1 /*
2 Minetest
3 Copyright (C) 2015 est31 <MTest31@outlook.com>
4 
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
9 
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 GNU Lesser General Public License for more details.
14 
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 */
19 
20 #pragma once
21 
22 #include "chat.h"
23 #include "threading/thread.h"
24 #include "util/container.h"
25 #include "log.h"
26 #include <sstream>
27 
28 
29 struct ChatInterface;
30 
31 class TermLogOutput : public ILogOutput {
32 public:
33 
logRaw(LogLevel lev,const std::string & line)34 	void logRaw(LogLevel lev, const std::string &line)
35 	{
36 		queue.push_back(std::make_pair(lev, line));
37 	}
38 
log(LogLevel lev,const std::string & combined,const std::string & time,const std::string & thread_name,const std::string & payload_text)39 	virtual void log(LogLevel lev, const std::string &combined,
40 		const std::string &time, const std::string &thread_name,
41 		const std::string &payload_text)
42 	{
43 		std::ostringstream os(std::ios_base::binary);
44 		os << time << ": [" << thread_name << "] " << payload_text;
45 
46 		queue.push_back(std::make_pair(lev, os.str()));
47 	}
48 
49 	MutexedQueue<std::pair<LogLevel, std::string> > queue;
50 };
51 
52 class TerminalChatConsole : public Thread {
53 public:
54 
TerminalChatConsole()55 	TerminalChatConsole() :
56 		Thread("TerminalThread")
57 	{}
58 
setup(ChatInterface * iface,bool * kill_requested,const std::string & nick)59 	void setup(
60 		ChatInterface *iface,
61 		bool *kill_requested,
62 		const std::string &nick)
63 	{
64 		m_nick = nick;
65 		m_kill_requested = kill_requested;
66 		m_chat_interface = iface;
67 	}
68 
69 	virtual void *run();
70 
71 	// Highly required!
clearKillStatus()72 	void clearKillStatus() { m_kill_requested = nullptr; }
73 
74 	void stopAndWaitforThread();
75 
76 private:
77 	// these have stupid names so that nobody missclassifies them
78 	// as curses functions. Oh, curses has stupid names too?
79 	// Well, at least it was worth a try...
80 	void initOfCurses();
81 	void deInitOfCurses();
82 
83 	void draw_text();
84 
85 	void typeChatMessage(const std::wstring &m);
86 
87 	void handleInput(int ch, bool &complete_redraw_needed);
88 
89 	void step(int ch);
90 
91 	// Used to ensure the deinitialisation is always called.
92 	struct CursesInitHelper {
93 		TerminalChatConsole *cons;
CursesInitHelperCursesInitHelper94 		CursesInitHelper(TerminalChatConsole * a_console)
95 			: cons(a_console)
96 		{ cons->initOfCurses(); }
~CursesInitHelperCursesInitHelper97 		~CursesInitHelper() { cons->deInitOfCurses(); }
98 	};
99 
100 	int m_log_level = LL_ACTION;
101 	std::string m_nick;
102 
103 	u8 m_utf8_bytes_to_wait = 0;
104 	std::string m_pending_utf8_bytes;
105 
106 	std::list<std::string> m_nicks;
107 
108 	int m_cols;
109 	int m_rows;
110 	bool m_can_draw_text;
111 
112 	bool *m_kill_requested = nullptr;
113 	ChatBackend m_chat_backend;
114 	ChatInterface *m_chat_interface;
115 
116 	TermLogOutput m_log_output;
117 
118 	bool m_esc_mode = false;
119 
120 	u64 m_game_time = 0;
121 	u32 m_time_of_day = 0;
122 };
123 
124 extern TerminalChatConsole g_term_console;
125