zehong.js 4.18 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175
/**
 * 通用js方法封装处理
 * Copyright (c) 2019 zehong
 */

const baseURL = process.env.VUE_APP_BASE_API

// 日期格式化
export function parseTime(time, pattern) {
	if (arguments.length === 0 || !time) {
		return null
	}
	const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
	let date
	if (typeof time === 'object') {
		date = time
	} else {
		if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
			time = parseInt(time)
		} else if (typeof time === 'string') {
			time = time.replace(new RegExp(/-/gm), '/');
		}
		if ((typeof time === 'number') && (time.toString().length === 10)) {
			time = time * 1000
		}
		date = new Date(time)
	}
	const formatObj = {
		y: date.getFullYear(),
		m: date.getMonth() + 1,
		d: date.getDate(),
		h: date.getHours(),
		i: date.getMinutes(),
		s: date.getSeconds(),
		a: date.getDay()
	}
	const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
		let value = formatObj[key]
		// Note: getDay() returns 0 on Sunday
		if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value] }
		if (result.length > 0 && value < 10) {
			value = '0' + value
		}
		return value || 0
	})
	return time_str
}

// 表单重置
export function resetForm(refName) {
	if (this.$refs[refName]) {
		this.$refs[refName].resetFields();
	}
}

// 添加日期范围
export function addDateRange(params, dateRange, propName) {
	var search = params;
	search.params = {};
	if (null != dateRange && '' != dateRange) {
		if (typeof (propName) === "undefined") {
			search.params["beginTime"] = dateRange[0];
			search.params["endTime"] = dateRange[1];
		} else {
			search.params["begin" + propName] = dateRange[0];
			search.params["end" + propName] = dateRange[1];
		}
	}
	return search;
}

// 回显数据字典
export function selectDictLabel(datas, value) {
	var actions = [];
	Object.keys(datas).some((key) => {
		if (datas[key].dictValue == ('' + value)) {
			actions.push(datas[key].dictLabel);
			return true;
		}
	})
	return actions.join('');
}

// 回显数据字典(字符串数组)
export function selectDictLabels(datas, value, separator) {
	var actions = [];
	var currentSeparator = undefined === separator ? "," : separator;
	var temp = value.split(currentSeparator);
	Object.keys(value.split(currentSeparator)).some((val) => {
		Object.keys(datas).some((key) => {
			if (datas[key].dictValue == ('' + temp[val])) {
				actions.push(datas[key].dictLabel + currentSeparator);
			}
		})
	})
	return actions.join('').substring(0, actions.join('').length - 1);
}

// 通用下载方法
export function download(fileName) {
	window.location.href = baseURL + "/common/download?fileName=" + encodeURI(fileName) + "&delete=" + true;
}

// 字符串格式化(%s )
export function sprintf(str) {
	var args = arguments, flag = true, i = 1;
	str = str.replace(/%s/g, function () {
		var arg = args[i++];
		if (typeof arg === 'undefined') {
			flag = false;
			return '';
		}
		return arg;
	});
	return flag ? str : '';
}

// 转换字符串,undefined,null等转化为""
export function praseStrEmpty(str) {
	if (!str || str == "undefined" || str == "null") {
		return "";
	}
	return str;
}

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 */
export function handleTree(data, id, parentId, children) {
	let config = {
		id: id || 'id',
		parentId: parentId || 'parentId',
		childrenList: children || 'children'
	};

	var childrenListMap = {};
	var nodeIds = {};
	var tree = [];

	for (let d of data) {
		let parentId = d[config.parentId];
		if (childrenListMap[parentId] == null) {
			childrenListMap[parentId] = [];
		}
		nodeIds[d[config.id]] = d;
		childrenListMap[parentId].push(d);
	}

	for (let d of data) {
		let parentId = d[config.parentId];
		if (nodeIds[parentId] == null) {
			tree.push(d);
		}
	}

	for (let t of tree) {
		adaptToChildrenList(t);
	}

	function adaptToChildrenList(o) {
		if (childrenListMap[o[config.id]] !== null) {
			o[config.childrenList] = childrenListMap[o[config.id]];
		}
		if (o[config.childrenList]) {
			for (let c of o[config.childrenList]) {
				adaptToChildrenList(c);
			}
		}
	}
	return tree;
}