add museums and attractions

config/api_router.py

@@ -1,6 +1,6 @@
 from django.urls import path, include
 from rest_framework.routers import DefaultRouter
-from passfinder.recomendations.api.views import TinderView, PersonalRecommendation
+from passfinder.recomendations.api.views import TinderView, PersonalRecommendation, OnboardingViewset
 from passfinder.users.api.views import (
     UserViewSet,
     CreateUserPreferenceApiView,
@@ -12,6 +12,7 @@
 router.register("tinder", TinderView)
 router.register("recommendations", PersonalRecommendation)
 router.register("user", UserViewSet)
+router.register('onboarding', OnboardingViewset)
 
 app_name = "api"
 urlpatterns = [

passfinder/events/admin.py

@@ -1,3 +1,4 @@
 from django.contrib import admin
+from .models import Hotel
 
-# Register your models here.
+admin.site.register([Hotel])

passfinder/events/api/serializers.py

@@ -7,7 +7,7 @@
 class HotelPhoneSerializer(serializers.ModelSerializer):
     class Meta:
         model = HotelPhone
-        exclude = "hotel"
+        exclude = ("hotel", )
 
 
 class HotelSerializer(serializers.ModelSerializer):
@@ -24,7 +24,7 @@ class MuseumSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Hotel
-        exclude = "oid"
+        exclude = ("oid", )
 
 
 class EventSerializer(serializers.ModelSerializer):

passfinder/recomendations/api/serializers.py

@@ -1,7 +1,26 @@
 from rest_framework import serializers
-from passfinder.events.api.serializers import EventSerializer
+from passfinder.events.api.serializers import EventSerializer, HotelSerializer
 
 
 class TinderProceedSerializer(serializers.Serializer):
     action = serializers.ChoiceField(['left', 'right'], write_only=True)
     event = EventSerializer(read_only=True)
+
+
+class AddToPreferenceSerializer(serializers.Serializer):
+    oid = serializers.CharField(write_only=True)
+
+
+class EventOnboardingRetrieve(serializers.Serializer):
+    events = serializers.ListField(child=EventSerializer(), read_only=True)
+    types = serializers.ListField(child=serializers.ChoiceField(['park', 'monument', 'museum', 'unseco']), write_only=True)
+
+
+class HotelOnboardingRetrieve(serializers.Serializer):
+    stars = serializers.ListField(child=serializers.ChoiceField([1, 2, 3, 4, 5]), write_only=True)
+    hotels = serializers.ListField(child=HotelSerializer(), read_only=True)
+
+
+class TinderGetEventFilterSerializer(serializers.Serializer):
+    type = serializers.ListField(child=serializers.ChoiceField(['attraction', 'museum', 'movie', 'play', 'concert']))
+    event = EventSerializer()

passfinder/recomendations/api/views.py

@@ -3,14 +3,13 @@
 from rest_framework.request import Request
 from rest_framework.response import Response
 from passfinder.events.models import Event
-from passfinder.events.api.serializers import EventSerializer
+from passfinder.events.api.serializers import EventSerializer, HotelSerializer
 from random import choice
 from rest_framework.decorators import action
 from rest_framework.response import Response
-from .serializers import TinderProceedSerializer
+from .serializers import *
 from passfinder.recomendations.models import UserPreferences
-from ..service.service import update_preferences_state, get_next_tinder, get_personal_concerts_recommendation, \
+from ..service.service import *
-    get_personal_plays_recommendation, get_personal_movies_recommendation
 from django.views.decorators.csrf import csrf_exempt
 
 
@@ -35,6 +34,14 @@ def proceed(self, request: Request, pk):
             return Response(data={}, status=404)
         return Response(data={'event': EventSerializer(event).data}, status=200)
 
