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November 12, 2017 13:29
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Form for Cip
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| <html> | |
| <form> | |
| <select name="app"> | |
| <option value="app1">App 1</option> | |
| <option value="amazingAppMuchWow">App 2</option> | |
| </select> | |
| <input name="serial" placeholder="Serial goes here" type="text" /> | |
| <button type="submit">Gimme an url!</button> | |
| <div class="pair"> | |
| <input type="text" placeholder="key"/> | |
| <input type="text" placeholder="value"/> | |
| </div> | |
| </form> | |
| <button id="add">Add pair</button> | |
| <p id="output"></p> | |
| <script> | |
| const form = document.querySelector('form'); | |
| function makeUrl(app, serial, params) { | |
| let url = `baseUrlReplaceWhenNeeded/${app}${serial || params ? '?' : ''}`; | |
| if (serial) { | |
| url += `serial=${serial}`; | |
| } | |
| if (params) { | |
| url += `${serial ? '&' : ''}tracking=${encodeURIComponent( | |
| JSON.stringify(params) | |
| )}`; | |
| } | |
| return url; | |
| } | |
| document.querySelector('#add').addEventListener('click', function(e) { | |
| const pair = document.createElement('div'); | |
| pair.className = 'pair'; | |
| pair.innerHTML = `<input type="text" placeholder="key"/> | |
| <input type="text" placeholder="value"/>`; | |
| form.appendChild(pair); | |
| }); | |
| form.addEventListener('submit', function(e) { | |
| e.preventDefault(); | |
| let data = {}; | |
| const pairs = Array.from(e.target.elements); | |
| for (let i = 3; i < pairs.length; i += 2) { | |
| let key = pairs[i].value; | |
| let value = pairs[i + 1].value; | |
| if (key && value) { | |
| data[key] = value; | |
| } | |
| } | |
| const app = document.querySelector('select[name="app"]').value; | |
| const serial = document.querySelector('input[name="serial"]').value; | |
| let params; | |
| if (Object.keys(data).length > 0) { | |
| params = JSON.stringify(data); | |
| } | |
| const url = makeUrl(app, serial, params); | |
| document.querySelector('#output').innerText = url; | |
| }); | |
| </script> | |
| </html> |
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