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#include <jo_lowbat.hpp>
#include <iostream>
#include <array>
#include <memory>
#include <algorithm>
using namespace std;
uint8_t
Lowbat::jo_testAcpi(void) {
if (system("acpi > /dev/null 2>&1")) {
cout << "acpi is not installed. Please install it in order to run lowbat." << endl;
return 1;
}
return 0;
}
int
Lowbat::jo_fetchBatlvl(void) {
cout << "Fetching batlvl: ";
m_batlvl = Lowbat::jo_exec("acpi | awk '{print $4}' | rev | cut -c 3- | rev");
m_batlvl.erase(remove(m_batlvl.begin(), m_batlvl.end(), '\n'), m_batlvl.end());
cout << m_batlvl << "%" << endl;
return(stoi(m_batlvl));
}
string
Lowbat::jo_exec(const char* cmd) {
array<char, 128> buffer;
string result;
unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd, "r"), pclose);
if (!pipe) {
throw runtime_error("popen() failed!");
}
while (fgets(buffer.data(), buffer.size(), pipe.get()) != nullptr) {
result += buffer.data();
}
return result;
}
int
Lowbat::jo_notify(void) {
string str;
str = "notify-send \"Low battery: ";
str += m_batlvl;
str += "%\" \"Please plug in computer\" -u critical -t 15000";
cout << "Notifying" << endl;
return system(str.c_str());
}
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