feat: Implement APIs

applications/backend/django_server/django_server/settings.py

@@ -148,6 +148,7 @@
 
 STATIC_URL = "api/static/"
 STATIC_ROOT = Path(BASE_DIR, "static")
+STATICFILES_DIRS = (Path(BASE_DIR, "api", "static"),)
 
 # Default primary key field type
 # https://docs.djangoproject.com/en/4.2/ref/settings/#default-auto-field

applications/backend/django_server/news/filters.py

@@ -0,0 +1,10 @@
+import django_filters
+from .models import News
+
+
+class NewsFilter(django_filters.FilterSet):
+    date = django_filters.DateFilter(field_name="publish_time", lookup_expr="date")
+
+    class Meta:
+        model = News
+        fields = ["category", "symbol", "src", "need_attention", "date"]

applications/backend/django_server/news/serializers.py

@@ -0,0 +1,21 @@
+from rest_framework import serializers
+
+from .models import Analysis, News, Ticker
+
+
+class NewsSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = News
+        fields = "__all__"
+
+
+class TickerSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Ticker
+        fields = "__all__"
+
+
+class AnalysisSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Analysis
+        fields = "__all__"

applications/backend/django_server/news/urls.py

@@ -1,7 +1,14 @@
-from django.urls import path
+from django.urls import include, path
+from rest_framework.routers import DefaultRouter
 
 from . import views
 
+router = DefaultRouter()
+router.register(r"news", views.NewsViewSet)
+router.register(r"tickers", views.TickerViewSet)
+router.register(r"analysis", views.AnalysisViewSet)
+
 urlpatterns = [
-    path("", views.index, name="main_index"),
+    # path("", views.index, name="main_index"),
+    path("", include(router.urls)),
 ]

applications/backend/django_server/news/views.py

@@ -1,11 +1,64 @@
-from django.http import JsonResponse
+from django.utils import timezone
 
+from rest_framework import viewsets
 
-# Create your views here.
-def index(request):
-    return JsonResponse(
-        {
-            "message": "Hello, world!!",
-            "status": "ok",
-        }
-    )
+from .models import Analysis, News, Ticker
+from .serializers import AnalysisSerializer, NewsSerializer, TickerSerializer
+
+
+class NewsViewSet(viewsets.ReadOnlyModelViewSet):
+    queryset = News.objects.all()
+    serializer_class = NewsSerializer
+
+    def get_queryset(self):
+        queryset = News.objects.all()
+        category = self.request.query_params.get("category")
+        symbol = self.request.query_params.get("symbol")
+        src = self.request.query_params.get("src")
+        need_attention = self.request.query_params.get("need_attention")
+        date_param = self.request.query_params.get("date")
+        if category:
+            queryset = queryset.filter(category=category)
+        if symbol:
+            queryset = queryset.filter(symbol=symbol)
+        if src:
+            queryset = queryset.filter(src=src)
+        if need_attention:
+            queryset = queryset.filter(need_attention=need_attention)
+        if date_param:
+            try:
+                date = timezone.datetime.strptime(date_param, "%Y-%m-%d").date()
+                queryset = queryset.filter(publish_time__date=date)
+            except ValueError:
+                pass
+        return queryset
+
+
+class TickerViewSet(viewsets.ModelViewSet):
+    queryset = Ticker.objects.all()
+    serializer_class = TickerSerializer
+
+
+class AnalysisViewSet(viewsets.ReadOnlyModelViewSet):
+    queryset = Analysis.objects.all()
+    serializer_class = AnalysisSerializer
+
+    def get_queryset(self):
+        queryset = Analysis.objects.all()
+        category = self.request.query_params.get("category")
+        symbol = self.request.query_params.get("symbol")
+        need_attention = self.request.query_params.get("need_attention")
+        date_param = self.request.query_params.get("date")
+        if category:
+            queryset = queryset.filter(category=category)
+        if symbol:
+            queryset = queryset.filter(symbol=symbol)
+        if need_attention:
+            queryset = queryset.filter(need_attention=need_attention)
+        if date_param:
+            try:
+                date = timezone.datetime.strptime(date_param, "%Y-%m-%d").date()
+                queryset = queryset.filter(date=date)
+            except ValueError:
+                pass
+        return queryset

applications/backend/django_server/static/rest_framework/css/bootstrap-tweaks.css

