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import axios from 'axios';
export default function http (url:string,data:object = {},method:any = 'get',query?:string | object):any {
return new Promise((resolve,reject) => {
method = method.trim().toLocaleLowerCase()
let promise:any;
if(method === 'get' || method === 'delete'){
// 若无参数则不传递data
let options:object;
if(JSON.stringify(data) === '{}'){
options = { method, url };
}else{
options = { method, url, params: data};
}
// 若请求方式为delete请求，则携带请求头
if(method === 'delete'){
}
promise = axios(options);
}else if (method === 'post' || method === 'put') {
if(method === 'post' && query){
let params:string;
if(<string>query){
query = JSON.parse((<string>query));
}
for(let key in <object>query){
params = '&' + key + '=' + query[key];
}
params = params.slice(1);
url += '?' + params;
}
promise = axios({
method,
url,
data,
})
}
promise
.then((response) => {
// 请求成功返回携带成功状态及响应数据的promise对象
if(response.status === 200 || 304){
resolve(response.data)
}else{
reject(response)
}
})
.catch((error) => {
if(error.status === 404){
reject('请求资源不存在')
}else{
reject(error.message)
}
})
})
}
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