299 lines
10 KiB
TypeScript
299 lines
10 KiB
TypeScript
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import React, { CSSProperties, useState } from 'react';
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import { useNode, Element, UserComponent } from '@craftjs/core';
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import { Container } from './Container';
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import { cssPropsToString } from '../../utils/style-helpers';
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type SplitOption =
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| '100'
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| '50-50' | '30-70' | '70-30' | '40-60' | '60-40'
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| '33-33-33' | '25-50-25'
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| '25-25-25-25'
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| '20-20-20-20-20'
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| '16-16-16-16-16-16'
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| 'equal';
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interface ColumnLayoutProps {
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columns?: number;
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split?: SplitOption;
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gap?: string;
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style?: CSSProperties;
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children?: React.ReactNode;
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}
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const splitToWidths: Record<string, string[]> = {
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'100': ['100%'],
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'50-50': ['50%', '50%'],
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'30-70': ['30%', '70%'],
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'70-30': ['70%', '30%'],
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'40-60': ['40%', '60%'],
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'60-40': ['60%', '40%'],
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'33-33-33': ['33.333%', '33.333%', '33.333%'],
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'25-50-25': ['25%', '50%', '25%'],
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'25-25-25-25': ['25%', '25%', '25%', '25%'],
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'20-20-20-20-20': ['20%', '20%', '20%', '20%', '20%'],
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'16-16-16-16-16-16': ['16.666%', '16.666%', '16.666%', '16.666%', '16.666%', '16.666%'],
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};
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function getWidths(split: SplitOption, columns: number): string[] {
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// Check predefined splits first
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if (split !== 'equal') {
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const defined = splitToWidths[split];
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if (defined && defined.length === columns) return defined;
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}
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// Try parsing custom split string (e.g., "35-65" or "25-50-25")
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if (split && split !== 'equal' && split.includes('-')) {
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const parts = split.split('-').map(Number);
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if (parts.length === columns && parts.every(n => !isNaN(n) && n > 0)) {
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return parts.map(n => `${n}%`);
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}
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}
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// Fallback: equal widths
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const w = `${(100 / columns).toFixed(3)}%`;
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return Array.from({ length: columns }, () => w);
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}
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export const ColumnLayout: UserComponent<ColumnLayoutProps> = ({
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columns = 2,
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split = '50-50',
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gap = '16px',
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style = {},
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}) => {
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const { connectors: { connect, drag } } = useNode();
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const widths = getWidths(split, columns);
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return (
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<div
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ref={(ref: HTMLElement | null): void => { if (ref) connect(drag(ref)); }}
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style={{
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display: 'flex',
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flexWrap: 'wrap',
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gap,
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width: '100%',
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minHeight: '60px',
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...style,
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}}
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>
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{widths.map((w, i) => (
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<Element
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key={`col-${i}`}
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id={`col-${i}`}
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is={Container}
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canvas
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custom={{ className: 'craft-column' }}
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style={{ flex: `0 0 calc(${w} - ${gap})`, minHeight: '60px', padding: '8px' }}
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tag="div"
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/>
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))}
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</div>
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);
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};
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/* ---------- Settings panel ---------- */
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const ColumnLayoutSettings: React.FC = () => {
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const { actions: { setProp }, props } = useNode((node) => ({
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props: node.data.props as ColumnLayoutProps,
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}));
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const [showCustom, setShowCustom] = useState(false);
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/* Preset options -- common splits up to 6 columns */
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const presetOptions: { columns: number; split: SplitOption; label: string }[] = [
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{ columns: 1, split: '100', label: '1 Col' },
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{ columns: 2, split: '50-50', label: '2 Equal' },
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{ columns: 2, split: '30-70', label: '30/70' },
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{ columns: 2, split: '70-30', label: '70/30' },
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{ columns: 2, split: '40-60', label: '40/60' },
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{ columns: 2, split: '60-40', label: '60/40' },
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{ columns: 3, split: '33-33-33', label: '3 Equal' },
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{ columns: 3, split: '25-50-25', label: '25/50/25' },
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{ columns: 4, split: '25-25-25-25', label: '4 Equal' },
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{ columns: 5, split: '20-20-20-20-20', label: '5 Equal' },
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{ columns: 6, split: '16-16-16-16-16-16', label: '6 Equal' },
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];
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const gapPresets = ['0px', '8px', '16px', '24px', '32px'];
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const labelStyle: CSSProperties = { fontSize: 11, color: '#a1a1aa', display: 'block', marginBottom: 6 };
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const inputStyle: CSSProperties = {
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width: '100%', padding: '3px 6px', background: '#27272a', color: '#e4e4e7',
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border: '1px solid #3f3f46', borderRadius: 4, fontSize: 11,
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};
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return (
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<div style={{ padding: '12px', display: 'flex', flexDirection: 'column', gap: '14px' }}>
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{/* Preset layouts */}
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<div>
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<label style={labelStyle}>Column Layout</label>
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<div style={{ display: 'flex', gap: 4, flexWrap: 'wrap' }}>
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{presetOptions.map((opt) => (
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<button
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key={opt.label}
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onClick={() => {
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setProp((p: ColumnLayoutProps) => { p.columns = opt.columns; p.split = opt.split; });
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setShowCustom(false);
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}}
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style={{
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padding: '4px 8px', fontSize: 11, borderRadius: 4, cursor: 'pointer',
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border: '1px solid #3f3f46',
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background: props.split === opt.split && props.columns === opt.columns ? '#3b82f6' : '#27272a',
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color: '#e4e4e7',
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}}
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>
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{opt.label}
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</button>
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))}
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</div>
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</div>
