refactor code dir

rename backend/ to api/, remove leftover dir ui/

api/api/admin.py

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

api/api/apps.py

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+from django.apps import AppConfig
+
+
+class ApiConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'api'

api/api/forms.py

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+from django import forms
+
+class UploadFileForm(forms.Form):
+    file = forms.FileField(label='Select a file')
+
+    # You can add custom validation if needed
+    def clean_file(self):
+        file = self.cleaned_data.get('file')
+        if not file:
+            raise forms.ValidationError("No file uploaded!")
+        # Additional custom validations can be added here
+        return file

api/api/models.py

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

api/api/tasks.py

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+from __future__ import absolute_import, unicode_literals
+from celery import shared_task
+from src.input.file_reader import read_audio #export PYTHONPATH="/home/karthikeyan/code/MainProject/freq-split-enhance:$PYTHONPATH" for exporting the module 
+
+import time
+
+@shared_task
+def process_uploaded_file(file_path):
+    # Simulate long-running task
+    read_audio(file_path=file_path)
+    return 'File processed'

api/api/tests.py

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

api/api/views.py

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+from django.shortcuts import render
+from django.http import JsonResponse
+from .tasks import process_uploaded_file
+from .forms import UploadFileForm
+import os
+
+# Create your views here.
+def handle_uploaded_file(f, file_path):
+    with open(file_path, 'wb+') as destination:
+        for chunk in f.chunks():
+            destination.write(chunk)
+
+def upload(request):
+    if request.method == 'POST':
+        form = UploadFileForm(request.POST, request.FILES)
+        if form.is_valid():
+            file = form.cleaned_data['file']
+            file_path = os.path.join('uploads', file.name)  # Change 'uploads' to your desired directory
+            handle_uploaded_file(file, file_path)
+            task = process_uploaded_file.delay(file_path)
+            return JsonResponse({'task_id': task.id})
+
+    else:
+        form = UploadFileForm()
+    return render(request, 'upload.html', {'form': form})
+
+from celery.result import AsyncResult
+
+def check_task_status(request, task_id):
+    task_result = AsyncResult(task_id)
+    return JsonResponse({'status': task_result.status, 'result': task_result.result})