redsunlib/src/popular.rs
2020-11-19 20:42:18 -08:00

64 lines
1.7 KiB
Rust

// CRATES
use actix_web::{get, web, HttpResponse, Result};
use askama::Template;
#[path = "subreddit.rs"]
mod subreddit;
use subreddit::{posts, Post};
#[path = "utils.rs"]
mod utils;
use utils::{ErrorTemplate, Params};
// STRUCTS
#[derive(Template)]
#[template(path = "popular.html", escape = "none")]
struct PopularTemplate {
posts: Vec<Post>,
sort: String,
ends: (String, String),
}
// RENDER
async fn render(sub_name: String, sort: Option<String>, ends: (Option<String>, Option<String>)) -> Result<HttpResponse> {
let sorting = sort.unwrap_or("hot".to_string());
let before = ends.1.clone().unwrap_or(String::new()); // If there is an after, there must be a before
// Build the Reddit JSON API url
let url = match ends.0 {
Some(val) => format!("https://www.reddit.com/r/{}/{}.json?before={}&count=25", sub_name, sorting, val),
None => match ends.1 {
Some(val) => format!("https://www.reddit.com/r/{}/{}.json?after={}&count=25", sub_name, sorting, val),
None => format!("https://www.reddit.com/r/{}/{}.json", sub_name, sorting),
},
};
let items_result = posts(url).await;
if items_result.is_err() {
let s = ErrorTemplate {
message: items_result.err().unwrap().to_string(),
}
.render()
.unwrap();
Ok(HttpResponse::Ok().content_type("text/html").body(s))
} else {
let items = items_result.unwrap();
let s = PopularTemplate {
posts: items.0,
sort: sorting,
ends: (before, items.1),
}
.render()
.unwrap();
Ok(HttpResponse::Ok().content_type("text/html").body(s))
}
}
// SERVICES
#[get("/")]
pub async fn page(params: web::Query<Params>) -> Result<HttpResponse> {
render("popular".to_string(), params.sort.clone(), (params.before.clone(), params.after.clone())).await
}