137 lines
3.1 KiB
C++
137 lines
3.1 KiB
C++
#include "particlelistmodel.h"
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#include <QApplication>
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#include <QBrush>
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#include <QColor>
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#include <QFont>
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#include <QStyle>
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ParticleListModel::ParticleListModel(Store *store, QObject *parent)
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: QAbstractListModel(parent), m_store(store), m_currentStreamId()
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{
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connect(m_store, &Store::particlesChanged, this, [this](const QString &streamId) {
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if (streamId == m_currentStreamId)
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{
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beginResetModel();
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endResetModel();
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}
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});
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// Granular update: repaint a single row when a particle property changes
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connect(m_store, &Store::particleUpdated, this, [this](const QString &streamId, const QString &particleId) {
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if (streamId != m_currentStreamId)
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return;
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const QList<Particle> &particles = m_store->particlesForStream(m_currentStreamId);
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for (int i = 0; i < particles.size(); ++i)
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{
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if (particles.at(i).id == particleId)
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{
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QModelIndex idx = index(i, 0);
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emit dataChanged(idx, idx, {Qt::DisplayRole, Qt::ForegroundRole});
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return;
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}
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}
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});
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}
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int ParticleListModel::rowCount(const QModelIndex &parent) const
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{
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if (parent.isValid())
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{
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return 0;
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}
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if (m_currentStreamId.isEmpty())
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{
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return 0;
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}
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return m_store->particleCount(m_currentStreamId);
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}
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QVariant ParticleListModel::data(const QModelIndex &index, int role) const
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{
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if (!index.isValid())
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{
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return QVariant();
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}
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if (m_currentStreamId.isEmpty())
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{
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return QVariant();
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}
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const QList<Particle> &particles = m_store->particlesForStream(m_currentStreamId);
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if (index.row() < 0 || index.row() >= particles.size())
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{
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return QVariant();
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}
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const Particle &particle = particles.at(index.row());
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if (role == Qt::DisplayRole)
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{
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QString emailPrefix = particle.createdByEmail.split("@")[0];
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QString summary = particle.data.value("content").toString();
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if (summary.isEmpty())
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{
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summary = particle.type;
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}
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QString display = QString("[%1] - %2").arg(emailPrefix, summary);
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return display;
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}
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else if (role == Qt::ForegroundRole)
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{
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// Make seen particles subtle grey, unseen stay default color
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if (particle.seen)
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{
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return QBrush(QColor(128, 128, 128)); // Medium grey for seen items
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}
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// Unseen items use default foreground color
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}
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return QVariant();
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}
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void ParticleListModel::setStreamId(const QString &streamId)
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{
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beginResetModel();
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m_currentStreamId = streamId;
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endResetModel();
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}
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int ParticleListModel::firstUnseenRow() const
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{
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if (m_currentStreamId.isEmpty())
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{
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return -1;
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}
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const QList<Particle> &particles = m_store->particlesForStream(m_currentStreamId);
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for (int i = 0; i < particles.size(); ++i)
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{
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if (!particles.at(i).seen)
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{
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return i;
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}
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}
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return -1; // All seen or empty
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}
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const Particle *ParticleListModel::particleAtRow(int row) const
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{
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if (m_currentStreamId.isEmpty())
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{
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return nullptr;
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}
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const QList<Particle> &particles = m_store->particlesForStream(m_currentStreamId);
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if (row >= 0 && row < particles.size())
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{
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return &particles.at(row);
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}
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return nullptr;
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}
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