feat: LineChart component API and docs improvements

packages/components/stories/LineChart.stories.ts

@@ -10,27 +10,30 @@ const meta: Meta = {
   argTypes: {
     data: {
       description:
-        'Data to be displayed.\n\n E.g.: [["1990", 1], ["1991", 2]] \n\nOR\n\n "https://url.to/data.csv"',
+        'Data to be displayed. \n\n \
+Must be an object with one of the following properties: `url` or `values` \n\n \
+`url`: URL pointing to a CSV file. \n\n \
+`values`: array of objects \n\n',
     },
     title: {
-      description: 'Title to display on the chart. Optional.',
+      description: 'Title to display on the chart.',
     },
     xAxis: {
       description:
-        'Name of the X axis on the data. Required when the "data" parameter is an URL.',
+        'Name of the column header or object property that represents the X-axis on the data.',
     },
     xAxisType: {
-      description: 'Type of the X axis',
+      description: 'Type of the X-axis.',
     },
     xAxisTimeUnit: {
-      description: 'Time unit of the X axis (optional)',
+      description: 'Time unit of the X-axis, in case its type is `temporal.`',
     },
     yAxis: {
       description:
-        'Name of the Y axis on the data. Required when the "data" parameter is an URL.',
+        'Name of the column header or object property that represents the Y-axis on the data.',
     },
     yAxisType: {
-      description: 'Type of the Y axis',
+      description: 'Type of the Y-axis',
     },
     fullWidth: {
       description:
@@ -47,21 +50,27 @@ type Story = StoryObj<LineChartProps>;
 export const FromDataPoints: Story = {
   name: 'Line chart from array of data points',
   args: {
-    data: [
-      ['1850', -0.41765878],
-      ['1851', -0.2333498],
-      ['1852', -0.22939907],
-      ['1853', -0.27035445],
-      ['1854', -0.29163003],
-    ],
+    data: {
+      values: [
+        { year: '1850', value: -0.41765878 },
+        { year: '1851', value: -0.2333498 },
+        { year: '1852', value: -0.22939907 },
+        { year: '1853', value: -0.27035445 },
+        { year: '1854', value: -0.29163003 },
+      ],
+    },
+    xAxis: 'year',
+    yAxis: 'value',
   },
 };
 
 export const FromURL: Story = {
   name: 'Line chart from URL',
   args: {
+    data: {
+      url: 'https://raw.githubusercontent.com/datasets/oil-prices/main/data/wti-year.csv',
+    },
     title: 'Oil Price x Year',
-    data: 'https://raw.githubusercontent.com/datasets/oil-prices/main/data/wti-year.csv',
     xAxis: 'Date',
     yAxis: 'Price',
   },