Expose detected model variants in clone box

This should make it more obvious for people looking for model
variantions (like RT95 VOX).

Related to #11509

chirp/wxui/clone.py

@@ -247,6 +247,34 @@ def model_value(rclass):
     return ('%s %s' % (rclass.MODEL, rclass.VARIANT)).strip()
 
 
+def detected_value(parent_rclass, rclass):
+    """Try to calculate a label for detected classes.
+
+    This should be short and only represent the difference between them (like
+    a VARIANT or different MODEL).
+    """
+    if parent_rclass.MODEL != rclass.MODEL:
+        # If the model is different, use that
+        label = rclass.MODEL
+        # If the detected class is a modified MODEL (i.e. 'RT95' and 'RT95 VOX'
+        # then strip off the prefix and the delimiter, if any.
+        if label.startswith(parent_rclass.MODEL):
+            label = label.replace(parent_rclass.MODEL, '').strip(' -_')
+    else:
+        # Assume the VARIANT is the distinguisher
+        label = rclass.VARIANT
+
+    # In case the detected class is a different vendor, prefix that
+    if parent_rclass.VENDOR != rclass.VENDOR:
+        label = '%s %s' % (rclass.VENDOR, label)
+
+    label = label.strip()
+    if not label:
+        LOG.error('Calculated blank detected value of %s from %s',
+                  rclass, parent_rclass)
+    return label
+
+
 # Make this global so it sticks for a session
 CUSTOM_PORTS = []
 
@@ -284,7 +312,8 @@ class ChirpCloneDialog(wx.Dialog):
         _add_grid(_('Vendor'), self._vendor)
         self.Bind(wx.EVT_CHOICE, self._selected_vendor, self._vendor)
 
-        self._model = wx.Choice(self, choices=[])
+        self._model_choices = []
+        self._model = wx.Choice(self, choices=self._model_choices)
         _add_grid(_('Model'), self._model)
         self.Bind(wx.EVT_CHOICE, self._selected_model, self._model)
 
@@ -475,9 +504,19 @@ class ChirpCloneDialog(wx.Dialog):
         self._persist_choices()
 
     def _select_vendor(self, vendor):
-        models = [model_value(x)
-                  for x in self._vendors[vendor]]
-        self._model.Set(models)
+        display_models = []
+        actual_models = []
+        for rclass in self._vendors[vendor]:
+            display = model_value(rclass)
+            actual_models.append(display)
+            detected = ','.join(detected_value(rclass, x) for x in
+                                rclass.detected_models(include_self=False))
+            if detected:
+                display += ' (+ %s)' % detected
+            display_models.append(display)
+
+        self._model_choices = actual_models
+        self._model.Set(display_models)
         self._model.SetSelection(0)
 
     def _selected_vendor(self, event):
@@ -490,7 +529,7 @@ class ChirpCloneDialog(wx.Dialog):
     def select_vendor_model(self, vendor, model):
         self._vendor.SetSelection(self._vendor.GetItems().index(vendor))
         self._select_vendor(vendor)
-        self._model.SetSelection(self._model.GetItems().index(model))
+        self._model.SetSelection(self._model_choices.index(model))
 
     def _status(self, status):
         def _safe_status():
@@ -635,7 +674,8 @@ class ChirpDownloadDialog(ChirpCloneDialog):
     def _persist_choices(self):
         # On download, persist the selections from the actual UI boxes
         CONF.set('last_vendor', self._vendor.GetStringSelection(), 'state')
-        CONF.set('last_model', self._model.GetStringSelection(), 'state')
+        CONF.set('last_model', self._model_choices[self._model.GetSelection()],
+                 'state')
         CONF.set('last_port', self.get_selected_port(), 'state')
 
 

tests/unit/test_wxui_radiothread.py

@@ -16,6 +16,8 @@ sys.modules['chirp.wxui.developer'] = mock.MagicMock()
 # These need to be imported after the above mock so that we don't require
 # wx to be present for these tests
 from tests.unit import base  # noqa
+from chirp import chirp_common  # noqa
+from chirp import directory  # noqa
 from chirp.wxui import clone  # noqa
 from chirp.wxui import config  # noqa
 from chirp.wxui import radiothread  # noqa
@@ -156,6 +158,22 @@ class TestClone(base.BaseTest):
             [clone.port_label(p)
                 for p in sorted(ports, key=clone.port_sort_key)])
 
+    def test_detected_model_labels(self):
+        # Make sure all our detected model labels will be reasonable
+        # (and nonzero) in length. If the full label is too long, it will not
+        # be visible in the model box.
+        for rclass in [x for x in directory.DRV_TO_RADIO.values()
+                       if issubclass(x, chirp_common.DetectableInterface)]:
+            labels = []
+            for child_rclass in rclass.detected_models(include_self=False):
+                label = clone.detected_value(rclass, child_rclass)
+                self.assertNotEqual('', label)
+                labels.append(label)
+            if labels:
+                label = '%s (+ %s)' % (rclass.MODEL, ','.join(labels))
+                self.assertLessEqual(len(label), 32,
+                                     'Label %r is too long' % label)
+
 
 class TestException(Exception):
     pass