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use serde::{Deserialize, Serialize};
#[derive(Clone, Debug, Deserialize, Default, Eq, Hash, PartialEq, Serialize)]
pub struct Session {
pub events: Vec<String>,
pub timestamp: i64,
}
impl Session {
pub fn new() -> Self {
let events = Vec::new();
let timestamp = chrono::Utc::now().timestamp();
Self { events, timestamp }
}
pub fn events(&self) -> &Vec<String> {
&self.events
}
pub fn timestamp(&self) -> i64 {
self.timestamp
}
pub fn update<T: ToString>(&mut self, event: T) -> &Self {
self.events.push(event.to_string());
self.timestamp = chrono::Utc::now().timestamp();
self
}
}
impl std::fmt::Display for Session {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(f, "{}", serde_json::to_string(&self).unwrap())
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_default() {
let a = Session::default();
let mut b = a.clone();
assert_eq!(&a, &b);
assert_ne!(&a, b.update(""))
}
#[test]
fn test_update() {
let data = vec!["", "a", "c"];
let mut a = Session::default();
for i in data.clone() {
a.update(i);
}
assert_eq!(a.events(), &data);
}
}