mirror of https://github.com/Nheko-Reborn/nheko
Merge pull request #655 from LorenDB/qml-all-the-things
QML all the things, part 2: Read receipts dialogpull/662/head
DeepBlueV7.X
3 years ago
committed by
GitHub
commit
5b5a89b522
@ -0,0 +1,131 @@ |
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// SPDX-FileCopyrightText: 2021 Nheko Contributors |
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// |
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// SPDX-License-Identifier: GPL-3.0-or-later |
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|
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import QtQuick 2.15 |
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import QtQuick.Controls 2.15 |
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import QtQuick.Layouts 1.15 |
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import im.nheko 1.0 |
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|
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ApplicationWindow { |
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id: readReceiptsRoot |
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property ReadReceiptsProxy readReceipts |
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property Room room |
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x: MainWindow.x + (MainWindow.width / 2) - (width / 2) |
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y: MainWindow.y + (MainWindow.height / 2) - (height / 2) |
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height: 380 |
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width: 340 |
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minimumHeight: 380 |
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minimumWidth: headerTitle.width + 2 * Nheko.paddingMedium |
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palette: Nheko.colors |
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color: Nheko.colors.window |
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flags: Qt.Dialog |
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|
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Shortcut { |
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sequence: StandardKey.Cancel |
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onActivated: readReceiptsRoot.close() |
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} |
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|
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ColumnLayout { |
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anchors.fill: parent |
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anchors.margins: Nheko.paddingMedium |
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spacing: Nheko.paddingMedium |
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|
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Label { |
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id: headerTitle |
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color: Nheko.colors.text |
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Layout.alignment: Qt.AlignCenter |
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text: qsTr("Read receipts") |
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font.pointSize: fontMetrics.font.pointSize * 1.5 |
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} |
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|
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ScrollView { |
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palette: Nheko.colors |
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padding: Nheko.paddingMedium |
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ScrollBar.horizontal.visible: false |
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Layout.fillHeight: true |
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Layout.minimumHeight: 200 |
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Layout.fillWidth: true |
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ListView { |
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id: readReceiptsList |
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|
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clip: true |
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spacing: Nheko.paddingMedium |
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boundsBehavior: Flickable.StopAtBounds |
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model: readReceipts |
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delegate: RowLayout { |
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spacing: Nheko.paddingMedium |
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Avatar { |
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width: Nheko.avatarSize |
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height: Nheko.avatarSize |
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userid: model.mxid |
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url: model.avatarUrl.replace("mxc://", "image://MxcImage/") |
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displayName: model.displayName |
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onClicked: room.openUserProfile(model.mxid) |
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ToolTip.visible: avatarHover.hovered |
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ToolTip.text: model.mxid |
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|
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HoverHandler { |
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id: avatarHover |
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} |
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} |
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ColumnLayout { |
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spacing: Nheko.paddingSmall |
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Label { |
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text: model.displayName |
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color: TimelineManager.userColor(model ? model.mxid : "", Nheko.colors.window) |
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font.pointSize: fontMetrics.font.pointSize |
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ToolTip.visible: displayNameHover.hovered |
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ToolTip.text: model.mxid |
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TapHandler { |
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onSingleTapped: room.openUserProfile(userId) |
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} |
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CursorShape { |
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anchors.fill: parent |
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cursorShape: Qt.PointingHandCursor |
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} |
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HoverHandler { |
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id: displayNameHover |
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} |
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} |
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Label { |
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text: model.timestamp |
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color: Nheko.colors.buttonText |
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font.pointSize: fontMetrics.font.pointSize * 0.9 |
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} |
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Item { |
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Layout.fillHeight: true |
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Layout.fillWidth: true |
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} |
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} |
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} |
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} |
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} |
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} |
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footer: DialogButtonBox { |
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standardButtons: DialogButtonBox.Ok |
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onAccepted: readReceiptsRoot.close() |
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} |
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} |
