2025-03-16 15:39:32 -04:00

144 lines
5.0 KiB
JavaScript

const plugin = require("tailwindcss/plugin");
const fs = require("fs");
const path = require("path");
const themePath = path.join(__dirname, "../data/theme.json");
const themeRead = fs.readFileSync(themePath, "utf8");
const themeConfig = JSON.parse(themeRead);
// Helper to extract a clean font name.
const findFont = (fontStr) =>
fontStr.replace(/\+/g, " ").replace(/:[^:]+/g, "");
// Set font families dynamically, filtering out 'type' keys
const fontFamilies = Object.entries(themeConfig.fonts.font_family)
.filter(([key]) => !key.includes("type"))
.reduce((acc, [key, font]) => {
acc[key] =
`${findFont(font)}, ${themeConfig.fonts.font_family[`${key}_type`] || "sans-serif"}`;
return acc;
}, {});
const defaultColorGroups = [
{ colors: themeConfig.colors.default.theme_color, prefix: "" },
{ colors: themeConfig.colors.default.text_color, prefix: "" },
];
const darkColorGroups = [];
if (themeConfig.colors.darkmode?.theme_color) {
darkColorGroups.push({
colors: themeConfig.colors.darkmode.theme_color,
prefix: "darkmode-",
});
}
if (themeConfig.colors.darkmode?.text_color) {
darkColorGroups.push({
colors: themeConfig.colors.darkmode.text_color,
prefix: "darkmode-",
});
}
const getVars = (groups) => {
const vars = {};
groups.forEach(({ colors, prefix }) => {
Object.entries(colors).forEach(([k, v]) => {
const cssKey = k.replace(/_/g, "-");
vars[`--color-${prefix}${cssKey}`] = v;
});
});
return vars;
};
const defaultVars = getVars(defaultColorGroups);
const darkVars = getVars(darkColorGroups);
const baseSize = Number(themeConfig.fonts.font_size.base);
const scale = Number(themeConfig.fonts.font_size.scale);
const calculateFontSizes = (base, scale) => {
const sizes = {};
let currentSize = scale;
for (let i = 6; i >= 1; i--) {
sizes[`h${i}`] = `${currentSize}rem`;
sizes[`h${i}-sm`] = `${currentSize * 0.9}rem`;
currentSize *= scale;
}
sizes.base = `${base}px`;
sizes["base-sm"] = `${base * 0.8}px`;
return sizes;
};
const fontSizes = calculateFontSizes(baseSize, scale);
const fontVars = {};
Object.entries(fontSizes).forEach(([key, value]) => {
fontVars[`--text-${key}`] = value;
});
Object.entries(fontFamilies).forEach(([key, font]) => {
fontVars[`--font-${key}`] = font;
});
const baseVars = { ...fontVars, ...defaultVars };
// Build a colorsMap including both sets
const colorsMap = {};
[...defaultColorGroups, ...darkColorGroups].forEach(({ colors, prefix }) => {
Object.entries(colors).forEach(([key]) => {
const cssKey = key.replace(/_/g, "-");
colorsMap[prefix + cssKey] = `var(--color-${prefix}${cssKey})`;
});
});
module.exports = plugin.withOptions(() => {
return function ({ addBase, addUtilities, matchUtilities }) {
// Default vars on :root; dark vars on .dark
addBase({
":root": baseVars,
".dark": darkVars,
});
const fontUtils = {};
Object.keys(fontFamilies).forEach((key) => {
fontUtils[`.font-${key}`] = { fontFamily: `var(--font-${key})` };
});
Object.keys(fontSizes).forEach((key) => {
fontUtils[`.text-${key}`] = { fontSize: `var(--text-${key})` };
});
addUtilities(fontUtils, {
variants: ["responsive", "hover", "focus", "active", "disabled"],
});
matchUtilities(
{
bg: (value) => ({ backgroundColor: value }),
text: (value) => ({ color: value }),
border: (value) => ({ borderColor: value }),
fill: (value) => ({ fill: value }),
stroke: (value) => ({ stroke: value }),
},
{ values: colorsMap, type: "color" },
);
matchUtilities(
{
from: (value) => ({
"--tw-gradient-from": value,
"--tw-gradient-via-stops":
"var(--tw-gradient-via-stops, var(--tw-gradient-position), var(--tw-gradient-from) var(--tw-gradient-from-position), var(--tw-gradient-to) var(--tw-gradient-to-position))",
"--tw-gradient-stops":
"var(--tw-gradient-via-stops, var(--tw-gradient-position), var(--tw-gradient-from) var(--tw-gradient-from-position), var(--tw-gradient-to) var(--tw-gradient-to-position))",
}),
to: (value) => ({
"--tw-gradient-to": value,
"--tw-gradient-via-stops":
"var(--tw-gradient-via-stops, var(--tw-gradient-position), var(--tw-gradient-from) var(--tw-gradient-from-position), var(--tw-gradient-to) var(--tw-gradient-to-position))",
"--tw-gradient-stops":
"var(--tw-gradient-via-stops, var(--tw-gradient-position), var(--tw-gradient-from) var(--tw-gradient-from-position), var(--tw-gradient-to) var(--tw-gradient-to-position))",
}),
via: (value) => ({
"--tw-gradient-via": value,
"--tw-gradient-via-stops":
"var(--tw-gradient-position), var(--tw-gradient-from) var(--tw-gradient-from-position), var(--tw-gradient-via) var(--tw-gradient-via-position), var(--tw-gradient-to) var(--tw-gradient-to-position)",
}),
},
{ values: colorsMap, type: "color" },
);
};
});