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import { NextRequest, NextResponse } from 'next/server';
import { adminDb } from '@/lib/firebase-admin';
export async function POST(req: NextRequest) {
const { chatId, messageId, userId } = await req.json();
console.log(`[DELETE_MSG] Request received to delete message ${messageId} in chat ${chatId} by user ${userId}.`);
if (!chatId || !messageId || !userId) {
console.error('[DELETE_MSG] Missing required fields.');
return NextResponse.json({ error: 'Missing required fields: chatId, messageId, userId' }, { status: 400 });
}
try {
const messageRef = adminDb.ref(`chats/${chatId}/messages/${messageId}`);
const snapshot = await messageRef.get();
if (!snapshot.exists()) {
console.log(`[DELETE_MSG] Message ${messageId} already deleted or never existed.`);
return NextResponse.json({ success: true, message: 'Message already deleted.' });
}
// Simplified logic: Just remove the message. The client-side logic should prevent unauthorized deletion attempts.
// Complex logic about delivery status can be unreliable and cause errors.
await messageRef.remove();
console.log(`[DELETE_MSG] Message ${messageId} in chat ${chatId} was successfully deleted by trigger from user ${userId}.`);
return NextResponse.json({ success: true, message: 'Message deleted.' });
} catch (error: any) {
console.error('Error in delete-message endpoint:', error);
return NextResponse.json({ error: 'Failed to process message deletion', details: error.message }, { status: 500 });
}
}
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