edit staff accounts

src/main/java/org/example/petshopdesktop/api/endpoints/EmployeeApi.java

@@ -41,4 +41,8 @@ public class EmployeeApi {
     public EmployeeResponse createEmployee(EmployeeRequest request) throws Exception {
         return apiClient.post("/api/v1/employees", request, EmployeeResponse.class);
     }
+
+    public EmployeeResponse updateEmployee(Long id, EmployeeRequest request) throws Exception {
+        return apiClient.put("/api/v1/employees/" + id, request, EmployeeResponse.class);
+    }
 }

src/main/java/org/example/petshopdesktop/controllers/StaffAccountsController.java

@@ -59,6 +59,9 @@ public class StaffAccountsController {
     @FXML
     private Button btnCreateAccount;
 
+    @FXML
+    private Button btnEditAccount;
+
     private final ObservableList<StaffAccount> staffAccounts = FXCollections.observableArrayList();
     private FilteredList<StaffAccount> filtered;
 
@@ -76,13 +79,26 @@ public class StaffAccountsController {
 
         txtSearch.textProperty().addListener((obs, o, n) -> applyFilter(n));
 
+        tvStaff.getSelectionModel().selectedItemProperty().addListener((obs, oldValue, newValue) -> {
+            if (btnEditAccount != null) {
+                btnEditAccount.setDisable(newValue == null);
+            }
+        });
+
         if (!UserSession.getInstance().isAdmin()) {
             lblError.setText("Access restricted.");
             tvStaff.setDisable(true);
             btnCreateAccount.setDisable(true);
+            if (btnEditAccount != null) {
+                btnEditAccount.setDisable(true);
+            }
             return;
         }
 
+        if (btnEditAccount != null) {
+            btnEditAccount.setDisable(true);
+        }
+
         refresh();
     }
 
@@ -110,6 +126,32 @@ public class StaffAccountsController {
         }
     }
 
+    @FXML
+    void btnEditAccountClicked(ActionEvent event) {
+        lblError.setText("");
+        StaffAccount selected = tvStaff.getSelectionModel().getSelectedItem();
+        if (selected == null) {
+            lblError.setText("Select a staff account to edit.");
+            return;
+        }
+        try {
+            FXMLLoader loader = new FXMLLoader(getClass().getResource("/org/example/petshopdesktop/dialogviews/staff-edit-dialog-view.fxml"));
+            Stage dialog = new Stage();
+            dialog.initOwner(tvStaff.getScene().getWindow());
+            dialog.initModality(Modality.APPLICATION_MODAL);
+            dialog.setTitle("Edit Staff Account");
+            dialog.setScene(new Scene(loader.load()));
+            dialog.setResizable(false);
+            var controller = (org.example.petshopdesktop.controllers.dialogcontrollers.StaffEditDialogController) loader.getController();
+            controller.setStaffAccount(selected);
+            dialog.showAndWait();
+            refresh();
+        } catch (Exception e) {
+            ActivityLogger.getInstance().logException("StaffAccountsController.btnEditAccountClicked", e, "Opening staff edit dialog");
+            lblError.setText("Could not open staff account editor.");
+        }
+    }
+
     private void refresh() {
         lblError.setText("");
         tvStaff.setDisable(true);
@@ -145,12 +187,13 @@ public class StaffAccountsController {
         String lastName = names[1];
         String email = employee.getEmail() != null ? employee.getEmail() : "";
         String phone = employee.getPhone() != null ? employee.getPhone() : "";
+        String role = employee.getRole() != null ? employee.getRole() : "STAFF";
         boolean active = employee.getActive() != null ? employee.getActive() : false;
         Timestamp createdAt = employee.getCreatedAt() != null
             ? Timestamp.from(employee.getCreatedAt().atZone(ZoneId.systemDefault()).toInstant())
             : null;
 
-        return new StaffAccount(userId, employeeId, username, firstName, lastName, email, phone, active, createdAt);
+        return new StaffAccount(userId, employeeId, username, firstName, lastName, email, phone, role, active, createdAt);
     }
 
     private String[] splitFullName(String fullName) {

src/main/java/org/example/petshopdesktop/controllers/dialogcontrollers/StaffEditDialogController.java