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@ -0,0 +1,131 @@ |
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// SPDX-FileCopyrightText: 2021 Nheko Contributors
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//
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include "ReadReceiptsModel.h" |
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#include <QLocale> |
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#include "Cache.h" |
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#include "Cache_p.h" |
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#include "Logging.h" |
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#include "Utils.h" |
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ReadReceiptsModel::ReadReceiptsModel(QString event_id, QString room_id, QObject *parent) |
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: QAbstractListModel{parent} |
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, event_id_{event_id} |
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, room_id_{room_id} |
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{ |
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try { |
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addUsers(cache::readReceipts(event_id_, room_id_)); |
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} catch (const lmdb::error &) { |
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nhlog::db()->warn("failed to retrieve read receipts for {} {}", |
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event_id_.toStdString(), |
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room_id_.toStdString()); |
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return; |
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} |
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connect(cache::client(), &Cache::newReadReceipts, this, &ReadReceiptsModel::update); |
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} |
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void |
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ReadReceiptsModel::update() |
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{ |
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try { |
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addUsers(cache::readReceipts(event_id_, room_id_)); |
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} catch (const lmdb::error &) { |
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nhlog::db()->warn("failed to retrieve read receipts for {} {}", |
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event_id_.toStdString(), |
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room_id_.toStdString()); |
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return; |
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} |
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} |
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QHash<int, QByteArray> |
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ReadReceiptsModel::roleNames() const |
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{ |
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// Note: RawTimestamp is purposely not included here
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return { |
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{Mxid, "mxid"}, |
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{DisplayName, "displayName"}, |
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{AvatarUrl, "avatarUrl"}, |
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{Timestamp, "timestamp"}, |
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}; |
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} |
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QVariant |
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ReadReceiptsModel::data(const QModelIndex &index, int role) const |
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{ |
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if (!index.isValid() || index.row() >= (int)readReceipts_.size() || index.row() < 0) |
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return {}; |
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switch (role) { |
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case Mxid: |
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return readReceipts_[index.row()].first; |
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case DisplayName: |
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return cache::displayName(room_id_, readReceipts_[index.row()].first); |
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case AvatarUrl: |
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return cache::avatarUrl(room_id_, readReceipts_[index.row()].first); |
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case Timestamp: |
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return dateFormat(readReceipts_[index.row()].second); |
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case RawTimestamp: |
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return readReceipts_[index.row()].second; |
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default: |
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return {}; |
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} |
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} |
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void |
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ReadReceiptsModel::addUsers( |
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const std::multimap<uint64_t, std::string, std::greater<uint64_t>> &users) |
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{ |
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auto newReceipts = users.size() - readReceipts_.size(); |
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if (newReceipts > 0) { |
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beginInsertRows( |
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QModelIndex{}, readReceipts_.size(), readReceipts_.size() + newReceipts - 1); |
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for (const auto &user : users) { |
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QPair<QString, QDateTime> item = { |
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QString::fromStdString(user.second), |
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QDateTime::fromMSecsSinceEpoch(user.first)}; |
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if (!readReceipts_.contains(item)) |
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readReceipts_.push_back(item); |
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} |
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endInsertRows(); |
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} |
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} |
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QString |
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ReadReceiptsModel::dateFormat(const QDateTime &then) const |
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{ |
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auto now = QDateTime::currentDateTime(); |
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auto days = then.daysTo(now); |
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if (days == 0) |
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return QLocale::system().toString(then.time(), QLocale::ShortFormat); |
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else if (days < 2) |
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return tr("Yesterday, %1") |
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.arg(QLocale::system().toString(then.time(), QLocale::ShortFormat)); |
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else if (days < 7) |
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//: %1 is the name of the current day, %2 is the time the read receipt was read. The
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//: result may look like this: Monday, 7:15
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return QString("%1, %2") |
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.arg(then.toString("dddd")) |
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.arg(QLocale::system().toString(then.time(), QLocale::ShortFormat)); |
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return QLocale::system().toString(then.time(), QLocale::ShortFormat); |
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} |
