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axios commands working #27

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146 changes: 137 additions & 9 deletions main.js
Original file line number Diff line number Diff line change
@@ -1,51 +1,179 @@
//AXIOS GLOBALS
axios.defaults.headers.common['X-Auth-Token'] = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c';


// GET REQUEST
function getTodos() {
console.log('GET Request');
// axios({
// method: 'get',
// url:'https://jsonplaceholder.typicode.com/todos',
// params:{
// _limit:5
// }
// })
// .then(res => showOutput(res))
// .catch(err =>console.log(err));
// just axios is enough because it takes get request by default
axios.get('https://jsonplaceholder.typicode.com/todos?_limit=5',{timeout:5000})
.then(res => showOutput(res))
.catch(err =>console.log(err));
}

// POST REQUEST
function addTodo() {
console.log('POST Request');
axios.post('https://jsonplaceholder.typicode.com/todos/',{
title : 'New Todo',
completed: false
})
.then(res => showOutput(res))
.catch(err =>console.log(err));
}

// PUT/PATCH REQUEST
//put will update entire resource where as patch will update incrementally
function updateTodo() {
console.log('PUT/PATCH Request');
axios.patch('https://jsonplaceholder.typicode.com/todos/1',{
title:'Updated Todo',
completed:true
})
.then(res => showOutput(res))
.catch(err =>console.log(err));
}

// DELETE REQUEST
function removeTodo() {
console.log('DELETE Request');
axios.patch('https://jsonplaceholder.typicode.com/todos/1')
.then(res => showOutput(res))
.catch(err =>console.log(err));
}

// SIMULTANEOUS DATA
//get posts and todos at once we can use axios.all
function getData() {
console.log('Simultaneous Request');
// axios.all([
// axios.get('https://jsonplaceholder.typicode.com/todos'),
// axios.get('https://jsonplaceholder.typicode.com/posts')
// ])
// .then(res=>{
// console.log(res[0]);
// console.log(res[1]);
// showOutput(res[1]);
// })
//use axios.spread inside then for better use of variables and better naming

axios.all([
axios.get('https://jsonplaceholder.typicode.com/todos?_limit=5'),
axios.get('https://jsonplaceholder.typicode.com/posts?_limit=5')
])
.then(axios.spread((todos, posts) => showOutput(posts)))
.catch(err=>console.log(err));
}

// CUSTOM HEADERS
function customHeaders() {
console.log('Custom Headers');
const config = {
headers:{
'Content-Type': 'application/json',
Authorization: 'sometoken'
}
}

axios.post('https://jsonplaceholder.typicode.com/todos/',{
title : 'New Todo',
completed: false
},
config
)
.then(res => showOutput(res))
.catch(err =>console.log(err));
}


// TRANSFORMING REQUESTS & RESPONSES
function transformResponse() {
console.log('Transform Response');
const options = {
method: 'post',
url: 'https://jsonplaceholder.typicode.com/todos',
data: {
title:'Hello world'
},
transformResponse: axios.defaults.transformResponse.concat(data =>{
data.title = data.title.toUpperCase();
return data;
})
}
axios(options).then(res => showOutput(res))
}


// ERROR HANDLING
function errorHandling() {
console.log('Error Handling');
axios.get('https://jsonplaceholder.typicode.com/todoss?_limit=5',{
// validateStatus: function(status) {
// return status < 500; //Reject only if status is greater or equal to 500
// }
})
.then(res => showOutput(res))
.catch(err => {
if(err.response){
//Server responded with a status other than 200 range
console.log(err.response.data);
console.log(err.response.status);
console.log(err.response.headers);

if(err.response.status===404){
alert('Error: Page not found');
}
} else if(err.request) {
//Request was made but no response
console.error(err.request);
} else {
console.error(err.message);
}
});
}

// CANCEL TOKEN
function cancelToken() {
console.log('Cancel Token');
const source = axios.CancelToken.source();

axios.get('https://jsonplaceholder.typicode.com/todoss?_limit=5',{
cancelToken:source.token
})
.then(res => showOutput(res))
.catch(thrown => {
if(axios.isCancel(thrown)){
console.log('Request Cancelled!', thrown.message);
}
});

if(true){
source.cancel('Request cancelled');
}
}

// INTERCEPTING REQUESTS & RESPONSES
axios.interceptors.request.use(config => {
console.log(`${config.method.toUpperCase()} request send to ${config.url}
at ${new Date().getTime()}`
);

return config;
},
error => {
return Promise.reject(error);
}
);


// AXIOS INSTANCES
const axiosInstances = axios.create({
//Other custom settings
baseURL: 'https://jsonplaceholder.typicode.com/todoss'
});

//axiosInstances.get('/comments').then(res => showOutput(res));


// Show output in browser
function showOutput(res) {
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