@@ -0,0 +1,144 @@
+package org.example.petshopdesktop.controllers.dialogcontrollers;
+
+import javafx.application.Platform;
+import javafx.event.ActionEvent;
+import javafx.fxml.FXML;
+import javafx.scene.control.Button;
+import javafx.scene.control.Label;
+import javafx.scene.control.PasswordField;
+import javafx.scene.control.TextField;
+import javafx.stage.Stage;
+import org.example.petshopdesktop.Validator;
+import org.example.petshopdesktop.api.dto.employee.EmployeeRequest;
+import org.example.petshopdesktop.api.endpoints.EmployeeApi;
+import org.example.petshopdesktop.models.StaffAccount;
+import org.example.petshopdesktop.util.ActivityLogger;
+
+public class StaffEditDialogController {
+
+    @FXML
+    private TextField txtFirstName;
+
+    @FXML
+    private TextField txtLastName;
+
+    @FXML
+    private TextField txtEmail;
+
+    @FXML
+    private TextField txtPhone;
+
+    @FXML
+    private TextField txtUsername;
+
+    @FXML
+    private PasswordField txtPassword;
+
+    @FXML
+    private PasswordField txtPasswordConfirm;
+
+    @FXML
+    private Label lblError;
+
+    @FXML
+    private Button btnSave;
+
+    private StaffAccount staffAccount;
+
+    public void setStaffAccount(StaffAccount staffAccount) {
+        this.staffAccount = staffAccount;
+        txtFirstName.setText(staffAccount.getFirstName());
+        txtLastName.setText(staffAccount.getLastName());
+        txtEmail.setText(staffAccount.getEmail());
+        txtPhone.setText(staffAccount.getPhone());
+        txtUsername.setText(staffAccount.getUsername());
+    }
+
+    @FXML
+    void btnSaveClicked(ActionEvent event) {
+        lblError.setText("");
+        if (staffAccount == null) {
+            lblError.setText("No staff account selected.");
+            return;
+        }
+
+        String firstName = value(txtFirstName);
+        String lastName = value(txtLastName);
+        String email = value(txtEmail);
+        String phone = value(txtPhone);
+        String username = value(txtUsername);
+        String password = txtPassword.getText() == null ? "" : txtPassword.getText().trim();
+        String confirm = txtPasswordConfirm.getText() == null ? "" : txtPasswordConfirm.getText().trim();
+
+        if (firstName.isBlank() || lastName.isBlank()) {
+            lblError.setText("First name and last name are required.");
+            return;
+        }
+        if (email.isBlank()) {
+            lblError.setText("Email is required.");
+            return;
+        }
+        if (phone.isBlank()) {
+            lblError.setText("Phone is required.");
+            return;
+        }
+        String phoneError = Validator.isValidPhoneNumber(phone, "Phone");
+        if (!phoneError.isEmpty()) {
+            lblError.setText(phoneError.trim());
+            return;
+        }
+        if (username.isBlank()) {
+            lblError.setText("Username is required.");
+            return;
+        }
+        if (!password.isEmpty() && password.length() < 6) {
+            lblError.setText("Password must be at least 6 characters.");
+            return;
+        }
+        if (!password.equals(confirm)) {
+            lblError.setText("Passwords do not match.");
+            return;
+        }
+
+        btnSave.setDisable(true);
+
+        new Thread(() -> {
+            try {
+                EmployeeRequest request = new EmployeeRequest();
+                request.setUsername(username);
+                request.setPassword(password.isEmpty() ? null : password);
+                request.setFirstName(firstName);
+                request.setLastName(lastName);
+                request.setEmail(email);
+                request.setPhone(phone);
+                request.setRole(staffAccount.getRole());
+                request.setActive(staffAccount.isActive());
+
+                EmployeeApi.getInstance().updateEmployee(staffAccount.getEmployeeId(), request);
+
+                Platform.runLater(this::close);
+            } catch (Exception e) {
+                ActivityLogger.getInstance().logException("StaffEditDialogController.btnSaveClicked", e, "Updating staff account");
+                String msg = e.getMessage() == null ? "Could not update staff account." : e.getMessage();
+                Platform.runLater(() -> {
+                    lblError.setText(msg);
+                    btnSave.setDisable(false);
+                });
+            }
+        }).start();
+    }
+
+    @FXML
+    void btnCancelClicked(ActionEvent event) {
+        close();
+    }
+
+    private void close() {
+        Stage stage = (Stage) btnSave.getScene().getWindow();
+        stage.close();
+    }
+
+    private static String value(TextField tf) {
+        return tf.getText() == null ? "" : tf.getText().trim();
+    }
+}

src/main/java/org/example/petshopdesktop/models/StaffAccount.java

@@ -10,10 +10,11 @@ public class StaffAccount {
     private final String lastName;
     private final String email;
     private final String phone;
+    private final String role;
     private final boolean active;
     private final Timestamp createdAt;
 
-    public StaffAccount(long userId, long employeeId, String username, String firstName, String lastName, String email, String phone, boolean active, Timestamp createdAt) {
+    public StaffAccount(long userId, long employeeId, String username, String firstName, String lastName, String email, String phone, String role, boolean active, Timestamp createdAt) {
         this.userId = userId;
         this.employeeId = employeeId;
         this.username = username;
@@ -21,6 +22,7 @@ public class StaffAccount {
         this.lastName = lastName;
         this.email = email;
         this.phone = phone;
+        this.role = role;
         this.active = active;
         this.createdAt = createdAt;
     }
@@ -59,6 +61,10 @@ public class StaffAccount {
         return phone;
     }
 