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ReadReceiptsProxy::ReadReceiptsProxy(QString event_id, QString room_id, QObject *parent) |
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: QSortFilterProxyModel{parent} |
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, model_{event_id, room_id, this} |
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{ |
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setSourceModel(&model_); |
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setSortRole(ReadReceiptsModel::RawTimestamp); |
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sort(0, Qt::DescendingOrder); |
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setDynamicSortFilter(true); |
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} |
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@ -0,0 +1,73 @@ |
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// SPDX-FileCopyrightText: 2021 Nheko Contributors
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//
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// SPDX-License-Identifier: GPL-3.0-or-later
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#ifndef READRECEIPTSMODEL_H |
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#define READRECEIPTSMODEL_H |
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#include <QAbstractListModel> |
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#include <QDateTime> |
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#include <QObject> |
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#include <QSortFilterProxyModel> |
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#include <QString> |
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class ReadReceiptsModel : public QAbstractListModel |
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{ |
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Q_OBJECT |
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public: |
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enum Roles |
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{ |
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Mxid, |
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DisplayName, |
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AvatarUrl, |
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Timestamp, |
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RawTimestamp, |
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}; |
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explicit ReadReceiptsModel(QString event_id, QString room_id, QObject *parent = nullptr); |
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QString eventId() const { return event_id_; } |
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QString roomId() const { return room_id_; } |
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QHash<int, QByteArray> roleNames() const override; |
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int rowCount(const QModelIndex &parent) const override |
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{ |
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Q_UNUSED(parent) |
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return readReceipts_.size(); |
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} |
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QVariant data(const QModelIndex &index, int role) const override; |
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public slots: |
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void addUsers(const std::multimap<uint64_t, std::string, std::greater<uint64_t>> &users); |
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void update(); |
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private: |
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QString dateFormat(const QDateTime &then) const; |
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QString event_id_; |
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QString room_id_; |
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QVector<QPair<QString, QDateTime>> readReceipts_; |
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}; |
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class ReadReceiptsProxy : public QSortFilterProxyModel |
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{ |
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Q_OBJECT |
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Q_PROPERTY(QString eventId READ eventId CONSTANT) |
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Q_PROPERTY(QString roomId READ roomId CONSTANT) |
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public: |
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explicit ReadReceiptsProxy(QString event_id, QString room_id, QObject *parent = nullptr); |
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QString eventId() const { return event_id_; } |
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QString roomId() const { return room_id_; } |
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private: |
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QString event_id_; |
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QString room_id_; |
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ReadReceiptsModel model_; |
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}; |
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#endif // READRECEIPTSMODEL_H
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@ -1,179 +0,0 @@ |
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// SPDX-FileCopyrightText: 2021 Nheko Contributors
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//
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include <QDebug> |
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#include <QIcon> |
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#include <QLabel> |
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#include <QListWidgetItem> |
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#include <QPainter> |
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#include <QPushButton> |
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#include <QShortcut> |
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#include <QStyleOption> |
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#include <QTimer> |
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#include <QVBoxLayout> |
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#include "dialogs/ReadReceipts.h" |
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#include "AvatarProvider.h" |
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#include "Cache.h" |
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#include "ChatPage.h" |
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#include "Config.h" |
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#include "Utils.h" |
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#include "ui/Avatar.h" |
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using namespace dialogs; |
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ReceiptItem::ReceiptItem(QWidget *parent, |
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const QString &user_id, |
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uint64_t timestamp, |
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const QString &room_id) |
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: QWidget(parent) |
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{ |
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topLayout_ = new QHBoxLayout(this); |
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topLayout_->setMargin(0); |
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textLayout_ = new QVBoxLayout; |
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textLayout_->setMargin(0); |
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textLayout_->setSpacing(conf::modals::TEXT_SPACING); |
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QFont nameFont; |
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nameFont.setPointSizeF(nameFont.pointSizeF() * 1.1); |
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auto displayName = cache::displayName(room_id, user_id); |
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avatar_ = new Avatar(this, 44); |
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avatar_->setLetter(utils::firstChar(displayName)); |
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// If it's a matrix id we use the second letter.
