//
// Created by erik on 2018-07-02.
//

#include "ScriptsProperty.h"
#include "rules/python/PythonScriptFactory.h"
#include "rules/LocatedEntity.h"
#include "rules/Script.h"
#include "common/log.h"
#include "common/compose.hpp"

using Atlas::Message::Element;
using Atlas::Message::MapType;
using Atlas::Message::ListType;

using String::compose;

std::map<std::pair<std::string, std::string>, std::shared_ptr<ScriptKit<LocatedEntity>>> ScriptsProperty::sScriptFactories;

void ScriptsProperty::set(const Atlas::Message::Element &element) {
    Property::set(element);

    m_scripts.clear();
    for (auto &entry : m_data) {
        if (entry.isMap()) {
            std::string script_package;
            std::string script_class;
            if (Script::getScriptDetails(entry.Map(), "<none>", "Entity",
                                              script_package, script_class) == 0) {
                auto key = std::make_pair(script_package, script_class);
                auto I = sScriptFactories.find(key);
                if (I != sScriptFactories.end()) {
                    m_scripts.push_back(I->second);
                } else {
                    auto psf = std::make_shared<PythonScriptFactory<LocatedEntity>>(script_package, script_class);
                    if (psf->setup() == 0) {
                        sScriptFactories.emplace(key, psf);
                        m_scripts.push_back(std::move(psf));
                    } else {
                        log(ERROR, String::compose("Python class \"%1.%2\" failed to load",
                                                   script_package, script_class));
                    }
                }
            }
        }
    }
}

void ScriptsProperty::apply(LocatedEntity *entity) {

    applyScripts(entity);
}

void ScriptsProperty::applyScripts(LocatedEntity *entity) const {

    for (auto script : entity->m_scripts) {
        delete script;
    }
    entity->m_scripts.clear();
    for (auto &scriptFactory : m_scripts) {
        scriptFactory->addScript(entity);
    }
}

void ScriptsProperty::reloadAllScriptFactories() {
    for (auto& entry : sScriptFactories) {
        entry.second->refreshClass();
    }

}