From 6a55fa73949a8089107bb3b6d02d75ece03948ca Mon Sep 17 00:00:00 2001
From: Sally <zeitlersa64582@th-nuernberg.de>
Date: Mon, 17 Dec 2018 22:27:24 +0100
Subject: [PATCH] Solution of 08

---
 MEIM_Lsg/settings.py |  3 ++-
 posts/serializers.py |  7 +++++++
 posts/urls.py        |  6 +++---
 posts/views.py       | 47 +++++++++++++++++++++++++++++++++++++++++++-
 4 files changed, 58 insertions(+), 5 deletions(-)
 create mode 100644 posts/serializers.py

diff --git a/MEIM_Lsg/settings.py b/MEIM_Lsg/settings.py
index 424cdd6..ac9681d 100644
--- a/MEIM_Lsg/settings.py
+++ b/MEIM_Lsg/settings.py
@@ -37,7 +37,8 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
-    'posts.apps.PostsConfig'        #you could also add 'posts' to register everything in your app
+    'posts.apps.PostsConfig',        #you could also add 'posts' to register everything in your app
+    'rest_framework'
 
 ]
 
diff --git a/posts/serializers.py b/posts/serializers.py
new file mode 100644
index 0000000..3e94afe
--- /dev/null
+++ b/posts/serializers.py
@@ -0,0 +1,7 @@
+from rest_framework import serializers
+from .models import Notice
+
+class NoticeSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Notice
+        fields = ('id', 'notice_title', 'notice_text', 'pub_start', 'pub_end')
\ No newline at end of file
diff --git a/posts/urls.py b/posts/urls.py
index ba4c276..aa0d483 100644
--- a/posts/urls.py
+++ b/posts/urls.py
@@ -4,8 +4,8 @@ from django.urls import path, re_path
 urlpatterns = [
     # use re_path for regex (.*) - this regex accepts anything - see https://docs.python.org/3/library/re.html for more
     path('', views.home, name='index'),
-    re_path('delete/(?P<value>\d+)/$', views.delete, name='delete'),
-    re_path('(?P<value>.*)/$', views.home, name='textausgabe'),
+    path('delete/<int:value>', views.delete, name='delete'),
     path('new', views.new, name='new'),
-    # only accept numbers ^[0-9]*$
+    path('notices/', views.notice_list, name='index'),
+    path('notices/<int:id>', views.notice_detail, name='delete'),
 ]
\ No newline at end of file
diff --git a/posts/views.py b/posts/views.py
index b56ffa9..6ab9fd3 100644
--- a/posts/views.py
+++ b/posts/views.py
@@ -1,10 +1,15 @@
+from django.http import JsonResponse, HttpResponse
 from django.shortcuts import render, redirect
 from datetime import timedelta
 from django.utils import timezone
+from rest_framework.parsers import JSONParser
+from django.views.decorators.csrf import csrf_exempt
+
 from posts.models import Notice
 from posts.forms import NoticeForm
 from django.contrib.auth.decorators import login_required
 from django.contrib.admin.views.decorators import staff_member_required
+from posts.serializers import NoticeSerializer
 # Create your views here.
 
 
@@ -40,4 +45,44 @@ def new(request):
 def delete(request, value):
     notice = Notice.objects.get(id = value)
     notice.delete()
-    return redirect('index')
\ No newline at end of file
+    return redirect('index')
+
+@csrf_exempt
+def notice_list(request):
+    if request.method == "GET":
+        notices = Notice.objects.all()
+        serializer = NoticeSerializer(notices, many=True)
+        return JsonResponse(serializer.data, safe=False)
+    elif request.method == "POST":
+        data = JSONParser().parse(request)
+        serializer = NoticeSerializer(data=data)
+        if serializer.is_valid():
+            serializer.save()
+            return JsonResponse(serializer.data, status=201)
+        return JsonResponse(serializer.errors, status=400)
+    return HttpResponse(status=405)
+
+@csrf_exempt
+def notice_detail(request, id):
+    try:
+        notice = Notice.objects.get(id=id)
+    except:
+        return HttpResponse(status=404)
+
+    if request.method == 'GET':
+        serializer = NoticeSerializer(notice)
+        return JsonResponse(serializer.data)
+
+    elif request.method == 'PUT':
+        data = JSONParser().parse(request)
+        serializer = NoticeSerializer(notice, data=data)
+        if serializer.is_valid():
+            serializer.save()
+            return JsonResponse(serializer.data)
+        return JsonResponse(serializer.errors, status=400)
+
+    elif request.method == 'DELETE':
+        notice.delete()
+        return HttpResponse(status=204)
+
+    return HttpResponse(status=405)
\ No newline at end of file