106 lines
3.4 KiB
Rust
106 lines
3.4 KiB
Rust
// CRATES
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use actix_web::{get, web, HttpResponse, Result};
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use askama::Template;
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use chrono::{TimeZone, Utc};
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#[path = "utils.rs"]
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mod utils;
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pub use utils::{val, Flair, Params, Post, Subreddit};
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// STRUCTS
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#[derive(Template)]
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#[template(path = "subreddit.html", escape = "none")]
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struct SubredditTemplate {
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sub: Subreddit,
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posts: Vec<Post>,
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sort: String,
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}
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async fn render(sub_name: String, sort: String) -> Result<HttpResponse> {
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let mut sub: Subreddit = subreddit(&sub_name).await;
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let posts: Vec<Post> = posts(sub_name, &sort).await;
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sub.icon = if sub.icon != "" {
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format!(r#"<img class="subreddit_icon" src="{}">"#, sub.icon)
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} else {
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String::new()
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};
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let s = SubredditTemplate { sub: sub, posts: posts, sort: sort }.render().unwrap();
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Ok(HttpResponse::Ok().content_type("text/html").body(s))
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}
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// SERVICES
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#[allow(dead_code)]
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#[get("/r/{sub}")]
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async fn page(web::Path(sub): web::Path<String>, params: web::Query<Params>) -> Result<HttpResponse> {
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match ¶ms.sort {
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Some(sort) => render(sub, sort.to_string()).await,
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None => render(sub, "hot".to_string()).await,
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}
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}
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// SUBREDDIT
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async fn subreddit(sub: &String) -> Subreddit {
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// Make a GET request to the Reddit's JSON API for the metadata of this subreddit
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let url: String = format!("https://www.reddit.com/r/{}/about.json", sub);
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let resp: String = reqwest::get(&url).await.unwrap().text().await.unwrap();
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// Parse the response from Reddit as JSON
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let data: serde_json::Value = serde_json::from_str(resp.as_str()).expect("Failed to parse JSON");
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let icon: String = String::from(data["data"]["community_icon"].as_str().unwrap()); //val(&data, "community_icon");
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let icon_split: std::str::Split<&str> = icon.split("?");
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let icon_parts: Vec<&str> = icon_split.collect();
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Subreddit {
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name: val(&data, "display_name").await,
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title: val(&data, "title").await,
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description: val(&data, "public_description").await,
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icon: String::from(icon_parts[0]),
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}
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}
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// POSTS
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pub async fn posts(sub: String, sort: &String) -> Vec<Post> {
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// Make a GET request to the Reddit's JSON API for the content of this subreddit
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let url: String = format!("https://www.reddit.com/r/{}/{}.json", sub, sort);
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let resp: String = reqwest::get(&url).await.unwrap().text().await.unwrap();
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// Parse the response from Reddit as JSON
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let popular: serde_json::Value = serde_json::from_str(resp.as_str()).expect("Failed to parse JSON");
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let post_list = popular["data"]["children"].as_array().unwrap();
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let mut posts: Vec<Post> = Vec::new();
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for post in post_list.iter() {
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let img = if val(post, "thumbnail").await.starts_with("https:/") {
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val(post, "thumbnail").await
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} else {
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String::new()
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};
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let unix_time: i64 = post["data"]["created_utc"].as_f64().unwrap().round() as i64;
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let score = post["data"]["score"].as_i64().unwrap();
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posts.push(Post {
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title: val(post, "title").await,
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community: val(post, "subreddit").await,
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body: String::new(),
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author: val(post, "author").await,
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score: if score > 1000 { format!("{}k", score / 1000) } else { score.to_string() },
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media: img,
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url: val(post, "permalink").await,
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time: Utc.timestamp(unix_time, 0).format("%b %e '%y").to_string(),
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flair: Flair(
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val(post, "link_flair_text").await,
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val(post, "link_flair_background_color").await,
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if val(post, "link_flair_text_color").await == "dark" {
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"black".to_string()
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} else {
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"white".to_string()
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},
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),
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});
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}
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posts
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}
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