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use std::fmt;
use std::io::{Error as ioError, ErrorKind, Result};
use yaml_rust::Yaml;
#[derive(Debug, Clone)]
pub struct Repeat {
pub action: String,
pub seconds: i64,
}
impl Repeat {
pub fn new_empty() -> Self {
Repeat {
action: String::from(""),
seconds: 0,
}
}
pub fn new(input: &Yaml) -> Result<Self> {
let mut result = Repeat {
action: String::from("restart"),
seconds: 0,
};
let repeat = match input.as_hash() {
Some(v) => v,
None => {
return Err(ioError::new(ErrorKind::NotFound, format!("cannot found")));
}
};
if let Some(v) = repeat.get(&Yaml::from_str("action")) {
if let Some(a) = v.clone().into_string() {
result.action = a;
}
}
match repeat.get(&Yaml::from_str("seconds")) {
Some(v) => {
if let Some(a) = v.clone().into_i64() {
result.seconds = a;
}
}
None => {
return Err(ioError::new(
ErrorKind::InvalidData,
format!("seconds cannot be empty"),
));
}
};
if result.seconds > 0 {
Ok(result)
} else {
Err(ioError::new(
ErrorKind::InvalidData,
format!("seconds cannot less or equal 0"),
))
}
}
}
impl fmt::Display for Repeat {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
if self.seconds == 0 {
write!(f, "false")
} else {
write!(
f,
"action is {}, interval is {} seconds",
self.action, self.seconds
)
}
}
}