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Fix infinite loading for small amount of messages

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This commit is contained in:
Sebastian J. Wolf 2020-08-29 18:28:57 +02:00
parent 63833b3c5c
commit cca241ed9a
3 changed files with 35 additions and 30 deletions
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7
qml/pages/ChatPage.qml
View file

@ -152,7 +152,6 @@ Page {
target: chatModel
onMessagesReceived: {
chatPage.loading = false;
chatView.positionViewAtEnd();
}
onNewMessageReceived: {
// Notify user about new messages...
@ -253,9 +252,9 @@ Page {
function handleScrollPositionChanged() {
tdLibWrapper.viewMessage(chatInformation.id, chatView.itemAt(chatView.contentX, ( chatView.contentY + chatView.height - Theme.horizontalPageMargin )).myMessage.id);
if (chatView.indexAt(chatView.contentX, chatView.contentY) < 10) {
chatModel.triggerLoadMoreHistory();
}
// if (chatView.indexAt(chatView.contentX, chatView.contentY) < 10) {
// chatModel.triggerLoadMoreHistory();
// }
}
onMovementEnded: {

57
src/chatmodel.cpp
View file

@ -80,31 +80,7 @@ void ChatModel::handleMessagesReceived(const QVariantList &messages)
qDebug() << "[ChatModel] Receiving new messages :)" << messages.size();
if (messages.size() == 0) {
emit noMessagesAvailable();
return;
}
this->messagesMutex.lock();
this->messagesToBeAdded.clear();
QListIterator<QVariant> messagesIterator(messages);
while (messagesIterator.hasNext()) {
QVariantMap currentMessage = messagesIterator.next().toMap();
if (currentMessage.value("chat_id").toString() == this->chatId) {
this->messagesToBeAdded.append(currentMessage);
}
}
std::sort(this->messagesToBeAdded.begin(), this->messagesToBeAdded.end(), compareMessages);
this->insertMessages();
this->messagesMutex.unlock();
// First call only returns a few messages, we need to get a little more than that...
if (this->messagesToBeAdded.size() < 10 && !this->inReload) {
qDebug() << "[ChatModel] Only one message received in first call, loading more...";
this->inReload = true;
this->tdLibWrapper->getChatHistory(this->chatId, this->messagesToBeAdded.first().toMap().value("id").toLongLong());
} else {
qDebug() << "[ChatModel] Messages loaded, notifying chat UI...";
qDebug() << "[ChatModel] No additional messages loaded, notifying chat UI...";
this->inReload = false;
if (this->inIncrementalUpdate) {
this->inIncrementalUpdate = false;
@ -112,7 +88,38 @@ void ChatModel::handleMessagesReceived(const QVariantList &messages)
} else {
emit messagesReceived();
}
} else {
this->messagesMutex.lock();
this->messagesToBeAdded.clear();
QListIterator<QVariant> messagesIterator(messages);
while (messagesIterator.hasNext()) {
QVariantMap currentMessage = messagesIterator.next().toMap();
if (currentMessage.value("chat_id").toString() == this->chatId) {
this->messagesToBeAdded.append(currentMessage);
}
}
std::sort(this->messagesToBeAdded.begin(), this->messagesToBeAdded.end(), compareMessages);
this->insertMessages();
this->messagesMutex.unlock();
// First call only returns a few messages, we need to get a little more than that...
if (this->messagesToBeAdded.size() < 10 && !this->inReload) {
qDebug() << "[ChatModel] Only a few messages received in first call, loading more...";
this->inReload = true;
this->tdLibWrapper->getChatHistory(this->chatId, this->messagesToBeAdded.first().toMap().value("id").toLongLong());
} else {
qDebug() << "[ChatModel] Messages loaded, notifying chat UI...";
this->inReload = false;
if (this->inIncrementalUpdate) {
this->inIncrementalUpdate = false;
emit messagesIncrementalUpdate();
} else {
emit messagesReceived();
}
}
}
}
void ChatModel::handleNewMessageReceived(const QString &chatId, const QVariantMap &message)

1
src/chatmodel.h
View file

@ -23,7 +23,6 @@ public:
signals:
void messagesReceived();
void messagesIncrementalUpdate();
void noMessagesAvailable();
void newMessageReceived();
public slots: