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logger.cpp
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logger.cpp
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#include "logger.h"
#include "common.h"
#include <algorithm>
#include <list>
#ifdef _MSC_VER
#define NOMINMAX
#include <conio.h>
#include <windows.h>
void ConsoleStart() {}
void ConsoleEnd() {}
#else
#define NOLOGGER
#include <ncurses.h>
typedef WINDOW* HANDLE;
typedef void VOID;
typedef unsigned long DWORD;
static HANDLE _consoleHandle = nullptr;
typedef short SHORT;
struct COORD {
SHORT X, Y;
};
void SetConsoleCursorPosition(HANDLE console, COORD pos) {
wmove(console, pos.Y, pos.X);
}
void WriteConsole(HANDLE console, const VOID* text, DWORD length, DWORD* written, void* reserved) {
wprintw(console, "%.*s", length, (char const*) text);
if (written) *written = length;
wrefresh(console);
}
static const int STD_OUTPUT_HANDLE = 0;
static int _consoleColor = 7;
HANDLE GetStdHandle(int) {
return _consoleHandle;
}
void ConsoleStart() {
_consoleHandle = initscr();
start_color();
for (int i = 1; i <= 7; ++i) {
init_pair(i, i, COLOR_BLACK);
}
attron(COLOR_PAIR(7));
}
void ConsoleEnd() {
endwin();
}
void SetConsoleTextAttribute(HANDLE console, int color) {
if (color != _consoleColor) {
attroff(COLOR_PAIR(_consoleColor));
attron(COLOR_PAIR(_consoleColor = color));
}
}
struct CONSOLE_SCREEN_BUFFER_INFO {
COORD dwCursorPosition;
};
void GetConsoleScreenBufferInfo(HANDLE console, CONSOLE_SCREEN_BUFFER_INFO* info) {
info->dwCursorPosition.Y = getcury(console);
info->dwCursorPosition.X = getcurx(console);
}
#include <termios.h>
int _getch() {
struct termios t1, t2;
tcgetattr(0, &t1);
t2 = t1;
t2.c_lflag &= ~ICANON;
t2.c_lflag &= ~ECHO;
tcsetattr(0, TCSANOW, &t2);
int ch = getchar();
tcsetattr(0, TCSANOW, &t1);
return ch;
}
#endif
Logger::Logger()
: logfile(nullptr)
{
#ifndef NOLOGGER
ConsoleStart();
#endif
}
Logger::~Logger() {
#ifndef NOLOGGER
ConsoleEnd();
#endif
delete logfile;
}
Logger Logger::instance;
struct Logger::Task {
enum {
cLog = -1,
cMenu = -2,
cMenuOption = -3,
};
HANDLE handle;
Task* parent;
COORD pos;
std::string name;
std::string line;
int count;
int index;
int height;
std::string menu;
int msize;
uint32 time;
std::list<Task> sub;
typedef std::list<Task>::iterator Iter;
Task();
Task(Task* parent, int count, std::string const& name);
~Task();
void erase();
void draw();
void write(std::string const& text);
void move(int y);
void item(char const* text);
void progress(int count, bool add = true);
void close();
Iter find(Task* task);
void update(Iter from);
void shift(Iter from);
void rupdate(Iter from);
void rshift(Iter from);
void remove(Task* task);
Task* insert(int count, std::string const& name);
};
static Logger::Task _root;
Logger::Task* Logger::root = &_root;
Logger::Task* Logger::top = nullptr;
void Logger::Task::move(int y) {
erase();
pos.Y = y;
draw();
}
void Logger::Task::item(char const* text) {
++index;
if (GetTickCount() > time + 200) {
write(text ? (name.empty() ? text : fmtstring("%s: %s", name.c_str(), text)) : name);
}
}
void Logger::Task::progress(int count, bool add) {
if (add) index += count;
else index = count;
if (GetTickCount() > time + 200) {
write(name);
}
}
void Logger::Task::erase() {
std::string buf(8 + line.length(), ' ');
SetConsoleCursorPosition(handle, pos);
WriteConsole(handle, buf.c_str(), buf.length(), nullptr, nullptr);
SetConsoleCursorPosition(handle, { 0, pos.Y });
}
void Logger::Task::draw() {
std::string prev = line;
line.clear();
write(prev);
}
void Logger::Task::write(std::string const& text) {
std::string buf;
