feat: add booking REST API

backend/shows/serializers.py

@@ -0,0 +1,55 @@
+from rest_framework import serializers
+
+
+class PublicShowListSerializer(serializers.Serializer):
+    id = serializers.IntegerField()
+    title = serializers.CharField()
+    slug = serializers.SlugField()
+    summary = serializers.CharField()
+    poster_image = serializers.URLField(allow_blank=True)
+
+
+class PublicVenueSummarySerializer(serializers.Serializer):
+    name = serializers.CharField()
+    city = serializers.CharField()
+
+
+class PublicVenueDetailSerializer(PublicVenueSummarySerializer):
+    address = serializers.CharField()
+
+
+class PublicShowSummarySerializer(serializers.Serializer):
+    title = serializers.CharField()
+    slug = serializers.SlugField()
+    summary = serializers.CharField()
+
+
+class PublicPerformanceListSerializer(serializers.Serializer):
+    id = serializers.IntegerField()
+    show = PublicShowSummarySerializer()
+    venue = PublicVenueSummarySerializer()
+    starts_at = serializers.DateTimeField()
+    booking_enabled = serializers.BooleanField(source="is_booking_enabled")
+    available_seats = serializers.IntegerField()
+
+
+class PublicShowPerformanceSerializer(serializers.Serializer):
+    id = serializers.IntegerField()
+    starts_at = serializers.DateTimeField()
+    venue = PublicVenueSummarySerializer()
+    booking_enabled = serializers.BooleanField(source="is_booking_enabled")
+    available_seats = serializers.IntegerField()
+
+
+class PublicShowDetailSerializer(PublicShowListSerializer):
+    description = serializers.CharField()
+    performances = PublicShowPerformanceSerializer(many=True, source="public_performances")
+
+
+class PublicPerformanceDetailSerializer(serializers.Serializer):
+    id = serializers.IntegerField()
+    show = PublicShowSummarySerializer()
+    venue = PublicVenueDetailSerializer()
+    starts_at = serializers.DateTimeField()
+    booking_enabled = serializers.BooleanField(source="is_booking_enabled")
+    available_seats = serializers.IntegerField()