Merge pull request #314 from seanmorley15/worldtravel-v2

WorldTravel v2

backend/server/adventures/admin.py

@@ -21,8 +21,8 @@ class AdventureAdmin(admin.ModelAdmin):
 
 
 class CountryAdmin(admin.ModelAdmin):
-    list_display = ('name', 'country_code', 'continent', 'number_of_regions')
-    list_filter = ('continent', 'country_code')
+    list_display = ('name', 'country_code', 'number_of_regions')
+    list_filter = ('subregion',)
 
     def number_of_regions(self, obj):
         return Region.objects.filter(country=obj).count()
@@ -32,6 +32,7 @@ class CountryAdmin(admin.ModelAdmin):
 
 class RegionAdmin(admin.ModelAdmin):
     list_display = ('name', 'country', 'number_of_visits')
+    list_filter = ('country',)
     # list_filter = ('country', 'number_of_visits')
 
     def number_of_visits(self, obj):

backend/server/main/settings.py

@@ -260,4 +260,6 @@ LOGGING = {
             'propagate': False,
         },
     },
-}
+}
+
+COUNTRY_REGION_JSON_VERSION = 'v2.4'

backend/server/worldtravel/management/commands/download-countries.py

@@ -0,0 +1,147 @@
+import os
+from django.core.management.base import BaseCommand
+import requests
+from worldtravel.models import Country, Region
+from django.db import transaction
+import json
+
+from django.conf import settings
+
+COUNTRY_REGION_JSON_VERSION = settings.COUNTRY_REGION_JSON_VERSION
+        
+media_root = settings.MEDIA_ROOT
+
+def saveCountryFlag(country_code):
+    # For standards, use the lowercase country_code
+    country_code = country_code.lower()
+    flags_dir = os.path.join(media_root, 'flags')
+
+    # Check if the flags directory exists, if not, create it
+    if not os.path.exists(flags_dir):
+        os.makedirs(flags_dir)
+
+    # Check if the flag already exists in the media folder
+    flag_path = os.path.join(flags_dir, f'{country_code}.png')
+    if os.path.exists(flag_path):
+        print(f'Flag for {country_code} already exists')
+        return
+
+    res = requests.get(f'https://flagcdn.com/h240/{country_code}.png'.lower())
+    if res.status_code == 200:
+        with open(flag_path, 'wb') as f:
+            f.write(res.content)
+        print(f'Flag for {country_code} downloaded')
+    else:
+        print(f'Error downloading flag for {country_code}')
+
+class Command(BaseCommand):
+    help = 'Imports the world travel data'
+
+    def handle(self, *args, **options):
+        countries_json_path = os.path.join(settings.MEDIA_ROOT, f'countries+regions-{COUNTRY_REGION_JSON_VERSION}.json')
+        if not os.path.exists(countries_json_path):
+            res = requests.get(f'https://raw.githubusercontent.com/dr5hn/countries-states-cities-database/{COUNTRY_REGION_JSON_VERSION}/countries%2Bstates.json')
+            if res.status_code == 200:
+                with open(countries_json_path, 'w') as f:
+                    f.write(res.text)
+            else:
+                self.stdout.write(self.style.ERROR('Error downloading countries+regions.json'))
+                return
+            
+        with open(countries_json_path, 'r') as f:
+            data = json.load(f)
+
+        with transaction.atomic():
+            existing_countries = {country.country_code: country for country in Country.objects.all()}
+            existing_regions = {region.id: region for region in Region.objects.all()}
+
+            countries_to_create = []
+            regions_to_create = []
+            countries_to_update = []
+            regions_to_update = []
+
+            processed_country_codes = set()
+            processed_region_ids = set()
+
+            for country in data:
+                country_code = country['iso2']
+                country_name = country['name']
+                country_subregion = country['subregion']
+                country_capital = country['capital']
+
+                processed_country_codes.add(country_code)
+
+                if country_code in existing_countries:
+                    country_obj = existing_countries[country_code]
+                    country_obj.name = country_name
+                    country_obj.subregion = country_subregion
+                    country_obj.capital = country_capital
+                    countries_to_update.append(country_obj)
+                else:
+                    country_obj = Country(
+                        name=country_name,
+                        country_code=country_code,
+                        subregion=country_subregion,
+                        capital=country_capital
+                    )
+                    countries_to_create.append(country_obj)
+
+                saveCountryFlag(country_code)
+                self.stdout.write(self.style.SUCCESS(f'Country {country_name} prepared'))
+
+                if country['states']:
+                    for state in country['states']:
+                        name = state['name']
+                        state_id = f"{country_code}-{state['state_code']}"
+                        latitude = round(float(state['latitude']), 6) if state['latitude'] else None
+                        longitude = round(float(state['longitude']), 6) if state['longitude'] else None
+
+                        processed_region_ids.add(state_id)
+
+                        if state_id in existing_regions:
+                            region_obj = existing_regions[state_id]
+                            region_obj.name = name
+                            region_obj.country = country_obj
+                            region_obj.longitude = longitude
+                            region_obj.latitude = latitude
+                            regions_to_update.append(region_obj)
+                        else:
+                            region_obj = Region(
+                                id=state_id,
+                                name=name,
+                                country=country_obj,
+                                longitude=longitude,
+                                latitude=latitude
+                            )
+                            regions_to_create.append(region_obj)
+                        self.stdout.write(self.style.SUCCESS(f'State {state_id} prepared'))
+                else:
+                    state_id = f"{country_code}-00"
+                    processed_region_ids.add(state_id)
+                    if state_id in existing_regions:
+                        region_obj = existing_regions[state_id]
+                        region_obj.name = country_name
+                        region_obj.country = country_obj
+                        regions_to_update.append(region_obj)
+                    else:
+                        region_obj = Region(
+                            id=state_id,
+                            name=country_name,
+                            country=country_obj
+                        )
+                        regions_to_create.append(region_obj)
+                    self.stdout.write(self.style.SUCCESS(f'Region {state_id} prepared for {country_name}'))
+
+            # Bulk create new countries and regions
+            Country.objects.bulk_create(countries_to_create)
+            Region.objects.bulk_create(regions_to_create)
+
+            # Bulk update existing countries and regions
+            Country.objects.bulk_update(countries_to_update, ['name', 'subregion', 'capital'])
+            Region.objects.bulk_update(regions_to_update, ['name', 'country', 'longitude', 'latitude'])
+
+            # Delete countries and regions that are no longer in the data
+            Country.objects.exclude(country_code__in=processed_country_codes).delete()
+            Region.objects.exclude(id__in=processed_region_ids).delete()
+
+        self.stdout.write(self.style.SUCCESS('All data imported successfully'))