if (count < 0) {
if (count == cLog) {
buf = "[ Log ] ";
} else if (count == cMenu) {
if (menu.size() == 1) {
buf = "[ ? ] ";
} else if (menu.size() == 2) {
buf = fmtstring("[ %s ] ", menu.c_str());
} else {
buf = fmtstring("[ %s ] ", menu.c_str());
}
} else if (parent->msize < 0) {
buf = fmtstring("[ (%c) ] ", char(cMenuOption - count));
} else if (parent->msize < 2) {
buf = fmtstring("[ (%d) ] ", (cMenuOption - count));
} else if (parent->msize < 3) {
buf = fmtstring("[ (%02d)] ", (cMenuOption - count));
} else {
buf = fmtstring("[(%03d)] ", (cMenuOption - count));
}
} else if (!count || index >= count) {
buf = "[ Done] ";
} else {
buf = fmtstring("[%4.1lf%%] ", 100.0 * std::max(index, 0) / count);
if (buf.substr(0, 4) == "[100") {
buf = "[99.9%] ";
}
}
SetConsoleCursorPosition(handle, pos);
SetConsoleTextAttribute(handle, 2);
WriteConsole(handle, buf.c_str(), buf.length(), nullptr, nullptr);
SetConsoleTextAttribute(handle, 7);
WriteConsole(handle, text.c_str(), text.length(), nullptr, nullptr);
if (line.length() > text.length()) {
buf.assign(line.length() - text.length(), ' ');
WriteConsole(handle, buf.c_str(), buf.length(), nullptr, nullptr);
SetConsoleCursorPosition(handle, {
static_cast<SHORT>(pos.X + 8 + text.length()),
static_cast<SHORT>(pos.Y)
});
}
line = text;
time = GetTickCount();
}
void Logger::Task::close() {
index = count;
write(name);
if (sub.size()) {
for (auto& x : sub) {
x.erase();
}
sub.clear();
int delta = height - 1;
for (Task* cur = this; cur; cur = cur->parent) {
cur->height -= delta;
}
shift(sub.end());
}
}
Logger::Task::Iter Logger::Task::find(Task* task) {
for (Iter it = sub.begin(); it != sub.end(); ++it) {
if (&*it == task) return it;
}
return sub.end();
}
void Logger::Task::update(Iter from) {
Task* prev = nullptr;
if (from != sub.begin()) {
prev = &*std::prev(from);
}
for (; from != sub.end(); ++from) {
from->move(prev ? prev->pos.Y + prev->height : pos.Y + 1);
from->update(from->sub.begin());
prev = &*from;
}
}
void Logger::Task::shift(Iter from) {
update(from);
if (parent) {
Iter self = parent->find(this);
if (self != parent->sub.end()) {
parent->shift(std::next(self));
}
}
}
void Logger::Task::rupdate(Iter from) {
if (from == sub.end()) return;
Task* to = &*from;
int prev = pos.Y + height;
for (auto it = sub.rbegin(); it != sub.rend(); ++it) {
it->rupdate(it->sub.begin());
it->move(prev - it->height);
prev = it->pos.Y;
if (&*it == to) break;
}
}
void Logger::Task::rshift(Iter from) {
if (parent) {
Iter self = parent->find(this);
if (self != parent->sub.end()) {
parent->rshift(std::next(self));
}
}
rupdate(from);
}
void Logger::Task::remove(Task* task) {
Iter pos = find(task);
if (pos == sub.end()) return;
for (Task* cur = this; cur; cur = cur->parent) {
cur->height -= task->height;
}
task->close();
task->erase();
Iter next = std::next(pos);
sub.erase(pos);
shift(next);
}
Logger::Task* Logger::Task::insert(int count, std::string const& name) {
for (Task* cur = this; cur; cur = cur->parent) {
++cur->height;
}
rshift(sub.end());
sub.emplace_back(this, count, name);
return &sub.back();
}
Logger::Task::Task()
: handle(GetStdHandle(STD_OUTPUT_HANDLE))
, parent(nullptr)
, count(0)
, index(0)
, height(1)
, msize(0)
, time(0)
{
CONSOLE_SCREEN_BUFFER_INFO info;
GetConsoleScreenBufferInfo(handle, &info);
pos.X = -2;
pos.Y = info.dwCursorPosition.Y - 1;
}
Logger::Task::Task(Task* parent, int count, std::string const& name)
: handle(GetStdHandle(STD_OUTPUT_HANDLE))
, parent(parent)
, name(name)
, count(count)
, index(-1)
, height(1)
, msize(0)
, time(0)
{
pos.X = parent->pos.X + 2;
if (parent->sub.empty()) {
