launchpadlib-cpp/src/archive_permission.cpp

// Copyright (C) 2024 Simon Quigley <tsimonq2@ubuntu.com>
//
// 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 3 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, see <https://www.gnu.org/licenses/>.

#include "archive_permission.h"
#include "launchpad.h"
#include <iostream>
#include <map>
#include <functional>

archive_permission::archive_permission()
    : explicit_(false),
      lp(nullptr) {}

archive_permission::~archive_permission() {}

std::optional<archive_permission> archive_permission::parse(const std::string& json_data) {
    archive_permission ap;
    ap.parse_json(json_data);
    return ap;
}

void archive_permission::parse_json(const std::string& json_data) {
    if (json_data.empty()) {
        std::cerr << "Error: Empty JSON data for archive_permission::parse_json." << std::endl;
        return;
    }

    try {
        auto data = nlohmann::json::parse(json_data);

        // Map JSON keys to lambdas to parse
        std::map<std::string, std::function<void(const nlohmann::json&)>> json_map = {
            {"archive_link", [this](const nlohmann::json& val) { archive_link = val.get<std::string>(); }},
            {"component_name", [this](const nlohmann::json& val) { component_name = val.get<std::string>(); }},
            {"date_created", [this](const nlohmann::json& val) { date_created = val.get<std::string>(); }},
            {"distro_series_name", [this](const nlohmann::json& val) { distro_series_name = val.get<std::string>(); }},
            {"distroseries_link", [this](const nlohmann::json& val) { distroseries_link = val.get<std::string>(); }},
            {"explicit", [this](const nlohmann::json& val) { explicit_ = val.get<bool>(); }},
            {"package_set_name", [this](const nlohmann::json& val) { package_set_name = val.get<std::string>(); }},
            {"permission", [this](const nlohmann::json& val) { permission = val.get<std::string>(); }},
            {"person_link", [this](const nlohmann::json& val) { person_link = val.get<std::string>(); }},
            {"pocket", [this](const nlohmann::json& val) { pocket = val.get<std::string>(); }},
            {"source_package_name", [this](const nlohmann::json& val) { source_package_name = val.get<std::string>(); }}
        };

        std::map<std::string, std::function<void(const nlohmann::json&)>> readonly_map = {
            {"http_etag", [this](const nlohmann::json& val) { http_etag = val.get<std::string>(); }},
            {"resource_type_link", [this](const nlohmann::json& val) { resource_type_link = val.get<std::string>(); }},
            {"self_link", [this](const nlohmann::json& val) { self_link = val.get<std::string>(); }}
        };

        for (auto& [key, value] : data.items()) {
            try {
                if (json_map.find(key) != json_map.end()) {
                    json_map[key](value);
                    json_map.erase(key);
                } else if (readonly_map.find(key) != readonly_map.end()) {
                    readonly_map[key](value);
                    readonly_map.erase(key);
                }
            } catch (const std::exception& e) {
                // If parsing fails for a field, just continue
                continue;
            }
        }
    } catch (const nlohmann::json::parse_error& e) {
        std::cerr << "JSON parse error in archive_permission::parse_json: " << e.what() << std::endl;
        std::cerr << "Input JSON was: " << json_data << std::endl;
    } catch (const std::exception& e) {
        std::cerr << "Unexpected error during JSON parsing: " << e.what() << std::endl;
    }
}

void archive_permission::set_lp(launchpad* lp_ptr) {
    lp = lp_ptr;
}