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if (displayName.size() > 1 && displayName.at(0) == '@') |
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avatar_->setLetter(QChar(displayName.at(1))); |
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userName_ = new QLabel(displayName, this); |
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userName_->setFont(nameFont); |
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timestamp_ = new QLabel(dateFormat(QDateTime::fromMSecsSinceEpoch(timestamp)), this); |
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textLayout_->addWidget(userName_); |
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textLayout_->addWidget(timestamp_); |
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topLayout_->addWidget(avatar_); |
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topLayout_->addLayout(textLayout_, 1); |
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avatar_->setImage(ChatPage::instance()->currentRoom(), user_id); |
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} |
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void |
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ReceiptItem::paintEvent(QPaintEvent *) |
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{ |
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QStyleOption opt; |
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opt.init(this); |
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QPainter p(this); |
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style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this); |
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} |
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QString |
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ReceiptItem::dateFormat(const QDateTime &then) const |
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{ |
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auto now = QDateTime::currentDateTime(); |
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auto days = then.daysTo(now); |
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if (days == 0) |
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return tr("Today %1") |
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.arg(QLocale::system().toString(then.time(), QLocale::ShortFormat)); |
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else if (days < 2) |
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return tr("Yesterday %1") |
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.arg(QLocale::system().toString(then.time(), QLocale::ShortFormat)); |
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else if (days < 7) |
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return QString("%1 %2") |
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.arg(then.toString("dddd")) |
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.arg(QLocale::system().toString(then.time(), QLocale::ShortFormat)); |
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return QLocale::system().toString(then.time(), QLocale::ShortFormat); |
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} |
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ReadReceipts::ReadReceipts(QWidget *parent) |
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: QFrame(parent) |
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{ |
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setAutoFillBackground(true); |
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setWindowFlags(Qt::Tool | Qt::WindowStaysOnTopHint); |
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setWindowModality(Qt::WindowModal); |
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setAttribute(Qt::WA_DeleteOnClose, true); |
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auto layout = new QVBoxLayout(this); |
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layout->setSpacing(conf::modals::WIDGET_SPACING); |
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layout->setMargin(conf::modals::WIDGET_MARGIN); |
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userList_ = new QListWidget; |
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userList_->setFrameStyle(QFrame::NoFrame); |
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userList_->setSelectionMode(QAbstractItemView::NoSelection); |
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userList_->setSpacing(conf::modals::TEXT_SPACING); |
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QFont largeFont; |
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largeFont.setPointSizeF(largeFont.pointSizeF() * 1.5); |
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setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum); |
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setMinimumHeight(userList_->sizeHint().height() * 2); |
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setMinimumWidth(std::max(userList_->sizeHint().width() + 4 * conf::modals::WIDGET_MARGIN, |
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QFontMetrics(largeFont).averageCharWidth() * 30 - |
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2 * conf::modals::WIDGET_MARGIN)); |
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QFont font; |
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font.setPointSizeF(font.pointSizeF() * conf::modals::LABEL_MEDIUM_SIZE_RATIO); |
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topLabel_ = new QLabel(tr("Read receipts"), this); |
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topLabel_->setAlignment(Qt::AlignCenter); |
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topLabel_->setFont(font); |
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auto okBtn = new QPushButton(tr("Close"), this); |
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auto buttonLayout = new QHBoxLayout(); |
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buttonLayout->setSpacing(15); |
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buttonLayout->addStretch(1); |
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buttonLayout->addWidget(okBtn); |
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layout->addWidget(topLabel_); |
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layout->addWidget(userList_); |
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layout->addLayout(buttonLayout); |
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auto closeShortcut = new QShortcut(QKeySequence(QKeySequence::Cancel), this); |
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connect(closeShortcut, &QShortcut::activated, this, &ReadReceipts::close); |
