Start conversations system migration

src/utils/user_data_utils.rs

@@ -7,7 +7,7 @@ use std::path::{Path, PathBuf};
 use serde_json::to_string;
 
 use crate::data::config::conf;
-use crate::data::error::{ExecError, ResultBoxError};
+use crate::data::error::{ExecError, Res, ResultBoxError};
 use crate::data::user::UserID;
 use crate::utils::crypt_utils::rand_str;
 
@@ -61,4 +61,13 @@ pub fn generate_new_user_data_file_name(dir: &Path, ext: &str) -> ResultBoxError
             return Ok(dir.join(&file));
         }
     }
+}
+
+/// Delete a file from user data, if it exists
+pub fn delete_user_data_file_if_exists(path: &str) -> Res {
+    let path = user_data_path(path.as_ref());
+    if path.exists() {
+        std::fs::remove_file(path)?;
+    }
+    Ok(())
 }