added some advanced futures for admin.py in admin panel such as search field displ…

web/admin.py

@@ -1,8 +1,29 @@
 from django.contrib import admin
 from .models import Expense, Income, Token, News
 # Register your models here.
+class NewsAdmin(admin.ModelAdmin):
+    list_display = ('title', 'date',)
+    list_filter = ('date',)
+    search_fields = ('title', 'text',)
+    class Meta:
+        model = News
+class TokenAdmin(admin.ModelAdmin):
+    search_fields = ('user',)
+    class Meta:
+        model = Token
+class IncomeAdmin(admin.ModelAdmin):
+    list_display = ('user', 'amount',)
+    list_filter = ('date',)
+    search_fields = ('title', 'text','amount',)
+    class Meta:
+        model = Income
+class ExpenseAdmin(admin.ModelAdmin):
+    list_filter = ('date',)
+    search_fields = ('text', 'user','amount',)
+    class Meta:
+        model = Expense
 
-admin.site.register(Expense)
-admin.site.register(Income)
-admin.site.register(Token)
-admin.site.register(News)
+admin.site.register(Expense,ExpenseAdmin)
+admin.site.register(Income, IncomeAdmin)
+admin.site.register(Token, TokenAdmin)
+admin.site.register(News, NewsAdmin)

web/models.py

@@ -9,6 +9,9 @@ class News(models.Model):
     title = models.CharField(max_length=250)
     text = models.TextField()
     date = models.DateTimeField()
+    class Meta:
+    	verbose_name='News'
+    	verbose_name_plural='News'
     def __unicode__(self):
         return self.title
 
@@ -32,7 +35,7 @@ class Expense(models.Model):
     text = models.CharField(max_length=255)
     date = models.DateTimeField()
     amount = models.BigIntegerField()
-    user = models.ForeignKey(User)
+    user = models.ForeignKey(User, on_delete=models.CASCADE)
 
     def __unicode__(self):
         return "{}-{}-{}".format(self.date, self.user, self.amount)
@@ -42,7 +45,7 @@ class Income(models.Model):
     text = models.CharField(max_length=255)
     date = models.DateTimeField()
     amount = models.BigIntegerField()
-    user = models.ForeignKey(User)
+    user = models.ForeignKey(User, on_delete=models.CASCADE)
 
     def __unicode__(self):
         return "{}-{}-{}".format(self.date, self.user, self.amount)