Updated on 2026-08-14

domain/visa/models/.gitignore

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+/build

domain/visa/models/build.gradle.kts

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+plugins {
+    alias(deps.plugins.kotlin.jvm)
+    alias(deps.plugins.kotlin.serialization)
+    id("configuration")
+}
+
+dependencies {
+    implementation(deps.moshi.kotlin)
+    implementation(deps.moshi.adapters)
+    implementation(deps.kotlin.serialization)
+}

domain/visa/models/src/main/kotlin/com/tangem/domain/visa/model/VisaActivationInput.kt

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+package com.tangem.domain.visa.model
+
+import com.squareup.moshi.Json
+import com.squareup.moshi.JsonClass
+import kotlinx.serialization.Serializable
+
+@Serializable
+@JsonClass(generateAdapter = true)
+data class VisaActivationInput(
+    @Json(name = "cardId") val cardId: String,
+    @Json(name = "cardPublicKey") val cardPublicKey: ByteArray,
+    @Json(name = "isAccessCodeSet") val isAccessCodeSet: Boolean,
+) {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+
+        other as VisaActivationInput
+
+        if (cardId != other.cardId) return false
+        if (!cardPublicKey.contentEquals(other.cardPublicKey)) return false
+        if (isAccessCodeSet != other.isAccessCodeSet) return false
+
+        return true
+    }
+
+    override fun hashCode(): Int {
+        var result = cardId.hashCode()
+        result = 31 * result + cardPublicKey.contentHashCode()
+        result = 31 * result + isAccessCodeSet.hashCode()
+        return result
+    }
+}

domain/visa/models/src/main/kotlin/com/tangem/domain/visa/model/VisaActivationRemoteState.kt

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+package com.tangem.domain.visa.model
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+enum class VisaActivationRemoteState {
+    CardWalletSignatureRequired,
+    CustomerWalletSignatureRequired,
+    PaymentAccountDeploying,
+    WaitingPinCode,
+    WaitingForActivationFinishing,
+    Activated,
+    BlockedForActivation,
+}

domain/visa/models/src/main/kotlin/com/tangem/domain/visa/model/VisaAuthChallenge.kt

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+package com.tangem.domain.visa.model
+
+sealed class VisaAuthChallenge {
+
+    abstract val session: VisaAuthSession
+
+    data class Card(
+        val challenge: String,
+        override val session: VisaAuthSession,
+    ) : VisaAuthChallenge()
+
+    data class Wallet(
+        val challenge: String,
+        override val session: VisaAuthSession,
+    ) : VisaAuthChallenge()
+}
+
+fun VisaAuthChallenge.Card.toSignedChallenge(signedChallenge: String, salt: String): VisaAuthSignedChallenge {
+    return VisaAuthSignedChallenge.ByCardPublicKey(
+        challenge = this,
+        signature = signedChallenge,
+        salt = salt,
+    )
+}
+
+fun VisaAuthChallenge.Wallet.toSignedChallenge(signedChallenge: String): VisaAuthSignedChallenge {
+    return VisaAuthSignedChallenge.ByWallet(
+        challenge = this,
+        signature = signedChallenge,
+    )
+}

domain/visa/models/src/main/kotlin/com/tangem/domain/visa/model/VisaAuthSession.kt

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+package com.tangem.domain.visa.model
+
+@JvmInline
+value class VisaAuthSession(val sessionId: String)

domain/visa/models/src/main/kotlin/com/tangem/domain/visa/model/VisaAuthSignedChallenge.kt

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+package com.tangem.domain.visa.model
+
+sealed class VisaAuthSignedChallenge {
+
+    data class ByCardPublicKey(
+        val challenge: VisaAuthChallenge.Card,
+        val signature: String,
+        val salt: String,
+    ) : VisaAuthSignedChallenge()
+
+    data class ByWallet(
+        val challenge: VisaAuthChallenge.Wallet,
+        val signature: String,
+    ) : VisaAuthSignedChallenge()
+}

domain/visa/models/src/main/kotlin/com/tangem/domain/visa/model/VisaAuthTokens.kt

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+package com.tangem.domain.visa.model
+
+import com.squareup.moshi.Json
+import com.squareup.moshi.JsonClass
+import kotlinx.serialization.Serializable
+
+@Serializable
+@JsonClass(generateAdapter = true)
+data class VisaAuthTokens(
+    @Json(name = "accessToken") val accessToken: String,
+    @Json(name = "refreshToken") val refreshToken: String,
+)

domain/visa/models/src/main/kotlin/com/tangem/domain/visa/model/VisaCardActivationStatus.kt

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+package com.tangem.domain.visa.model
+
+import com.squareup.moshi.Json
+import com.squareup.moshi.adapters.PolymorphicJsonAdapterFactory
+import kotlinx.serialization.Serializable
+
+@Serializable
+sealed class VisaCardActivationStatus {
+
+    @Serializable
+    data class Activated(
+        @Json(name = "visaAuthTokens") val visaAuthTokens: VisaAuthTokens,
+    ) : VisaCardActivationStatus()
+
+    @Serializable
+    data class ActivationStarted(
+        @Json(name = "activationInput") val activationInput: VisaActivationInput,
+        @Json(name = "authTokens") val authTokens: VisaAuthTokens,
+        @Json(name = "remoteState") val remoteState: VisaActivationRemoteState,
+    ) : VisaCardActivationStatus()
+
+    @Serializable
+    data class NotStartedActivation(
+        @Json(name = "activationInput") val activationInput: VisaActivationInput,
+    ) : VisaCardActivationStatus()
+
+    @Serializable
+    data object Blocked : VisaCardActivationStatus()
+
+    companion object {
+        val serializer: PolymorphicJsonAdapterFactory<VisaCardActivationStatus>
+            get() = PolymorphicJsonAdapterFactory.of(VisaCardActivationStatus::class.java, "type")
+                .withSubtype(Activated::class.java, "Activated")
+                .withSubtype(ActivationStarted::class.java, "ActivationStarted")
+                .withSubtype(NotStartedActivation::class.java, "NotStartedActivation")
+                .withDefaultValue(Blocked)
+    }
+}