ladybird/Userland/Libraries/LibGUI/JsonArrayModel.cpp
Brian Gianforcaro 1682f0b760 Everything: Move to SPDX license identifiers in all files.
SPDX License Identifiers are a more compact / standardized
way of representing file license information.

See: https://spdx.dev/resources/use/#identifiers

This was done with the `ambr` search and replace tool.

 ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
2021-04-22 11:22:27 +02:00

137 lines
3.1 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/JsonObject.h>
#include <LibCore/File.h>
#include <LibGUI/JsonArrayModel.h>
namespace GUI {
void JsonArrayModel::update()
{
auto file = Core::File::construct(m_json_path);
if (!file->open(Core::IODevice::ReadOnly)) {
dbgln("Unable to open {}", file->filename());
m_array.clear();
did_update();
return;
}
auto json = JsonValue::from_string(file->read_all());
VERIFY(json.has_value());
VERIFY(json.value().is_array());
m_array = json.value().as_array();
did_update();
}
bool JsonArrayModel::store()
{
auto file = Core::File::construct(m_json_path);
if (!file->open(Core::IODevice::WriteOnly)) {
dbgln("Unable to open {}", file->filename());
return false;
}
file->write(m_array.to_string());
file->close();
return true;
}
bool JsonArrayModel::add(const Vector<JsonValue>&& values)
{
VERIFY(values.size() == m_fields.size());
JsonObject obj;
for (size_t i = 0; i < m_fields.size(); ++i) {
auto& field_spec = m_fields[i];
obj.set(field_spec.json_field_name, values.at(i));
}
m_array.append(move(obj));
did_update();
return true;
}
bool JsonArrayModel::set(int row, Vector<JsonValue>&& values)
{
VERIFY(values.size() == m_fields.size());
if (row >= m_array.size())
return false;
JsonObject obj;
for (size_t i = 0; i < m_fields.size(); ++i) {
auto& field_spec = m_fields[i];
obj.set(field_spec.json_field_name, move(values.at(i)));
}
m_array.set(row, move(obj));
did_update();
return true;
}
bool JsonArrayModel::remove(int row)
{
if (row >= m_array.size())
return false;
JsonArray new_array;
for (int i = 0; i < m_array.size(); ++i)
if (i != row)
new_array.append(m_array.at(i));
m_array = new_array;
did_update();
return true;
}
Variant JsonArrayModel::data(const ModelIndex& index, ModelRole role) const
{
auto& field_spec = m_fields[index.column()];
auto& object = m_array.at(index.row()).as_object();
if (role == ModelRole::TextAlignment) {
return field_spec.text_alignment;
}
if (role == ModelRole::Display) {
auto& json_field_name = field_spec.json_field_name;
auto data = object.get(json_field_name);
if (field_spec.massage_for_display)
return field_spec.massage_for_display(object);
if (data.is_number())
return data;
return object.get(json_field_name).to_string();
}
if (role == ModelRole::Sort) {
if (field_spec.massage_for_sort)
return field_spec.massage_for_sort(object);
return data(index, ModelRole::Display);
}
if (role == ModelRole::Custom) {
if (field_spec.massage_for_custom)
return field_spec.massage_for_custom(object);
return {};
}
return {};
}
void JsonArrayModel::set_json_path(const String& json_path)
{
if (m_json_path == json_path)
return;
m_json_path = json_path;
update();
}
}