fej/src/ivago/controller/pickup_times.rs

84 lines
2.3 KiB
Rust

use super::search::Street;
use regex::Regex;
use rocket::http::RawStr;
use rocket::request::FromFormValue;
use serde::ser::{Serialize, SerializeStruct, Serializer};
use std::error::Error;
const BASE_URL: &str = "https://www.ivago.be/nl/particulier/afval/ophaling";
/// Represents a very simple Timezoneless date. Considering the timezone will
/// always be CEST (aka Belgium's timezone), this is good enough.
pub struct BasicDate {
year: u32,
month: u8,
day: u8,
}
impl<'v> FromFormValue<'v> for BasicDate {
type Error = &'v RawStr;
fn from_form_value(form_value: &'v RawStr) -> Result<BasicDate, Self::Error> {
// Beautiful how this exact example is in the docs
let re = Regex::new(r"^(\d{4})-(\d{2})-(\d{2})$").unwrap();
match re.captures(form_value) {
None => Err(form_value),
// Here, we can assume these parses will work, because the regex
// didn't fail
Some(caps) => Ok(BasicDate {
year: caps.get(1).unwrap().as_str().parse().unwrap(),
month: caps.get(2).unwrap().as_str().parse().unwrap(),
day: caps.get(3).unwrap().as_str().parse().unwrap(),
}),
}
}
}
impl ToString for BasicDate {
fn to_string(&self) -> String {
format!("{}-{}-{}", self.year, self.month, self.day)
}
}
impl Serialize for BasicDate {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
serializer.serialize_str(&self.to_string())
}
}
impl Serialize for PickupTime {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let mut s = serializer.serialize_struct("PickupTime", 4)?;
s.serialize_field("date", &self.date)?;
s.serialize_field("label", &self.label)?;
s.serialize_field("classes", &self.classes)?;
s.serialize_field("url", &self.url)?;
s.end()
}
}
/// Represents a pickup time instance. All fields are a direct map of the
/// original API
pub struct PickupTime {
date: BasicDate,
label: String,
classes: Vec<String>,
url: String,
}
pub fn get_pickup_times(
street: Street,
number: u32,
start_date: BasicDate,
end_date: BasicDate,
) -> Result<Vec<PickupTime>, Box<dyn Error>> {
Ok(Vec::new())
}