squawk/ui/models/roster.cpp

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#include "roster.h"
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#include <QDebug>
#include <QIcon>
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#include <QFont>
using namespace Models;
Models::Roster::Roster(QObject* parent):
QAbstractItemModel(parent),
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accountsModel(new Accounts()),
root(new Item(Item::root, {{"name", "root"}})),
accounts(),
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groups(),
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contacts()
{
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connect(accountsModel,
SIGNAL(dataChanged(const QModelIndex&, const QModelIndex&, const QVector<int>&)),
this,
SLOT(onAccountDataChanged(const QModelIndex&, const QModelIndex&, const QVector<int>&)));
}
Models::Roster::~Roster()
{
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delete accountsModel;
delete root;
}
void Models::Roster::addAccount(const QMap<QString, QVariant>& data)
{
Account* acc = new Account(data, root);
beginInsertRows(QModelIndex(), root->childCount(), root->childCount());
root->appendChild(acc);
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accounts.insert(std::make_pair(acc->getName(), acc));
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accountsModel->addAccount(acc);
endInsertRows();
}
QVariant Models::Roster::data (const QModelIndex& index, int role) const
{
if (!index.isValid()) {
return QVariant();
}
QVariant result;
Item *item = static_cast<Item*>(index.internalPointer());
switch (role) {
case Qt::DisplayRole:
{
result = item->data(index.column());
}
break;
case Qt::DecorationRole:
switch (item->type) {
case Item::account:{
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Account* acc = static_cast<Account*>(item);
int state = acc->getState();
switch (state) {
case Shared::disconnected:
result = QIcon::fromTheme("im-user-offline");
break;
case Shared::connecting:
result = QIcon::fromTheme(Shared::ConnectionStateThemeIcons[state]);
break;
case Shared::connected:
result = QIcon::fromTheme("im-user-online");
break;
}
}
break;
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case Item::contact:{
Contact* contact = static_cast<Contact*>(item);
int state = contact->getState();
switch (state) {
case 0:
result = QIcon::fromTheme("im-user-offline");
break;
case 1:
result = QIcon::fromTheme("im-user-online");
break;
}
}
break;
default:
break;
}
break;
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case Qt::FontRole:
switch (item->type) {
case Item::account:{
QFont font;
font.setBold(true);
result = font;
}
break;
case Item::group:{
QFont font;
font.setItalic(true);
result = font;
}
break;
default:
break;
}
default:
break;
}
return result;
}
int Models::Roster::columnCount (const QModelIndex& parent) const
{
if (parent.isValid()) {
return static_cast<Item*>(parent.internalPointer())->columnCount();
} else {
return root->columnCount();
}
}
void Models::Roster::updateAccount(const QString& account, const QString& field, const QVariant& value)
{
std::map<QString, Account*>::iterator itr = accounts.find(account);
if (itr != accounts.end()) {
Account* acc = itr->second;
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acc->update(field, value);
}
}
Qt::ItemFlags Models::Roster::flags(const QModelIndex& index) const
{
if (!index.isValid()) {
return 0;
}
return QAbstractItemModel::flags(index);
}
int Models::Roster::rowCount (const QModelIndex& parent) const
{
Item *parentItem;
if (parent.column() > 0) {
return 0;
}
if (!parent.isValid()) {
parentItem = root;
} else {
parentItem = static_cast<Item*>(parent.internalPointer());
}
return parentItem->childCount();
}
QVariant Models::Roster::headerData(int section, Qt::Orientation orientation, int role) const
{
return QVariant();
}
QModelIndex Models::Roster::parent (const QModelIndex& child) const
{
if (!child.isValid()) {
return QModelIndex();
}
Item *childItem = static_cast<Item*>(child.internalPointer());
if (childItem == root) {
return QModelIndex();
}
Item *parentItem = childItem->parentItem();
if (parentItem == root) {
return QModelIndex();
}
return createIndex(parentItem->row(), 0, parentItem);
}
QModelIndex Models::Roster::index (int row, int column, const QModelIndex& parent) const
{
if (!hasIndex(row, column, parent)) {
return QModelIndex();
}
Item *parentItem;
if (!parent.isValid()) {
parentItem = root;
} else {
parentItem = static_cast<Item*>(parent.internalPointer());
}
Item *childItem = parentItem->child(row);
if (childItem) {
return createIndex(row, column, childItem);
} else {
return QModelIndex();
}
}
Models::Roster::ElId::ElId(const QString& p_account, const QString& p_name):
account(p_account),
name(p_name)
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{}
bool Models::Roster::ElId::operator <(const Models::Roster::ElId& other) const
{
if (account == other.account) {
return name < other.name;
} else {
return account < other.account;
}
}
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void Models::Roster::onAccountDataChanged(const QModelIndex& tl, const QModelIndex& br, const QVector<int>& roles)
{
if (tl.column() == 0) {
emit dataChanged(tl, br, roles);
} else if (tl.column() == 2) {
int row = tl.row();
Account* acc = accountsModel->getAccount(row);
emit dataChanged(createIndex(row, 0, acc), createIndex(br.row(), 0, acc), roles);
}
}
