detection-business/utils/utils.js

import request from "./request";
import {
	setStorageWithExpiry,
	getStorageWithExpiry
} from './auth'

export async function getDictDataByType(type) {
	let data = getStorageWithExpiry(type);
	if (data === null || data === undefined || data.length == 0) {
		try {
			const response = await request({
				url: '/system/dict-data/type',
				method: 'get',
				params: {
					type
				}
			});
			data = response.data;
			setStorageWithExpiry(type, data, 3600); // 存储数据并设置过期时间
		} catch (error) {
			console.error("请求字典数据时出现了异常:", error);
			throw error; // 确保错误能够被外部捕获
		}
	}
	return data;
}

export function formatDate(timestamp) {
	if (!timestamp) {
		return ""
	}
	// 将时间戳转换为Date对象
	const date = new Date(timestamp);
	// 获取年月日时分秒
	const year = date.getFullYear();
	const month = (date.getMonth() + 1).toString().padStart(2, '0');
	const day = date.getDate().toString().padStart(2, '0');
	// 组合成日期时间字符串
	return `${year}-${month}-${day}`;
}
export function formatDateChinese(timestamp) {
	// 将时间戳转换为Date对象
	const date = new Date(timestamp);
	// 获取年月日时分秒
	const year = date.getFullYear();
	const month = (date.getMonth() + 1).toString().padStart(2, '0');
	const day = date.getDate().toString().padStart(2, '0');
	// 组合成日期时间字符串
	return `${year}年${month}月${day}日`;
}

export function formatDateTimeToMinute(timestamp) {
	// 将时间戳转换为 Date 对象
	const date = new Date(timestamp);
	// 获取年月日时分
	const year = date.getFullYear();
	const month = (date.getMonth() + 1).toString().padStart(2, '0');
	const day = date.getDate().toString().padStart(2, '0');
	const hours = date.getHours().toString().padStart(2, '0');
	const minutes = date.getMinutes().toString().padStart(2, '0');
	// 组合成日期时间字符串（格式：yyyy-MM-dd hh:mm）
	return `${year}-${month}-${day} ${hours}:${minutes}`;
}

/**
 * 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'
 * @param {*} rootId 根Id 默认 0
 */
export function handleTree(data, id, parentId, children, rootId) {
	id = id || 'id'
	parentId = parentId || 'parentId'
	children = children || 'children'
	rootId = rootId || Math.min.apply(Math, data.map(item => {
		return item[parentId]
	})) || 0
	//对源数据深度克隆
	const cloneData = JSON.parse(JSON.stringify(data))
	//循环所有项
	const treeData = cloneData.filter(father => {
		let branchArr = cloneData.filter(child => {
			//返回每一项的子级数组
			return father[id] === child[parentId]
		});
		branchArr.length > 0 ? father.children = branchArr : '';
		//返回第一层
		return father[parentId] === rootId;
	});
	return treeData !== '' ? treeData : data;
}