/**
 * 用于动态表结构的 tableProps 生成
 * @param {*} nameData 
 * @returns 
 */
export default function handleNameData(nameData) {
	const props = step1(nameData.filter((item) => item.tree == 1));
	step2(
		props,
		nameData.filter((item) => item.tree == 2)
	);
	// console.log('level 1', JSON.stringify(props, null, 2));
	return props;
}

function step1(tree1) {
	return Array.from(new Set(tree1.map((item) => item.name)))
		.sort()
		.map((item) => ({
			prop: item,
			label: item,
			align: 'center',
			children: [],
		}));
}

function step2(firstTierProps, tree2) {
	tree2.map((nd) => {
		const parent = firstTierProps.find(
			({ prop }) => nd.parentId.indexOf(prop) > -1
		);
		if (notRepeat(parent.children, nd.name)) {
			parent.children.push({
				label: nd.name,
				prop: `${parent.prop}-${nd.name}`,
				align: 'center',
			});
		}
	});
}

function notRepeat(propArray, name) {
	return propArray.every((item) => item.label !== name);
}