from rest_framework import serializers


class PlanSerializer(serializers.Serializer):
    id = serializers.CharField()
    title = serializers.CharField()
    price = serializers.IntegerField()
    currency = serializers.CharField(required=False)
    popular = serializers.BooleanField()
    discountPercent = serializers.IntegerField(required=False)
    durationDays = serializers.IntegerField(required=False)
    features = serializers.ListField(child=serializers.CharField())
    badge = serializers.CharField(allow_blank=True)


class PlansListResponseSerializer(serializers.Serializer):
    plans = PlanSerializer(many=True)


class PurchaseRequestSerializer(serializers.Serializer):
    # هدر Idempotency-Key هم روی همین درخواست لازمه (بخش ۴.۳ سند API)؛
    # از request.headers خونده می‌شه، نه از بدنه.
    planId = serializers.CharField()
    paymentMethod = serializers.CharField(required=False, default='zarinpal')


class PurchaseResponseSerializer(serializers.Serializer):
    orderId = serializers.CharField()
    paymentUrl = serializers.CharField()


class SubscriptionStatusResponseSerializer(serializers.Serializer):
    active = serializers.BooleanField()
    planId = serializers.CharField(allow_null=True)
    expiresAt = serializers.DateTimeField(allow_null=True)