+    @action(methods=['POST'], detail=False, serializer_class=TinderGetEventFilterSerializer)
+    def get_event(self, request: Request):
+        # отдавать под пользователя
+        events = Event.objects.filter(type__in=request.data['type'])
+        return Response(data={
+            'event': EventSerializer(choice(events)).data
+        }, status=200)
+
 
 class PersonalRecommendation(viewsets.GenericViewSet):
     serializer_class = EventSerializer
@@ -66,3 +73,44 @@ def movies(self, request, *args, **kwargs):
         for rec in recs:
             ans.append(EventSerializer(rec[1]).data)
         return Response(ans, 200)
+
+
+class OnboardingViewset(viewsets.GenericViewSet):
+    serializer_class = EventSerializer
+    model = Event
+    queryset = Event.objects.all()
+
+    @action(methods=['POST'], detail=False, serializer_class=HotelOnboardingRetrieve)
+    def hotels(self, reqeust, *args, **kwargs):
+        hotels = get_onboarding_hotels(reqeust.data['stars'])
+        res = HotelOnboardingRetrieve({'hotels': hotels}).data
+        
+        return Response(res, 200)
+
+    @action(methods=['POST'], detail=False, serializer_class=EventOnboardingRetrieve)
+    def event(self, request, *args, **kwargs):
+        events = get_onboarding_attractions()
+        res = EventOnboardingRetrieve({'events': events}).data
+        
+        return Response(res, 200)
+    
+    @action(methods=['GET'], detail=True)
+    def add_to_favorites(self, request, pk, *args, **kwargs):
+        pref, _ = UserPreferences.objects.get_or_create(user=request.user)
+
+        event = Event.objects.get(oid=pk)
+
+        if event.type == 'attraction':
+            pref.prefferred_attractions.add(event)
+        elif event.type == 'museum':
+            pref.prefferred_museums.add(event)
+        elif event.type == 'movie':
+            pref.preffered_movies.add(event)
+        elif event.type == 'play': 
+            pref.preffered_plays.add(event)
+        elif event.type == 'concert':
+            pref.preferred_concerts.add(event)
+        
+        pref.save()
+        
+        return Response(status=200)

passfinder/recomendations/migrations/0005_userpreferences_prefferred_attractions_and_more.py

@@ -0,0 +1,42 @@
+# Generated by Django 4.2.1 on 2023-05-24 10:09
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("events", "0018_userroute_baseuserroutepoint_userroutetransaction_and_more"),
+        ("recomendations", "0004_nearesthotel"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="userpreferences",
+            name="prefferred_attractions",
+            field=models.ManyToManyField(
+                related_name="preffered_users_attractions", to="events.event"
+            ),
+        ),
+        migrations.AddField(
+            model_name="userpreferences",
+            name="prefferred_museums",
+            field=models.ManyToManyField(
+                related_name="preffered_users_museums", to="events.event"
+            ),
+        ),
+        migrations.AddField(
+            model_name="userpreferences",
+            name="unprefferred_attractions",
+            field=models.ManyToManyField(
+                related_name="unpreffered_users_attractions", to="events.event"
+            ),
+        ),
+        migrations.AddField(
+            model_name="userpreferences",
+            name="unprefferred_museums",
+            field=models.ManyToManyField(
+                related_name="unpreffered_users_museums", to="events.event"
+            ),
+        ),
+    ]

passfinder/recomendations/models.py

@@ -15,6 +15,13 @@ class UserPreferences(models.Model):
     preferred_concerts = models.ManyToManyField(Event, related_name='preffered_users_concert')
     unpreferred_concerts = models.ManyToManyField(Event, related_name='unpreffered_users_concert')
 
+    prefferred_attractions = models.ManyToManyField(Event, related_name='preffered_users_attractions')
+    unprefferred_attractions = models.ManyToManyField(Event, related_name='unpreffered_users_attractions')
+
+    prefferred_museums = models.ManyToManyField(Event, related_name='preffered_users_museums')
+    unprefferred_museums = models.ManyToManyField(Event, related_name='unpreffered_users_museums')
+
+
 
 class NearestEvent(models.Model):
     event = models.ForeignKey(Event, on_delete=models.CASCADE, related_name='nearest_model_rel')

passfinder/recomendations/service/mapping/mapping.py

@@ -5,12 +5,14 @@
 plays_mapping = None
 excursion_mapping = None
 concert_mapping = None
+mus_mapping = None
 
 rev_attraction_mapping = None
 rev_cinema_mapping = None
 rev_plays_mapping = None
 rev_excursion_mapping = None
 rev_concert_mapping = None
+mus_rev_mapping = None
 
