use retry mechanism for fetching data

src/paragraph/mod.rs

@@ -29,7 +29,7 @@ use log::info;
 
 use crate::{
     law::LawBuilder,
-    misc::{get_cache_dir, Error},
+    misc::{fetch_with_retries, get_cache_dir, Error},
 };
 
 use self::parser::Risdok;
@@ -138,7 +138,7 @@ fn fetch(url: &str) -> Result<String, Error> {
         Ok(data) => Ok(data),
         Err(_) => {
             info!("Not finding url {url} in the cache, downloading...");
-            let data = ureq::get(url).call()?.into_string()?;
+            let data = fetch_with_retries(url)?;
             let path = Path::new(&expected_filename);
             if let Some(parent) = path.parent() {
                 // Try to create the directory (and any necessary parent directories)