forked from rDrama/rDrama
126 lines
3.0 KiB
JavaScript
126 lines
3.0 KiB
JavaScript
let Declaration = require('../declaration')
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let {
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prefixTrackProp,
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prefixTrackValue,
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autoplaceGridItems,
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getGridGap,
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inheritGridGap
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} = require('./grid-utils')
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let Processor = require('../processor')
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class GridRowsColumns extends Declaration {
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/**
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* Change property name for IE
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*/
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prefixed(prop, prefix) {
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if (prefix === '-ms-') {
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return prefixTrackProp({ prop, prefix })
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}
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return super.prefixed(prop, prefix)
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}
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/**
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* Change IE property back
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*/
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normalize(prop) {
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return prop.replace(/^grid-(rows|columns)/, 'grid-template-$1')
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}
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insert(decl, prefix, prefixes, result) {
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if (prefix !== '-ms-') return super.insert(decl, prefix, prefixes)
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let { parent, prop, value } = decl
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let isRowProp = prop.includes('rows')
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let isColumnProp = prop.includes('columns')
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let hasGridTemplate = parent.some(
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i => i.prop === 'grid-template' || i.prop === 'grid-template-areas'
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)
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/**
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* Not to prefix rows declaration if grid-template(-areas) is present
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*/
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if (hasGridTemplate && isRowProp) {
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return false
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}
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let processor = new Processor({ options: {} })
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let status = processor.gridStatus(parent, result)
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let gap = getGridGap(decl)
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gap = inheritGridGap(decl, gap) || gap
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let gapValue = isRowProp ? gap.row : gap.column
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if ((status === 'no-autoplace' || status === true) && !hasGridTemplate) {
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gapValue = null
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}
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let prefixValue = prefixTrackValue({
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value,
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gap: gapValue
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})
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/**
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* Insert prefixes
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*/
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decl.cloneBefore({
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prop: prefixTrackProp({ prop, prefix }),
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value: prefixValue
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})
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let autoflow = parent.nodes.find(i => i.prop === 'grid-auto-flow')
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let autoflowValue = 'row'
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if (autoflow && !processor.disabled(autoflow, result)) {
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autoflowValue = autoflow.value.trim()
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}
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if (status === 'autoplace') {
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/**
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* Show warning if grid-template-rows decl is not found
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*/
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let rowDecl = parent.nodes.find(i => i.prop === 'grid-template-rows')
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if (!rowDecl && hasGridTemplate) {
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return undefined
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} else if (!rowDecl && !hasGridTemplate) {
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decl.warn(
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result,
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'Autoplacement does not work without grid-template-rows property'
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)
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return undefined
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}
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/**
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* Show warning if grid-template-columns decl is not found
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*/
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let columnDecl = parent.nodes.find(i => {
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return i.prop === 'grid-template-columns'
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})
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if (!columnDecl && !hasGridTemplate) {
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decl.warn(
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result,
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'Autoplacement does not work without grid-template-columns property'
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)
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}
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/**
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* Autoplace grid items
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*/
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if (isColumnProp && !hasGridTemplate) {
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autoplaceGridItems(decl, result, gap, autoflowValue)
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}
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}
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return undefined
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}
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}
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GridRowsColumns.names = [
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'grid-template-rows',
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'grid-template-columns',
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'grid-rows',
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'grid-columns'
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]
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module.exports = GridRowsColumns
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