pos.Y = parent->pos.Y + 1;
} else {
Task* last = &parent->sub.back();
pos.Y = last->pos.Y + last->height;
}
write(name);
}
Logger::Task::~Task() {
//if (parent) {
// erase();
//}
}
#ifdef NOLOGGER
static int _level = 0;
void* Logger::begin(size_t count, char const* name, void* task_) {
for (int i = 0; i < _level; ++i) {
// fprintf(stderr, " ");
}
// fprintf(stderr, "%s\n", name);
++_level;
return nullptr;
}
void Logger::item(char const* name, void* task_) {
for (int i = 0; i < _level; ++i) {
// fprintf(stderr, " ");
}
// fprintf(stderr, "%s\n", name);
}
void Logger::progress(size_t count, bool add, void* task_) {}
void Logger::end(bool pop, void* task_) {
--_level;
}
void Logger::log(char const* fmt, ...) {
va_list ap;
va_start(ap, fmt);
std::string text = varfmtstring(fmt, ap);
va_end(ap);
fprintf(stderr, "%s\n", text.c_str());
}
#else
void* Logger::begin(size_t count, char const* name, void* task_) {
Task* task = (task_ ? (Task*)task_ : top);
if (!task) task = root;
return top = task->insert(count, std::string(name ? name : ""));
}
void Logger::item(char const* name, void* task_) {
Task* task = (task_ ? (Task*)task_ : top);
task->item(name);
}
void Logger::progress(size_t count, bool add, void* task_) {
Task* task = (task_ ? (Task*)task_ : top);
task->progress(count, add);
}
void Logger::end(bool pop, void* task_) {
Task* task = (task_ ? (Task*)task_ : top);
if (top == task) top = task->parent;
if (pop) {
task->parent->remove(task);
} else {
task->close();
}
}
void Logger::log(char const* fmt, ...) {
va_list ap;
va_start(ap, fmt);
std::string text = varfmtstring(fmt, ap);
root->insert(Task::cLog, text);
va_end(ap);
if (!instance.logfile) {
instance.logfile = new File("log.txt", "at");
instance.logfile->printf("============\n");
}
instance.logfile->printf("%s\n", text.c_str());
}
#endif
#include <iostream>
int Logger::menu(char const* title, std::vector<std::string> const& options) {
Task* task = root->insert(Task::cMenu, title);
int digits = 1, mul = 1;
if (options.size() > 99) {
digits = 3, mul = 100;
} else if (options.size() > 9) {
digits = 2, mul = 10;
}
task->menu.resize(digits, '?');
task->msize = digits;
task->draw();
for (size_t i = 0; i < options.size(); ++i) {
task->insert(Task::cMenuOption - i - 1, options[i]);
}
int input = 0, pos = 0;
do {
int chr = _getch();
if ((chr < '0' || chr > '9') && chr != 27 && chr != 8) {
continue;
}
if (chr == 8) {
if (!pos) continue;
--pos;
mul *= 10;
input /= 10;
} else if (chr == 27) {
if (!pos) continue;
while (pos) {
--pos;
mul *= 10;
input /= 10;
}
} else {
int next = input * 10 + (chr - '0');
if (static_cast<size_t>(next * mul) > options.size()) continue;
input = next;
mul /= 10;
++pos;
}
task->close();
task->msize = digits - pos;
if (pos) {
task->menu = fmtstring("%0*d", pos, input);
} else {
task->menu.clear();
}
task->menu.resize(digits, '?');
task->draw();
size_t first = input * 10 * mul;
if (!first) first = 1;
size_t last = (input * 10 + 9) * mul;
if (last > options.size()) last = options.size();
for (size_t i = first; i <= last; ++i) {
task->insert(Task::cMenuOption - (i - input * 10 * mul), options[i - 1]);
}
} while (pos < digits);
task->parent->remove(task);
return input - 1;
}
int Logger::menu(char const* title, std::map<char, std::string> const& options) {
Task* task = root->insert(Task::cMenu, title);
task->msize = -1;
task->menu = "?";
task->draw();
for (auto const& kv : options) {
task->insert(Task::cMenuOption - kv.first, kv.second);
}
int chr;
do {
chr = ::toupper(_getch());
} while (options.find(chr) == options.end());
task->parent->remove(task);
return chr;
}