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/*
* Copyright (c) 2020-2021, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "ExportDialog.h"
#include "Spreadsheet.h"
#include "Workbook.h"
#include <AK/DeprecatedString.h>
#include <AK/JsonArray.h>
#include <AK/LexicalPath.h>
#include <Applications/Spreadsheet/CSVExportGML.h>
#include <LibCore/MemoryStream.h>
#include <LibCore/StandardPaths.h>
#include <LibGUI/Application.h>
#include <LibGUI/CheckBox.h>
#include <LibGUI/ComboBox.h>
#include <LibGUI/ItemListModel.h>
#include <LibGUI/RadioButton.h>
#include <LibGUI/TextBox.h>
#include <LibGUI/Wizards/WizardDialog.h>
#include <LibGUI/Wizards/WizardPage.h>
#include <string.h>
#include <unistd.h>
// This is defined in ImportDialog.cpp, we can't include it twice, since the generated symbol is exported.
extern StringView select_format_page_gml;
namespace Spreadsheet {
CSVExportDialogPage::CSVExportDialogPage(Sheet const& sheet)
: m_data(sheet.to_xsv())
{
m_headers.extend(m_data.take_first());
m_page = GUI::WizardPage::construct(
"CSV Export Options",
"Please select the options for the csv file you wish to export to");
m_page->body_widget().load_from_gml(csv_export_gml);
m_page->set_is_final_page(true);
m_delimiter_comma_radio = m_page->body_widget().find_descendant_of_type_named<GUI::RadioButton>("delimiter_comma_radio");
m_delimiter_semicolon_radio = m_page->body_widget().find_descendant_of_type_named<GUI::RadioButton>("delimiter_semicolon_radio");
m_delimiter_tab_radio = m_page->body_widget().find_descendant_of_type_named<GUI::RadioButton>("delimiter_tab_radio");
m_delimiter_space_radio = m_page->body_widget().find_descendant_of_type_named<GUI::RadioButton>("delimiter_space_radio");
m_delimiter_other_radio = m_page->body_widget().find_descendant_of_type_named<GUI::RadioButton>("delimiter_other_radio");
m_delimiter_other_text_box = m_page->body_widget().find_descendant_of_type_named<GUI::TextBox>("delimiter_other_text_box");
m_quote_single_radio = m_page->body_widget().find_descendant_of_type_named<GUI::RadioButton>("quote_single_radio");
m_quote_double_radio = m_page->body_widget().find_descendant_of_type_named<GUI::RadioButton>("quote_double_radio");
m_quote_other_radio = m_page->body_widget().find_descendant_of_type_named<GUI::RadioButton>("quote_other_radio");
m_quote_other_text_box = m_page->body_widget().find_descendant_of_type_named<GUI::TextBox>("quote_other_text_box");
m_quote_escape_combo_box = m_page->body_widget().find_descendant_of_type_named<GUI::ComboBox>("quote_escape_combo_box");
m_export_header_check_box = m_page->body_widget().find_descendant_of_type_named<GUI::CheckBox>("export_header_check_box");
m_quote_all_fields_check_box = m_page->body_widget().find_descendant_of_type_named<GUI::CheckBox>("quote_all_fields_check_box");
m_data_preview_text_editor = m_page->body_widget().find_descendant_of_type_named<GUI::TextEditor>("data_preview_text_editor");
m_data_preview_text_editor->set_should_hide_unnecessary_scrollbars(true);
m_quote_escape_combo_box->set_model(GUI::ItemListModel<DeprecatedString>::create(m_quote_escape_items));
// By default, use commas, double quotes with repeat, disable headers, and quote only the fields that require quoting.
