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topicsubscriptions.js: No longer assume both buttons and links exist in DOM

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Bug: T360942
Bug: T359751
Change-Id: I98d50a734dc9bd37d7d488ed97d5a47e65790587
This commit is contained in:
Ed Sanders 2024-03-26 15:02:55 +00:00
parent 30d911b649
commit eb92db2b08
1 changed files with 16 additions and 7 deletions
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23
modules/topicsubscriptions.js
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@ -166,7 +166,9 @@ function initTopicSubscriptions( $container, threadItemSet ) {
buttonsByName[ name ] = button;
// Restore data attribute
button.$element[ 0 ].setAttribute( 'data-mw-subscribed', String( subscribedStateTemp ) );
if ( subscribedStateTemp !== null ) {
button.$element[ 0 ].setAttribute( 'data-mw-subscribed', String( subscribedStateTemp ) );
}
var title = mw.config.get( 'wgRelevantPageName' ) + '#' + headingItem.getLinkableTitle();
@ -426,15 +428,18 @@ function updateSubscriptionStates( $container, headingsToUpdate ) {
for ( var headingName in headingsToUpdate ) {
var link = linksByName[ headingName ];
var button = buttonsByName[ headingName ];
// We can get the subscription state from the link or the button
var subscribedState = getSubscribedStateFromElement( link );
var subscribedState = getSubscribedStateFromElement( link || button.$element[ 0 ] );
if ( subscribedState === STATE_AUTOSUBSCRIBED ) {
maybeShowFirstTimeAutoTopicSubPopup();
} else if ( subscribedState === null || subscribedState === STATE_UNSUBSCRIBED ) {
topicsToCheck.push( headingName );
pendingLinks.push( link );
pendingButtons.push( button );
if ( link ) {
pendingLinks.push( link );
}
if ( button ) {
pendingButtons.push( button );
}
}
}
$( pendingLinks ).addClass( 'ext-discussiontools-init-section-subscribe-link-pending' );
@ -469,8 +474,12 @@ function updateSubscriptionStates( $container, headingsToUpdate ) {
// Update state of each topic for which there is a subscription
for ( var subItemName in response.subscriptions ) {
var state = response.subscriptions[ subItemName ];
updateSubscribeLink( linksByName[ subItemName ], state );
updateSubscribeButton( buttonsByName[ subItemName ], state );
if ( linksByName[ subItemName ] ) {
updateSubscribeLink( linksByName[ subItemName ], state );
}
if ( buttonsByName[ subItemName ] ) {
updateSubscribeButton( buttonsByName[ subItemName ], state );
}
if ( state === STATE_AUTOSUBSCRIBED ) {
maybeShowFirstTimeAutoTopicSubPopup();
}