 
 def build_dict(list_mapping):
@@ -54,3 +56,9 @@ def build_rev_dict(list_mapping):
     lst = pickle.load(file)
     concert_mapping = build_dict(lst)
     rev_concert_mapping = build_rev_dict(lst)
+
+
+with open('passfinder/recomendations/service/mapping/mus.pickle', 'rb') as file:
+    lst = pickle.load(file)
+    mus_mapping = build_dict(lst)
+    rev_mus_mapping = build_rev_dict(lst)

passfinder/recomendations/service/models/models.py

@@ -20,3 +20,7 @@
 
 concert_model = AnnoyIndex(N_DIMENSIONAL, 'angular')
 concert_model.load('passfinder/recomendations/service/models/concerts.ann')
+
+
+mus_model = AnnoyIndex(N_DIMENSIONAL, 'angular')
+mus_model.load('passfinder/recomendations/service/models/mus.ann')

passfinder/recomendations/service/service.py

@@ -3,7 +3,7 @@
 from .models.models import *
 from passfinder.events.models import Event, Region, Hotel, BasePoint, City
 from passfinder.recomendations.models import UserPreferences, NearestEvent, NearestHotel
-from random import choice
+from random import choice, sample
 from collections import Counter
 from passfinder.users.models import User
 from collections.abc import Iterable
@@ -40,6 +40,17 @@ def nearest_attraction(attraction, nearest_n):
     )
 
 
+def nearest_mus(museum, nearest_n):
+    return get_nearest_(
+        museum,
+        "museum",
+        mus_mapping,
+        rev_mus_mapping,
+        nearest_n,
+        mus_model
+    )
+
+
 def nearest_movie(movie, nearest_n):
     return get_nearest_(
         movie, "movie", cinema_mapping, rev_cinema_mapping, nearest_n, cinema_model
@@ -81,6 +92,10 @@ def get_nearest_event(event, nearest_n):
         return nearest_concert(event, nearest_n)
     if event.type == "movie":
         return nearest_movie(event, nearest_n)
+    if event.type == 'museum':
+        return nearest_mus(event, nearest_n)
+    if event.type == 'attraction':
+        return nearest_attraction(event, nearest_n)
 
 
 def update_preferences_state(user, event, direction):
@@ -312,6 +327,12 @@ def calculate_favorite_metric(event: Event, user: User):
     if event.type == "movie":
         preferred = pref.preffered_movies.all()
         return calculate_mean_metric(preferred, event, cinema_model, rev_cinema_mapping)
+    if event.type == 'attraction':
+        preferred = pref.prefferred_attractions.all()
+        return calculate_mean_metric(preferred, event, attracion_model, rev_attraction_mapping)
+    if event.type == 'museum':
+        preferred = pref.prefferred_museums.all()
+        return calculate_mean_metric(preferred, event, mus_model, rev_mus_mapping)
     return 1000000
 
 
@@ -395,3 +416,40 @@ def generate_path(region: Region, user: User):
         path.extend([transition_route, point_route])
 
     return hotel, points, path
+
+
+def calculate_distance(sample1: Event, samples: Iterable[Event], model: AnnoyIndex, rev_mapping):
+    metrics = []
+
+    for sample in samples:
+        metrics.append(model.get_distance(rev_mapping[sample1.oid], rev_mapping[sample.oid]))
+    
+    return sum(metrics) / len(metrics)
+    
+
+def get_onboarding_attractions():
+    sample_attractions = sample(list(Event.objects.filter(type='attraction')), 200)
+    first_attraction = choice(sample_attractions)
+
+    attractions = [first_attraction]
+
+    while len(attractions) < 10:
+        mx_dist = 0
+        mx_attraction = None
+        for att in sample_attractions:
+            if att in attractions: continue 
+            local_dist = calculate_distance(
+                att,
+                attractions,
+                attracion_model, 
+                rev_attraction_mapping
+            )
+            if local_dist > mx_dist:
+                mx_dist = local_dist
+                mx_attraction = att
+        attractions.append(mx_attraction)
+    return attractions
+
+
+def get_onboarding_hotels(stars=Iterable[int]):
+    return sample(list(Hotel.objects.filter(stars__in=stars)), 10)