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void Models::Roster::addGroup(const QString& account, const QString& name)
{
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ElId id(account, name);
std::map<ElId, Item*>::const_iterator gItr = groups.find(id);
if (gItr != groups.end()) {
qDebug() << "An attempt to add group " << name << " to account " << account <<" which already exists there, skipping";
return;
}
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std::map<QString, Account*>::iterator itr = accounts.find(account);
if (itr != accounts.end()) {
Account* acc = itr->second;
Item* group = new Item(Item::group, {{"name", name}}, acc);
beginInsertRows(createIndex(acc->row(), 0, acc), acc->childCount(), acc->childCount());
acc->appendChild(group);
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groups.insert(std::make_pair(id, group));
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endInsertRows();
} else {
qDebug() << "An attempt to add group " << name << " to non existing account " << account << ", skipping";
}
}
void Models::Roster::addContact(const QString& account, const QString& jid, const QString& name, const QString& group)
{
Item* parent;
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Account* acc;
Contact* contact;
ElId id(account, jid);
{
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std::map<QString, Account*>::iterator itr = accounts.find(account);
if (itr == accounts.end()) {
qDebug() << "An attempt to add a contact " << name << " to non existing account " << account << ", skipping";
return;
}
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acc = itr->second;
}
if (group == "") {
std::multimap<ElId, Contact*>::iterator itr = contacts.lower_bound(id);
std::multimap<ElId, Contact*>::iterator eItr = contacts.upper_bound(id);
while (itr != eItr) {
if (itr->second->parentItem() == acc) {
qDebug() << "An attempt to add a contact " << name << " ungrouped to non the account " << account << " for the second time, skipping";
return;
}
}
parent = acc;
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} else {
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std::map<ElId, Item*>::iterator itr = groups.find({account, group});
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if (itr == groups.end()) {
qDebug() << "An attempt to add a contact " << name << " to non existing group " << group << ", skipping";
return;
}
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parent = itr->second;
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for (int i = 0; i < parent->childCount(); ++i) {
Item* item = parent->child(i);
if (item->type == Item::contact) {
Contact* ca = static_cast<Contact*>(item);
if (ca->getJid() == jid) {
qDebug() << "An attempt to add a contact " << name << " to the group " << group << " for the second time, skipping";
return;
}
}
}
for (int i = 0; i < acc->childCount(); ++i) {
Item* item = acc->child(i);
if (item->type == Item::contact) {
Contact* ca = static_cast<Contact*>(item);
if (ca->getJid() == jid) {
qDebug() << "An attempt to add a already existing contact " << name << " to the group " << group << ", contact will be moved from ungrouped contacts of " << account;
beginMoveRows(createIndex(acc->row(), 0, acc), i, i, createIndex(parent->row(), 0, parent), parent->childCount());
contact = ca;
acc->removeChild(i);
ca->setParent(parent);
parent->appendChild(ca);
endMoveRows();
return;
}
}
}
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}
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contact = new Contact({{"name", name}, {"jid", jid}, {"state", 0}}, parent);
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beginInsertRows(createIndex(parent->row(), 0, parent), parent->childCount(), parent->childCount());
parent->appendChild(contact);
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contacts.insert(std::make_pair(id, contact));
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endInsertRows();
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}
void Models::Roster::removeGroup(const QString& account, const QString& name)
{
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ElId id(account, name);
std::map<ElId, Item*>::const_iterator gItr = groups.find(id);
if (gItr == groups.end()) {
qDebug() << "An attempt to remove group " << name << " from account " << account <<" which doesn't exist there, skipping";
return;
}
Item* item = gItr->second;
Item* parent = item->parentItem();
int row = item->row();
beginRemoveRows(createIndex(parent->row(), 1, parent), row, row);
parent->removeChild(row);
endRemoveRows();
std::deque<Contact*> toInsert;
for (int i = 0; item->childCount() > 0; ++i) {
Contact* cont = static_cast<Contact*>(item->child(0));
item->removeChild(0);
std::multimap<ElId, Contact*>::iterator cBeg = contacts.lower_bound({account, cont->getJid()});
std::multimap<ElId, Contact*>::iterator cEnd = contacts.upper_bound({account, cont->getJid()});
int count = std::distance(cBeg, cEnd);
if (count > 1) {
for (; cBeg != cEnd; ++count, ++cBeg) {
if (cBeg->second == cont) {
delete cont;
contacts.erase(cBeg);
break;
}
}
} else {
toInsert.push_back(cont);
}
}
if (toInsert.size() > 0) {
Account* acc = accounts.find("account")->second;
beginInsertRows(createIndex(acc->row(), 0, acc), acc->childCount(), acc->childCount() + toInsert.size() - 1);
for (int i = 0; i < toInsert.size(); ++i) {
Contact* cont = toInsert[i];
cont->setParent(acc);
acc->appendChild(cont);
}
endInsertRows();
}
delete item;
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}