adding demo for large petitions

manage-large-requests/README.md

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+# Using Moralis NFT API with Django and React.
+
+This is simple implementation for Moralis NFT Api using Django and React in order to get NFT multiple NFT's.
+
+## Prerequisites
+
+1. Install Django and rest framework.
+
+   ```Shell
+        pip install django
+        pip install djangorestframework django-cors-headers
+   ```
+2. Install moralis
+
+   ```bash
+       pip install moralis 
+   ```
+3. On frontend folder install the npm dependencies.
+
+   ```bash
+       npm install 
+   ```
+
+## Usage
+
+1. Set up your Moralis API key on `backend/nft/.env`.
+2. Run the Django server on backend with:
+
+   ```Shell
+        python manage.py runserver
+   ```
+3. Run the frontend React server on frontend folder run:
+
+   ```Shell
+       npm start 
+   ```
+4. Interact with the application.

manage-large-requests/backend/.vscode/settings.json

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+{
+    "cSpell.words": [
+        "dotenv",
+        "MORALIS"
+    ]
+}

manage-large-requests/backend/backend/asgi.py

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+"""
+ASGI config for backend project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.1/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "backend.settings")
+
+application = get_asgi_application()

manage-large-requests/backend/backend/settings.py

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+"""
+Django settings for backend project.
+
+Generated by 'django-admin startproject' using Django 4.1.3.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.1/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/4.1/ref/settings/
+"""
+
+from pathlib import Path
+
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/4.1/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = "django-insecure-mal9e9-n$o$f9f!i%r=#jglsnh8+9butb3v+lsd$d-h0ruf$dn"
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+APPEND_SLASH = False
+CSRF_COOKIE_SECURE = False
+SESSION_COOKIE_SECURE = False
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    "django.contrib.admin",
+    "django.contrib.auth",
+    "django.contrib.contenttypes",
+    "django.contrib.sessions",
+    "django.contrib.messages",
+    "django.contrib.staticfiles",
+    "corsheaders",
+    "rest_framework",
+    "nft",
+]
+
+MIDDLEWARE = [
+    "django.middleware.security.SecurityMiddleware",
+    "django.contrib.sessions.middleware.SessionMiddleware",
+    "django.middleware.common.CommonMiddleware",
+    "django.middleware.csrf.CsrfViewMiddleware",
+    "django.contrib.auth.middleware.AuthenticationMiddleware",
+    "django.contrib.messages.middleware.MessageMiddleware",
+    "django.middleware.clickjacking.XFrameOptionsMiddleware",
+    "corsheaders.middleware.CorsMiddleware",
+]
+
+CORS_ORIGIN_WHITELIST = ["http://localhost:3000"]
+
+ROOT_URLCONF = "backend.urls"
+
+TEMPLATES = [
+    {
+        "BACKEND": "django.template.backends.django.DjangoTemplates",
+        "DIRS": [],
+        "APP_DIRS": True,
+        "OPTIONS": {
+            "context_processors": [
+                "django.template.context_processors.debug",
+                "django.template.context_processors.request",
+                "django.contrib.auth.context_processors.auth",
+                "django.contrib.messages.context_processors.messages",
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = "backend.wsgi.application"
+
+
+# Database
+# https://docs.djangoproject.com/en/4.1/ref/settings/#databases
+
+DATABASES = {
+    "default": {
+        "ENGINE": "django.db.backends.sqlite3",
+        "NAME": BASE_DIR / "db.sqlite3",
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/4.1/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/4.1/topics/i18n/
+
+LANGUAGE_CODE = "en-us"
+
+TIME_ZONE = "UTC"
+
+USE_I18N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/4.1/howto/static-files/
+
+STATIC_URL = "static/"
+
+# Default primary key field type
+# https://docs.djangoproject.com/en/4.1/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

manage-large-requests/backend/backend/urls.py

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+"""backend URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/4.1/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.contrib import admin
+from django.urls import path
+from nft import views
+
+
+urlpatterns = [
+    path("admin/", admin.site.urls),
+    path("get_nfts/", views.get_nfts, name="get_nfts"),
+]

manage-large-requests/backend/backend/wsgi.py

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+"""
+WSGI config for backend project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.1/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "backend.settings")
+
+application = get_wsgi_application()

manage-large-requests/backend/manage.py

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+#!/usr/bin/env python
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+
+def main():
+    """Run administrative tasks."""
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "backend.settings")
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)
+
+
+if __name__ == "__main__":
+    main()

manage-large-requests/backend/nft/admin.py

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+from django.contrib import admin
+
+# Register your models here.

manage-large-requests/backend/nft/apps.py

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+from django.apps import AppConfig
+
+
+class NftConfig(AppConfig):
+    default_auto_field = "django.db.models.BigAutoField"
+    name = "nft"

manage-large-requests/backend/nft/models.py

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+from django.db import models
+
+# Create your models here.

manage-large-requests/backend/nft/services.py

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+from moralis import evm_api
+from dotenv import load_dotenv
+import os
+
+load_dotenv()
+api_key = os.getenv("MORALIS_API_KEY")
+
+
+def get_user_nfts(address: str, chain: str, cursor: str = ""):
+
+    params = {
+        "address": address,
+        "chain": chain,
+        "format": "decimal",
+        "limit": 10,
+        "token_addresses": [],
+        "cursor": cursor,
+        "normalizeMetadata": True,
+    }
+
+    result = evm_api.nft.get_wallet_nfts(
+        api_key=api_key,
+        params=params,
+    )
+
+    return result

manage-large-requests/backend/nft/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

manage-large-requests/backend/nft/views.py

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+from .services import get_user_nfts
+from django.http import HttpResponse
+import json
+
+
+# Create your views here.
+def get_nfts(request):
+    address = request.GET.get("address")
+    chain = request.GET.get("chain")
+    if request.GET.get("cursor") != None:
+        cursor = request.GET.get("cursor")
+    else:
+        cursor = ""
+
+    nfts = get_user_nfts(address=address, chain=chain, cursor=cursor)
+    json_nfts = json.dumps(nfts)
+    return HttpResponse(json_nfts, content_type="application/json")

manage-large-requests/frontend/.gitignore

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+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# production
+/build
+
+# misc
+.DS_Store
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*