Simplify js

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zandercymatics 2024-06-11 10:44:06 -06:00
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commit 4d3578a80c
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@ -296,130 +296,70 @@ function initializeWidgetOnList(list, parentId) {
}
/** An IIFE for admin in DjangoAdmin to listen to changes on the domain request
* status select and to show/hide fields like rejection reason or action needed reason
* status select and to show/hide the rejection reason
*/
(function (){
// Hides or shows a given field based off of the current value of the given status selector,
// and stores its state in the session.
function showHideFieldsOnStatusChange(elementToHide, statusToShowOn, sessionObjectName) {
if (elementToHide) {
let statusSelect = document.getElementById('id_status')
let rejectionReasonFormGroup = document.querySelector('.field-rejection_reason')
let actionNeededReasonFormGroup = document.querySelector('.field-action_needed_reason');
let shouldHide = statusSelect.value != statusToShowOn
// Initial handling of parentFormGroup display
hideOrShowDomObject(elementToHide, hideObject=shouldHide)
if (rejectionReasonFormGroup && actionNeededReasonFormGroup) {
let statusSelect = document.getElementById('id_status')
let isRejected = statusSelect.value == "rejected"
let isActionNeeded = statusSelect.value == "action needed"
// Initial handling of rejectionReasonFormGroup display
showOrHideObject(rejectionReasonFormGroup, show=isRejected)
showOrHideObject(actionNeededReasonFormGroup, show=isActionNeeded)
// Listen to change events and handle rejectionReasonFormGroup display, then save status to session storage
statusSelect.addEventListener('change', function() {
// Hide the object only if we're in an invalid state
shouldHide = statusSelect.value != statusToShowOn
// Show the rejection reason field if the status is rejected.
// Then track if its shown or hidden in our session cache.
isRejected = statusSelect.value == "rejected"
showOrHideObject(rejectionReasonFormGroup, show=isRejected)
addOrRemoveSessionBoolean("showRejectionReason", add=isRejected)
// Hide the action needed field if we're on a different status type
hideOrShowDomObject(elementToHide, hideObject=shouldHide)
// Add a key to our session storage to track if we should hide the object automatically
// (to catch the edge case where you click the back button)
if (!shouldHide){
sessionStorage.removeItem(sessionObjectName);
}else {
sessionStorage.setItem(sessionObjectName, 'true');
}
isActionNeeded = statusSelect.value == "action needed"
showOrHideObject(actionNeededReasonFormGroup, show=isActionNeeded)
addOrRemoveSessionBoolean("showActionNeededReason", add=isActionNeeded)
});
}
}
// Adds or removes the display-none class to object depending on the value of boolean hideObject
function hideOrShowDomObject(object, hideObject){
if (object){
if (hideObject){
object.classList.add("display-none");
}else {
object.classList.remove("display-none");
}
}
}
// Listen to Back/Forward button navigation and handle rejectionReasonFormGroup display based on session storage
// When you navigate using forward/back after changing status but not saving, when you land back on the DA page the
// status select will say (for example) Rejected but the selected option can be something else. To manage the show/hide
// accurately for this edge case, we use cache and test for the back/forward navigation.
function handleBackButtonObserver(fieldsToObserve) {
const observer = new PerformanceObserver((list) => {
list.getEntries().forEach((entry) => {
// This currently only handles the navigation buttons
if (entry.type === "back_forward") {
// For each field we specify...
fieldsToObserve.forEach((fieldName) => {
fieldClass = `.field-${fieldName}`
field = document.querySelector(fieldClass)
// ...Grab its related session object to determine if it should be visible or not
if (field) {
shouldHideField = sessionStorage.getItem(`hide_${fieldName}`)
hideOrShowDomObject(field, hideObject=shouldHideField)
}else {
console.error(`Could not find field with class ${fieldClass}`)
}
});
let showRejectionReason = sessionStorage.getItem("showRejectionReason") !== null
showOrHideObject(rejectionReasonFormGroup, show=showRejectionReason)
let hideActionNeededReason = sessionStorage.getItem("showActionNeededReason") !== null
showOrHideObject(actionNeededReasonFormGroup, show=hideActionNeededReason)
}
});
});
observer.observe({ type: "navigation" });
}
// Links the given field we want to show/hide with a given value of the status selector,
// and maintains this state with a given session object.
// For now, we assume that the session object follows this pattern: `hide_${field_name}`
function handleStatusChanges() {
// Show/hide the rejection reason
let rejectionReasonFormGroup = document.querySelector('.field-rejection_reason')
// element to hide, statusToShowOn, sessionObjectName
showHideFieldsOnStatusChange(rejectionReasonFormGroup, "rejected", "hide_rejection_reason");
// Show/hide the action needed reason
let actionNeededReasonFormGroup = document.querySelector('.field-action_needed_reason');
// element to hide, statusToShowOn, sessionObjectName
showHideFieldsOnStatusChange(actionNeededReasonFormGroup, "action needed", "hide_action_needed_reason");
// Move the status changelog to below the action needed reason
if(actionNeededReasonFormGroup){
document.addEventListener('DOMContentLoaded', function() {
let statusSelect = document.getElementById('id_status');
function moveStatusChangelog(actionNeededReasonFormGroup, statusSelect) {
let flexContainer = actionNeededReasonFormGroup.querySelector('.flex-container');
let statusChangelog = document.getElementById('dja-status-changelog');
if (statusSelect.value === "action needed") {
flexContainer.parentNode.insertBefore(statusChangelog, flexContainer.nextSibling);
// Adds or removes the display-none class to object depending on the value of boolean show
function showOrHideObject(object, show){
if (show){
object.classList.remove("display-none");
}else {
// Move the changelog back to its original location
let statusFlexContainer = statusSelect.closest('.flex-container');
statusFlexContainer.parentNode.insertBefore(statusChangelog, statusFlexContainer.nextSibling);
object.classList.add("display-none");
}
}
// Call the function on page load
moveStatusChangelog(actionNeededReasonFormGroup, statusSelect);
// Add event listener to handle changes to the selector itself
statusSelect.addEventListener('change', function() {
moveStatusChangelog(actionNeededReasonFormGroup, statusSelect);
})
});
// Adds or removes a boolean from our session
function addOrRemoveSessionBoolean(name, add){
if (add) {
sessionStorage.setItem(name, "true");
}else {
sessionStorage.removeItem(name);
}
}
// Hookup the fields that we want to programatically show/hide depending on the current value of the status field.
// Add your field name to this function if you are adding another dynamic field.
handleStatusChanges();
// Add an observer to each field to track when the back button is pressed. This is so
// our current state doesn't get wiped by browser events.
// Add a field name to this array if you are adding another dynamic field.
let fieldsToObserve = ["rejection_reason", "action_needed_reason"]
handleBackButtonObserver(fieldsToObserve);
})();
/** An IIFE for toggling the submit bar on domain request forms