backend/server/worldtravel/migrations/0006_remove_country_continent_country_subregion.py

@@ -0,0 +1,22 @@
+# Generated by Django 5.0.8 on 2024-09-11 02:16
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('worldtravel', '0005_remove_country_geometry_region_geometry'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='country',
+            name='continent',
+        ),
+        migrations.AddField(
+            model_name='country',
+            name='subregion',
+            field=models.CharField(blank=True, max_length=100, null=True),
+        ),
+    ]

backend/server/worldtravel/migrations/0007_remove_region_geometry_remove_region_name_en.py

@@ -0,0 +1,21 @@
+# Generated by Django 5.0.8 on 2024-09-11 02:20
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('worldtravel', '0006_remove_country_continent_country_subregion'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='region',
+            name='geometry',
+        ),
+        migrations.RemoveField(
+            model_name='region',
+            name='name_en',
+        ),
+    ]

backend/server/worldtravel/migrations/0008_region_latitude_region_longitude.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.0.8 on 2024-09-11 02:29
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('worldtravel', '0007_remove_region_geometry_remove_region_name_en'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='region',
+            name='latitude',
+            field=models.DecimalField(blank=True, decimal_places=6, max_digits=9, null=True),
+        ),
+        migrations.AddField(
+            model_name='region',
+            name='longitude',
+            field=models.DecimalField(blank=True, decimal_places=6, max_digits=9, null=True),
+        ),
+    ]

backend/server/worldtravel/migrations/0009_alter_country_country_code.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0.8 on 2024-09-11 02:52
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('worldtravel', '0008_region_latitude_region_longitude'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='country',
+            name='country_code',
+            field=models.CharField(max_length=2, unique=True),
+        ),
+    ]

backend/server/worldtravel/migrations/0010_country_capital.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0.8 on 2024-09-11 19:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('worldtravel', '0009_alter_country_country_code'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='country',
+            name='capital',
+            field=models.CharField(blank=True, max_length=100, null=True),
+        ),
+    ]

backend/server/worldtravel/models.py

@@ -9,33 +9,12 @@ User = get_user_model()
 default_user_id = 1  # Replace with an actual user ID
 
