feat : Create detail page to see trades

Use sample data created by admin page.
main page has a list of region(동)
and detail pages have a list of real-estates of the region
and detail-trade pages have a list of trades of the real estate
Name of classes in View and Templates can be modified.
#8

trades/templates/trades/detail-trade.html

@@ -0,0 +1,13 @@
+{{estate.estate_name}}의 거래 내역 {% if trades %}
+<ul>
+	{% for trade in trades %}
+	<li>
+		{{trade.trade_year}}년 {{trade.trade_month}}월 {{trade.trade_day}}일
+		<br />
+		거래가 : {{trade.trade_price}}
+	</li>
+	{% endfor %}
+</ul>
+{% else %}
+<p>거래가 존재하지 않습니다.</p>
+{% endif %}

trades/templates/trades/detail.html

@@ -5,9 +5,17 @@ <h1>{{region.dong_name}}의 집값 추이는?</h1>
 		<p>{{biggest_increase}}은 00%로 가장 많이 오른 지역입니다.</p>
 		<p>{{biggest_decrease}}은 00%로 가장 많이 떨어진 지역입니다.</p>
 
-		{% if estates %} {% for estate in estates %}
-		<p>{{estate.estate_name}}</p>
-		{% endfor %} {% else %}
+		{% if estates %}
+		<ul>
+			{% for estate in estates %}
+			<li>
+				<a href="{% url 'trades:detail-trade' region.id estate.id %}"
+					>{{estate.estate_name}}</a
+				>
+			</li>
+			{% endfor %}
+		</ul>
+		{% else %}
 		<p>no estates.</p>
 		{% endif %}
 	</li>

trades/urls.py

@@ -5,5 +5,10 @@
 
 urlpatterns = [
     path("", views.index, name="index"),
-    path("<int:region_id>/detail/", views.detail, name="detail"),
+    path("detail/<int:region_id>/", views.detail, name="detail"),
+    path(
+        "detail/<int:region_id>/<int:estate_id>/",
+        views.detail_trade,
+        name="detail-trade",
+    ),
 ]

trades/views.py

@@ -23,3 +23,16 @@ def detail(request, region_id):
         "estates": estates,
     }
     return render(request, "trades/detail.html", context)
+
+
+def detail_trade(request, region_id, estate_id):
+    region = get_object_or_404(Region, pk=region_id)
+    estate = get_object_or_404(RealEstate, pk=estate_id)
+
+    real_estate_trades = estate.realestatetrade_set.all()
+    context = {
+        "region": region,
+        "estate": estate,
+        "trades": real_estate_trades,
+    }
+    return render(request, "trades/detail-trade.html", context)