Log stats on terminal (#3312)

* added _log_on_terminal function

* Added logic to toggle terminal logging functionality from config file

* Added possibility to disable title changes, refactor code

* Refactor tuples

* Refactor ifs to clearer syntax

pokemongo_bot/cell_workers/update_title_stats.py

@@ -18,10 +18,22 @@ class UpdateTitleStats(BaseTask):
         "type": "UpdateTitleStats",
         "config": {
             "min_interval": 10,
-            "stats": ["login", "uptime", "km_walked", "level_stats", "xp_earned", "xp_per_hour"]
+            "stats": ["login", "uptime", "km_walked", "level_stats", "xp_earned", "xp_per_hour"],
         }
     }
 
+    You can set a logging on terminal mode like this:
+
+    Example logging on console (and disabling title change):
+    {
+        "type": "UpdateTitleStats",
+        "config": {
+            "min_interval": 10,
+            "stats": ["login", "uptime", "km_walked", "level_stats", "xp_earned", "xp_per_hour"],
+            "terminal_log": true,
+            "terminal_title": false
+        }
+    }
     Available stats :
     - login : The account login (from the credentials).
     - username : The trainer name (asked at first in-game connection).
@@ -53,8 +65,6 @@ class UpdateTitleStats(BaseTask):
     """
     SUPPORTED_TASK_API_VERSION = 1
 
-    DEFAULT_MIN_INTERVAL = 10
-    DEFAULT_DISPLAYED_STATS = []
 
     def __init__(self, bot, config):
         """
@@ -67,12 +77,14 @@ def __init__(self, bot, config):
         super(UpdateTitleStats, self).__init__(bot, config)
 
         self.next_update = None
-        self.min_interval = self.DEFAULT_MIN_INTERVAL
-        self.displayed_stats = self.DEFAULT_DISPLAYED_STATS
 
-        self.bot.event_manager.register_event('update_title', parameters=('title'))
+        self.min_interval = int(self.config.get('min_interval', 120))
+        self.displayed_stats = self.config.get('stats', [])
+        self.terminal_log = self.config.get('terminal_log', False)
+        self.terminal_title = self.config.get('terminal_title', True)
 
-        self._process_config()
+        self.bot.event_manager.register_event('update_title', parameters=('title',))
+        self.bot.event_manager.register_event('log_stats',parameters=('title',))
 
     def initialize(self):
         pass
@@ -89,7 +101,12 @@ def work(self):
         # If title is empty, it couldn't be generated.
         if not title:
             return WorkerResult.SUCCESS
-        self._update_title(title, _platform)
+
+        if self.terminal_title:
+            self._update_title(title, _platform)
+
+        if self.terminal_log:
+            self._log_on_terminal(title)
         return WorkerResult.SUCCESS
 
     def _should_display(self):
@@ -100,6 +117,16 @@ def _should_display(self):
         """
         return self.next_update is None or datetime.now() >= self.next_update
 
+    def _log_on_terminal(self, title):
+        self.emit_event(
+            'log_stats',
+            formatted="{title}",
+            data={
+                'title': title
+            }
+        )
+        self.next_update = datetime.now() + timedelta(seconds=self.min_interval)
+
     def _update_title(self, title, platform):
         """
         Updates the window title using different methods, according to the given platform
@@ -119,7 +146,7 @@ def _update_title(self, title, platform):
                 'title': title
             }
         )
-  
+
         if platform == "linux" or platform == "linux2" or platform == "cygwin":
             stdout.write("\x1b]2;{}\x07".format(title))
             stdout.flush()
@@ -133,14 +160,6 @@ def _update_title(self, title, platform):
 
         self.next_update = datetime.now() + timedelta(seconds=self.min_interval)
 
-    def _process_config(self):
-        """
-        Fetches the configuration for this worker and stores the values internally.
-        :return: Nothing.
-        :rtype: None
-        """
-        self.min_interval = int(self.config.get('min_interval', self.DEFAULT_MIN_INTERVAL))
-        self.displayed_stats = self.config.get('stats', self.DEFAULT_DISPLAYED_STATS)
 
     def _get_stats_title(self, player_stats):
         """