from hashlib import md5
from random import randint
from uuid import uuid4

from django.forms import ModelForm
from django.contrib import admin

from oidc_provider.models import Client, Code, Token, RSAKey


class ClientForm(ModelForm):

    class Meta:
        model = Client
        exclude = []

    def __init__(self, *args, **kwargs):
        super(ClientForm, self).__init__(*args, **kwargs)
        self.fields['client_id'].required = False
        self.fields['client_id'].widget.attrs['disabled'] = 'true'
        self.fields['client_secret'].required = False
        self.fields['client_secret'].widget.attrs['disabled'] = 'true'

    def clean_client_id(self):
        instance = getattr(self, 'instance', None)
        if instance and instance.pk:
            return instance.client_id
        else:
            return str(randint(1, 999999)).zfill(6)

    def clean_client_secret(self):
        instance = getattr(self, 'instance', None)

        secret = ''

        if instance and instance.pk:
            if (self.cleaned_data['client_type'] == 'confidential') and not instance.client_secret:
                secret = md5(uuid4().hex.encode()).hexdigest()
            elif (self.cleaned_data['client_type'] == 'confidential') and instance.client_secret:
                secret = instance.client_secret
        else:
            if (instance.client_type == 'confidential'):
                secret = md5(uuid4().hex.encode()).hexdigest()

        return secret


@admin.register(Client)
class ClientAdmin(admin.ModelAdmin):
    
    form = ClientForm
    list_display = ['name', 'client_id', 'response_type', 'date_created']
    readonly_fields = ['date_created']
    search_fields = ['name']


@admin.register(Code)
class CodeAdmin(admin.ModelAdmin):
    
    def has_add_permission(self, request):
        return False


@admin.register(Token)
class TokenAdmin(admin.ModelAdmin):
    
    def has_add_permission(self, request):
        return False


@admin.register(RSAKey)
class RSAKeyAdmin(admin.ModelAdmin):

    readonly_fields = ['kid']

@@ -1341,25 +1341,35 @@
     if (
-instance.
+self.cleaned_data%5B'
 client_t
@@ -1371,16 +1371,18 @@
 ent_type
+'%5D
  == 'con
@@ -1539,29 +1539,25 @@
 odelAdmin):%0A
-    
 %0A
+
     form = C
@@ -1759,37 +1759,33 @@
 in.ModelAdmin):%0A
-    
 %0A
+
     def has_add_
@@ -1893,20 +1893,16 @@
 Admin):%0A
-    
 %0A    def

Fix bug when creating first time client public.