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d0c575c60c
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/*global gettext, interpolate, ngettext*/ |
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'use strict'; |
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{ |
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function show(selector) { |
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document.querySelectorAll(selector).forEach(function(el) { |
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el.classList.remove('hidden'); |
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}); |
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} |
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function hide(selector) { |
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document.querySelectorAll(selector).forEach(function(el) { |
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el.classList.add('hidden'); |
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}); |
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} |
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function showQuestion(options) { |
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hide(options.acrossClears); |
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show(options.acrossQuestions); |
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hide(options.allContainer); |
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} |
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function showClear(options) { |
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show(options.acrossClears); |
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hide(options.acrossQuestions); |
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document.querySelector(options.actionContainer).classList.remove(options.selectedClass); |
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show(options.allContainer); |
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hide(options.counterContainer); |
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} |
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function reset(options) { |
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hide(options.acrossClears); |
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hide(options.acrossQuestions); |
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hide(options.allContainer); |
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show(options.counterContainer); |
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} |
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function clearAcross(options) { |
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reset(options); |
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const acrossInputs = document.querySelectorAll(options.acrossInput); |
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acrossInputs.forEach(function(acrossInput) { |
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acrossInput.value = 0; |
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}); |
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document.querySelector(options.actionContainer).classList.remove(options.selectedClass); |
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} |
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function checker(actionCheckboxes, options, checked) { |
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if (checked) { |
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showQuestion(options); |
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} else { |
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reset(options); |
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} |
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actionCheckboxes.forEach(function(el) { |
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el.checked = checked; |
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el.closest('tr').classList.toggle(options.selectedClass, checked); |
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}); |
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} |
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function updateCounter(actionCheckboxes, options) { |
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const sel = Array.from(actionCheckboxes).filter(function(el) { |
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return el.checked; |
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}).length; |
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const counter = document.querySelector(options.counterContainer); |
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// data-actions-icnt is defined in the generated HTML
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// and contains the total amount of objects in the queryset
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const actions_icnt = Number(counter.dataset.actionsIcnt); |
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counter.textContent = interpolate( |
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ngettext('%(sel)s of %(cnt)s selected', '%(sel)s of %(cnt)s selected', sel), { |
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sel: sel, |
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cnt: actions_icnt |
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}, true); |
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const allToggle = document.getElementById(options.allToggleId); |
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allToggle.checked = sel === actionCheckboxes.length; |
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if (allToggle.checked) { |
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showQuestion(options); |
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} else { |
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clearAcross(options); |
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} |
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} |
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const defaults = { |
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actionContainer: "div.actions", |
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counterContainer: "span.action-counter", |
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allContainer: "div.actions span.all", |
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acrossInput: "div.actions input.select-across", |
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acrossQuestions: "div.actions span.question", |
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acrossClears: "div.actions span.clear", |
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allToggleId: "action-toggle", |
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selectedClass: "selected" |
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}; |
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window.Actions = function(actionCheckboxes, options) { |
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options = Object.assign({}, defaults, options); |
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let list_editable_changed = false; |
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let lastChecked = null; |
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let shiftPressed = false; |
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document.addEventListener('keydown', (event) => { |
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shiftPressed = event.shiftKey; |
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}); |
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document.addEventListener('keyup', (event) => { |
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shiftPressed = event.shiftKey; |
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}); |
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document.getElementById(options.allToggleId).addEventListener('click', function(event) { |
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checker(actionCheckboxes, options, this.checked); |
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updateCounter(actionCheckboxes, options); |
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}); |
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document.querySelectorAll(options.acrossQuestions + " a").forEach(function(el) { |
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el.addEventListener('click', function(event) { |
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event.preventDefault(); |
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const acrossInputs = document.querySelectorAll(options.acrossInput); |
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acrossInputs.forEach(function(acrossInput) { |
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acrossInput.value = 1; |
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}); |
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showClear(options); |
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}); |
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}); |
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document.querySelectorAll(options.acrossClears + " a").forEach(function(el) { |
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el.addEventListener('click', function(event) { |
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event.preventDefault(); |
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document.getElementById(options.allToggleId).checked = false; |
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clearAcross(options); |
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checker(actionCheckboxes, options, false); |
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updateCounter(actionCheckboxes, options); |
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}); |
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}); |
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function affectedCheckboxes(target, withModifier) { |
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const multiSelect = (lastChecked && withModifier && lastChecked !== target); |
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if (!multiSelect) { |
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return [target]; |
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} |
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const checkboxes = Array.from(actionCheckboxes); |
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const targetIndex = checkboxes.findIndex(el => el === target); |
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const lastCheckedIndex = checkboxes.findIndex(el => el === lastChecked); |
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const startIndex = Math.min(targetIndex, lastCheckedIndex); |
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const endIndex = Math.max(targetIndex, lastCheckedIndex); |
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const filtered = checkboxes.filter((el, index) => (startIndex <= index) && (index <= endIndex)); |
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return filtered; |
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}; |
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Array.from(document.getElementById('result_list').tBodies).forEach(function(el) { |
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el.addEventListener('change', function(event) { |
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const target = event.target; |
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if (target.classList.contains('action-select')) { |
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const checkboxes = affectedCheckboxes(target, shiftPressed); |
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checker(checkboxes, options, target.checked); |
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updateCounter(actionCheckboxes, options); |
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lastChecked = target; |
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} else { |
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list_editable_changed = true; |
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} |
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}); |
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}); |
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document.querySelector('#changelist-form button[name=index]').addEventListener('click', function(event) { |
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if (list_editable_changed) { |
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const confirmed = confirm(gettext("You have unsaved changes on individual editable fields. If you run an action, your unsaved changes will be lost.")); |
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if (!confirmed) { |
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event.preventDefault(); |
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} |
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} |
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}); |
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const el = document.querySelector('#changelist-form input[name=_save]'); |
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// The button does not exist if no fields are editable.
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if (el) { |
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el.addEventListener('click', function(event) { |
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if (document.querySelector('[name=action]').value) { |
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const text = list_editable_changed |
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? gettext("You have selected an action, but you haven’t saved your changes to individual fields yet. Please click OK to save. You’ll need to re-run the action.") |
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: gettext("You have selected an action, and you haven’t made any changes on individual fields. You’re probably looking for the Go button rather than the Save button."); |
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if (!confirm(text)) { |
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event.preventDefault(); |
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} |
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} |
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}); |
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} |
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}; |
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// Call function fn when the DOM is loaded and ready. If it is already
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// loaded, call the function now.
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// http://youmightnotneedjquery.com/#ready
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function ready(fn) { |
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if (document.readyState !== 'loading') { |
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fn(); |
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} else { |
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document.addEventListener('DOMContentLoaded', fn); |
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} |
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} |
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ready(function() { |
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const actionsEls = document.querySelectorAll('tr input.action-select'); |
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if (actionsEls.length > 0) { |
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Actions(actionsEls); |
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} |
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}); |
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} |
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