fix too long filename

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "talecast"
-version = "0.1.38"
+version = "0.1.39"
 edition = "2021"
 description = "Simple CLI podcatcher"
 license = "MIT"

src/episode.rs

@@ -472,10 +472,17 @@ impl<'a> DownloadedEpisode<'a> {
 
     fn rename(&mut self) -> Result<(), String> {
         let new_name = &self.inner.config.name_pattern;
-        let new_name = sanitize_filename::sanitize(new_name);
+        let mut new_name = sanitize_filename::sanitize(new_name);
 
         let new_path = match self.path.extension() {
             Some(extension) => {
+                let max_file_len: usize = 255;
+                let ext_len = extension.len() + 1; // + 1 for the dot.
+                let overflow = (new_name.len() + ext_len).saturating_sub(max_file_len);
+                for _ in 0..overflow {
+                    new_name.pop();
+                }
+
                 let mut new_path = self.path.with_file_name(new_name);
                 new_path.set_extension(extension);
                 new_path

src/patterns.rs

@@ -225,6 +225,7 @@ use crate::config::EvalData;
 pub trait Evaluate {
     fn evaluate(&self, data: EvalData) -> String;
 
+    #[allow(dead_code)]
     fn path_eval(&self, data: EvalData) -> PathBuf {
         let s = self.evaluate(data);
         PathBuf::from(s)

src/utils.rs

@@ -2,7 +2,6 @@ use crate::config;
 use crate::episode::Episode;
 use crate::utils;
 use regex::Regex;
-use serde::Serialize;
 use serde_json::Value;
 use std::fs;
 use std::fs::File;
@@ -95,11 +94,6 @@ pub fn truncate_string(s: &str, max_width: usize, append_dots: bool) -> String {
     truncated
 }
 
-#[derive(Serialize)]
-struct BasicPodcast {
-    url: String,
-}
-
 pub fn short_handle_response(
     response: Result<reqwest::Response, reqwest::Error>,
 ) -> Result<reqwest::Response, String> {