user can turn on/off pgp on mailbox that has valid pgp_finger_print

app/dashboard/templates/dashboard/mailbox_detail.html

@@ -77,44 +77,66 @@
 
 
       <div class="card">
-          <div class="card-body">
-            <div class="card-title">
+        <div class="card-body">
+          <div class="card-title">
+            <div class="d-flex">
               Pretty Good Privacy (PGP)
-              <div class="small-text mt-1">
-                By importing your PGP Public Key into SimpleLogin, all emails sent to {{ mailbox.email }} are
-                <b>encrypted</b> with your key. <br>
-                {% if PGP_SIGNER %}
-                  All forwarded emails will be signed with <b>{{ PGP_SIGNER }}</b>.
-                {% endif %}
-              </div>
-            </div>
 
-            {% if not current_user.is_premium() %}
-              <div class="alert alert-danger" role="alert">
-                This feature is only available in premium plan.
-              </div>
-            {% endif %}
-
-            <div class="form-group">
-              <label class="form-label">PGP Public Key</label>
-
-              <textarea name="pgp"
-                  {% if not current_user.is_premium() %} disabled {% endif %}
-                        class="form-control" rows=10
-                        placeholder="-----BEGIN PGP PUBLIC KEY BLOCK-----">{{ mailbox.pgp_public_key or "" }}</textarea>
-            </div>
-
-            <form method="post">
-              <input type="hidden" name="form-name" value="pgp">
-              <button class="btn btn-primary" name="action"
-                  {% if not current_user.is_premium() %} disabled {% endif %}
-                      value="save">Save
-              </button>
               {% if mailbox.pgp_finger_print %}
-                <button class="btn btn-danger float-right" name="action" value="remove">Remove</button>
+                <form method="post">
+                  <input type="hidden" name="form-name" value="toggle-pgp">
+
+                  <label class="custom-switch cursor" style="padding-left: 1rem"
+                         data-toggle="tooltip"
+                      {% if mailbox.disable_pgp %}
+                         title="Enable PGP"
+                      {% else %}
+                         title="Disable PGP"
+                      {% endif %}
+                  >
+                    <input type="checkbox" class="custom-switch-input" name="pgp-enabled"
+                        {{ "" if mailbox.disable_pgp else "checked" }}>
+                    <span class="custom-switch-indicator"></span>
+                  </label>
+                </form>
               {% endif %}
-            </form>
+            </div>
+
+            <div class="small-text mt-1">
+              By importing your PGP Public Key into SimpleLogin, all emails sent to {{ mailbox.email }} are
+              <b>encrypted</b> with your key. <br>
+              {% if PGP_SIGNER %}
+                All forwarded emails will be signed with <b>{{ PGP_SIGNER }}</b>.
+              {% endif %}
+            </div>
           </div>
+
+          {% if not current_user.is_premium() %}
+            <div class="alert alert-danger" role="alert">
+              This feature is only available in premium plan.
+            </div>
+          {% endif %}
+
+          <div class="form-group">
+            <label class="form-label">PGP Public Key</label>
+
+            <textarea name="pgp"
+                {% if not current_user.is_premium() %} disabled {% endif %}
+                      class="form-control" rows=10
+                      placeholder="-----BEGIN PGP PUBLIC KEY BLOCK-----">{{ mailbox.pgp_public_key or "" }}</textarea>
+          </div>
+
+          <form method="post">
+            <input type="hidden" name="form-name" value="pgp">
+            <button class="btn btn-primary" name="action"
+                {% if not current_user.is_premium() %} disabled {% endif %}
+                    value="save">Save
+            </button>
+            {% if mailbox.pgp_finger_print %}
+              <button class="btn btn-danger float-right" name="action" value="remove">Remove</button>
+            {% endif %}
+          </form>
+        </div>
       </div>
 
       <div class="card" {% if not mailbox.pgp_enabled() %} disabled {% endif %}>

app/dashboard/views/mailbox_detail.py

@@ -146,14 +146,28 @@ def mailbox_detail_route(mailbox_id):
                 # Free user can decide to remove their added PGP key
                 mailbox.pgp_public_key = None
                 mailbox.pgp_finger_print = None
+                mailbox.disable_pgp = False
                 db.session.commit()
                 flash("Your PGP public key is removed successfully", "success")
                 return redirect(
                     url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
                 )
+
+        elif request.form.get("form-name") == "toggle-pgp":
+            if request.form.get("pgp-enabled") == "on":
+                mailbox.disable_pgp = False
+                flash(f"PGP is enabled on {mailbox.email}", "success")
+            else:
+                mailbox.disable_pgp = True
+                flash(f"PGP is disabled on {mailbox.email}", "info")
+
+            db.session.commit()
+            return redirect(
+                url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
+            )
         elif request.form.get("form-name") == "generic-subject":
             if request.form.get("action") == "save":
-                if not mailbox.pgp_finger_print:
+                if not mailbox.pgp_enabled():
                     flash(
                         "Generic subject can only be used on PGP-enabled mailbox",
                         "error",