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#include "fastfetch.h"
#include "battery.h"
#include "common/strutil.h"
#include "common/processing.h"
#include "common/properties.h"
#define FF_TERMUX_API_PATH FASTFETCH_TARGET_DIR_ROOT "/libexec/termux-api"
#define FF_TERMUX_API_PARAM "BatteryStatus"
static inline void wrapYyjsonFree(yyjson_doc** doc) {
assert(doc);
if (*doc) {
yyjson_doc_free(*doc);
}
}
static const char* parseTermuxApi(FFBatteryOptions* options, FFlist* results) {
FF_STRBUF_AUTO_DESTROY buffer = ffStrbufCreate();
if (ffProcessAppendStdOut(&buffer, (char* const[]) { FF_TERMUX_API_PATH, FF_TERMUX_API_PARAM, NULL })) {
return "Starting `" FF_TERMUX_API_PATH " " FF_TERMUX_API_PARAM "` failed";
}
yyjson_doc* FF_A_CLEANUP(wrapYyjsonFree) doc = yyjson_read_opts(buffer.chars, buffer.length, 0, NULL, NULL);
if (!doc) {
return "Failed to parse battery info";
}
yyjson_val* root = yyjson_doc_get_root(doc);
if (!yyjson_is_obj(root)) {
return "Battery info result is not a JSON object";
}
FFBatteryResult* battery = FF_LIST_ADD(FFBatteryResult, *results);
battery->temperature = FF_BATTERY_TEMP_UNSET;
battery->cycleCount = 0;
battery->timeRemaining = -1;
battery->status = FF_BATTERY_STATUS_NONE;
ffStrbufInit(&battery->manufacturer);
ffStrbufInit(&battery->modelName);
ffStrbufInit(&battery->technology);
ffStrbufInit(&battery->serial);
ffStrbufInit(&battery->manufactureDate);
battery->capacity = yyjson_get_num(yyjson_obj_get(root, "percentage"));
const char* acStatus = yyjson_get_str(yyjson_obj_get(root, "plugged"));
if (acStatus) {
if (ffStrEquals(acStatus, "PLUGGED_AC")) {
battery->status |= FF_BATTERY_STATUS_AC_CONNECTED;
} else if (ffStrEquals(acStatus, "PLUGGED_USB")) {
battery->status |= FF_BATTERY_STATUS_USB_CONNECTED;
} else if (ffStrEquals(acStatus, "PLUGGED_WIRELESS")) {
battery->status |= FF_BATTERY_STATUS_WIRELESS_CONNECTED;
}
}
const char* status = yyjson_get_str(yyjson_obj_get(root, "status"));
if (status) {
if (ffStrEquals(status, "CHARGING")) {
battery->status |= FF_BATTERY_STATUS_CHARGING;
} else if (ffStrEquals(status, "DISCHARGING")) {
battery->status |= FF_BATTERY_STATUS_DISCHARGING;
}
}
if (options->temp) {
battery->temperature = yyjson_get_num(yyjson_obj_get(root, "temperature"));
}
return NULL;
}
static const char* parseDumpsys(FFBatteryOptions* options, FFlist* results) {
FF_STRBUF_AUTO_DESTROY buf = ffStrbufCreate();
if (ffProcessAppendStdOut(&buf, (char*[]) {
"/system/bin/dumpsys",
"battery",
NULL,
}) != NULL ||
buf.length == 0) {
return "Executing `/system/bin/dumpsys battery` failed"; // Only works in `adb shell`, or when rooted
}
if (!ffStrbufStartsWithS(&buf, "Current Battery Service state:\n")) {
return "Invalid `/system/bin/dumpsys battery` result";
}
const char* start = buf.chars + strlen("Current Battery Service state:\n");
FF_STRBUF_AUTO_DESTROY temp = ffStrbufCreate();
if (!ffParsePropLines(start, "present: ", &temp) || !ffStrbufEqualS(&temp, "true")) {
return NULL;
}
ffStrbufClear(&temp);
FFBatteryResult* battery = FF_LIST_ADD(FFBatteryResult, *results);
battery->temperature = FF_BATTERY_TEMP_UNSET;
battery->cycleCount = 0;
battery->timeRemaining = -1;
battery->capacity = 0;
battery->status = FF_BATTERY_STATUS_NONE;
ffStrbufInit(&battery->manufacturer);
ffStrbufInit(&battery->modelName);
ffStrbufInit(&battery->technology);
ffStrbufInit(&battery->serial);
ffStrbufInit(&battery->manufactureDate);
if (ffParsePropLines(start, "AC powered: ", &temp) && ffStrbufEqualS(&temp, "true")) {
battery->status |= FF_BATTERY_STATUS_AC_CONNECTED;
}
ffStrbufClear(&temp);
if (ffParsePropLines(start, "USB powered: ", &temp) && ffStrbufEqualS(&temp, "true")) {
battery->status |= FF_BATTERY_STATUS_USB_CONNECTED;
}
ffStrbufClear(&temp);
if (ffParsePropLines(start, "Wireless powered: ", &temp) && ffStrbufEqualS(&temp, "true")) {
battery->status |= FF_BATTERY_STATUS_WIRELESS_CONNECTED;
}
ffStrbufClear(&temp);
{
double level = 0, scale = 0;
if (ffParsePropLines(start, "level: ", &temp)) {
level = ffStrbufToDouble(&temp, -DBL_MAX);
}
ffStrbufClear(&temp);
if (ffParsePropLines(start, "scale: ", &temp)) {
scale = ffStrbufToDouble(&temp, -DBL_MAX);
}
ffStrbufClear(&temp);
if (level > 0 && scale > 0) {
battery->capacity = level * 100 / scale;
}
}
if (options->temp) {
if (ffParsePropLines(start, "temperature: ", &temp)) {
battery->temperature = ffStrbufToDouble(&temp, FF_BATTERY_TEMP_UNSET);
if (battery->temperature != FF_BATTERY_TEMP_UNSET) {
battery->temperature /= 10.0; // Android returns temperature in tenths of a degree
}
}
ffStrbufClear(&temp);
}
ffParsePropLines(start, "technology: ", &battery->technology);
return NULL;
}
const char* ffDetectBattery(FFBatteryOptions* options, FFlist* results) {
const char* error = parseTermuxApi(options, results);
if (error && parseDumpsys(options, results) == NULL) {
return NULL;
}
return error;
}
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