From 65a018d113783bcb2e597a686ed156f1efa33329 Mon Sep 17 00:00:00 2001
From: limjihoon99 <bo9701@naver.com>
Date: Thu, 20 Jul 2023 14:42:07 +0900
Subject: [PATCH] =?UTF-8?q?[#26]Feat:=20Data=20Redis=20=EC=BA=90=EC=8B=B1?=
 =?UTF-8?q?=20=EC=99=84=EB=A3=8C?=
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---
 backend/config/settings.py | 10 ++++++++++
 backend/data/views.py      | 32 ++++++++++++++++++++++++++++++--
 2 files changed, 40 insertions(+), 2 deletions(-)

diff --git a/backend/config/settings.py b/backend/config/settings.py
index 71c95c5..dfb30c7 100644
--- a/backend/config/settings.py
+++ b/backend/config/settings.py
@@ -167,3 +167,13 @@
 
 PROMETHEUS_EXPORT_MIGRATIONS = False
 
+# Cache
+CACHES = {
+    "default": {
+        "BACKEND": "django_redis.cache.RedisCache",
+        "LOCATION": "redis://127.0.0.1:6379/1", # 1번 DB
+        "OPTIONS": {
+            "CLIENT_CLASS": "django_redis.client.DefaultClient",
+        }
+    }
+}
diff --git a/backend/data/views.py b/backend/data/views.py
index 9d3cb57..3d085c9 100644
--- a/backend/data/views.py
+++ b/backend/data/views.py
@@ -2,6 +2,7 @@
 from rest_framework.decorators import api_view
 from apscheduler.schedulers.background import BackgroundScheduler
 from django.contrib.auth.models import User
+from django.core.cache import cache
 from datetime import timedelta
 import datetime as dt
 from django.utils import timezone
@@ -11,12 +12,17 @@
 from .serializers import DataSerializer
 from data.scheduler_crawling.crawling import run_libreView_process
 
-
-scheduler = BackgroundScheduler()
+import hashlib
 
 
 @api_view(['GET'])
 def get_data(request, pet_id):
+    cache_key = f'get_data:{pet_id}'
+    cached_data = cache.get(cache_key)
+
+    if cached_data:
+        return Response(cached_data)
+
     data_list = []
     code_number = codeNumber.objects.get(pet_id=pet_id)
     queryset = Data.objects.filter(code=code_number.device_num)
@@ -33,11 +39,18 @@ def get_data(request, pet_id):
         data_list.append(serializer.data)
 
     response_data = {'data_list': data_list}
+    cache.set(cache_key, response_data, timeout=3600)  # 데이터를 1시간 동안 캐싱합니다
     return Response(response_data)
 
 
 @api_view(['GET'])
 def get_one_day_data(request, pet_id):
+    cache_key = f'get_one_day_data:{pet_id}'
+    cached_data = cache.get(cache_key)
+
+    if cached_data:
+        return Response(cached_data)
+
     one_day_data_list = []
     code_number = codeNumber.objects.get(pet_id=pet_id)
     one_day_queryset = Data.objects.filter(code=code_number.device_num)
@@ -59,11 +72,18 @@ def get_one_day_data(request, pet_id):
         one_day_data_list.append(serializer.data)
 
     response_data = {'time_range_data_list': one_day_data_list}
+    cache.set(cache_key, response_data, timeout=3600)  # Cache the data for 1 hour
     return Response(response_data)
 
 
 @api_view(['GET'])
 def get_one_week_data(request, pet_id):
+    cache_key = f'get_one_week_data:{pet_id}'
+    cached_data = cache.get(cache_key)
+
+    if cached_data:
+        return Response(cached_data)
+
     one_week_data_list = []
     code_number = codeNumber.objects.get(pet_id=pet_id)
     one_week_queryset = Data.objects.filter(code=code_number.device_num)
@@ -85,11 +105,18 @@ def get_one_week_data(request, pet_id):
         one_week_data_list.append(serializer.data)
 
     response_data = {'time_range_data_list': one_week_data_list}
+    cache.set(cache_key, response_data, timeout=3600)  # Cache the data for 1 hour
     return Response(response_data)
 
 
 @api_view(['GET'])
 def get_one_month_data(request, pet_id):
+    cache_key = f'get_one_month_data:{pet_id}'
+    cached_data = cache.get(cache_key)
+
+    if cached_data:
+        return Response(cached_data)
+
     one_month_data_list = []
     code_number = codeNumber.objects.get(pet_id=pet_id)
     one_month_queryset = Data.objects.filter(code=code_number.device_num)
@@ -111,6 +138,7 @@ def get_one_month_data(request, pet_id):
         one_month_data_list.append(serializer.data)
 
     response_data = {'time_range_data_list': one_month_data_list}
+    cache.set(cache_key, response_data, timeout=3600)  # Cache the data for 1 hour
     return Response(response_data)
 
 @api_view(['POST'])