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#include "messagelist.h"
#include "chatview.h"
#include "messagedelegate.h"
#include "inputbar.h"
#include "emojipanel.h"
#include "emoji.h"
#include "animtimer.h"
#include "lottieicon.h"
#include "../db/db_manager.h"
#include "../transport/chat_propagator.h"
#include <QVBoxLayout>
#include <QPainter>
#include <QPixmap>
#include <QDateTime>
#include <QFile>
#include <vector>
#include <memory>
static QPixmap makeAvatar(const QColor &color, const QString &letter, int size = 36) {
QPixmap pix(size, size);
pix.fill(Qt::transparent);
QPainter p(&pix);
p.setRenderHint(QPainter::Antialiasing);
p.setBrush(color);
p.setPen(Qt::NoPen);
p.drawEllipse(0, 0, size, size);
p.setPen(Qt::white);
QFont f = p.font();
f.setBold(true);
f.setPointSize(size / 3);
p.setFont(f);
p.drawText(QRect(0, 0, size, size), Qt::AlignCenter, letter);
p.end();
return pix;
}
static QVariant makeReaction(const QString &emoji, int count,
const QList<QColor> &colors = {}) {
QVariantMap m;
m["emoji"] = emoji;
m["count"] = count;
if (!colors.isEmpty())
m["colors"] = QVariant::fromValue(colors);
return m;
}
static void setMsg(QStandardItem *item,
const QString &author, const QString &text, const QString &time,
const QPixmap &avatar, bool edited,
bool hasQuote, const QString &qAuthor, const QString &qText,
const QVariantList &reactions) {
item->setData(author, MsgAuthorRole);
item->setData(text, MsgTextRole);
item->setData(time, MsgTimeRole);
item->setData(edited, MsgEditedRole);
item->setData(QVariant::fromValue(avatar), MsgAvatarRole);
item->setData(hasQuote, MsgHasQuoteRole);
if (hasQuote) {
item->setData(qAuthor, MsgQuoteAuthorRole);
item->setData(qText, MsgQuoteTextRole);
}
if (!reactions.isEmpty())
item->setData(reactions, MsgReactionsRole);
}
MessageList::MessageList(DbManager* db, QWidget *parent)
: QWidget(parent)
, m_view(new ChatView(this))
, m_model(new QStandardItemModel(this))
, m_inputBar(nullptr)
, m_emojiPanel(nullptr)
, m_db(db)
{
auto *layout = new QVBoxLayout(this);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
m_view->setModel(m_model);
m_view->setItemDelegate(new MessageDelegate(this));
m_view->setEditTriggers(QAbstractItemView::NoEditTriggers);
m_view->setSelectionMode(QAbstractItemView::NoSelection);
m_view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
m_view->setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
m_view->setFrameShape(QFrame::NoFrame);
m_view->setBackgroundImage("../resources/bg.jpg");
layout->addWidget(m_view, 1);
static std::vector<std::unique_ptr<LottieIcon>> s_icons;
if (s_icons.empty()) {
for (const auto &cat : builtinEmojiSet()) {
for (const auto &e : cat.items) {
if (e.type == EmojiType::Animation && !e.animPath.isEmpty()) {
QFile f(e.animPath);
if (f.open(QIODevice::ReadOnly)) {
auto icon = std::make_unique<LottieIcon>(f.readAll());
if (icon->isValid()) {
AnimTimer::instance()->registerIcon(e.animPath, icon.get());
s_icons.push_back(std::move(icon));
}
}
}
}
}
}
m_emojiPanel = new EmojiPanel(this);
layout->addWidget(m_emojiPanel);
m_inputBar = new InputBar(m_emojiPanel, this);
layout->addWidget(m_inputBar);
connect(m_inputBar, &InputBar::sendMessage, this, [this](const QString &text) {
auto av = makeAvatar(QColor(74, 144, 226), "Y");
auto *item = new QStandardItem();
auto ts = QDateTime::currentMSecsSinceEpoch();
setMsg(item,
QString::fromUtf8("You"), text,
QDateTime::currentDateTime().toString("HH:mm"),