 class Country(models.Model):
-    AFRICA = 'AF'
-    ANTARCTICA = 'AN'
-    ASIA = 'AS'
-    EUROPE = 'EU'
-    NORTH_AMERICA = 'NA'
-    OCEANIA = 'OC'
-    SOUTH_AMERICA = 'SA'
-    
-    CONTINENT_CHOICES = [
-        (AFRICA, 'Africa'),
-        (ANTARCTICA, 'Antarctica'),
-        (ASIA, 'Asia'),
-        (EUROPE, 'Europe'),
-        (NORTH_AMERICA, 'North America'),
-        (OCEANIA, 'Oceania'),
-        (SOUTH_AMERICA, 'South America'),
-    ]
 
     id = models.AutoField(primary_key=True)
     name = models.CharField(max_length=100)
-    country_code = models.CharField(max_length=2)
-    continent = models.CharField(
-        max_length=2,
-        choices=CONTINENT_CHOICES,
-        default=AFRICA
-    )
-    
+    country_code = models.CharField(max_length=2, unique=True) #iso2 code
+    subregion = models.CharField(max_length=100, blank=True, null=True)
+    capital = models.CharField(max_length=100, blank=True, null=True)
 
     class Meta:
         verbose_name = "Country"
@@ -47,9 +26,9 @@ class Country(models.Model):
 class Region(models.Model):
     id = models.CharField(primary_key=True)
     name = models.CharField(max_length=100)
-    name_en = models.CharField(max_length=100, blank=True, null=True)
     country = models.ForeignKey(Country, on_delete=models.CASCADE)
-    geometry = gis_models.MultiPolygonField(srid=4326, null=True, blank=True)
+    longitude = models.DecimalField(max_digits=9, decimal_places=6, null=True, blank=True)
+    latitude = models.DecimalField(max_digits=9, decimal_places=6, null=True, blank=True)
 
     def __str__(self):
         return self.name
@@ -66,4 +45,4 @@ class VisitedRegion(models.Model):
     def save(self, *args, **kwargs):
         if VisitedRegion.objects.filter(user_id=self.user_id, region=self.region).exists():
             raise ValidationError("Region already visited by user.")
-        super().save(*args, **kwargs)
+        super().save(*args, **kwargs)

backend/server/worldtravel/serializers.py

@@ -2,7 +2,6 @@ import os
 from .models import Country, Region, VisitedRegion
 from rest_framework import serializers
 
-
 class CountrySerializer(serializers.ModelSerializer):
     def get_public_url(self, obj):
         return os.environ.get('PUBLIC_URL', 'http://127.0.0.1:8000').rstrip('/').replace("'", "")
@@ -11,21 +10,25 @@ class CountrySerializer(serializers.ModelSerializer):
 
     def get_flag_url(self, obj):
         public_url = self.get_public_url(obj)
-        return public_url + '/media/' + 'flags/' + obj.country_code + '.png'
+        return public_url + '/media/' + 'flags/' + obj.country_code.lower() + '.png'
 
     class Meta:
         model = Country
-        fields = '__all__'  # Serialize all fields of the Adventure model
-        read_only_fields = ['id', 'name', 'country_code', 'continent', 'flag_url']
+        fields = '__all__'
+        read_only_fields = ['id', 'name', 'country_code', 'subregion', 'flag_url']
 
 class RegionSerializer(serializers.ModelSerializer):
     class Meta:
         model = Region
-        fields = '__all__'  # Serialize all fields of the Adventure model
-        read_only_fields = ['id', 'name', 'country', 'name_en', 'geometry']
+        fields = '__all__'
+        read_only_fields = ['id', 'name', 'country', 'longitude', 'latitude']
 
 class VisitedRegionSerializer(serializers.ModelSerializer):
+    longitude = serializers.DecimalField(source='region.longitude', max_digits=9, decimal_places=6, read_only=True)
+    latitude = serializers.DecimalField(source='region.latitude', max_digits=9, decimal_places=6, read_only=True)
+    name = serializers.CharField(source='region.name', read_only=True)
+
     class Meta:
         model = VisitedRegion
-        fields = '__all__'  # Serialize all fields of the Adventure model
-        read_only_fields = ['user_id', 'id']
+        fields = ['id', 'user_id', 'region', 'longitude', 'latitude', 'name']
+        read_only_fields = ['user_id', 'id', 'longitude', 'latitude', 'name']

backend/server/worldtravel/views.py

@@ -34,7 +34,7 @@ def visits_by_country(request, country_code):
     return Response(serializer.data)
 
 class CountryViewSet(viewsets.ReadOnlyModelViewSet):
-    queryset = Country.objects.all()
+    queryset = Country.objects.all().order_by('name')
     serializer_class = CountrySerializer
     permission_classes = [IsAuthenticated]