Package com.example.breeze_seas

Class EventCommentsDB

java.lang.Object

com.example.breeze_seas.EventCommentsDB

public final class EventCommentsDB
extends Object

EventCommentsDB provides event-scoped Firestore access for realtime comment viewing, posting, and organizer deletion.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	EventCommentsDB.CommentMutationCallback	Callback used for individual comment mutations.
static interface	EventCommentsDB.CommentsUpdatedCallback	Callback used when the current event's comments change in realtime.

Constructor Summary

Constructors

Constructor	Description
EventCommentsDB()	Creates a Firestore-backed comments data helper.

Method Summary

Modifier and Type	Method	Description
void	addComment(Event event, User user, String body, boolean authorOrganizer, EventCommentsDB.CommentMutationCallback callback)	Adds one new comment to the given event's comments subcollection.
void	deleteComment(String eventId, String commentId, EventCommentsDB.CommentMutationCallback callback)	Deletes one comment from the given event's comments subcollection.
void	startCommentsListen(String eventId, EventCommentsDB.CommentsUpdatedCallback callback)	Starts listening for realtime comments updates on one event.
void	stopCommentsListen()	Stops the active realtime comments listener, if one exists.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

EventCommentsDB

public EventCommentsDB()

Creates a Firestore-backed comments data helper.

Method Details

startCommentsListen

public void startCommentsListen(@NonNull
 String eventId,
 @NonNull
 EventCommentsDB.CommentsUpdatedCallback callback)

Starts listening for realtime comments updates on one event.

Parameters:

eventId - Identifier of the event whose comments should be observed.

callback - Listener that receives updated comment snapshots and errors.

stopCommentsListen

public void stopCommentsListen()

Stops the active realtime comments listener, if one exists.

addComment

public void addComment(@NonNull
 Event event,
 @Nullable
 User user,
 @NonNull
 String body,
 boolean authorOrganizer,
 @NonNull
 EventCommentsDB.CommentMutationCallback callback)

Adds one new comment to the given event's comments subcollection.

Parameters:

event - Event receiving the new comment.

user - Current app user who is posting the comment.

body - Comment text content to save.

authorOrganizer - Whether the author is posting as an organizer.

callback - Listener notified when the mutation succeeds or fails.

deleteComment

public void deleteComment(@NonNull
 String eventId,
 @NonNull
 String commentId,
 @NonNull
 EventCommentsDB.CommentMutationCallback callback)

Deletes one comment from the given event's comments subcollection.

Parameters:

eventId - Identifier of the event that owns the comment.

commentId - Identifier of the comment document to remove.

callback - Listener notified when the mutation succeeds or fails.