84 lines
2.2 KiB
JavaScript
84 lines
2.2 KiB
JavaScript
import { API_BASE_URL, REQUEST_TIMEOUT_MS } from './config.js'
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/**
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* 解析后端统一响应。成功返回 data；失败抛 Error（message 为业务文案）。
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* @param {{ code?: number, message?: string, data?: any }} body
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* @param {number} [httpStatus]
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*/
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export function unwrapResponse(body, httpStatus) {
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if (body == null || typeof body !== 'object') {
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const err = new Error('网络异常，请稍后重试')
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err.code = 'BAD_RESPONSE'
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throw err
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}
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const code = body.code
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if (code === 200) {
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return body.data
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}
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const msg =
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(typeof body.message === 'string' && body.message.trim()) ||
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'请求失败'
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const err = new Error(msg)
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err.code = code
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err.httpStatus = httpStatus
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throw err
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}
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function joinUrl(path) {
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const base = (API_BASE_URL || '').replace(/\/$/, '')
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const p = path.startsWith('/') ? path : `/${path}`
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return `${base}${p}`
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}
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/**
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* @param {{ url: string, method?: string, data?: any, header?: Record<string, string> }} options
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* @returns {Promise<any>} data 字段
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*/
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export function request(options) {
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const method = (options.method || 'GET').toUpperCase()
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const url = joinUrl(options.url)
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const header = Object.assign(
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{ 'Content-Type': 'application/json' },
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options.header || {}
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)
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return new Promise((resolve, reject) => {
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uni.request({
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url,
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method,
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data: options.data,
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header,
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timeout: REQUEST_TIMEOUT_MS,
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success(res) {
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try {
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if (res.statusCode >= 200 && res.statusCode < 300) {
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resolve(unwrapResponse(res.data, res.statusCode))
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return
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}
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// HTTP 非 2xx：若 body 仍是业务包，优先展示 message
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try {
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resolve(unwrapResponse(res.data, res.statusCode))
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} catch (bizErr) {
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reject(bizErr)
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}
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} catch (e) {
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reject(e)
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}
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},
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fail() {
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const err = new Error('网络异常，请稍后重试')
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err.code = 'NETWORK'
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reject(err)
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}
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})
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})
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}
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export function get(url, header) {
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return request({ url, method: 'GET', header })
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}
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export function post(url, data, header) {
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return request({ url, method: 'POST', data, header })
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}
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