From 65ea6c17a0c1348aa9ef4e158102ddf173936882 Mon Sep 17 00:00:00 2001
From: Yuuta Liang <yuutaw@student.cs.ubc.ca>
Date: Thu, 23 Nov 2023 08:09:01 +0800
Subject: Add GUI

Signed-off-by: Yuuta Liang <yuutaw@student.cs.ubc.ca>
---
 src/main/ui/IssueDialog.java | 110 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 src/main/ui/IssueDialog.java

(limited to 'src/main/ui/IssueDialog.java')

diff --git a/src/main/ui/IssueDialog.java b/src/main/ui/IssueDialog.java
new file mode 100644
index 0000000..905b8df
--- /dev/null
+++ b/src/main/ui/IssueDialog.java
@@ -0,0 +1,110 @@
+package ui;
+
+import model.asn1.exceptions.ParseException;
+import model.ca.Template;
+import model.csr.CertificationRequest;
+import model.x501.Name;
+import ui.widgets.CertEditDialog;
+
+import javax.swing.*;
+import java.awt.event.ActionEvent;
+import java.util.List;
+
+import static ui.widgets.UIUtils.alert;
+
+/**
+ * Dialog that allows user to choose a template and edit the incoming CSR properties to get it signed.
+ *        ┌───────────────────────────┐
+ *        │  Issue new certificate  X │
+ *        │                           │
+ *        │Template:       (Drop down)│
+ *        │Subject:         _________ │
+ *        │Validity (Days):  (Spinner)│
+ *        │                           │
+ *        │               Issue Cancel│
+ *        └───────────────────────────┘
+ */
+public class IssueDialog extends CertEditDialog<Template> {
+    /**
+     * The list of templates.
+     */
+    private final List<Template> templates;
+
+    /**
+     * The incoming CSR.
+     */
+    private final CertificationRequest csr;
+
+    /**
+     * Combo box to choose template.
+     */
+    private JComboBox<String> componentTemp;
+
+    /**
+     * The selected template, immutable.
+     */
+    private Template selectedTemplate;
+
+    /**
+     * EFFECTS: Init the dialog with CSR and templates.
+     * REQUIRES: csr must have a subject; templates must have at least one enabled.
+     */
+    public IssueDialog(CertificationRequest csr, List<Template> templates) {
+        super();
+        this.csr = csr;
+        this.templates = templates;
+
+        setTitle("Issue new certificate");
+        buttonOK.setText("Issue");
+        componentTemp.setModel(new DefaultComboBoxModel<>(templates.stream()
+                .filter(Template::isEnabled).map(Template::getName).toArray(String[]::new)));
+        componentTemp.addActionListener(this::onTemplateChange);
+
+        onTemplateChange(null);
+        pack();
+    }
+
+    /**
+     * EFFECTS: Create the templates combo box.
+     * MODIFIES: this
+     */
+    @Override
+    protected JComponent createTemplateComponent() {
+        return componentTemp = new JComboBox<>();
+    }
+
+    /**
+     * EFFECTS: Validate the form, compose a resulting template, close the dialog.
+     * MODIFIES: this
+     */
+    @Override
+    protected void onOK(ActionEvent ev) {
+        if (textFieldSubject.getText().isEmpty()) {
+            alert(this, getTitle(), "Subject must not be empty.");
+            return;
+        }
+        try {
+            res = new Template(selectedTemplate.getName(),
+                    true,
+                    Name.parseString(textFieldSubject.getText()),
+                    ((SpinnerNumberModel) spinnerValidity.getModel()).getNumber().longValue());
+            dispose();
+        } catch (ParseException e) {
+            alert(this, getTitle(), e);
+        }
+    }
+
+    /**
+     * EFFECTS: Handle template change, rewrite the form with the new template.
+     * MODIFIES: this
+     */
+    private void onTemplateChange(ActionEvent ae) {
+        selectedTemplate = templates.stream()
+                .filter(temp -> temp.getName().equals(componentTemp.getSelectedItem()))
+                .findFirst()
+                .get();
+        textFieldSubject.setText(selectedTemplate.getSubject() != null ? selectedTemplate.getSubject().toString() :
+                csr.getCertificationRequestInfo().getSubject().toString());
+        spinnerValidity.setValue(selectedTemplate.getValidity());
+    }
+}
-- 
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