fix(cache_service & cache): out of index & constructor

Fixed condition to prevent out of index error in get_second_top_region_*
methods
Fixed constructor in cache model to update time, year, and
month.

Signed-off-by: Connor <connor@mcmillan.website>

apps/alpr/models/cache.py

@@ -474,7 +474,7 @@ def get_top_second_region(self, year, month) -> str:
             return "N/A"
 
         length = len(list(cache.month[month - 1]['regions']))
-        return str(list(cache.month[month - 1]['regions'].keys())[1]) if length >= 1 else "N/A"
+        return str(list(cache.month[month - 1]['regions'].keys())[1]) if length > 1 else "N/A"
 
     def get_top_region_count(self, year: int, month: int) -> int:
         cache = self.filter_by_year(year)
@@ -490,7 +490,7 @@ def get_top_second_region_count(self, year: int, month: int) -> int:
             return 0
 
         length = len(list(cache.month[month - 1]['regions']))
-        return int(list(cache.month[month - 1]['regions'].values())[1]) if length >= 1 else 0
+        return int(list(cache.month[month - 1]['regions'].values())[1]) if length > 1 else 0
 
     def init(self):
         try:

apps/api/service/cache_service.py

@@ -19,8 +19,6 @@
 #  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 #  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #
-
-from rq import Retry
 import json
 import logging
 from datetime import datetime
@@ -55,6 +53,11 @@ def __init__(self, request_json: json, alpr_group_id: int):
         if not self.cache:
             self.cache = Cache()
 
+        # Update time
+        self.now = datetime.now()
+        self.this_year = self.now.year
+        self.this_month = self.now.month - 1
+
     def update(self):
         try:
             data_type = DataType(self.request['data_type'])