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+from django.utils import timezone
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+from django.db.models import Count
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+from review.models import Review
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+from facebook_app.models import FacebookReview
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+from yelp.models import YelpReview
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+
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+
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+now = timezone.now()
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+beginning_of_month = now.replace(day=1, hour=0, minute=0, second=0)
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+beginning_of_last_month = now - timezone.timedelta(days=now.day+31)
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+
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+
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+def get_google_review_report(location_id):
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+ pos = Review.objects.filter(
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+ location_id=location_id,
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+ create_time__range=(beginning_of_month, now),
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+ star_rating__gte=3
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+ ).count()
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+ neg = Review.objects.filter(
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+ location_id=location_id,
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+ create_time__range=(beginning_of_month, now),
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+ star_rating__lte=2
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+ ).count()
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+ pos_last_month = Review.objects.filter(
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+ location_id=location_id,
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+ create_time__range=(beginning_of_last_month, beginning_of_month),
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+ star_rating__gte=3
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+ ).count()
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+ neg_last_month = Review.objects.filter(
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+ location_id=location_id,
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+ create_time__range=(beginning_of_last_month, beginning_of_month),
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+ star_rating__lte=2
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+ ).count()
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+ pos_growth = 'inf' if pos_last_month == 0 else round(((((pos / now.day) * 30) - pos_last_month) / pos_last_month) * 100, 2)
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+ neg_growth = 'inf' if neg_last_month == 0 else round(((((neg / now.day) * 30) - neg_last_month) / neg_last_month) * 100, 2)
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+ total = pos + neg
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+ last_month_total = pos_last_month + neg_last_month
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+ total_growth = 'inf' if last_month_total == 0 else round(((((total / now.day) * 30) - last_month_total) / last_month_total) * 100, 2)
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+
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+ return {
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+ 'positive': pos,
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+ 'positive_growth': pos_growth,
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+ 'negative': neg,
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+ 'negative_growth': neg_growth,
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+ 'total': total,
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+ 'total_growth': total_growth
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+ }
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+
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+
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+def get_facebook_report(location_id):
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+ pos = FacebookReview.objects.filter(
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+ page__location_id=location_id,
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+ create_time__range=(beginning_of_month, now),
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+ recommendation_type=True
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+ ).count()
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+ neg = FacebookReview.objects.filter(
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+ page__location_id=location_id,
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+ create_time__range=(beginning_of_month, now),
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+ recommendation_type=False
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+ ).count()
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+ pos_last_month = FacebookReview.objects.filter(
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+ page__location_id=location_id,
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+ create_time__range=(beginning_of_last_month, beginning_of_month),
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+ recommendation_type=True
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+ ).count()
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+ neg_last_month = FacebookReview.objects.filter(
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+ page__location_id=location_id,
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+ create_time__range=(beginning_of_last_month, beginning_of_month),
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+ recommendation_type=False
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+ ).count()
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+ pos_growth = 'inf' if pos_last_month == 0 else round(((((pos / now.day) * 30) - pos_last_month) / pos_last_month) * 100, 2)
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+ neg_growth = 'inf' if neg_last_month == 0 else round(((((neg / now.day) * 30) - neg_last_month) / neg_last_month) * 100, 2)
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+ total = pos + neg
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+ last_month_total = pos_last_month + neg_last_month
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+ total_growth = 'inf' if last_month_total == 0 else round(((((total / now.day) * 30) - last_month_total) / last_month_total) * 100, 2)
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+
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+ return {
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+ 'positive': pos,
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+ 'positive_growth': pos_growth,
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+ 'negative': neg,
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+ 'negative_growth': neg_growth,
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+ 'total': total,
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+ 'total_growth': total_growth
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+ }
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+
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+
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+def get_yelp_review_report(location_id):
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+ pos = YelpReview.objects.filter(
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+ location__location_id=location_id,
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+ date_posted__range=(beginning_of_month, now),
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+ rating__gte=3
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+ ).count()
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+ neg = YelpReview.objects.filter(
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+ location__location_id=location_id,
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+ date_posted__range=(beginning_of_month, now),
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+ rating__lte=2
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+ ).count()
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+ pos_last_month = YelpReview.objects.filter(
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+ location__location_id=location_id,
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+ date_posted__range=(beginning_of_last_month, beginning_of_month),
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+ rating__gte=3
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+ ).count()
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+ neg_last_month = YelpReview.objects.filter(
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+ location__location_id=location_id,
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+ date_posted__range=(beginning_of_last_month, beginning_of_month),
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+ rating__lte=2
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+ ).count()
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+ pos_growth = 'inf' if pos_last_month == 0 else round(((((pos / now.day) * 30) - pos_last_month) / pos_last_month) * 100, 2)
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+ neg_growth = 'inf' if neg_last_month == 0 else round(((((neg / now.day) * 30) - neg_last_month) / neg_last_month) * 100, 2)
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+ total = pos + neg
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+ last_month_total = pos_last_month + neg_last_month
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+ total_growth = 'inf' if last_month_total == 0 else round(((((total / now.day) * 30) - last_month_total) / last_month_total) * 100, 2)
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+
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+ return {
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+ 'positive': pos,
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+ 'positive_growth': pos_growth,
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+ 'negative': neg,
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+ 'negative_growth': neg_growth,
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+ 'total': total,
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+ 'total_growth': total_growth
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+ }
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+
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+
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+def get_this_month_analytics(location_id):
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+ google_qs = Review.objects.filter(
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+ create_time__range=(beginning_of_month, now),
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+ location_id=location_id
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+ )\
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+ .values('create_time__day')\
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+ .annotate(total=Count('create_time__day'))
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+ google_qs_dict = {q['create_time__day']: q['total'] for q in google_qs}
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+
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+ yelp_qs = YelpReview.objects.filter(
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+ location__location_id=location_id,
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+ date_posted__range=(beginning_of_month, now),
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+ )\
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+ .values('date_posted__day')\
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+ .annotate(total=Count('date_posted__day'))
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+ yelp_qs_dict = {q['date_posted__day']: q['total'] for q in yelp_qs}
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+
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+ facebook_qs = FacebookReview.objects.filter(
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+ page__location_id=location_id,
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+ create_time__range=(beginning_of_month, now),
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+ )\
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+ .values('create_time__day')\
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+ .annotate(total=Count('create_time__day'))
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+ facebook_qs_dict = {q['create_time__day']: q['total'] for q in facebook_qs}
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+
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+ label = []
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+ facebook = []
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+ yelp = []
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+ google = []
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+ for day in range(1, now.day+1):
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+ label.append(day)
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+ facebook.append(facebook_qs_dict.get(day, 0))
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+ yelp.append(yelp_qs_dict.get(day, 0))
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+ google.append(google_qs_dict.get(day, 0))
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+
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+ return {
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+ 'label': label,
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+ 'google': google,
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+ 'facebook': facebook,
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+ 'yelp': yelp
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+ }
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Mohidul Islam