Created
April 23, 2018 12:35
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| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8" /> | |
| <title>redir</title> | |
| </head> | |
| <body> | |
| <input id="input" type="number" value="403" /> | |
| <button id="button">Action</button> | |
| <script> | |
| const checkStatus = (resp) => { | |
| if (resp.ok === false) { | |
| return Promise.reject({ code: '50x', message: 'response failed' }); | |
| } | |
| switch (resp.status) { | |
| case 403: | |
| console.log('reject!'); | |
| return Promise.reject({ code: 403, message: 'invalid token or whatever' }); | |
| default: | |
| return resp; | |
| } | |
| }; | |
| const parseJSON = (resp) => | |
| resp.json(); | |
| const handleError = (err) => { | |
| console.log('handleError', err); | |
| if (err.code && err.code === 403) { | |
| return window.location.replace('https://yle.fi'); | |
| } | |
| } | |
| const handleClick = (statusCodeInput, e) => { | |
| const statusCode = parseInt(statusCodeInput.value, 10); | |
| console.log(statusCode); | |
| Promise | |
| .resolve({ status: statusCode, json: () => { return { id: 42 }; }}) | |
| .then(checkStatus) | |
| .then(parseJSON) | |
| .then(console.log) | |
| .catch(handleError) | |
| // window.location.replace('https://yle.fi'); | |
| }; | |
| const eInput = document.getElementById('input'); | |
| const eButton = document.getElementById('button'); | |
| eButton.addEventListener('click', handleClick.bind(null, eInput)); | |
| </script> | |
| </body> | |
| </html> |
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