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use chrono::{DateTime, NaiveDateTime, Utc};
use serde::Deserialize;
use serde_json::Value;
use crate::{travelynx::TrainRef, types::IsStation, serde::*};
#[derive(Deserialize, Debug)]
#[serde(rename_all = "camelCase")]
pub struct TripInfo {
trip: Trip,
connection: Option<Value>,
selected_route: Option<Value>,
active: Option<Value>
}
#[derive(Deserialize, Debug)]
#[serde(rename_all = "camelCase")]
struct Trip {
train_type: String,
vzn: String, // train number
// some position info here
actual_position: u64, // distance along track, presumably
stops: Vec<Stop>
}
#[derive(Deserialize, Debug)]
#[serde(rename_all = "camelCase")]
pub struct Stop {
info: StopInfo,
station: Station,
timetable: Timetable
}
#[derive(Deserialize, Debug)]
#[serde(rename_all = "camelCase")]
struct StopInfo {
distance_from_start: u64,
position_status: String // one of "departed", "future", ... ?
}
#[derive(Deserialize, Debug)]
#[serde(rename_all = "camelCase")]
struct Station {
eva_nr: String,
name: String
}
#[derive(Deserialize, Debug)]
#[serde(rename_all = "camelCase")]
struct Timetable {
#[serde(deserialize_with = "option_naive_read_unixtime_db")]
scheduled_arrival_time: Option<DateTime<Utc>>,
#[serde(deserialize_with = "option_naive_read_unixtime_db")]
actual_arrival_time: Option<DateTime<Utc>>
}
impl IsStation for Stop {
fn name (&self) -> &str {
&self.station.name
}
fn scheduled_arrival (&self) -> Option<&chrono::DateTime<Utc>> {
self.timetable.scheduled_arrival_time.as_ref()
}
fn real_arrival (&self) -> Option<&chrono::DateTime<Utc>> {
self.timetable.scheduled_arrival_time.as_ref()
}
fn ds100 (&self) -> &str {
"??"
}
}
impl TripInfo {
pub fn guess_last_station (&self) -> Option<String> {
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.trip.train_type.clone(),
no: self.trip.vzn.clone()
}
}
pub fn trip (&self) -> crate::types::Trip<'_,Stop> {
crate::types::Trip(&self.trip.stops)
}
}
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