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#[macro_use]
extern crate serde_derive;
extern crate chrono;
extern crate colored;
extern crate reqwest;
extern crate serde_json;
extern crate serde;
pub mod error;
pub mod response;
pub mod request;
pub mod api;
pub mod prelude;
pub mod client;
pub use client::Client;
use std::collections::HashMap;
use colored::Colorize;
pub trait Endpoint {
type ResponseType: std::fmt::Debug + Clone;
fn get_params_mut(&mut self) -> &mut HashMap<String, String>;
fn send(self) -> Result<Self::ResponseType, error::Error>;
}
pub trait Pageable<E: Endpoint + Clone + std::fmt::Debug>
where
<E as Endpoint>::ResponseType: IntoIterator + Clone + std::fmt::Debug,
{
fn pager(self) -> Pager<E>;
}
pub struct Pager<T: Endpoint + Clone + std::fmt::Debug>
where
<T as Endpoint>::ResponseType: IntoIterator + Clone + std::fmt::Debug,
{
limit: usize,
current_page: usize,
shifted: usize,
endpoint: T,
data: Vec<<<T as Endpoint>::ResponseType as IntoIterator>::Item>,
}
impl<T: Endpoint + Clone + std::fmt::Debug> Pager<T>
where
<T as Endpoint>::ResponseType: IntoIterator + Clone + std::fmt::Debug,
{
pub fn new(mut endpoint: T, start: usize, limit: usize) -> Self
{
endpoint
.get_params_mut()
.insert("limit".to_string(), limit.to_string());
endpoint
.get_params_mut()
.insert("p".to_string(), start.to_string());
Self {
data: Vec::new(),
shifted: limit,
limit: limit,
endpoint: endpoint,
current_page: start,
}
}
}
impl<E> Iterator for Pager<E>
where
E: Endpoint,
E: Clone,
E: std::fmt::Debug,
<E as Endpoint>::ResponseType: IntoIterator,
{
type Item = Result<<<E as Endpoint>::ResponseType as IntoIterator>::Item, error::Error>;
fn next(&mut self) -> Option<Self::Item>
{
match self.data.pop()
{
Some(i) => {
std::thread::sleep(std::time::Duration::new(0, 000_500_000));
println!("Iter: returning from buffer");
self.shifted += 1;
Some(Ok(i))
},
None => {
if self.shifted < self.limit {
println!("Iter: last fetch was smaller than limit");
return None;
}
else {
println!("Iter: fetching new data");
self.endpoint
.get_params_mut()
.insert("p".to_string(), self.current_page.to_string());
self.current_page += 1;
println!("{}", format!("{:#?}", self.endpoint).cyan().bold());
let res = self.endpoint.clone().send().unwrap();
for var in res.into_iter() {
self.data.push(var);
}
self.shifted = 0;
std::thread::sleep(std::time::Duration::new(1, 5_000_000));
self.next()
}
}
}
}
}