otus-hw5/Model.cpp at master · RADEON73/otus-hw5 · GitHub

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#include "Model.h"
#include <iostream>
#include <fstream>
#include "GrObject.h"
#include "GrLine.h"
#include "GrCircle.h"
#include "GrRectangle.h"

void Model::createDoc(const std::string& name)
{
    currentDocument.reset();
    currentDocument = std::make_shared<Document>(name);
    std::cout << "A new document with the name '" << name << "' has been created" << std::endl;
}

void Model::importDoc(const std::string& path)
{
    std::ifstream file(path);
    if (!file.is_open()) {
        std::cerr << "Failed to open file for import: " << path << std::endl;
        return;
    }
    if (deserializeDoc(path))
        std::cout << "Document imported from file: " << path << std::endl;
    else
        std::cerr << "Import Error" << path << std::endl;
}

void Model::exportDoc(const std::string& path)
{
    std::ofstream file(path);
    if (!file.is_open()) {
        std::cerr << "Failed to open file for export: " << path << std::endl;
        return;
    }
    if (serializeDoc(path))
        std::cout << "The document has been exported to a file: " << path << std::endl;
    else
        std::cerr << "Export Error" << path << std::endl;
}

void Model::addGrObject(const std::string& type)
{
    auto result = GrObject::DecodeGrObjectType(type);
    if (result.has_value()) {
        std::shared_ptr<GrObject> newObj = nullptr;
        switch (result.value()) {
        case GrObjectType::Line:
            newObj = std::make_shared<GrLine>();
            break;
        case GrObjectType::Circle:
            newObj = std::make_shared<GrCircle>();
            break;
        case GrObjectType::Rectangle:
            newObj = std::make_shared<GrRectangle>();
            break;
        default:
            break;
        }
        currentDocument->addGrObject(std::move(newObj));
		return;
    }
    else
        std::cerr << "Invalid grObject type." << std::endl;
}

void Model::showListGrObject()
{
    currentDocument->showListGrObject();
}

void Model::removeGrObject(const std::string& id)
{
    for (auto& grObj : currentDocument->getObjects()) {
        //TODO: не обработана ситуация, когда id не число
        if (grObj->getId() == stoi(id)) {
            currentDocument->removeGrObject(grObj);
            break;
        }
    }
}

bool Model::serializeDoc(const std::string& path)
{
    //Serialization here (import grObjects)
    return true;
}

bool Model::deserializeDoc(const std::string& filename)
{
    //Deserialization header here
    auto name = "this name gets from file";
    currentDocument.reset();
    currentDocument = std::make_shared<Document>(name);
    //Deserialization body here (export grObjects)
    return true;
}