Fetch release date

src/main.rs

@@ -1,3 +1,41 @@
+use chrono::NaiveDate;
+use regex::Regex;
+use reqwest::get;
+use scraper::{Html, Selector};
+use tokio::runtime::Runtime;
+
 fn main() {
-    println!("Hello, world!");
+    let rt = Runtime::new().unwrap();
+    rt.block_on(fetch_release_date("https://lwn.net/Articles/1025629/"));
+}
+
+async fn fetch_release_date(url: &str) -> Option<NaiveDate> {
+    let response = get(url).await.unwrap();
+    let response_text = response.text().await.unwrap();
+
+    if let Some(article_text) = Html::parse_document(&response_text)
+        .select(&Selector::parse("div.ArticleText").unwrap())
+        .next()
+    {
+        if let Some(yes) = article_text.select(&Selector::parse("p").unwrap()).last() {
+            let re = Regex::new(
+                r#"(?m)\(Alternatively, this item will become freely\n\s* available on ([A-Z][a-z]+ [0-9]{2}, [0-9]{4})\)"#,
+            )
+            .unwrap();
+            if let Some(cap) = re.captures(&yes.inner_html()) {
+                if let Some(date) = cap.get(1) {
+                    return NaiveDate::parse_from_str(date.as_str(), "%B %d, %Y").ok();
+                }
+            }
+        }
+    }
+
+    None
+}
+
+async fn fetch_paid_articles() -> Option<Vec<String>> {
+    let response = get("https://lwn.net/headlines/rss").await.unwrap();
+    let response_text = response.text().await.unwrap();
+
+    None
 }