remwharead  0.9.1
export.hpp
1 /* This file is part of remwharead.
2  * Copyright © 2019 tastytea <tastytea@tastytea.de>
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, version 3.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  */
16 
17 #ifndef REMWHAREAD_EXPORT_EXPORT_HPP
18 #define REMWHAREAD_EXPORT_EXPORT_HPP
19 
20 #include "sqlite.hpp"
21 #include <iostream>
22 #include <list>
23 
24 namespace remwharead::Export
25 {
26 using std::list;
27 using std::ostream;
28 using std::cout;
37 {
38 public:
45  explicit ExportBase(const list<Database::entry> &entries,
46  ostream &out = cout);
47  virtual ~ExportBase() = default;
48  ExportBase(const ExportBase &) = delete;
49  ExportBase &operator=(const ExportBase &) = delete;
50  ExportBase(ExportBase &&) = delete;
51  ExportBase &operator=(ExportBase &&) = delete;
52 
53 
57  virtual void print() const = 0;
58 
59 protected:
60  const list<Database::entry> _entries;
61  ostream &_out;
62 
70  [[nodiscard]]
71  list<Database::entry> sort_entries(list<Database::entry> entries) const;
72 };
73 } // namespace remwharead::Export
74 
75 #endif // REMWHAREAD_EXPORT_EXPORT_HPP
ExportBase(const list< Database::entry > &entries, ostream &out=cout)
Export list of Database::entry.
Definition: export.cpp:22
Base class for exports.
Definition: export.hpp:36
virtual void print() const =0
Print output to std::ostream.
list< Database::entry > sort_entries(list< Database::entry > entries) const
Sort entries from newest to oldest and remove duplicates.
Definition: export.cpp:28