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/*
* qtmaildir - a Qt6 mail client for notmuch-indexed Maildirs
* Copyright (C) 2026 Danilo M. <danix@danix.xyz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include <QDialog>
#include <QList>
#include <QString>
#include "htmlbuilder.h"
/// One header of one message, as shown and as searched for.
///
/// The query is built when the row is, from the parsed value, so nothing has
/// to parse displayed text back into structure. That is the whole reason this
/// dialog stopped being a text box.
struct HeaderRow
{
/// notmuch's field name, or empty for a header with no searchable form.
/// Wire format, never translated.
QString field;
/// Translated label shown at the start of the row, e.g. "From:".
QString label;
/// The header's value, verbatim and untrusted.
QString value;
/// The finished query, empty when the header has no searchable form.
QString query;
/// Which message of the thread this row belongs to, zero-based.
int messageIndex = 0;
};
/// The full headers of every message in a thread, read-only.
///
/// Rows rather than one text box, so a value can carry its own context menu
/// without anything parsing rendered text back into structure. The user also
/// asked not to be shown a text box.
///
/// **Every value label is explicitly `Qt::PlainText`.** This replaced a
/// `QPlainTextEdit` whose plain-textness was a security property rather than a
/// style: header values come from strangers, and plain text cannot interpret
/// markup, so there is nothing to escape and nothing that can render. A QLabel
/// guesses under `Qt::AutoText`, so stating the format is what preserves that.
class MessageDetailsDialog : public QDialog
{
Q_OBJECT
public:
explicit MessageDetailsDialog(const QList<ThreadRenderItem> &items,
QWidget *parent = nullptr);
/// The rows on display, in order. Exposed for testing without rendering.
QList<HeaderRow> rows() const { return m_rows; }
/// Emits searchRequested for `row`, or nothing when the row carries no
/// searchable query. The menu entries call this; a test can too, without
/// popping a menu.
void requestSearch(const HeaderRow &row, bool extend);
signals:
/// The user chose a search from a row's menu. `extend` narrows the current
/// query rather than replacing it.
void searchRequested(const QString &query, bool extend);
private:
/// Builds the rows from the thread, one group per message.
void buildRows(const QList<ThreadRenderItem> &items);
QList<HeaderRow> m_rows;
};
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