core/protocol: split commands into separate files

src/core/protocol/commands/passwd_user.rs

@@ -0,0 +1,47 @@
+use serde::{Deserialize, Serialize};
+
+use crate::core::{
+    protocol::request_validation::{DbOrUser, NameValidationError, OwnerValidationError},
+    types::MySQLUser,
+};
+
+pub type SetUserPasswordRequest = (MySQLUser, String);
+
+pub type SetUserPasswordResponse = Result<(), SetPasswordError>;
+
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
+pub enum SetPasswordError {
+    SanitizationError(NameValidationError),
+    OwnershipError(OwnerValidationError),
+    UserDoesNotExist,
+    MySqlError(String),
+}
+
+pub fn print_set_password_output_status(output: &SetUserPasswordResponse, username: &MySQLUser) {
+    match output {
+        Ok(()) => {
+            println!("Password for user '{}' set successfully.", username);
+        }
+        Err(err) => {
+            println!("{}", err.to_error_message(username));
+            println!("Skipping...");
+        }
+    }
+}
+
+impl SetPasswordError {
+    pub fn to_error_message(&self, username: &MySQLUser) -> String {
+        match self {
+            SetPasswordError::SanitizationError(err) => {
+                err.to_error_message(username, DbOrUser::User)
+            }
+            SetPasswordError::OwnershipError(err) => err.to_error_message(username, DbOrUser::User),
+            SetPasswordError::UserDoesNotExist => {
+                format!("User '{}' does not exist.", username)
+            }
+            SetPasswordError::MySqlError(err) => {
+                format!("MySQL error: {}", err)
+            }
+        }
+    }
+}