ladybird/Userland/Applications/Spreadsheet/Workbook.cpp

99 lines
2.6 KiB
C++

/*
* Copyright (c) 2020-2021, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "Workbook.h"
#include "ExportDialog.h"
#include "ImportDialog.h"
#include "JSIntegration.h"
#include "Readers/CSV.h"
#include <AK/ByteBuffer.h>
#include <LibCore/File.h>
#include <LibCore/MimeData.h>
#include <LibGUI/TextBox.h>
#include <LibJS/Runtime/GlobalObject.h>
namespace Spreadsheet {
static JS::VM& global_vm()
{
static RefPtr<JS::VM> vm;
if (!vm)
vm = JS::VM::create();
return *vm;
}
Workbook::Workbook(NonnullRefPtrVector<Sheet>&& sheets)
: m_sheets(move(sheets))
, m_interpreter(JS::Interpreter::create<JS::GlobalObject>(global_vm()))
, m_interpreter_scope(JS::VM::InterpreterExecutionScope(interpreter()))
{
m_workbook_object = interpreter().heap().allocate<WorkbookObject>(global_object(), *this);
global_object().define_direct_property("workbook", workbook_object(), JS::default_attributes);
}
bool Workbook::set_filename(const String& filename)
{
if (m_current_filename == filename)
return false;
m_current_filename = filename;
return true;
}
Result<bool, String> Workbook::load(const StringView& filename)
{
auto file_or_error = Core::File::open(filename, Core::OpenMode::ReadOnly);
if (file_or_error.is_error()) {
StringBuilder sb;
sb.append("Failed to open ");
sb.append(filename);
sb.append(" for reading. Error: ");
sb.append(file_or_error.error().string());
return sb.to_string();
}
auto mime = Core::guess_mime_type_based_on_filename(filename);
// Make an import dialog, we might need to import it.
auto result = ImportDialog::make_and_run_for(mime, file_or_error.value(), *this);
if (result.is_error())
return result.error();
m_sheets = result.release_value();
set_filename(filename);
return true;
}
Result<bool, String> Workbook::save(const StringView& filename)
{
auto mime = Core::guess_mime_type_based_on_filename(filename);
auto file = Core::File::construct(filename);
file->open(Core::OpenMode::WriteOnly);
if (!file->is_open()) {
StringBuilder sb;
sb.append("Failed to open ");
sb.append(filename);
sb.append(" for write. Error: ");
sb.append(file->error_string());
return sb.to_string();
}
// Make an export dialog, we might need to import it.
auto result = ExportDialog::make_and_run_for(mime, *file, *this);
if (result.is_error())
return result.error();
set_filename(filename);
set_dirty(false);
return true;
}
}