updated Admin models

nonpacks/announcements/admin.py

@@ -1,3 +1,49 @@
 from django.contrib import admin
 
-# Register your models here.
+from .models import (
+    Announcement,
+    AnnouncementComment,
+    AnnouncementRead,
+    Notification,
+)
+
+
+@admin.register(Announcement)
+class AnnouncementAdmin(admin.ModelAdmin):
+    list_display = ('title', 'created_by', 'published', 'comment_count', 'created_at', 'updated_at')
+    list_filter = ('published', 'created_at')
+    search_fields = ('title', 'body')
+
+    @admin.display(description='Comments')
+    def comment_count(self, obj):
+        return obj.comments.count()
+
+
+@admin.register(AnnouncementRead)
+class AnnouncementReadAdmin(admin.ModelAdmin):
+    list_display = ('announcement', 'user', 'read_at')
+    search_fields = ('announcement__title', 'user__username')
+    readonly_fields = ('announcement', 'user', 'read_at')
+
+    def has_add_permission(self, request):
+        return False
+
+    def has_change_permission(self, request, obj=None):
+        return False
+
+
+@admin.register(AnnouncementComment)
+class AnnouncementCommentAdmin(admin.ModelAdmin):
+    list_display = ('announcement', 'user', 'body_preview', 'created_at')
+    search_fields = ('announcement__title', 'user__username', 'body')
+
+    @admin.display(description='Body')
+    def body_preview(self, obj):
+        return obj.body[:80]
+
+
+@admin.register(Notification)
+class NotificationAdmin(admin.ModelAdmin):
+    list_display = ('user', 'kind', 'project', 'actor', 'read', 'created_at')
+    list_filter = ('kind', 'read')
+    search_fields = ('user__username', 'text', 'project__title')