ry_app/utils/request.js

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import store from '@/store'
import config from '@/config'
import { getToken } from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import { toast, showConfirm, tansParams } from '@/utils/common'
let timeout = 10000
const baseUrl = config.baseUrl
const request = config => {
// 是否需要设置 token
const isToken = (config.headers || {}).isToken === false
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// 修复合并header而非覆盖保证Content-Type不丢失
config.header = {
'Content-Type': 'application/json;charset=UTF-8',
...config.header // 自定义header在后可覆盖默认值
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}
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// 修复Token非空时才拼接避免Bearer undefined
const token = getToken()
if (token && !isToken) {
config.header['Authorization'] = 'Bearer ' + token
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}
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console.log('Token:', token)
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console.log('请求头:', config.header)
// get请求映射params参数
if (config.params) {
let url = config.url + '?' + tansParams(config.params)
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// 修复:避免参数为空时最后多一个?比如params是空对象
url = url.endsWith('?') ? url.slice(0, -1) : url
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config.url = url
}
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return new Promise((resolve, reject) => {
const requestUrl = config.baseUrl ? config.baseUrl + config.url : baseUrl + config.url
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console.log('最终请求URL:', requestUrl)
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console.log('请求配置:', config)
uni.request({
method: config.method || 'get',
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timeout: config.timeout || timeout,
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url: requestUrl,
data: config.data,
header: config.header,
dataType: 'json'
}).then(response => {
let [error, res] = response
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// 第一步:先判断网络层错误(微信拦截/连接失败)
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if (error) {
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const errMsg = `后端接口连接异常: ${error.errMsg || error.message}`
toast(errMsg)
reject(new Error(errMsg))
return
}
// 第二步判断HTTP状态码非200的情况
if (res.statusCode !== 200) {
const errMsg = `接口HTTP异常: ${res.statusCode}`
toast(errMsg)
reject(new Error(errMsg))
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return
}
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// 第三步:处理业务状态码
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const code = res.data.code || 200
const msg = errorCode[code] || res.data.msg || errorCode['default']
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if (code === 401) {
showConfirm('登录状态已过期,您可以继续留在该页面,或者重新登录?').then(res => {
if (res.confirm) {
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store.dispatch('LogOut').then(() => {
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uni.reLaunch({ url: '/pages/login' })
})
}
})
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reject(new Error('无效的会话,或者会话已过期,请重新登录。'))
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} else if (code === 403) {
console.log('403错误详情:', res.data)
toast('没有权限访问该资源')
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reject(new Error('403'))
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} else if (code === 500) {
toast(msg)
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reject(new Error('500'))
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} else if (code !== 200) {
toast(msg)
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reject(new Error(code.toString()))
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}
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// 成功返回业务数据
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resolve(res.data)
})
.catch(error => {
let { message } = error
if (message === 'Network Error') {
message = '后端接口连接异常'
} else if (message.includes('timeout')) {
message = '系统接口请求超时'
} else if (message.includes('Request failed with status code')) {
message = '系统接口' + message.substr(message.length - 3) + '异常'
}
toast(message)
reject(error)
})
})
}
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export default request