rumine-web/static/admin/js/actions.js

205 lines
7.9 KiB
JavaScript
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/*global gettext, interpolate, ngettext*/
'use strict';
{
function show(selector) {
document.querySelectorAll(selector).forEach(function(el) {
el.classList.remove('hidden');
});
}
function hide(selector) {
document.querySelectorAll(selector).forEach(function(el) {
el.classList.add('hidden');
});
}
function showQuestion(options) {
hide(options.acrossClears);
show(options.acrossQuestions);
hide(options.allContainer);
}
function showClear(options) {
show(options.acrossClears);
hide(options.acrossQuestions);
document.querySelector(options.actionContainer).classList.remove(options.selectedClass);
show(options.allContainer);
hide(options.counterContainer);
}
function reset(options) {
hide(options.acrossClears);
hide(options.acrossQuestions);
hide(options.allContainer);
show(options.counterContainer);
}
function clearAcross(options) {
reset(options);
const acrossInputs = document.querySelectorAll(options.acrossInput);
acrossInputs.forEach(function(acrossInput) {
acrossInput.value = 0;
});
document.querySelector(options.actionContainer).classList.remove(options.selectedClass);
}
function checker(actionCheckboxes, options, checked) {
if (checked) {
showQuestion(options);
} else {
reset(options);
}
actionCheckboxes.forEach(function(el) {
el.checked = checked;
el.closest('tr').classList.toggle(options.selectedClass, checked);
});
}
function updateCounter(actionCheckboxes, options) {
const sel = Array.from(actionCheckboxes).filter(function(el) {
return el.checked;
}).length;
const counter = document.querySelector(options.counterContainer);
// data-actions-icnt is defined in the generated HTML
// and contains the total amount of objects in the queryset
const actions_icnt = Number(counter.dataset.actionsIcnt);
counter.textContent = interpolate(
ngettext('%(sel)s of %(cnt)s selected', '%(sel)s of %(cnt)s selected', sel), {
sel: sel,
cnt: actions_icnt
}, true);
const allToggle = document.getElementById(options.allToggleId);
allToggle.checked = sel === actionCheckboxes.length;
if (allToggle.checked) {
showQuestion(options);
} else {
clearAcross(options);
}
}
const defaults = {
actionContainer: "div.actions",
counterContainer: "span.action-counter",
allContainer: "div.actions span.all",
acrossInput: "div.actions input.select-across",
acrossQuestions: "div.actions span.question",
acrossClears: "div.actions span.clear",
allToggleId: "action-toggle",
selectedClass: "selected"
};
window.Actions = function(actionCheckboxes, options) {
options = Object.assign({}, defaults, options);
let list_editable_changed = false;
let lastChecked = null;
let shiftPressed = false;
document.addEventListener('keydown', (event) => {
shiftPressed = event.shiftKey;
});
document.addEventListener('keyup', (event) => {
shiftPressed = event.shiftKey;
});
document.getElementById(options.allToggleId).addEventListener('click', function(event) {
checker(actionCheckboxes, options, this.checked);
updateCounter(actionCheckboxes, options);
});
document.querySelectorAll(options.acrossQuestions + " a").forEach(function(el) {
el.addEventListener('click', function(event) {
event.preventDefault();
const acrossInputs = document.querySelectorAll(options.acrossInput);
acrossInputs.forEach(function(acrossInput) {
acrossInput.value = 1;
});
showClear(options);
});
});
document.querySelectorAll(options.acrossClears + " a").forEach(function(el) {
el.addEventListener('click', function(event) {
event.preventDefault();
document.getElementById(options.allToggleId).checked = false;
clearAcross(options);
checker(actionCheckboxes, options, false);
updateCounter(actionCheckboxes, options);
});
});
function affectedCheckboxes(target, withModifier) {
const multiSelect = (lastChecked && withModifier && lastChecked !== target);
if (!multiSelect) {
return [target];
}
const checkboxes = Array.from(actionCheckboxes);
const targetIndex = checkboxes.findIndex(el => el === target);
const lastCheckedIndex = checkboxes.findIndex(el => el === lastChecked);
const startIndex = Math.min(targetIndex, lastCheckedIndex);
const endIndex = Math.max(targetIndex, lastCheckedIndex);
const filtered = checkboxes.filter((el, index) => (startIndex <= index) && (index <= endIndex));
return filtered;
};
Array.from(document.getElementById('result_list').tBodies).forEach(function(el) {
el.addEventListener('change', function(event) {
const target = event.target;
if (target.classList.contains('action-select')) {
const checkboxes = affectedCheckboxes(target, shiftPressed);
checker(checkboxes, options, target.checked);
updateCounter(actionCheckboxes, options);
lastChecked = target;
} else {
list_editable_changed = true;
}
});
});
document.querySelector('#changelist-form button[name=index]').addEventListener('click', function(event) {
if (list_editable_changed) {
const confirmed = confirm(gettext("You have unsaved changes on individual editable fields. If you run an action, your unsaved changes will be lost."));
if (!confirmed) {
event.preventDefault();
}
}
});
const el = document.querySelector('#changelist-form input[name=_save]');
// The button does not exist if no fields are editable.
if (el) {
el.addEventListener('click', function(event) {
if (document.querySelector('[name=action]').value) {
const text = list_editable_changed
? gettext("You have selected an action, but you havent saved your changes to individual fields yet. Please click OK to save. Youll need to re-run the action.")
: gettext("You have selected an action, and you havent made any changes on individual fields. Youre probably looking for the Go button rather than the Save button.");
if (!confirm(text)) {
event.preventDefault();
}
}
});
}
// Sync counter when navigating to the page, such as through the back
// button.
window.addEventListener('pageshow', (event) => updateCounter(actionCheckboxes, options));
};
// Call function fn when the DOM is loaded and ready. If it is already
// loaded, call the function now.
// http://youmightnotneedjquery.com/#ready
function ready(fn) {
if (document.readyState !== 'loading') {
fn();
} else {
document.addEventListener('DOMContentLoaded', fn);
}
}
ready(function() {
const actionsEls = document.querySelectorAll('tr input.action-select');
if (actionsEls.length > 0) {
Actions(actionsEls);
}
});
}