mirror of
https://activitypub.software/TransFem-org/Sharkey.git
synced 2024-11-16 08:36:27 +01:00
64 lines
1.4 KiB
TypeScript
64 lines
1.4 KiB
TypeScript
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export default function(theme: { [key: string]: string }) {
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const props = compile(theme);
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Object.entries(props).forEach(([k, v]) => {
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if (k == 'meta') return;
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document.documentElement.style.setProperty(`--${k}`, v.toString());
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});
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}
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function compile(theme: { [key: string]: string }): { [key: string]: string } {
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function getRgba(code: string): number[] {
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// ref
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if (code[0] == '@') {
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return getRgba(theme[code.substr(1)]);
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}
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let m;
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//#region #RGB
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m = code.match(/^#([0-9a-f]{3})$/i)[1];
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if (m) {
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return [
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parseInt(m.charAt(0), 16) * 0x11,
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parseInt(m.charAt(1), 16) * 0x11,
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parseInt(m.charAt(2), 16) * 0x11,
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255
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];
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}
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//#endregion
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//#region #RRGGBB
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m = code.match(/^#([0-9a-f]{6})$/i)[1];
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if (m) {
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return [
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parseInt(m.substr(0, 2), 16),
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parseInt(m.substr(2, 2), 16),
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parseInt(m.substr(4, 2), 16),
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255
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];
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}
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//#endregion
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return [0, 0, 0, 255];
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}
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const props = {};
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Object.entries(theme).forEach(([k, v]) => {
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if (k == 'meta') return;
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const [r, g, b, a] = getRgba(v);
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props[k] = genValue(r, g, b, a);
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props[`${k}-r`] = r;
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props[`${k}-g`] = g;
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props[`${k}-b`] = b;
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props[`${k}-a`] = a;
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});
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return props;
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}
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function genValue(r: number, g: number, b: number, a: number): string {
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return a != 255 ? `rgba(${r}, ${g}, ${b}, ${a})` : `#${r.toString(16)}${g.toString(16)}${b.toString(16)}`;
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}
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