1 files changed, 101 insertions, 0 deletions
diff --git a/statuses/power.c b/statuses/power.c
new file mode 100644
index 0000000..47277d0
--- /dev/null
+++ b/statuses/power.c
@@ -0,0 +1,101 @@
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include "power.h"
+
+void status_power()
+{
+	char *stline;
+	size_t stlen;
+	FILE *stfile;
+
+	int batt_now = 0;
+	int batt_full = -1;
+	int batt_percent = -1;
+	int batt_current = 1;
+	int batt_voltage = 0;
+	float batt_time = -1;
+	float batt_watts = -1;
+
+	stfile = fopen("/sys/class/power_supply/BAT0/energy_now", "r");
+	if (stfile != NULL)
+	{
+		stline = NULL;
+		stlen = getline(&stline, &stlen, stfile);
+		fclose(stfile);
+
+		batt_now = atoi(stline);
+		free(stline);
+	}
+
+	stfile = fopen("/sys/class/power_supply/BAT0/energy_full", "r");
+	if (stfile != NULL)
+	{
+		stline = NULL;
+		stlen = getline(&stline, &stlen, stfile);
+		fclose(stfile);
+
+		batt_full = atoi(stline);
+		free(stline);
+	}
+
+	stfile = fopen("/sys/class/power_supply/BAT0/current_now", "r");
+	if (stfile != NULL)
+	{
+		stline = NULL;
+		stlen = getline(&stline, &stlen, stfile);
+		fclose(stfile);
+
+		batt_current = atoi(stline);
+		free(stline);
+	}
+
+	stfile = fopen("/sys/class/power_supply/BAT0/voltage_now", "r");
+	if (stfile != NULL)
+	{
+		stline = NULL;
+		stlen = getline(&stline, &stlen, stfile);
+		fclose(stfile);
+
+		batt_voltage = atoi(stline);
+		free(stline);
+	}
+
+    // Hack for chinese battery.
+    //batt_now -= 27220000;
+    //batt_full = 27000000;
+
+	if (batt_full > 0)
+		batt_percent = batt_now / (batt_full / 100);
+
+	if (batt_percent <= 40) // 40
+	{
+		if (batt_percent <= 25) // 25
+		{
+			if (batt_percent <= 10) // 10
+				fputs("^fg(red)", stdout);
+			else // 11-25%
+				fputs("^fg(orange)", stdout);
+		}
+		else // 26-40%
+			fputs("^fg(yellow)", stdout);
+	}
+	else
+	{
+		if (batt_percent > 70) // 70
+			fputs("^fg(white)", stdout);
+		else // 41-70%
+			fputs("^fg(green)", stdout);
+	}
+
+	batt_time = (float)batt_now / (float)batt_current;
+	batt_watts = ((float)batt_voltage / 1000000) * ((float)batt_current / 10000000);
+
+	if (batt_watts == 0)	// fully charged and on AC
+		printf(" BAT0: %d%% _ _ ", batt_percent);
+	else
+		printf(" BAT0: %d%% %.1fh %.1fW ", batt_percent, batt_time, batt_watts);
+
+	//fputs(" Power status ", stdout);
+}