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67 lines
1.5 KiB
67 lines
1.5 KiB
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export function flatArray (data = [], childrenName = 'children') {
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const result = []
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const loop = (array) => {
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array.forEach(item => {
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if (item[childrenName]) {
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const newItem = { ...item }
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delete newItem[childrenName]
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result.push(newItem)
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if (item[childrenName].length > 0) {
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loop(item[childrenName])
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}
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} else {
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result.push(item)
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}
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})
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}
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loop(data)
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return result
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}
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export function treeMap (tree, mapper, childrenName = 'children') {
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return tree.map((node, index) => {
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const extra = {}
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if (node[childrenName]) {
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extra[childrenName] = treeMap(node[childrenName], mapper, childrenName)
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}
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return {
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...mapper(node, index),
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...extra,
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}
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})
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}
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export function flatFilter (tree, callback) {
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return tree.reduce((acc, node) => {
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if (callback(node)) {
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acc.push(node)
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}
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if (node.children) {
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const children = flatFilter(node.children, callback)
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acc.push(...children)
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}
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return acc
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}, [])
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}
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// export function normalizeColumns (elements) {
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// const columns = []
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// React.Children.forEach(elements, (element) => {
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// if (!React.isValidElement(element)) {
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// return
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// }
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// const column = {
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// ...element.props,
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// }
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// if (element.key) {
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// column.key = element.key
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// }
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// if (element.type && element.type.__ANT_TABLE_COLUMN_GROUP) {
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// column.children = normalizeColumns(column.children)
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// }
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// columns.push(column)
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// })
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// return columns
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// }
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