av, false, false, QString(), QString(),
QVariantList{});
m_model->appendRow(item);
m_view->scrollToBottom();
if (m_db && !m_currentChannelId.isEmpty())
m_db->insertMessage(m_currentChannelId, m_db->myNodeId(), text, ts, 1);
if (m_propagator && !m_currentChannelId.isEmpty()) {
static const unsigned char zeroSig[64] = {};
m_propagator->propagateNewMessage(m_currentChannelId, text.toUtf8(), ts,
QByteArray(reinterpret_cast<const char*>(zeroSig), 64));
}
});
connect(AnimTimer::instance(), &AnimTimer::ticked, this, [this]() {
m_view->viewport()->update();
});
connect(m_view, &ChatView::hoveredIndexChanged, this, [this](const QModelIndex &idx) {
bool hasAnim = false;
if (idx.isValid()) {
QString text = idx.data(MsgTextRole).toString();
for (auto it = g_animatedEmojiMap.begin(); it != g_animatedEmojiMap.end(); ++it) {
if (text.contains(it.key())) { hasAnim = true; break; }
}
if (!hasAnim) {
QVariantList reactions = idx.data(MsgReactionsRole).toList();
for (const QVariant &rv : reactions) {
if (g_animatedEmojiMap.contains(rv.toMap()["emoji"].toString()))
{ hasAnim = true; break; }
}
}
}
bool wasActive = m_animHoverActive;
m_animHoverActive = hasAnim;
if (!wasActive && m_animHoverActive) AnimTimer::instance()->activate();
else if (wasActive && !m_animHoverActive) AnimTimer::instance()->deactivate();
});
}
void MessageList::loadChannel(const QString& channelId) {
m_model->clear();
m_avatarCache.clear();
m_currentChannelId = channelId;
if (!m_db || !m_db->isOpen()) return;
auto msgs = m_db->getMessages(channelId, 100);
struct ReactionKey { qint64 msgId; quint64 node; QString emoji; };
QHash<qint64, QHash<QString, QList<QColor>>> reactMap;
for (const auto& m : msgs) {
AccountRow acc = m_db->getAccount(m.authorNodeId);
QString author = acc.displayName.isEmpty()
? QString("node_%1").arg(m.authorNodeId) : acc.displayName;
QString letter = acc.avatarLetter.isEmpty() ? author.mid(0, 1) : acc.avatarLetter;
QColor color(acc.avatarColor);
if (!m_avatarCache.contains(m.authorNodeId)) {
m_avatarCache[m.authorNodeId] = color;
}
auto avatar = makeAvatar(color, letter);
auto time = QDateTime::fromMSecsSinceEpoch(m.timestamp).toString("HH:mm");
QVariantList reacts;
auto *item = new QStandardItem();
setMsg(item, author, m.content, time, avatar, false,
false, QString(), QString(), reacts);
m_model->appendRow(item);
}
if (m_model->rowCount() > 0)
m_view->scrollToBottom();
m_inputBar->setFocus();
}
void MessageList::addMessage(const QString& channelId, quint64 authorNodeId,
const QByteArray& content, qint64 timestamp) {
if (channelId != m_currentChannelId) return;
AccountRow acc = m_db ? m_db->getAccount(authorNodeId) : AccountRow();
QString author = acc.displayName.isEmpty()
? QString("node_%1").arg(authorNodeId) : acc.displayName;
QString letter = acc.avatarLetter.isEmpty() ? author.mid(0, 1) : acc.avatarLetter;
QColor color(acc.avatarColor);
auto avatar = makeAvatar(color, letter);
auto time = QDateTime::fromMSecsSinceEpoch(timestamp).toString("HH:mm");
/* dedup */
for (int r = 0; r < m_model->rowCount(); r++) {
auto* it = m_model->item(r);
if (it->data(MsgTimeRole).toString() == time
&& it->data(MsgAuthorRole).toString() == author) return;
}
auto *item = new QStandardItem();
setMsg(item, author, QString::fromUtf8(content), time, avatar, false,
false, QString(), QString(), QVariantList{});
m_model->appendRow(item);
if (m_model->rowCount() > 50)
m_model->removeRow(0);
m_view->scrollToBottom();
}