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#include <stdlib.h>
#include <time.h>
#include <stdio.h>
#include <unistd.h>
#include <pthread.h>
#include <sys/epoll.h>
#include <sys/inotify.h>
#include <fcntl.h>
#include <signal.h>
#include <sys/stat.h>
#include <string.h>
#include "config.h"
#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/Xmu/CurUtil.h>
#include <X11/Xcursor/Xcursor.h>
#include <libnotify/notify.h>
#define debug(x) printf("%s\n", x)
#define IBUF_LEN (10 * (sizeof(struct inotify_event) + strlen(BAT0_DIR) + 1))
int sec_counter = 0;
volatile int need_exit = 0;
int charging_state = 0;
struct xorg_data {
Display *dpy;
int screen;
Window root;
};
static void x_start(struct xorg_data *xorg_data)
{
xorg_data->dpy = XOpenDisplay(NULL);
xorg_data->screen = DefaultScreen(xorg_data->dpy);
xorg_data->root = RootWindow(xorg_data->dpy, xorg_data->screen);
}
static void xsetroot_summon(struct xorg_data *xorg_data, char* text)
{
XStoreName(xorg_data->dpy, xorg_data->root, text);
}
static void x_end(struct xorg_data *xorg_data)
{
XCloseDisplay(xorg_data->dpy);
}
void signal_handler(int signal)
{
need_exit = 1;
}
static __off_t getfile_size(int fd)
{
struct stat st;
int ret;
ret = fstat(fd, &st);
if (ret == -1) {
perror("fstat");
return -1;
}
return st.st_size;
}
static char* get_time()
{
time_t rawtime;
struct tm * timeinfo;
time (&rawtime);
timeinfo = localtime(&rawtime);
return asctime(timeinfo);
}
char* newline_cut(char *str, int size)
{
char* data = (char*)malloc(size);
memset(data, '\0', size);
for(int i = 0 ; i < size; i++) {
if (*(str + i) != '\n') {
*(data + i) = *(str + i);
}
}
return data;
}
static void notify_exec(char *title, char* body)
{
NotifyNotification *notif;
notif = notify_notification_new(title, body, NULL);
notify_notification_show(notif, NULL);
}
static void call_when_battery_full(int current)
{
sec_counter = sec_counter + 1;
if (sec_counter == 4) {
if (current < 15) {
if (charging_state == 0)
notify_exec("warning", "Battery low, Insert charger now...... ASAP");
} else if (current > 95) {
if (charging_state == 1)
notify_exec("Note", "Battery full, Please unplug the cable NOW ....");
}
sec_counter = 0;
}
}
static int open_bat0(const char* bat0dir)
{
return open(bat0dir, O_RDONLY);
}
static char* read_bat0(int fd, int *sizeptr)
{
off_t size = getfile_size(fd);
*sizeptr = size;
char *buf = (char*)malloc(size);
memset(buf, '\0', size);
read(fd, buf, size);
return buf;
}
static int close_bat0(int fd)
{
return close(fd);
}
void signal_cb(int signal)
{
need_exit = 1;
}
int main(int argc, char **argv, char *envp[])
{
signal(SIGINT, signal_handler);
notify_init("xrootdaemon");
struct xorg_data xorg_data;
char randombuf[100];
int bat0size = 0;
int bat0charging_size = 0;
while (!need_exit) {
int fd = open_bat0(BAT0_DIR);
char* bat0data = read_bat0(fd, &bat0size);
char* bat2cutted = newline_cut(bat0data, bat0size);
int fd_charging_state = open_bat0(BAT_CHARGING_STATE_0_DIR);
char* bat0chargingdata = read_bat0(fd_charging_state, &bat0charging_size);
char* bat2chargingcutted = newline_cut(bat0chargingdata, bat0charging_size);
if (strcmp(bat2chargingcutted, "Charging") == 0) {
charging_state = 1;
} else {
charging_state = 0;
}
char* timestr = get_time();
char* time = newline_cut(timestr, strlen(timestr) + 1);
snprintf(randombuf, 100, "%s %d (%s) %s", time, atoi(bat2cutted), bat2chargingcutted, DESKTOP_NAME);
x_start(&xorg_data);
xsetroot_summon(&xorg_data, randombuf);
x_end(&xorg_data);
call_when_battery_full(atoi(bat2cutted));
free(bat0data);
free(bat2cutted);
free(bat0chargingdata);
free(bat2chargingcutted);
free(time);
close_bat0(fd);
close_bat0(fd_charging_state);
sleep(1);
}
notify_uninit();
return 0;
}
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