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/// implementation of traits to query zugportal.de
/// (available at least in the Munich S-Bahn, maybe other trains)
use chrono::{DateTime, Utc};
use serde::Deserialize;
use serde_json::Value;
use crate::{serde::*, travelynx::TrainRef, types::IsStation};
#[derive(Deserialize, Debug)]
#[serde(rename_all="camelCase")]
pub struct Journey {
name: String, // the line's name, e.g. S 8
no: i64,
stops: Vec<Stop>
}
#[derive(Deserialize, Debug)]
#[serde(rename_all="camelCase")]
pub struct Stop {
station: Station,
status: String, // one of "Normal", ...?
track: Track,
messages: Vec<String>,
arrival_time: Option<DepartureTime>,
departure_time: Option<DepartureTime>
}
#[derive(Deserialize, Debug)]
#[serde(rename_all="camelCase")]
struct Station {
eva_no: String,
name: String
}
#[derive(Deserialize, Debug)]
#[serde(rename_all="camelCase")]
struct Track {
target: String,
prediction: String
}
#[derive(Deserialize, Debug)]
#[serde(rename_all="camelCase")]
struct DepartureTime {
target: DateTime<Utc>,
predicted: DateTime<Utc>,
time_type: String, // one of REAL, PREVIEW, ..?
diff: i64, // diff in minutes?
// NOTE: also sends predictedTimeInMs and targetTimeInMs; these might be unix times
}
impl IsStation for Stop {
fn name(&self) -> &str {
&self.station.name
}
fn scheduled_arrival(&self) -> Option<&chrono::DateTime<Utc>> {
self.arrival_time.as_ref().map(|t| &t.target)
}
fn real_arrival(&self) -> Option<&chrono::DateTime<Utc>> {
self.arrival_time.as_ref().map(|t| &t.predicted)
}
fn ds100(&self) -> &str {
"??"
}
}
impl Journey {
pub fn guess_last_station(&self) -> Option<String> {
todo!()
// let current_pos = self.trip.actual_position;
// self
// .trip
// .stops
// .iter()
// .rev()
// .map(|stop| (stop.info.distance_from_start, stop))
// .filter(|(dist, _)| dist <= ¤t_pos)
// .next()
// .map(|(_, stop)| stop.station.name.clone())
}
pub fn get_train_ref(&self) -> TrainRef {
TrainRef {
_type: self.name.clone(),
no: self.no.to_string().clone()
}
}
pub fn trip(&self) -> crate::types::Trip<'_, Stop> {
crate::types::Trip(&self.stops)
}
}
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