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connect(okBtn, &QPushButton::clicked, this, &ReadReceipts::close); |
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} |
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|
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void |
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ReadReceipts::addUsers(const std::multimap<uint64_t, std::string, std::greater<uint64_t>> &receipts) |
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{ |
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// We want to remove any previous items that have been set.
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userList_->clear(); |
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for (const auto &receipt : receipts) { |
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auto user = new ReceiptItem(this, |
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QString::fromStdString(receipt.second), |
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receipt.first, |
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ChatPage::instance()->currentRoom()); |
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auto item = new QListWidgetItem(userList_); |
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item->setSizeHint(user->minimumSizeHint()); |
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item->setFlags(Qt::NoItemFlags); |
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item->setTextAlignment(Qt::AlignCenter); |
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|
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userList_->setItemWidget(item, user); |
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} |
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} |
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|
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void |
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ReadReceipts::paintEvent(QPaintEvent *) |
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{ |
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QStyleOption opt; |
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opt.init(this); |
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QPainter p(this); |
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style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this); |
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} |
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|
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void |
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ReadReceipts::hideEvent(QHideEvent *event) |
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{ |
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userList_->clear(); |
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QFrame::hideEvent(event); |
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} |
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@ -1,61 +0,0 @@ |
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// SPDX-FileCopyrightText: 2021 Nheko Contributors
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//
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// SPDX-License-Identifier: GPL-3.0-or-later
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|
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#pragma once |
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|
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#include <QDateTime> |
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#include <QFrame> |
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|
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class Avatar; |
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class QLabel; |
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class QListWidget; |
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class QHBoxLayout; |
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class QVBoxLayout; |
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|
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namespace dialogs { |
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|
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class ReceiptItem : public QWidget |
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{ |
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Q_OBJECT |
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|
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public: |
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ReceiptItem(QWidget *parent, |
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const QString &user_id, |
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uint64_t timestamp, |
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const QString &room_id); |
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|
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protected: |
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void paintEvent(QPaintEvent *) override; |
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|
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private: |
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QString dateFormat(const QDateTime &then) const; |
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|
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QHBoxLayout *topLayout_; |
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QVBoxLayout *textLayout_; |
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|
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Avatar *avatar_; |
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|
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QLabel *userName_; |
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QLabel *timestamp_; |
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}; |
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|
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class ReadReceipts : public QFrame |
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{ |
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Q_OBJECT |
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public: |
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explicit ReadReceipts(QWidget *parent = nullptr); |
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|
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public slots: |
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void addUsers(const std::multimap<uint64_t, std::string, std::greater<uint64_t>> &users); |
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|
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protected: |