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{/* Custom column count (7-10) */}
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<div>
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<button
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onClick={() => setShowCustom(!showCustom)}
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style={{
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padding: '4px 8px', fontSize: 11, borderRadius: 4, cursor: 'pointer',
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border: '1px solid #3f3f46',
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background: showCustom ? '#3b82f6' : '#27272a',
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color: '#e4e4e7',
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width: '100%',
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}}
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>
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{showCustom ? 'Hide Custom' : 'Custom (7-10 columns)'}
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</button>
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{showCustom && (
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<div style={{ marginTop: 8 }}>
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<label style={labelStyle}>Number of Columns</label>
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<div style={{ display: 'flex', gap: 4, alignItems: 'center' }}>
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<input
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type="range"
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min={1}
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max={10}
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value={props.columns || 2}
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onChange={(e) => {
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const cols = parseInt(e.target.value);
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setProp((p: ColumnLayoutProps) => { p.columns = cols; p.split = 'equal'; });
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}}
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style={{ flex: 1 }}
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/>
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<span style={{ fontSize: 12, color: '#e4e4e7', minWidth: 24, textAlign: 'center' }}>{props.columns || 2}</span>
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</div>
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</div>
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)}
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</div>
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{/* Gap */}
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<div>
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<label style={labelStyle}>Gap</label>
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<div style={{ display: 'flex', gap: 4, flexWrap: 'wrap' }}>
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{gapPresets.map((g) => (
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<button
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key={g}
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onClick={() => setProp((p: ColumnLayoutProps) => { p.gap = g; })}
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style={{
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padding: '2px 8px', fontSize: 11, borderRadius: 4, cursor: 'pointer',
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border: '1px solid #3f3f46',
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background: props.gap === g ? '#3b82f6' : '#27272a',
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color: '#e4e4e7',
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}}
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>
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{g}
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</button>
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))}
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</div>
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</div>
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{/* Individual Column Widths */}
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<div>
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<label style={labelStyle}>Column Widths (%)</label>
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<p style={{ fontSize: 10, color: '#71717a', marginBottom: 6 }}>
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Adjust each column's width. Values should roughly total 100%.
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</p>
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<div style={{ display: 'flex', flexDirection: 'column', gap: 4 }}>
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{Array.from({ length: props.columns || 2 }).map((_, i) => {
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const currentWidths = getWidths(props.split || 'equal', props.columns || 2);
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const currentPct = parseFloat(currentWidths[i]) || (100 / (props.columns || 2));
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return (
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<div key={i} style={{ display: 'flex', alignItems: 'center', gap: 4 }}>
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<span style={{ fontSize: 10, color: '#71717a', minWidth: 40 }}>Col {i + 1}</span>
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<input
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type="range"
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min={10}
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max={90}
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step={5}
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value={Math.round(currentPct)}
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onChange={(e) => {
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const newPct = parseInt(e.target.value);
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const cols = props.columns || 2;
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const widths = getWidths(props.split || 'equal', cols).map(w => parseFloat(w));
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const oldPct = widths[i];
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const diff = newPct - oldPct;
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widths[i] = newPct;
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// Distribute the difference across other columns proportionally
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const others = widths.filter((_, j) => j !== i);
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const otherTotal = others.reduce((a, b) => a + b, 0);
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if (otherTotal > 0) {
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for (let j = 0; j < widths.length; j++) {
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if (j !== i) {
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widths[j] = widths[j] - (diff * (widths[j] / otherTotal));
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if (widths[j] < 5) widths[j] = 5;
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}
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}
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}
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// Normalize to 100%
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const total = widths.reduce((a, b) => a + b, 0);
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const normalized = widths.map(w => ((w / total) * 100).toFixed(1) + '%');
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const customSplit = normalized.map(w => parseFloat(w).toFixed(0)).join('-') as SplitOption;
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setProp((p: ColumnLayoutProps) => { p.split = customSplit; });
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}}
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style={{ flex: 1 }}
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/>
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<span style={{ fontSize: 11, color: '#e4e4e7', minWidth: 35, textAlign: 'right' }}>
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{Math.round(currentPct)}%
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</span>
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</div>
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);
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})}
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</div>
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</div>
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</div>
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);
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};
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/* ---------- Craft config ---------- */
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ColumnLayout.craft = {
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displayName: 'Columns',
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props: {
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columns: 2,
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split: '50-50',
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gap: '16px',
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style: {},
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},
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rules: {
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canDrag: () => true,
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canMoveIn: () => false,
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canMoveOut: () => true,
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},
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related: {
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settings: ColumnLayoutSettings,
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},
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};
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/* ---------- HTML export ---------- */
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(ColumnLayout as any).toHtml = (props: ColumnLayoutProps, childrenHtml: string) => {
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const gap = props.gap || '16px';
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const outerStyle = cssPropsToString({
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display: 'flex',
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flexWrap: 'wrap',
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gap,
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width: '100%',
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...props.style,
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});
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return {
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html: `<div${outerStyle ? ` style="${outerStyle}"` : ''}>${childrenHtml}</div>`,
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};
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};
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