update checksum field and method of creating checksum

data/migrations/2024-07-01-143539_create_video/up.sql

@@ -8,7 +8,7 @@ create table video (
   width int not null,
   runtime bigint not null,
   size bigint not null,
-  checksum char(32),
+  checksum char(40),
   added timestamp default current_timestamp not null,
   deleted boolean default false not null,
   created timestamp default current_timestamp not null,

data/src/schema.rs

@@ -30,7 +30,7 @@ diesel::table! {
         width -> Int4,
         runtime -> Int8,
         size -> Int8,
-        #[max_length = 32]
+        #[max_length = 40]
         checksum -> Nullable<Bpchar>,
         added -> Timestamp,
         deleted -> Bool,

media/Cargo.toml

@@ -6,4 +6,4 @@ edition = "2021"
 [dependencies]
 ffmpeg-sidecar = "1.1.0"
 hex = "0.4.3"
-openssl = "0.10.64"
+sha1 = "0.10.6"

media/src/extensions.rs

@@ -1,6 +1,5 @@
-use std::{fs::File, io::Read};
-
-use openssl::sha;
+use sha1::{Digest, Sha1};
+use std::{fs::File, io};
 
 pub fn create_relative_path(base_path: String, absolute_path: String) -> Result<String, String> {
     if !absolute_path.contains(&base_path) {
@@ -31,20 +30,15 @@ pub fn file_size(path: &str) -> u64 {
 
 pub fn checksum(path: &str) -> String {
     println!("Hashing: {}", path);
-    if let Ok(f) = File::open(path) {
-        let mut hasher = sha::Sha1::new();
-        let bytes = f.bytes();
-        for byte in bytes {
-            match byte {
-                Ok(b) => hasher.update(&[b]),
-                Err(err) => eprintln!("checksum error: {}", err),
-            }
-        }
+    if let Ok(mut f) = File::open(path) {
+        let mut hasher = Sha1::new();
 
-        let hash = hasher.finish();
+        if let Err(err) = io::copy(&mut f, &mut hasher) {
+            eprintln!("Error copying file to hasher: {}", err);
+        }
 
-        println!("Hashing complete: {}", path);
-        return hex::encode(hash);
+        let hash_bytes = hasher.finalize();
+        return hex::encode(hash_bytes);
     }
 
     eprintln!("Something went wrong when hashing {}", path);