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void paintEvent(QPaintEvent *event) override; |
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void hideEvent(QHideEvent *event) override; |
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|
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private: |
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QLabel *topLabel_; |
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|
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QListWidget *userList_; |
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}; |
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} // dialogs
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@ -1,168 +0,0 @@ |
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// SPDX-FileCopyrightText: 2021 Nheko Contributors
|
||||
//
|
||||
// SPDX-License-Identifier: GPL-3.0-or-later
|
||||
|
||||
#include <QPainter> |
||||
#include <QPainterPath> |
||||
#include <QSettings> |
||||
|
||||
#include "AvatarProvider.h" |
||||
#include "Utils.h" |
||||
#include "ui/Avatar.h" |
||||
|
||||
Avatar::Avatar(QWidget *parent, int size) |
||||
: QWidget(parent) |
||||
, size_(size) |
||||
{ |
||||
type_ = ui::AvatarType::Letter; |
||||
letter_ = "A"; |
||||
|
||||
QFont _font(font()); |
||||
_font.setPointSizeF(ui::FontSize); |
||||
setFont(_font); |
||||
|
||||
QSizePolicy policy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding); |
||||
setSizePolicy(policy); |
||||
} |
||||
|
||||
QColor |
||||
Avatar::textColor() const |
||||
{ |
||||
if (!text_color_.isValid()) |
||||
return QColor("black"); |
||||
|
||||
return text_color_; |
||||
} |
||||
|
||||
QColor |
||||
Avatar::backgroundColor() const |
||||
{ |
||||
if (!text_color_.isValid()) |
||||
return QColor("white"); |
||||
|
||||
return background_color_; |
||||
} |
||||
|
||||
QSize |
||||
Avatar::sizeHint() const |
||||
{ |
||||
return QSize(size_ + 2, size_ + 2); |
||||
} |
||||
|
||||
void |
||||
Avatar::setTextColor(const QColor &color) |
||||
{ |
||||
text_color_ = color; |
||||
} |
||||
|
||||
void |
||||
Avatar::setBackgroundColor(const QColor &color) |
||||
{ |
||||
background_color_ = color; |
||||
} |
||||
|
||||
void |
||||
Avatar::setLetter(const QString &letter) |
||||
{ |
||||
letter_ = letter; |
||||
type_ = ui::AvatarType::Letter; |
||||
update(); |
||||
} |
||||
|
||||
void |
||||
Avatar::setImage(const QString &avatar_url) |
||||
{ |
||||
avatar_url_ = avatar_url; |
||||
AvatarProvider::resolve(avatar_url, |
||||
static_cast<int>(size_ * pixmap_.devicePixelRatio()), |
||||
this, |
||||
[this, requestedRatio = pixmap_.devicePixelRatio()](QPixmap pm) { |
||||
if (pm.isNull()) |
||||
return; |
||||
type_ = ui::AvatarType::Image; |
||||
pixmap_ = pm; |
||||
pixmap_.setDevicePixelRatio(requestedRatio); |
||||
update(); |
||||
}); |
||||
} |
||||
|
||||
void |
||||
Avatar::setImage(const QString &room, const QString &user) |
||||
{ |
||||
room_ = room; |
||||
user_ = user; |
||||
AvatarProvider::resolve(room, |
||||
user, |
||||
static_cast<int>(size_ * pixmap_.devicePixelRatio()), |
||||
this, |
||||
[this, requestedRatio = pixmap_.devicePixelRatio()](QPixmap pm) { |
||||
if (pm.isNull()) |
||||
return; |
||||
type_ = ui::AvatarType::Image; |
||||
pixmap_ = pm; |
||||
pixmap_.setDevicePixelRatio(requestedRatio); |
||||
update(); |
||||
}); |
||||
} |
||||
|
||||
void |
||||
Avatar::setDevicePixelRatio(double ratio) |
||||
{ |
||||
if (type_ == ui::AvatarType::Image && abs(pixmap_.devicePixelRatio() - ratio) > 0.01) { |
||||
pixmap_ = pixmap_.scaled(QSize(size_, size_) * ratio); |
||||
pixmap_.setDevicePixelRatio(ratio); |
||||
|
||||
if (!avatar_url_.isEmpty()) |
||||
setImage(avatar_url_); |
||||
else |
||||
setImage(room_, user_); |
||||
} |
||||
} |
||||
|
||||
void |
||||
Avatar::paintEvent(QPaintEvent *) |
||||
{ |
||||
bool rounded = QSettings().value(QStringLiteral("user/avatar_circles"), true).toBool(); |
||||
|
||||
QPainter painter(this); |
||||
|
||||
painter.setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | |
||||
QPainter::TextAntialiasing); |
||||
|
||||
QRectF r = rect(); |
||||
const int hs = size_ / 2; |
||||
|
||||
if (type_ != ui::AvatarType::Image) { |
||||
QBrush brush; |
||||
brush.setStyle(Qt::SolidPattern); |
||||
brush.setColor(backgroundColor()); |
||||
|
||||
painter.setPen(Qt::NoPen); |
||||
painter.setBrush(brush); |
||||
rounded ? painter.drawEllipse(r) : painter.drawRoundedRect(r, 3, 3); |
||||
} else if (painter.isActive()) { |
||||
setDevicePixelRatio(painter.device()->devicePixelRatioF()); |
||||
} |
||||
|
||||
switch (type_) { |
||||
case ui::AvatarType::Image: { |
||||
QPainterPath ppath; |
||||
|
||||
rounded ? ppath.addEllipse(width() / 2 - hs, height() / 2 - hs, size_, size_) |
||||
: ppath.addRoundedRect(r, 3, 3); |
||||
|
||||
painter.setClipPath(ppath); |
||||
painter.drawPixmap(QRect(width() / 2 - hs, height() / 2 - hs, size_, size_), |
||||
pixmap_); |
||||
break; |
||||
} |
||||
case ui::AvatarType::Letter: { |
||||
painter.setPen(textColor()); |
||||
painter.setBrush(Qt::NoBrush); |
||||
painter.drawText(r.translated(0, -1), Qt::AlignCenter, letter_); |
||||
break; |
||||
} |
||||
default: |
||||
break; |
||||
} |
||||
} |
||||
@ -1,48 +0,0 @@ |
||||
// SPDX-FileCopyrightText: 2021 Nheko Contributors
|
||||
//
|
||||
// SPDX-License-Identifier: GPL-3.0-or-later
|
||||
|
||||
#pragma once |
||||
|
||||
#include <QImage> |
||||
#include <QPixmap> |
||||
#include <QWidget> |
||||
|
||||
#include "Theme.h" |
||||
|
||||
class Avatar : public QWidget |
||||
{ |
||||
Q_OBJECT |
||||
|
||||
Q_PROPERTY(QColor textColor WRITE setTextColor READ textColor) |
||||
Q_PROPERTY(QColor backgroundColor WRITE setBackgroundColor READ backgroundColor) |
||||
|
||||
public: |
||||
explicit Avatar(QWidget *parent = nullptr, int size = ui::AvatarSize); |
||||
|
||||
void setBackgroundColor(const QColor &color); |
||||
void setImage(const QString &avatar_url); |
||||
void setImage(const QString &room, const QString &user); |
||||
void setLetter(const QString &letter); |
||||
void setTextColor(const QColor &color); |
||||
void setDevicePixelRatio(double ratio); |
||||
|
||||
QColor backgroundColor() const; |
||||
QColor textColor() const; |
||||
|
||||
QSize sizeHint() const override; |
||||
|
||||
protected: |
||||
void paintEvent(QPaintEvent *event) override; |
||||
|
||||
private: |
||||
void init(); |
||||
|
||||
ui::AvatarType type_; |
||||
QString letter_; |
||||
QString avatar_url_, room_, user_; |
||||
QColor background_color_; |
||||
QColor text_color_; |
||||
QPixmap pixmap_; |
||||
int size_; |
||||
}; |
||||
Loading…
Reference in new issue