index.js
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import buildURL from '../helpers/buildURL'
import buildFullPath from '../core/buildFullPath'
import settle from '../core/settle'
import { isUndefined } from '../utils'
/**
* 返回可选值存在的配置
* @param {Array} keys - 可选值数组
* @param {Object} config2 - 配置
* @return {{}} - 存在的配置项
*/
const mergeKeys = (keys, config2) => {
const config = {}
keys.forEach((prop) => {
if (!isUndefined(config2[prop])) {
config[prop] = config2[prop]
}
})
return config
}
export default (config) => new Promise((resolve, reject) => {
const fullPath = buildURL(buildFullPath(config.baseURL, config.url), config.params)
const _config = {
url: fullPath,
header: config.header,
complete: (response) => {
config.fullPath = fullPath
response.config = config
try {
// 对可能字符串不是json 的情况容错
if (typeof response.data === 'string') {
response.data = JSON.parse(response.data)
}
// eslint-disable-next-line no-empty
} catch (e) {
}
settle(resolve, reject, response)
}
}
let requestTask
if (config.method === 'UPLOAD') {
delete _config.header['content-type']
delete _config.header['Content-Type']
const otherConfig = {
// #ifdef MP-ALIPAY
fileType: config.fileType,
// #endif
filePath: config.filePath,
name: config.name
}
const optionalKeys = [
// #ifdef APP-PLUS || H5
'files',
// #endif
// #ifdef H5
'file',
// #endif
// #ifdef H5 || APP-PLUS
'timeout',
// #endif
'formData'
]
requestTask = uni.uploadFile({ ..._config, ...otherConfig, ...mergeKeys(optionalKeys, config) })
} else if (config.method === 'DOWNLOAD') {
// #ifdef H5 || APP-PLUS
if (!isUndefined(config.timeout)) {
_config.timeout = config.timeout
}
// #endif
requestTask = uni.downloadFile(_config)
} else {
const optionalKeys = [
'data',
'method',
// #ifdef H5 || APP-PLUS || MP-ALIPAY || MP-WEIXIN
'timeout',
// #endif
'dataType',
// #ifndef MP-ALIPAY
'responseType',
// #endif
// #ifdef APP-PLUS
'sslVerify',
// #endif
// #ifdef H5
'withCredentials',
// #endif
// #ifdef APP-PLUS
'firstIpv4'
// #endif
]
requestTask = uni.request({ ..._config, ...mergeKeys(optionalKeys, config) })
}
if (config.getTask) {
config.getTask(requestTask, config)
}
})