有什么可以帮助我吗?
我不断收到来自Axios的400个错误请求。
我可以传递GET请求并确认其正常运行。
我使用以下代码创建 http-common.js 文件:
import axios from 'axios';
export default axios.create({
baseURL: 'https://5fa97367c9b4e90016e6a7ec.mockapi.io/api',
headers: {
'Content-type': 'application/json'
}
});
然后,我创建一个使用上述axios对象发送HTTP请求的服务。
TodoService.js
import http from '../http-common/http-common';
const getAll=()=>{
return http.get('/todos');
};
const get=id=>{
return http.get(`/todos/${id}`);
};
const create=data=> {
return http.post('/todos',data);
};
const update=(id,data)=>{
return http.put(`/todos/${id}`,data);
};
const remove = id => {
return http.delete(`/todos/${id}`);
};
const removeAll = () => {
return http.delete(`/todos`);
};
const findByTitle = title => {
return http.get(`/todos?title=${title}`);
};
export default {getAll,get,create,update,remove,removeAll,findByTitle};
然后,我在AddTodos组件中使用TodoDataService.create(data)...。
AddTodos.js
import React, { useState } from 'react';
import TodoDataService from '../services/TodoService';
const AddTodos = () => {
const initialTodoState={
id:null,
title: '',
isDone: false,
user: ''
};
const [todo,setTodo]=useState(initialTodoState);
const [submitted,setSubmitted]=useState(false);
const handleInputChange=event=>{
const {name,value}=event.target;
setTodo({...todo,[name]:value});
};
const saveTodo =()=>{
var data={
title: todo.title,
isDone:todo.isDone,
user: todo.user
};
console.log(data);
TodoDataService.create(data)
.then(response => {
setTodo({
id:response.data.id,
title: response.data.title,
isDone: response.data.isDone,
user: response.data.user
});
setSubmitted(true);
console.log(response.data);
})
.catch(e => {
console.log(e);
});
};
const newTodo=()=>{
setTodo(initialTodoState);
setSubmitted(false);
};
return (
<div className="submit-form">
{submitted ? (
<div> //...
) : (
<div>
<div className="form-group"> //... </div>
<div className="form-group"> //... </div>
<button onClick={saveTodo} className="btn btn-success">
Submit
</button>
</div>
)}
</div>
)
}
export default AddTodos;
点击提交时,出现此错误:
答案 0 :(得分:1)
我重新创建了您的api调用并收到了以下响应:
await fetch('https://5fa97367c9b4e90016e6a7ec.mockapi.io/api/todos', {
method: 'POST', body: JSON.stringify({id: "123",title: "homework", isDone: false, user: "foo"})})
.then(response => response.json())
.then(data => {
console.log(data)
})
error 400 "Max number of elements reached for this resource!"
您需要删除一些记录才能插入新记录
因此删除记录后:
await fetch('https://5fa97367c9b4e90016e6a7ec.mockapi.io/api/todos/1', {
method: 'DELETE'})
.then(response => response.json())
.then(data => {
console.log(data)
})
VM623:5 {id:“ 1”,标题:“ deneme”,isDone:true,用户:“ cafererensimsek”}
并发布一个新的,现在可以了