From ce75fe6572565ccb68ec06173caf1065bf726cda Mon Sep 17 00:00:00 2001
From: SadlyNotSappho <skye@blahaj.land>
Date: Fri, 1 Sep 2023 11:49:03 -0700
Subject: [PATCH] stop it from redownloading already cached files (or pages but
 i guess you could use the function for anything)

---
 src/cache.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/cache.rs b/src/cache.rs
index 1198647..40c28db 100644
--- a/src/cache.rs
+++ b/src/cache.rs
@@ -1,9 +1,13 @@
-use std::{fs, process};
+use std::{fs, process, path::Path};
 
 pub async fn download_image(cache_path: &str, image_url: String, file_name: String) {
     let replaced = cache_path.replace('~', &crate::get_home()[..]); // replace ~ with $HOME
     crate::ensure_exists(&replaced);
 
+    if Path::new(&format!("{cache_path}/{file_name}")).exists() {
+        return
+    }
+
     let image = match reqwest::get(image_url).await {
         Ok(image) => match image.bytes().await {
             Ok(bytes) => bytes,