feat: get from db by id

src/db.rs

@@ -86,6 +86,30 @@ struct ScriptRow {
     positional_binding: Option<bool>,
 }
 
+#[allow(dead_code)]
+pub async fn get_script<T: AsRef<str>>(pool: &SqlitePool, id: T) -> Result<(Uuid, Script), String> {
+    let script_row =    sqlx::query_as::<_, ScriptRow>("SELECT id, name, path, parameters, default_parameter_set, help_uri, supports_paging, supports_should_process, positional_binding FROM scripts WHERE id = ?").bind(id.as_ref())
+        .fetch_one(pool)
+        .await
+        .map_err(|e| e.to_string())?;
+    let params: Vec<Parameter> =
+        serde_json::from_str(&script_row.parameters).map_err(|e| e.to_string())?;
+    Ok((
+        Uuid::parse_str(&script_row.id).map_err(|e| e.to_string())?,
+        Script::builder()
+            .set_name(script_row.name)
+            .set_path(script_row.path)
+            .set_parameters(params)
+            .set_default_parameter_set(script_row.default_parameter_set)
+            .set_help_uri(script_row.help_uri)
+            .set_supports_paging(script_row.supports_paging)
+            .set_supports_should_process(script_row.supports_should_process)
+            .set_positional_binding(script_row.positional_binding)
+            .build()
+            .map_err(|e| e.to_string())?,
+    ))
+}
+
 // TODO: Return Vec<Script> instead of String-Tuple
 // TODO: Add Custom Error Type
 #[allow(dead_code)]