114 lines
3.4 KiB
TypeScript
114 lines
3.4 KiB
TypeScript
import Coloris from "@melloware/coloris";
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let previewStyle = null;
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let previewTimeout = null;
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const previewTheme = (): void => {
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const payload = {};
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Array.from(document.querySelectorAll('#update_theme .color')).forEach((color: HTMLInputElement) => {
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const name = color.name.substring(6, color.name.length - 1);
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payload[name] = parseInt(color.value.substr(1, 6), 16);
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});
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generateTheme(payload);
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}
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const generateTheme = (payload: Record<string, string>): void => {
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const themeAttributeMap = {
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'primary_color': 'primary',
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'primary_text': 'primary-text',
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'danger_color': 'danger',
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'danger_text': 'danger-text',
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'warning_color': 'warning',
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'warning_text': 'warning-text',
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'info_color': 'info',
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'info_text': 'info-text',
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'success_color': 'success',
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'success_text': 'success-text',
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'dark_color': 'dark',
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'dark_text': 'dark-text',
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'light_color': 'light',
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'light_text': 'light-text',
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'raised_background': 'raised-bg',
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'raised_accent': 'raised-accent',
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'background_color': 'background',
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'body_text': 'body-text',
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'input_color': 'input-bg',
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'input_text': 'input-text',
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'muted_text': 'muted-text'
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};
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let body = ":root {\n";
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(Object.keys(payload)).forEach((payloadKey) => {
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if (themeAttributeMap[payloadKey]) {
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if (themeAttributeMap[payloadKey].includes('text')) {
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const hex = getHexColorFromThemeValue(payload[payloadKey]);
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body += `--${themeAttributeMap[payloadKey]}: ${getDecimalTripletsFromHex(hex)};\n`;
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}
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else {
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body += `--${themeAttributeMap[payloadKey]}: #${getHexColorFromThemeValue(payload[payloadKey])};\n`;
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}
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}
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});
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body += "}";
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previewStyle.innerHTML = body;
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}
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const getHexColorFromThemeValue = (themeValue: string): string => {
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return ('000000' + parseInt(themeValue).toString(16)).substr(-6, 6);
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}
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const getDecimalTripletsFromHex = (hex: string): string => {
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return hex.match(/.{1,2}/g).map((value) => parseInt(value, 16)).join(', ');
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}
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export function themeDocumentHandler(): void {
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if (!document.querySelector('#update_theme')) return;
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if (document.querySelector('#clr-picker')) return;
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previewStyle = document.createElement('style');
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previewStyle.setAttribute('data-preview-style', '');
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document.body.appendChild(previewStyle);
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Coloris.init();
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Array.from(document.querySelectorAll('#update_theme .color')).forEach((color: HTMLInputElement) => {
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// If there already is a hex-color in the input, skip
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if (color.value.startsWith('#')) return;
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let colorValue;
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// match for value="[digits]" to ALWAYS get a color value
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// TODO: Fix this later with rethinking the entire lifecycle, or dropping Turbolinks
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colorValue = color.outerHTML.match(/value="(\d+)"/)[1];
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// matching failed, or no result was found, we just fallback to the input value
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if (colorValue === null) {
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colorValue = color.value;
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}
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color.value = `#${getHexColorFromThemeValue(colorValue)}`;
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Coloris({
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el: '.color',
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wrap: false,
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formatToggle: false,
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alpha: false
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});
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color.addEventListener('input', () => {
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clearTimeout(previewTimeout);
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previewTimeout = setTimeout(previewTheme, 1000);
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});
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});
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}
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export function themeSubmitHandler(): void {
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Array.from(document.querySelectorAll('#update_theme .color')).forEach((color: HTMLInputElement) => {
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color.value = String(parseInt(color.value.substr(1, 6), 16));
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});
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} |