Homework_university_db/SaveLoadFile.hpp at master · lukasz-kukulka/Homework_university_db · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
#pragma once

#include "AddPerson.hpp"
#include "Command.hpp"
#include "ValidationData.hpp"

#include <fstream>
#include <memory>
#include <string>

namespace {
    constexpr char DEFAULT_FILE_NAME[] { "default" };
}

class SaveLoadFile : public Command {
public:
    SaveLoadFile(std::shared_ptr<ValidationData> validation);
    ~SaveLoadFile() = default;
    enum class SaveLoadOptions {
        NoChoice,
        SaveToExist,
        SaveNew,
        LoadNew,
        LoadToExist,
        Back
    };

    void operator()(std::vector<std::shared_ptr<Person>>& person) override;

private:
    int printSaveLoadMenu();
    SaveLoadOptions userChoice();
    SaveLoadOptions saveLoadMenu(SaveLoadOptions userChoice, std::vector<std::shared_ptr<Person>>& person);

    void saveToCurrentlyFile(std::vector<std::shared_ptr<Person>>& person);

    void saveToNewFile(std::vector<std::shared_ptr<Person>>& person);

    void loadToNewVector(std::vector<std::shared_ptr<Person>>& person);

    void loadToExistVector(std::vector<std::shared_ptr<Person>>& person);

    void saveSingleRecordToFile(std::vector<std::shared_ptr<Person>>& person, int indexNumber, std::fstream& file);
    void saveMultiRecordsToFile(std::vector<std::shared_ptr<Person>>& person, std::string fileName = DEFAULT_FILE_NAME);

    void loadSingleRecordFromFile(std::vector<std::shared_ptr<Person>>& person, int lineNumber, std::fstream& file);
    void loadMultiRecordsToFile(std::vector<std::shared_ptr<Person>>& person, std::string fileName);

    void deleteDuplicate(std::vector<std::shared_ptr<Person>>& person);

    std::shared_ptr<ValidationData>validation_;
    SaveLoadOptions SaveLoadOptions_ { SaveLoadOptions::NoChoice };
    AddPerson addPerson;
};