,5 +1,58 @@
-import { lazy } from 'react';
+import { useMemo, type VFC } from 'react';
+import 'chartjs-adapter-date-fns';
+import { useTheme } from '@mui/material';
+import {
+    ExecutiveSummarySchema,
+    ExecutiveSummarySchemaProjectFlagTrendsItem,
+} from 'openapi';
+import { LineChart } from '../LineChart/LineChart';
 
-export const FlagsProjectChart = lazy(
-    () => import('./FlagsProjectChartComponent'),
-);
+interface IFlagsProjectChartProps {
+    projectFlagTrends: ExecutiveSummarySchema['projectFlagTrends'];
+}
+
+const getRandomColor = () => {
+    const letters = '0123456789ABCDEF';
+    let color = '#';
+    for (let i = 0; i < 6; i++) {
+        color += letters[Math.floor(Math.random() * 16)];
+    }
+    return color;
+};
+
+export const FlagsProjectChart: VFC<IFlagsProjectChartProps> = ({
+    projectFlagTrends,
+}) => {
+    const theme = useTheme();
+    const data = useMemo(() => {
+        const groupedFlagTrends = projectFlagTrends.reduce<
+            Record<string, ExecutiveSummarySchemaProjectFlagTrendsItem[]>
+        >((groups, item) => {
+            if (!groups[item.project]) {
+                groups[item.project] = [];
+            }
+            groups[item.project].push(item);
+            return groups;
+        }, {});
+
+        const datasets = Object.entries(groupedFlagTrends).map(
+            ([project, trends]) => {
+                const color = getRandomColor();
+                return {
+                    label: project,
+                    data: trends.map((item) => item.total),
+                    borderColor: color,
+                    backgroundColor: color,
+                    fill: true,
+                };
+            },
+        );
+
+        return {
+            labels: projectFlagTrends.map((item) => item.date),
+            datasets,
+        };
+    }, [theme, projectFlagTrends]);
+
+    return <LineChart data={data} />;
+};

frontend/src/component/executiveDashboard/FlagsProjectChart/FlagsProjectChartComponent.tsx

@@ -1,162 +0,0 @@
-import { useMemo, type VFC } from 'react';
-import {
-    Chart as ChartJS,
-    CategoryScale,
-    LinearScale,
-    PointElement,
-    LineElement,
-    Title,
-    Tooltip,
-    Legend,
-    TimeScale,
-} from 'chart.js';
-import { Line } from 'react-chartjs-2';
-import 'chartjs-adapter-date-fns';
-import { Paper, Theme, Typography, useTheme } from '@mui/material';
-import {
-    useLocationSettings,
-    type ILocationSettings,
-} from 'hooks/useLocationSettings';
-import { formatDateYMD } from 'utils/formatDate';
-import {
-    ExecutiveSummarySchema,
-    ExecutiveSummarySchemaProjectFlagTrendsItem,
-} from 'openapi';
-
-const getRandomColor = () => {
-    const letters = '0123456789ABCDEF';
-    let color = '#';
-    for (let i = 0; i < 6; i++) {
-        color += letters[Math.floor(Math.random() * 16)];
-    }
-    return color;
-};
-
-const createData = (
-    theme: Theme,
-    flagTrends: ExecutiveSummarySchema['projectFlagTrends'] = [],
-) => {
-    const groupedFlagTrends = flagTrends.reduce<
-        Record<string, ExecutiveSummarySchemaProjectFlagTrendsItem[]>
-    >((groups, item) => {
-        if (!groups[item.project]) {
-            groups[item.project] = [];
-        }
-        groups[item.project].push(item);
-        return groups;
-    }, {});
-
-    const datasets = Object.entries(groupedFlagTrends).map(
-        ([project, trends]) => {
-            const color = getRandomColor();
-            return {
-                label: project,
-                data: trends.map((item) => item.total),
-                borderColor: color,
-                backgroundColor: color,
-                fill: true,
-            };
-        },
-    );
-
-    return {
-        labels: flagTrends.map((item) => item.date),
-        datasets,
-    };
-};
-
-const createOptions = (theme: Theme, locationSettings: ILocationSettings) =>
-    ({
-        responsive: true,
-        plugins: {
-            legend: {
-                position: 'bottom',
-            },
-            tooltip: {
-                callbacks: {
-                    title: (tooltipItems: any) => {
-                        const item = tooltipItems?.[0];
-                        const date =
-                            item?.chart?.data?.labels?.[item.dataIndex];
-                        return date
-                            ? formatDateYMD(
-                                  date,
-                                  locationSettings.locale,
-                                  'UTC',
-                              )
-                            : '';
-                    },
-                },
-            },
-        },
-        locale: locationSettings.locale,
-        interaction: {
-            intersect: false,
-            axis: 'x',
-        },
-        color: theme.palette.text.secondary,
-        scales: {
-            y: {
-                type: 'linear',
-                grid: {
-                    color: theme.palette.divider,
-                    borderColor: theme.palette.divider,
-                },
-                ticks: { color: theme.palette.text.secondary },
-            },
-            x: {
-                type: 'time',
-                time: {
-                    unit: 'month',
-                },
-                grid: {
-                    color: theme.palette.divider,
-                    borderColor: theme.palette.divider,
-                },
-                ticks: {
-                    color: theme.palette.text.secondary,
-                },
-            },
-        },
-    }) as const;
-
-interface IFlagsChartComponentProps {
-    projectFlagTrends: ExecutiveSummarySchema['projectFlagTrends'];
-}
-
-const FlagsProjectChart: VFC<IFlagsChartComponentProps> = ({
-    projectFlagTrends,
-}) => {
-    const theme = useTheme();
-    const { locationSettings } = useLocationSettings();
-    const data = useMemo(
-        () => createData(theme, projectFlagTrends),
-        [theme, projectFlagTrends],
-    );
-    const options = createOptions(theme, locationSettings);
-
-    return (
-        <Paper sx={(theme) => ({ padding: theme.spacing(4) })}>
-            <Typography
-                variant='h3'
-                sx={(theme) => ({ marginBottom: theme.spacing(3) })}
-            >
-                Number of flags per project
-            </Typography>
-            <Line options={options} data={data} />
-        </Paper>
-    );
-};
-
-ChartJS.register(
-    CategoryScale,
-    LinearScale,
-    PointElement,
-    LineElement,
-    TimeScale,
-    Title,
-    Tooltip,
-    Legend,
-);
-
-export default FlagsProjectChart;