+    public String getRole() {
+        return role;
+    }
+
     public boolean isActive() {
         return active;
     }

src/main/resources/org/example/petshopdesktop/dialogviews/staff-edit-dialog-view.fxml

@@ -0,0 +1,96 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.control.PasswordField?>
+<?import javafx.scene.control.TextField?>
+<?import javafx.scene.layout.HBox?>
+<?import javafx.scene.layout.Region?>
+<?import javafx.scene.layout.VBox?>
+<?import javafx.scene.text.Font?>
+
+<VBox spacing="14.0" xmlns="http://javafx.com/javafx/25" xmlns:fx="http://javafx.com/fxml/1" fx:controller="org.example.petshopdesktop.controllers.dialogcontrollers.StaffEditDialogController">
+   <padding>
+      <Insets bottom="18.0" left="18.0" right="18.0" top="18.0" />
+   </padding>
+   <children>
+      <Label text="Edit Staff Account" textFill="#2C3E50">
+         <font>
+            <Font name="System Bold" size="18.0" />
+         </font>
+      </Label>
+
+      <Label fx:id="lblError" text="" textFill="#FF6B6B" wrapText="true" />
+
+      <HBox spacing="10.0">
+         <children>
+            <VBox spacing="6.0" HBox.hgrow="ALWAYS">
+               <children>
+                  <Label text="First Name" />
+                  <TextField fx:id="txtFirstName" promptText="First name" />
+               </children>
+            </VBox>
+            <VBox spacing="6.0" HBox.hgrow="ALWAYS">
+               <children>
+                  <Label text="Last Name" />
+                  <TextField fx:id="txtLastName" promptText="Last name" />
+               </children>
+            </VBox>
+         </children>
+      </HBox>
+
+      <HBox spacing="10.0">
+         <children>
+            <VBox spacing="6.0" HBox.hgrow="ALWAYS">
+               <children>
+                  <Label text="Email" />
+                  <TextField fx:id="txtEmail" promptText="name@petshop.com" />
+               </children>
+            </VBox>
+            <VBox spacing="6.0" HBox.hgrow="ALWAYS">
+               <children>
+                  <Label text="Phone" />
+                  <TextField fx:id="txtPhone" promptText="123-456-7890" />
+               </children>
+            </VBox>
+         </children>
+      </HBox>
+
+      <HBox spacing="10.0">
+         <children>
+            <VBox spacing="6.0" HBox.hgrow="ALWAYS">
+               <children>
+                  <Label text="Username" />
+                  <TextField fx:id="txtUsername" promptText="username" />
+               </children>
+            </VBox>
+            <VBox spacing="6.0" HBox.hgrow="ALWAYS">
+               <children>
+                  <Label text="New Password" />
+                  <PasswordField fx:id="txtPassword" promptText="leave blank to keep current" />
+               </children>
+            </VBox>
+         </children>
+      </HBox>
+
+      <HBox spacing="10.0">
+         <children>
+            <VBox spacing="6.0" HBox.hgrow="ALWAYS">
+               <children>
+                  <Label text="Confirm Password" />
+                  <PasswordField fx:id="txtPasswordConfirm" promptText="confirm new password" />
+               </children>
+            </VBox>
+            <Region HBox.hgrow="ALWAYS" />
+         </children>
+      </HBox>
+
+      <HBox alignment="CENTER_RIGHT" spacing="10.0">
+         <children>
+            <Button mnemonicParsing="false" onAction="#btnCancelClicked" text="Cancel" />
+            <Button fx:id="btnSave" mnemonicParsing="false" onAction="#btnSaveClicked" style="-fx-background-color: #4ECDC4; -fx-text-fill: white; -fx-cursor: hand;" text="Save" />
+         </children>
+      </HBox>
+   </children>
+</VBox>

src/main/resources/org/example/petshopdesktop/modelviews/staff-accounts-view.fxml

@@ -33,6 +33,14 @@
                         <Insets bottom="12.0" left="24.0" right="24.0" top="12.0" />
                     </padding>
                 </Button>
+                <Button fx:id="btnEditAccount" mnemonicParsing="false" onAction="#btnEditAccountClicked" prefHeight="44.0" style="-fx-background-color: #F4A261; -fx-cursor: hand; -fx-background-radius: 8;" text="Edit Account" textFill="WHITE">
+                    <font>
+                        <Font name="System Bold" size="14.0" />
+                    </font>
+                    <padding>
+                        <Insets bottom="12.0" left="24.0" right="24.0" top="12.0" />
+                    </padding>
+                </Button>
                 <Button fx:id="btnRefresh" mnemonicParsing="false" onAction="#btnRefreshClicked" prefHeight="44.0" prefWidth="118.0" style="-fx-background-color: #4ECDC4; -fx-cursor: hand; -fx-background-radius: 8;" text="Refresh" textFill="WHITE">
                     <font>
                         <Font name="System Bold" size="14.0" />