Решение на упр.02 задача 1 от Росен Стефанов
Резултати
- 4 точки от тестове
- 0 бонус точки
- 4 точки общо
- 0 успешни тест(а)
- 0 неуспешни тест(а)
Код
#[derive(Debug)]
struct SensorData {
temperature: f64,
radiation_level: u32,
}
#[derive(Debug)]
struct Probe {
name: String,
battery_percentage: u8,
last_reading: SensorData,
status: String,
}
fn create_sensor_data(temperature: f64, radiation_level: u32) -> SensorData {
SensorData {
temperature: temperature,
radiation_level: radiation_level,
}
}
fn create_probe(name: &str, battery_percentage: u8, sensor_data: SensorData) -> Probe {
Probe {
name: name.to_string(),
battery_percentage: battery_percentage,
last_reading: sensor_data,
status: "Standby".to_string(),
}
}
fn diagnostic_check(probe: &Probe) {
if probe.battery_percentage < 20 {
println!("Low battery");
} else {
println!("{:?}", probe);
}
}
fn recharge_probe(probe: &mut Probe, amount: u8) {
if probe.battery_percentage + amount >= 100 {
probe.battery_percentage = 100;
} else {
probe.battery_percentage += amount;
}
}
fn update_status(probe: &mut Probe, new_status: &str) {
probe.status = new_status.to_string();
}
fn analyze_critical_sensor(sensor: SensorData) {
if sensor.radiation_level > 100 || sensor.temperature > 300 as f64 {
println!(
"Its bad. radiation_level: {}, temperature: {}",
sensor.radiation_level, sensor.temperature
);
} else {
println!(
"Its ok. radiation_level: {}, temperature: {}",
sensor.radiation_level, sensor.temperature
);
}
}
fn main() {
let sensor1 = create_sensor_data(22.45, 18);
let mut probe1 = create_probe("MI bombo", 67, sensor1);
diagnostic_check(&probe1);
recharge_probe(&mut probe1, 80);
update_status(&mut probe1, "Exploring");
let reading = probe1.last_reading;
analyze_critical_sensor(reading);
//diagnostic_check(&probe1); - borrow of partially moved value: `probe1`.
//Това се случва, защото probe1 е загубил собственост над last_reading.
//Сега можем да ползваме само другите полета.
//Подаването на &probe1 като аргумент на фуккция пак хвърля тази грешка, дори да не ползва probe1.last_reading
}