register on the way

client/src/state/pages/auth.rs

@@ -15,6 +15,18 @@ pub struct AuthState {
     pub has_unsaved_changes: bool,
 }
 
+#[derive(Default, Clone)] // Add Clone derive
+pub struct RegisterState {
+    pub username: String,
+    pub email: String,
+    pub password: String,
+    pub password_confirmation: String,
+    pub error_message: Option<String>,
+    pub current_field: usize,
+    pub current_cursor_pos: usize,
+    pub has_unsaved_changes: bool,
+}
+
 impl AuthState {
     pub fn new() -> Self {
         Self {
@@ -32,6 +44,21 @@ impl AuthState {
     }
 }
 
+impl RegisterState {
+    pub fn new() -> Self {
+        Self {
+            username: String::new(),
+            email: String::new(),
+            password: String::new(),
+            password_confirmation: String::new(),
+            error_message: None,
+            current_field: 0,
+            current_cursor_pos: 0,
+            has_unsaved_changes: false,
+        }
+    }
+}
+
 impl CanvasState for AuthState {
     fn current_field(&self) -> usize {
         self.current_field
@@ -102,3 +129,91 @@ impl CanvasState for AuthState {
         self.has_unsaved_changes = changed;
     }
 }
+
+impl CanvasState for RegisterState {
+    fn current_field(&self) -> usize {
+        self.current_field
+    }
+
+    fn current_cursor_pos(&self) -> usize {
+        let len = match self.current_field {
+            0 => self.username.len(),
+            1 => self.email.len(),
+            2 => self.password.len(),
+            3 => self.password_confirmation.len(),
+            _ => 0,
+        };
+        self.current_cursor_pos.min(len)
+    }
+
+    fn has_unsaved_changes(&self) -> bool {
+        self.has_unsaved_changes
+    }
+
+    fn inputs(&self) -> Vec<&String> {
+        vec![
+            &self.username,
+            &self.email,
+            &self.password,
+            &self.password_confirmation,
+        ]
+    }
+
+    fn get_current_input(&self) -> &str {
+        match self.current_field {
+            0 => &self.username,
+            1 => &self.email,
+            2 => &self.password,
+            3 => &self.password_confirmation,
+            _ => "",
+        }
+    }
+
+    fn get_current_input_mut(&mut self) -> &mut String {
+        match self.current_field {
+            0 => &mut self.username,
+            1 => &mut self.email,
+            2 => &mut self.password,
+            3 => &mut self.password_confirmation,
+            _ => panic!("Invalid current_field index in RegisterState"),
+        }
+    }
+
+    fn fields(&self) -> Vec<&str> {
+        vec![
+            "Username",
+            "Email (Optional)",
+            "Password (Optional)",
+            "Confirm Password",
+        ]
+    }
+
+    fn set_current_field(&mut self, index: usize) {
+        if index < 4 { // RegisterState has 4 fields
+            self.current_field = index;
+            let len = match self.current_field {
+                0 => self.username.len(),
+                1 => self.email.len(),
+                2 => self.password.len(),
+                3 => self.password_confirmation.len(),
+                _ => 0,
+            };
+            self.current_cursor_pos = self.current_cursor_pos.min(len);
+        }
+    }
+
+    fn set_current_cursor_pos(&mut self, pos: usize) {
+        let len = match self.current_field {
+            0 => self.username.len(),
+            1 => self.email.len(),
+            2 => self.password.len(),
+            3 => self.password_confirmation.len(),
+            _ => 0,
+        };
+        self.current_cursor_pos = pos.min(len);
+    }
+
+    fn set_has_unsaved_changes(&mut self, changed: bool) {
+        self.has_unsaved_changes = changed;
+    }
+}