[module/watson] Add formatting string

Make it possible to customize the watson message in the widget

see #963

bumblebee_status/modules/contrib/watson.py

@@ -5,6 +5,10 @@
 Requires the following executable:
     * watson
 
+Parameters:
+    * watson.format: Output format, defaults to "{project} [{tags}]"
+      Supported fields are: {project}, {tags}, {relative_start}, {absolute_start}
+
 contributed by `bendardenne <https://github.com/bendardenne>`_ - many thanks!
 """
 
@@ -26,11 +30,11 @@ class Module(core.module.Module):
         super().__init__(config, theme, core.widget.Widget(self.text))
 
         self.__tracking = False
-        self.__project = ""
+        self.__info = {}
+        self.__format = self.parameter("format", "{project} [{tags}]")
         core.input.register(self, button=core.input.LEFT_MOUSE, cmd=self.toggle)
 
     def toggle(self, widget):
-        self.__project = "hit"
         if self.__tracking:
             util.cli.execute("watson stop")
         else:
@@ -39,20 +43,27 @@ class Module(core.module.Module):
 
     def text(self, widget):
         if self.__tracking:
-            return self.__project
+            return self.__format.format(**self.__info)
         else:
             return "Paused"
 
     def update(self):
         output = util.cli.execute("watson status")
-        if re.match(r"No project started", output):
+
+        m = re.search(r"Project ([^\[\]]+)(?: \[(.+)\])? started (.+) \((.+)\)", output)
+
+        if m:
+            self.__tracking = True
+            self.__info = {
+                "project": m.group(1),
+                "tags": m.group(2) or "",
+                "relative_start": m.group(3),
+                "absolute_start": m.group(4),
+            }
+        else:
             self.__tracking = False
             return
 
-        self.__tracking = True
-        m = re.search(r"Project (.+) started", output)
-        self.__project = m.group(1)
-
     def state(self, widget):
         return "on" if self.__tracking else "off"