package com.suno.android.common_data.billing.models

import androidx.compose.runtime.Immutable
import kotlinx.collections.immutable.ImmutableList

@Immutable
data class TierTransitions(
    val upgrade: ImmutableList<TierTransitionRule>,
    val downgrade: ImmutableList<TierTransitionRule>,
    val crossgrade: ImmutableList<TierTransitionRule>,
)

@Immutable
data class TierTransitionRule(
    val from: PlanTier,
    val to: PlanTier,
)

/**
 * Represents a subscription plan tier
 */
enum class PlanTier(
    val value: String,
) {
    Free("free"),
    Student("student"),
    Basic("basic"),
    Pro("pro"),
    Pro20250501("pro_20250501"),
    Premier("premier"),
    ;

    companion object {
        fun fromString(
            value: String,
        ): PlanTier? = entries.firstOrNull { it.value.equals(value, ignoreCase = true) }
    }
}