m_delimiter_comma_radio->set_checked(true);
m_quote_double_radio->set_checked(true);
m_quote_escape_combo_box->set_selected_index(0); // Repeat
m_delimiter_comma_radio->on_checked = [&](auto) { update_preview(); };
m_delimiter_semicolon_radio->on_checked = [&](auto) { update_preview(); };
m_delimiter_tab_radio->on_checked = [&](auto) { update_preview(); };
m_delimiter_space_radio->on_checked = [&](auto) { update_preview(); };
m_delimiter_other_radio->on_checked = [&](auto) { update_preview(); };
m_delimiter_other_text_box->on_change = [&] {
if (m_delimiter_other_radio->is_checked())
update_preview();
};
m_quote_single_radio->on_checked = [&](auto) { update_preview(); };
m_quote_double_radio->on_checked = [&](auto) { update_preview(); };
m_quote_other_radio->on_checked = [&](auto) { update_preview(); };
m_quote_other_text_box->on_change = [&] {
if (m_quote_other_radio->is_checked())
update_preview();
};
m_quote_escape_combo_box->on_change = [&](auto&, auto&) { update_preview(); };
m_export_header_check_box->on_checked = [&](auto) { update_preview(); };
m_quote_all_fields_check_box->on_checked = [&](auto) { update_preview(); };
update_preview();
}
auto CSVExportDialogPage::make_writer(Core::Stream::Handle<Core::Stream::Stream> stream) -> ErrorOr<NonnullOwnPtr<XSV>>
{
auto delimiter = TRY([this]() -> ErrorOr<DeprecatedString> {
if (m_delimiter_other_radio->is_checked()) {
if (m_delimiter_other_text_box->text().is_empty())
return Error::from_string_literal("Delimiter unset");
return m_delimiter_other_text_box->text();
}
if (m_delimiter_comma_radio->is_checked())
return ",";
if (m_delimiter_semicolon_radio->is_checked())
return ";";
if (m_delimiter_tab_radio->is_checked())
return "\t";
if (m_delimiter_space_radio->is_checked())
return " ";
return Error::from_string_literal("Delimiter unset");
}());
auto quote = TRY([this]() -> ErrorOr<DeprecatedString> {
if (m_quote_other_radio->is_checked()) {
if (m_quote_other_text_box->text().is_empty())
return Error::from_string_literal("Quote separator unset");
return m_quote_other_text_box->text();
}
if (m_quote_single_radio->is_checked())
return "'";
if (m_quote_double_radio->is_checked())
return "\"";
return Error::from_string_literal("Quote separator unset");
}());
auto quote_escape = [this]() {
auto index = m_quote_escape_combo_box->selected_index();
if (index == 0)
return Writer::WriterTraits::Repeat;
if (index == 1)
return Writer::WriterTraits::Backslash;
VERIFY_NOT_REACHED();
}();
auto should_export_headers = m_export_header_check_box->is_checked();
auto should_quote_all_fields = m_quote_all_fields_check_box->is_checked();
Writer::WriterTraits traits {
move(delimiter),
move(quote),
quote_escape,
};
auto behaviors = Writer::default_behaviors();
Vector<DeprecatedString> empty_headers;
auto* headers = &empty_headers;
if (should_export_headers) {
behaviors = behaviors | Writer::WriterBehavior::WriteHeaders;
headers = &m_headers;
}
if (should_quote_all_fields)
behaviors = behaviors | Writer::WriterBehavior::QuoteAll;
return try_make<XSV>(move(stream), m_data, move(traits), *headers, behaviors);
}
void CSVExportDialogPage::update_preview()
{
auto maybe_error = [this]() -> ErrorOr<void> {
Core::Stream::AllocatingMemoryStream memory_stream;
auto writer = TRY(make_writer(Core::Stream::Handle<Core::Stream::Stream>(memory_stream)));
TRY(writer->generate_preview());
auto buffer = TRY(memory_stream.read_until_eof());
m_data_preview_text_editor->set_text(StringView(buffer));
m_data_preview_text_editor->update();
return {};
}();
if (maybe_error.is_error())
m_data_preview_text_editor->set_text(DeprecatedString::formatted("Cannot update preview: {}", maybe_error.error()));
}
ErrorOr<void> ExportDialog::make_and_run_for(StringView mime, NonnullOwnPtr<Core::Stream::File> file, DeprecatedString filename, Workbook& workbook)
{
auto wizard = GUI::WizardDialog::construct(GUI::Application::the()->active_window());
wizard->set_title("File Export Wizard");
wizard->set_icon(GUI::Icon::default_icon("app-spreadsheet"sv).bitmap_for_size(16));
auto export_xsv = [&]() -> ErrorOr<void> {
// FIXME: Prompt for the user to select a specific sheet to export
// For now, export the first sheet (if available)
if (!workbook.has_sheets())
return Error::from_string_literal("The workbook has no sheets to export!");
CSVExportDialogPage page { workbook.sheets().first() };
wizard->replace_page(page.page());
if (wizard->exec() != GUI::Dialog::ExecResult::OK)
return Error::from_string_literal("CSV Export was cancelled");
auto writer = TRY(page.make_writer(move(file)));
return writer->generate();
};
auto export_worksheet = [&]() -> ErrorOr<void> {
JsonArray array;
for (auto& sheet : workbook.sheets())
array.append(sheet.to_json());
auto file_content = array.to_deprecated_string();
return file->write_entire_buffer(file_content.bytes());
};
if (mime == "text/csv") {
return export_xsv();
} else if (mime == "application/x-sheets+json") {
return export_worksheet();
} else {
auto page = GUI::WizardPage::construct(
"Export File Format",
DeprecatedString::formatted("Select the format you wish to export to '{}' as", LexicalPath::basename(filename)));
page->on_next_page = [] { return nullptr; };
page->body_widget().load_from_gml(select_format_page_gml);
auto format_combo_box = page->body_widget().find_descendant_of_type_named<GUI::ComboBox>("select_format_page_format_combo_box");
Vector<DeprecatedString> supported_formats {
"CSV (text/csv)",
"Spreadsheet Worksheet",
};
format_combo_box->set_model(GUI::ItemListModel<DeprecatedString>::create(supported_formats));
wizard->push_page(page);
if (wizard->exec() != GUI::Dialog::ExecResult::OK)
return Error::from_string_literal("Export was cancelled");
if (format_combo_box->selected_index() == 0)
return export_xsv();
if (format_combo_box->selected_index() == 1)
return export_worksheet();
VERIFY_NOT_REACHED();
}
}
};
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