98 lines
2.4 KiB
JavaScript
98 lines
2.4 KiB
JavaScript
/**
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* 统一网络请求封装
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* 对标 PC 前端 src/api/index.js 的设计
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* - 自动注入 cookie
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* - 统一解析 err_code / return 字段
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* - Cookie 过期自动清理并跳转登录
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*/
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import { userStore } from '../store/user.js'
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const API_BASE = '/api'
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/**
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* 底层 POST 请求
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* @param {string} path - 接口路径，如 /users/login
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* @param {object} data - 业务数据（会被包在 data 字段下）
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* @returns {Promise<{errCode, data, raw}>}
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*/
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function post(path, data = {}) {
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const body = { data }
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// 自动注入 cookie
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const cookieValue = userStore.getCookieValue()
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if (cookieValue) {
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body.userCookieValue = cookieValue
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}
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return new Promise((resolve, reject) => {
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uni.request({
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url: API_BASE + path,
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method: 'POST',
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header: { 'Content-Type': 'application/json' },
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data: body,
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timeout: 15000,
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success(res) {
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const raw = res.data
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const errCode = raw?.err_code ?? -1
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// Cookie 过期（err_code === -44），自动登出并跳转登录
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if (errCode === -44) {
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userStore.logout()
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uni.reLaunch({ url: '/pages/signin' })
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reject(new Error('Cookie expired'))
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return
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}
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resolve({
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errCode,
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data: raw?.return ?? null,
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raw,
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})
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},
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fail(err) {
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uni.showToast({ title: '网络连接失败', icon: 'none' })
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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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/**
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* 上传文件（FormData）
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* @param {string} path - 接口路径
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* @param {string} filePath - 本地文件路径（uni.chooseImage 返回的 tempFilePaths[0]）
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* @param {string} name - 文件字段名，默认 'file'
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*/
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function upload(path, filePath, name = 'file') {
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const cookieValue = userStore.getCookieValue()
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return new Promise((resolve, reject) => {
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uni.uploadFile({
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url: API_BASE + path,
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filePath,
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name,
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formData: cookieValue ? { cookie: cookieValue } : {},
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timeout: 30000,
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success(res) {
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try {
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const raw = JSON.parse(res.data)
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resolve({
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errCode: raw?.err_code ?? -1,
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data: raw?.return ?? null,
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raw,
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})
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} catch {
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reject(new Error('JSON parse error'))
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}
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},
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fail(err) {
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uni.showToast({ title: '上传失败', icon: 'none' })
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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 const request = { post, upload }
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