1 /*
2 This file is part of Telegram Desktop,
3 the official desktop application for the Telegram messaging service.
4 
5 For license and copyright information please follow this link:
6 https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
7 */
8 #pragma once
9 
10 #include <QtCore/QString>
11 
12 namespace Export {
13 namespace Data {
14 struct PersonalInfo;
15 struct UserpicsInfo;
16 struct UserpicsSlice;
17 struct ContactsList;
18 struct SessionsList;
19 struct DialogsInfo;
20 struct DialogInfo;
21 struct MessagesSlice;
22 struct File;
23 } // namespace Data
24 
25 struct Settings;
26 struct Environment;
27 
28 namespace Output {
29 
30 QString NormalizePath(const Settings &settings);
31 
32 struct Result;
33 class Stats;
34 
35 enum class Format {
36 	Html,
37 	Json,
38 };
39 
40 class AbstractWriter {
41 public:
42 	[[nodiscard]] virtual Format format() = 0;
43 
44 	[[nodiscard]] virtual Result start(
45 		const Settings &settings,
46 		const Environment &environment,
47 		Stats *stats) = 0;
48 
49 	[[nodiscard]] virtual Result writePersonal(
50 		const Data::PersonalInfo &data) = 0;
51 
52 	[[nodiscard]] virtual Result writeUserpicsStart(
53 		const Data::UserpicsInfo &data) = 0;
54 	[[nodiscard]] virtual Result writeUserpicsSlice(
55 		const Data::UserpicsSlice &data) = 0;
56 	[[nodiscard]] virtual Result writeUserpicsEnd() = 0;
57 
58 	[[nodiscard]] virtual Result writeContactsList(
59 		const Data::ContactsList &data) = 0;
60 
61 	[[nodiscard]] virtual Result writeSessionsList(
62 		const Data::SessionsList &data) = 0;
63 
64 	[[nodiscard]] virtual Result writeOtherData(
65 		const Data::File &data) = 0;
66 
67 	[[nodiscard]] virtual Result writeDialogsStart(
68 		const Data::DialogsInfo &data) = 0;
69 	[[nodiscard]] virtual Result writeDialogStart(
70 		const Data::DialogInfo &data) = 0;
71 	[[nodiscard]] virtual Result writeDialogSlice(
72 		const Data::MessagesSlice &data) = 0;
73 	[[nodiscard]] virtual Result writeDialogEnd() = 0;
74 	[[nodiscard]] virtual Result writeDialogsEnd() = 0;
75 
76 	[[nodiscard]] virtual Result finish() = 0;
77 
78 	[[nodiscard]] virtual QString mainFilePath() = 0;
79 
80 	virtual ~AbstractWriter() = default;
81 
82 	Stats produceTestExample(
83 		const QString &path,
84 		const Environment &environment);
85 
86 };
87 
88 std::unique_ptr<AbstractWriter> CreateWriter(Format format);
89 
90 } // namespace Output
91 } // namespace Export
92