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/*
* Copyright (C) 2014 Aaron Seigo <aseigo@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*/
#include "core_syntax.h"
#include <QObject> // tr()
#include <QSet>
#include <QTextStream>
namespace CoreSyntax
{
SyntaxTree::SyntaxList syntax()
{
SyntaxTree::SyntaxList syntax;
syntax << SyntaxTree::Syntax("exit", QObject::tr("Exits the application. Ctrl-d also works!"), &CoreSyntax::exit);
syntax << SyntaxTree::Syntax(QObject::tr("help"), QObject::tr("Print command information: help [command]"), &CoreSyntax::showHelp);
return syntax;
}
bool exit(const QStringList &, State &)
{
::exit(0);
return true;
}
bool showHelp(const QStringList &commands, State &state)
{
SyntaxTree::Command command = SyntaxTree::self()->match(commands);
if (commands.isEmpty()) {
state.printLine(QObject::tr("Welcome to the Akonadi2 command line tool!"));
state.printLine(QObject::tr("Top-level commands:"));
QSet<QString> sorted;
for (auto syntax: SyntaxTree::self()->syntax()) {
sorted.insert(syntax.keyword);
}
for (auto keyword: sorted) {
state.printLine(keyword, 1);
}
} else if (const SyntaxTree::Syntax *syntax = command.first) {
//TODO: get parent!
state.print(QObject::tr("Command `%1`").arg(syntax->keyword));
if (!syntax->help.isEmpty()) {
state.print(": " + syntax->help);
}
state.printLine();
if (!syntax->children.isEmpty()) {
state.printLine("Sub-commands:", 1);
QSet<QString> sorted;
for (auto childSyntax: syntax->children) {
sorted.insert(childSyntax.keyword);
}
for (auto keyword: sorted) {
state.printLine(keyword, 1);
}
}
} else {
state.printError("Unknown command: " + commands.join(" "));
}
return true;
}
} // namespace CoreSyntax
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