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API explorer: persist form state in # in URL, refs #1871

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Simon Willison 2022-11-13 20:12:36 -08:00
commit c603faac5b
1 changed files with 26 additions and 0 deletions
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26
datasette/templates/api_explorer.html
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@ -65,6 +65,24 @@ var getForm = document.getElementById('api-explorer-get');
var output = document.getElementById('output');
var errorList = output.querySelector('.errors');
// On first load, populate forms from # in URL, if present
if (window.location.hash) {
var hash = window.location.hash.slice(1);
// Treat hash as a foo=bar string and parse it:
var params = new URLSearchParams(hash);
var method = params.get('method');
if (method == 'GET') {
getForm.closest('details').open = true;
postForm.closest('details').open = false;
getForm.querySelector('input[name="path"]').value = params.get('path');
} else if (method == 'POST') {
postForm.closest('details').open = true;
getForm.closest('details').open = false;
postForm.querySelector('input[name="path"]').value = params.get('path');
postForm.querySelector('textarea[name="json"]').value = params.get('json');
}
}
// Cause GET and POST regions to toggle each other
var getDetails = getForm.closest('details');
var postDetails = postForm.closest('details');
@ -82,6 +100,10 @@ postDetails.addEventListener('toggle', (ev) => {
getForm.addEventListener("submit", (ev) => {
ev.preventDefault();
var formData = new FormData(getForm);
// Update URL fragment hash
var serialized = new URLSearchParams(formData).toString() + '&method=GET';
window.history.pushState({}, "", location.pathname + '#' + serialized);
// Send the request
var path = formData.get('path');
fetch(path, {
method: 'GET',
@ -103,6 +125,10 @@ getForm.addEventListener("submit", (ev) => {
postForm.addEventListener("submit", (ev) => {
ev.preventDefault();
var formData = new FormData(postForm);
// Update URL fragment hash
var serialized = new URLSearchParams(formData).toString() + '&method=POST';
window.history.pushState({}, "", location.pathname + '#' + serialized);
// Send the request
var json = formData.get('json');
var path = formData.get('path');
// Validate JSON