1 files changed, 23 insertions, 1 deletions

diff --git a/src/commit/models.rs b/src/commit/models.rs
index 6246511..c70ecf2 100644
--- a/src/commit/models.rs
+++ b/src/commit/models.rs
@@ -1,5 +1,5 @@
 use crate::db::get_client;
-use crate::errors::AppError;
+use crate::errors::{AppError, AppErrorType};
 
 use chrono::{DateTime, Local};
 use deadpool_postgres::Pool;
@@ -39,4 +39,26 @@ impl Commit {
 
         Ok(commits)
     }
+
+    // Find a commit that it has an hash equals to `hash`
+    pub async fn find(pool: Pool, hash: String) -> Result<Commit, AppError> {
+        let client = get_client(pool.clone()).await.unwrap();
+        let statement = client
+            .prepare("SELECT * FROM commit WHERE hash = $1")
+            .await?;
+
+        let commit = client
+            .query_opt(&statement, &[&hash])
+            .await?
+            .map(|row| Commit::from_row_ref(&row).unwrap());
+
+        match commit {
+            Some(commit) => Ok(commit),
+            None => Err(AppError {
+                error_type: AppErrorType::NotFoundError,
+                cause: None,
+                message: Some("Commit not found".to_string()),
+            }),
+        }
+    }
 }