139 lines
3.2 KiB
JavaScript
139 lines
3.2 KiB
JavaScript
/**
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* 数据解析工具
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* 用于统一处理后端返回的各种数据结构
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*/
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/**
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* 智能解析列表数据
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* 支持多种返回格式：
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* - 直接数组: [...]
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* - 分页对象: { records: [...], total: 10 }
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* - 列表对象: { list: [...] }
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* - 嵌套对象: { data: [...] } 或 { data: { records: [...] } }
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*
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* @param {*} response - API响应数据
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* @returns {Array} - 解析后的数组
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*/
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export function parseListData(response) {
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// 如果是null或undefined，返回空数组
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if (!response) {
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return []
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}
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// 直接返回数组
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if (Array.isArray(response)) {
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return response
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}
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// 分页对象：{ records: [...], total: 10 }
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if (response.records && Array.isArray(response.records)) {
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return response.records
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}
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// 列表对象：{ list: [...] }
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if (response.list && Array.isArray(response.list)) {
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return response.list
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}
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// 嵌套在data中
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if (response.data) {
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// { data: [...] }
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if (Array.isArray(response.data)) {
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return response.data
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}
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// { data: { records: [...] } }
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if (response.data.records && Array.isArray(response.data.records)) {
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return response.data.records
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}
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// { data: { list: [...] } }
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if (response.data.list && Array.isArray(response.data.list)) {
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return response.data.list
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}
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}
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// 如果都不匹配，返回空数组
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console.warn('无法解析列表数据，返回空数组:', response)
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return []
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}
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/**
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* 智能解析分页数据
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* 返回格式: { list: [], total: 0, hasMore: false }
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*
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* @param {*} response - API响应数据
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* @param {number} pageSize - 每页数量
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* @returns {Object} - { list: [], total: 0, hasMore: false }
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*/
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export function parsePageData(response, pageSize = 10) {
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const list = parseListData(response)
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let total = 0
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if (response && typeof response === 'object') {
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total = response.total || response.totalCount || response.count || list.length
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}
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return {
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list,
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total,
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hasMore: list.length >= pageSize
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}
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}
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/**
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* 智能解析详情数据
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*
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* @param {*} response - API响应数据
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* @returns {Object|null} - 详情对象或null
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*/
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export function parseDetailData(response) {
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if (!response) {
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return null
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}
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// 如果是对象且不是数组，直接返回
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if (typeof response === 'object' && !Array.isArray(response)) {
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// 如果有data字段，返回data
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if (response.data && typeof response.data === 'object' && !Array.isArray(response.data)) {
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return response.data
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}
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return response
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}
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return null
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}
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/**
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* 安全获取对象属性
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*
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* @param {Object} obj - 对象
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* @param {string} path - 属性路径，如 'user.name' 或 'data.records[0].name'
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* @param {*} defaultValue - 默认值
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* @returns {*} - 属性值或默认值
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*/
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export function safeGet(obj, path, defaultValue = undefined) {
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if (!obj || !path) {
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return defaultValue
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}
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const keys = path.replace(/\[(\d+)\]/g, '.$1').split('.')
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let result = obj
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for (const key of keys) {
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if (result === null || result === undefined) {
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return defaultValue
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}
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result = result[key]
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}
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return result === undefined ? defaultValue : result
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}
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export default {
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parseListData,
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parsePageData,
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parseDetailData,
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safeGet
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}
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