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---
import "@styles/terminal.css"
interface Entry {
name: string;
weight: number;
}
interface Props {
max: number
data: Entry[];
}
const { max, data } = Astro.props
const chartPadding = 100;
const chartSize = 400;
const chartCenter = chartSize / 2;
const chartData = data ;// .sort((a, b) => b.weight - a.weight).slice(0, data.length);
const pointPadding = 0;
const rings = [...Array(6).keys()];
const getX = (angle: number, value: number) =>
Math.cos(angle - Math.PI / 2) * value;
const getY = (angle: number, value: number) =>
Math.sin(angle - Math.PI / 2) * value;
const axes = chartData.map((_, index) => {
const angle = (Math.PI * 2 * index) / chartData.length;
const x = getX(angle, chartSize / 2);
const y = getY(angle, chartSize / 2);
const points = [
[0, 0],
[x, y],
]
.map((point) => point[0] + "," + point[1])
.join(" ");
return {
points: points,
};
});
const properties = chartData.map((item, index) => {
const { name, weight: total } = item;
const clamp = Number(total / (max + pointPadding));
const angle = (Math.PI * 2 * index) / chartData.length;
const x = getX(angle, (clamp * chartSize) / 2);
const y = getY(angle, (clamp * chartSize) / 2);
return { name: name, total: total, x: x, y: y };
});
const shape =
properties.reduce((items, item, index) => {
const { x, y } = item;
const string = `${index === 0 ? "M" : "L"}${x},${y}`;
return items + string;
}, "") + "z";
const strokeColor = "stroke-[var(--alt)]";
const shapeClass = "stroke-[var(--primary)] fill-[#7ed4fb]/50";
---
<div class="w-full grid md:grid-cols-1 items-center gap-16 p-0">
<svg
xmlns="http://www.w3.org/2000/svg"
viewBox={`-${chartPadding / 2} -${chartPadding / 2} ${chartSize + chartPadding} ${chartSize + chartPadding}`}
role="presentation"
>
<g transform={`translate(${chartCenter},${chartCenter})`}>
{
rings.map((_, index) => {
return (
<circle
cx={0}
cy={0}
r={
((index / rings.length) * chartSize) /
Number((Math.PI / 2 + 0.1).toFixed(2))
}
class={strokeColor}
fill="none"
stroke-width={1}
/>
);
})
}
{
axes.map((axis) => {
const { points } = axis;
return (
<polyline
points={points}
class={strokeColor}
fill="none"
stroke-width={1}
/>
);
})
}
<path d={shape} class=`${shapeClass}` stroke-width={1.5}></path>
{
properties.map((property, index) => {
const length = 1.1;
const angle = (Math.PI * 2) * index / chartData.length;
const maxX = getX(angle, (length * chartSize) / 2);
const maxY = getY(angle, (length * chartSize) / 2);
let textAngle = (angle * (180 / Math.PI))
if (90 < textAngle && textAngle < 270) {
textAngle += 180
}
return (
<g transform={`translate(${maxX},${maxY})`}>
<text
x={0}
y={0}
fill="var(--secondary)"
font-size="2rem"
font-weight="bold"
text-anchor="middle"
transform=`rotate(${textAngle})`
dominant-baseline="middle"
>
{property.name}
</text>
</g>
);
})
}
</g>
</svg>
</div>
|