@@ -0,0 +1,233 @@
+/*
+
+This CSS file contains some tweaks specific to the included Bootstrap theme.
+It's separate from `style.css` so that it can be easily overridden by replacing
+a single block in the template.
+
+*/
+
+.form-actions {
+  background: transparent;
+  border-top-color: transparent;
+  padding-top: 0;
+  text-align: right;
+}
+
+#generic-content-form textarea {
+  font-family:Consolas,Monaco,Lucida Console,Liberation Mono,DejaVu Sans Mono,Bitstream Vera Sans Mono,Courier New, monospace;
+  font-size: 80%;
+}
+
+.navbar-inverse .brand a {
+  color: #999999;
+}
+.navbar-inverse .brand:hover a {
+  color: white;
+  text-decoration: none;
+}
+
+/* custom navigation styles */
+.navbar {
+  width: 100%;
+  position: fixed;
+  left: 0;
+  top: 0;
+}
+
+.navbar {
+  background: #2C2C2C;
+  color: white;
+  border: none;
+  border-top: 5px solid #A30000;
+  border-radius: 0px;
+}
+
+.navbar .nav li, .navbar .nav li a, .navbar .brand:hover {
+  color: white;
+}
+
+.nav-list > .active > a, .nav-list > .active > a:hover {
+  background: #2C2C2C;
+}
+
+.navbar .dropdown-menu li a, .navbar .dropdown-menu li {
+  color: #A30000;
+}
+
+.navbar .dropdown-menu li a:hover {
+  background: #EEEEEE;
+  color: #C20000;
+}
+
+ul.breadcrumb {
+  margin: 70px 0 0 0;
+}
+
+.breadcrumb li.active a {
+  color: #777;
+}
+
+.pagination>.disabled>a,
+.pagination>.disabled>a:hover,
+.pagination>.disabled>a:focus {
+  cursor: not-allowed;
+  pointer-events: none;
+}
+
+.pager>.disabled>a,
+.pager>.disabled>a:hover,
+.pager>.disabled>a:focus {
+  pointer-events: none;
+}
+
+.pager .next {
+  margin-left: 10px;
+}
+
+/*=== dabapps bootstrap styles ====*/
+
+html {
+  width:100%;
+  background: none;
+}
+
+/*body, .navbar .container-fluid {
+  max-width: 1150px;
+  margin: 0 auto;
+}*/
+
+body {
+  background: url("../img/grid.png") repeat-x;
+  background-attachment: fixed;
+}
+
+#content {
+  margin: 0;
+  padding-bottom: 60px;
+}
+
+/* sticky footer and footer */
+html, body {
+  height: 100%;
+}
+
+.wrapper {
+  position: relative;
+  top: 0;
+  left: 0;
+  padding-top: 60px;
+  margin: -60px 0;
+  min-height: 100%;
+}
+
+.form-switcher {
+  margin-bottom: 0;
+}
+
+.well {
+  -webkit-box-shadow: none;
+     -moz-box-shadow: none;
+          box-shadow: none;
+}
+
+.well .form-actions {
+  padding-bottom: 0;
+  margin-bottom: 0;
+}
+
+.well form {
+  margin-bottom: 0;
+}
+
+.nav-tabs {
+  border: 0;
+}
+
+.nav-tabs > li {
+  float: right;
+}
+
+.nav-tabs li a {
+  margin-right: 0;
+}
+
+.nav-tabs > .active > a {
+  background: #F5F5F5;
+}
+
+.nav-tabs > .active > a:hover {
+  background: #F5F5F5;
+}
+
+.tabbable.first-tab-active .tab-content {
+  border-top-right-radius: 0;
+}
+
+footer {
+  position: absolute;
+  bottom: 0;
+  left: 0;
+  clear: both;
+  z-index: 10;
+  height: 60px;
+  width: 95%;
+  margin: 0 2.5%;
+}
+
+footer p {
+  text-align: center;
+  color: gray;
+  border-top: 1px solid #DDDDDD;
+  padding-top: 10px;
+}
+
+footer a {
+  color: gray !important;
+  font-weight: bold;
+}
+
+footer a:hover {
+  color: gray;
+}
+
+.page-header {
+  border-bottom: none;
+  padding-bottom: 0px;
+  margin: 0;
+}
+
+/* custom general page styles */
+.hero-unit h1, .hero-unit h2 {
+  color: #A30000;
+}
+
+body a {
+  color: #A30000;
+}
+
+body a:hover {
+  color: #c20000;
+}
+
+.request-info {
+  clear:both;
+}
+
+.horizontal-checkbox label {
+  padding-top: 0;
+}
+
+.horizontal-checkbox label {
+  padding-top: 0 !important;
+}
+
+.horizontal-checkbox input {
+  float: left;
+  width: 20px;
+  margin-top: 3px;
+}
+
+.modal-footer form {
+  margin-left: 5px;
+  margin-right: 5px;
+}