Final date fix for statistics (#32)

* Fix date problem with statistics endpoint.

* Increment version number 0.3.2

* Patch 1

* Patch 2

mytoyota/client.py

@@ -127,6 +127,12 @@ async def get_driving_statistics(
                 interval: can be "day", "week" or "month". Default "month"
                 from_date: from which date you want statistics. Default is current day,
                 week or month if None.
+
+                Week numbers are not ISO week numbers, but Japan week numbers.
+
+                A week starts on a Sunday and not Monday.
+
+                Will return null if no ride have been performed in the timeframe.
         """
 
         if interval not in ("day", "week", "month"):
@@ -138,15 +144,26 @@ def calculate_from_date() -> str:
                 return date
 
             if interval == "week":
+                date = arrow.now().span("week", week_start=7)[0].format("YYYY-MM-DD")
+
+                if date == arrow.now().format("YYYY-MM-DD"):
+                    date = (
+                        arrow.now()
+                        .span("week", week_start=7)[0]
+                        .shift(days=-1)
+                        .format("YYYY-MM-DD")
+                    )
+                return date
+
+            date = arrow.now().floor("month").format("YYYY-MM-DD")
+
+            if date == arrow.now().format("YYYY-MM_DD"):
                 date = (
                     arrow.now()
-                    .span("week", week_start=7)[0]
+                    .span("month", week_start=7)[0]
                     .shift(days=-1)
                     .format("YYYY-MM-DD")
                 )
-                return date
-
-            date = arrow.now().floor("month").shift(days=-1).format("YYYY-MM-DD")
             return date
 
         if from_date is None: