// File generated from our OpenAPI spec by Stainless.

package com.increase.api.models.externalaccounts

import com.fasterxml.jackson.annotation.JsonAnyGetter
import com.fasterxml.jackson.annotation.JsonAnySetter
import com.fasterxml.jackson.annotation.JsonCreator
import com.fasterxml.jackson.annotation.JsonProperty
import com.increase.api.core.Enum
import com.increase.api.core.ExcludeMissing
import com.increase.api.core.JsonField
import com.increase.api.core.JsonMissing
import com.increase.api.core.JsonValue
import com.increase.api.core.Params
import com.increase.api.core.checkRequired
import com.increase.api.core.http.Headers
import com.increase.api.core.http.QueryParams
import com.increase.api.errors.IncreaseInvalidDataException
import java.util.Collections
import java.util.Objects
import java.util.Optional
import kotlin.jvm.optionals.getOrNull

/** Create an External Account */
class ExternalAccountCreateParams
private constructor(
    private val body: Body,
    private val additionalHeaders: Headers,
    private val additionalQueryParams: QueryParams,
) : Params {

    /**
     * The account number for the destination account.
     *
     * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
     *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
     */
    fun accountNumber(): String = body.accountNumber()

    /**
     * The name you choose for the Account.
     *
     * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
     *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
     */
    fun description(): String = body.description()

    /**
     * The American Bankers' Association (ABA) Routing Transit Number (RTN) for the destination
     * account.
     *
     * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
     *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
     */
    fun routingNumber(): String = body.routingNumber()

    /**
     * The type of entity that owns the External Account.
     *
     * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun accountHolder(): Optional<AccountHolder> = body.accountHolder()

    /**
     * The type of the destination account. Defaults to `checking`.
     *
     * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun funding(): Optional<Funding> = body.funding()

    /**
     * Returns the raw JSON value of [accountNumber].
     *
     * Unlike [accountNumber], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _accountNumber(): JsonField<String> = body._accountNumber()

    /**
     * Returns the raw JSON value of [description].
     *
     * Unlike [description], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _description(): JsonField<String> = body._description()

    /**
     * Returns the raw JSON value of [routingNumber].
     *
     * Unlike [routingNumber], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _routingNumber(): JsonField<String> = body._routingNumber()

    /**
     * Returns the raw JSON value of [accountHolder].
     *
     * Unlike [accountHolder], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _accountHolder(): JsonField<AccountHolder> = body._accountHolder()

    /**
     * Returns the raw JSON value of [funding].
     *
     * Unlike [funding], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _funding(): JsonField<Funding> = body._funding()

    fun _additionalBodyProperties(): Map<String, JsonValue> = body._additionalProperties()

    /** Additional headers to send with the request. */
    fun _additionalHeaders(): Headers = additionalHeaders

    /** Additional query param to send with the request. */
    fun _additionalQueryParams(): QueryParams = additionalQueryParams

    fun toBuilder() = Builder().from(this)

    companion object {

        /**
         * Returns a mutable builder for constructing an instance of [ExternalAccountCreateParams].
         *
         * The following fields are required:
         * ```java
         * .accountNumber()
         * .description()
         * .routingNumber()
         * ```
         */
        @JvmStatic fun builder() = Builder()
    }

    /** A builder for [ExternalAccountCreateParams]. */
    class Builder internal constructor() {

        private var body: Body.Builder = Body.builder()
        private var additionalHeaders: Headers.Builder = Headers.builder()
        private var additionalQueryParams: QueryParams.Builder = QueryParams.builder()

        @JvmSynthetic
        internal fun from(externalAccountCreateParams: ExternalAccountCreateParams) = apply {
            body = externalAccountCreateParams.body.toBuilder()
            additionalHeaders = externalAccountCreateParams.additionalHeaders.toBuilder()
            additionalQueryParams = externalAccountCreateParams.additionalQueryParams.toBuilder()
        }

        /**
         * Sets the entire request body.
         *
         * This is generally only useful if you are already constructing the body separately.
         * Otherwise, it's more convenient to use the top-level setters instead:
         * - [accountNumber]
         * - [description]
         * - [routingNumber]
         * - [accountHolder]
         * - [funding]
         * - etc.
         */
        fun body(body: Body) = apply { this.body = body.toBuilder() }

        /** The account number for the destination account. */
        fun accountNumber(accountNumber: String) = apply { body.accountNumber(accountNumber) }

        /**
         * Sets [Builder.accountNumber] to an arbitrary JSON value.
         *
         * You should usually call [Builder.accountNumber] with a well-typed [String] value instead.
         * This method is primarily for setting the field to an undocumented or not yet supported
         * value.
         */
        fun accountNumber(accountNumber: JsonField<String>) = apply {
            body.accountNumber(accountNumber)
        }

        /** The name you choose for the Account. */
        fun description(description: String) = apply { body.description(description) }

        /**
         * Sets [Builder.description] to an arbitrary JSON value.
         *
         * You should usually call [Builder.description] with a well-typed [String] value instead.
         * This method is primarily for setting the field to an undocumented or not yet supported
         * value.
         */
        fun description(description: JsonField<String>) = apply { body.description(description) }

        /**
         * The American Bankers' Association (ABA) Routing Transit Number (RTN) for the destination
         * account.
         */
        fun routingNumber(routingNumber: String) = apply { body.routingNumber(routingNumber) }

        /**
         * Sets [Builder.routingNumber] to an arbitrary JSON value.
         *
         * You should usually call [Builder.routingNumber] with a well-typed [String] value instead.
         * This method is primarily for setting the field to an undocumented or not yet supported
         * value.
         */
        fun routingNumber(routingNumber: JsonField<String>) = apply {
            body.routingNumber(routingNumber)
        }

        /** The type of entity that owns the External Account. */
        fun accountHolder(accountHolder: AccountHolder) = apply {
            body.accountHolder(accountHolder)
        }

        /**
         * Sets [Builder.accountHolder] to an arbitrary JSON value.
         *
         * You should usually call [Builder.accountHolder] with a well-typed [AccountHolder] value
         * instead. This method is primarily for setting the field to an undocumented or not yet
         * supported value.
         */
        fun accountHolder(accountHolder: JsonField<AccountHolder>) = apply {
            body.accountHolder(accountHolder)
        }

        /** The type of the destination account. Defaults to `checking`. */
        fun funding(funding: Funding) = apply { body.funding(funding) }

        /**
         * Sets [Builder.funding] to an arbitrary JSON value.
         *
         * You should usually call [Builder.funding] with a well-typed [Funding] value instead. This
         * method is primarily for setting the field to an undocumented or not yet supported value.
         */
        fun funding(funding: JsonField<Funding>) = apply { body.funding(funding) }

        fun additionalBodyProperties(additionalBodyProperties: Map<String, JsonValue>) = apply {
            body.additionalProperties(additionalBodyProperties)
        }

        fun putAdditionalBodyProperty(key: String, value: JsonValue) = apply {
            body.putAdditionalProperty(key, value)
        }

        fun putAllAdditionalBodyProperties(additionalBodyProperties: Map<String, JsonValue>) =
            apply {
                body.putAllAdditionalProperties(additionalBodyProperties)
            }

        fun removeAdditionalBodyProperty(key: String) = apply { body.removeAdditionalProperty(key) }

        fun removeAllAdditionalBodyProperties(keys: Set<String>) = apply {
            body.removeAllAdditionalProperties(keys)
        }

        fun additionalHeaders(additionalHeaders: Headers) = apply {
            this.additionalHeaders.clear()
            putAllAdditionalHeaders(additionalHeaders)
        }

        fun additionalHeaders(additionalHeaders: Map<String, Iterable<String>>) = apply {
            this.additionalHeaders.clear()
            putAllAdditionalHeaders(additionalHeaders)
        }

        fun putAdditionalHeader(name: String, value: String) = apply {
            additionalHeaders.put(name, value)
        }

        fun putAdditionalHeaders(name: String, values: Iterable<String>) = apply {
            additionalHeaders.put(name, values)
        }

        fun putAllAdditionalHeaders(additionalHeaders: Headers) = apply {
            this.additionalHeaders.putAll(additionalHeaders)
        }

        fun putAllAdditionalHeaders(additionalHeaders: Map<String, Iterable<String>>) = apply {
            this.additionalHeaders.putAll(additionalHeaders)
        }

        fun replaceAdditionalHeaders(name: String, value: String) = apply {
            additionalHeaders.replace(name, value)
        }

        fun replaceAdditionalHeaders(name: String, values: Iterable<String>) = apply {
            additionalHeaders.replace(name, values)
        }

        fun replaceAllAdditionalHeaders(additionalHeaders: Headers) = apply {
            this.additionalHeaders.replaceAll(additionalHeaders)
        }

        fun replaceAllAdditionalHeaders(additionalHeaders: Map<String, Iterable<String>>) = apply {
            this.additionalHeaders.replaceAll(additionalHeaders)
        }

        fun removeAdditionalHeaders(name: String) = apply { additionalHeaders.remove(name) }

        fun removeAllAdditionalHeaders(names: Set<String>) = apply {
            additionalHeaders.removeAll(names)
        }

        fun additionalQueryParams(additionalQueryParams: QueryParams) = apply {
            this.additionalQueryParams.clear()
            putAllAdditionalQueryParams(additionalQueryParams)
        }

        fun additionalQueryParams(additionalQueryParams: Map<String, Iterable<String>>) = apply {
            this.additionalQueryParams.clear()
            putAllAdditionalQueryParams(additionalQueryParams)
        }

        fun putAdditionalQueryParam(key: String, value: String) = apply {
            additionalQueryParams.put(key, value)
        }

        fun putAdditionalQueryParams(key: String, values: Iterable<String>) = apply {
            additionalQueryParams.put(key, values)
        }

        fun putAllAdditionalQueryParams(additionalQueryParams: QueryParams) = apply {
            this.additionalQueryParams.putAll(additionalQueryParams)
        }

        fun putAllAdditionalQueryParams(additionalQueryParams: Map<String, Iterable<String>>) =
            apply {
                this.additionalQueryParams.putAll(additionalQueryParams)
            }

        fun replaceAdditionalQueryParams(key: String, value: String) = apply {
            additionalQueryParams.replace(key, value)
        }

        fun replaceAdditionalQueryParams(key: String, values: Iterable<String>) = apply {
            additionalQueryParams.replace(key, values)
        }

        fun replaceAllAdditionalQueryParams(additionalQueryParams: QueryParams) = apply {
            this.additionalQueryParams.replaceAll(additionalQueryParams)
        }

        fun replaceAllAdditionalQueryParams(additionalQueryParams: Map<String, Iterable<String>>) =
            apply {
                this.additionalQueryParams.replaceAll(additionalQueryParams)
            }

        fun removeAdditionalQueryParams(key: String) = apply { additionalQueryParams.remove(key) }

        fun removeAllAdditionalQueryParams(keys: Set<String>) = apply {
            additionalQueryParams.removeAll(keys)
        }

        /**
         * Returns an immutable instance of [ExternalAccountCreateParams].
         *
         * Further updates to this [Builder] will not mutate the returned instance.
         *
         * The following fields are required:
         * ```java
         * .accountNumber()
         * .description()
         * .routingNumber()
         * ```
         *
         * @throws IllegalStateException if any required field is unset.
         */
        fun build(): ExternalAccountCreateParams =
            ExternalAccountCreateParams(
                body.build(),
                additionalHeaders.build(),
                additionalQueryParams.build(),
            )
    }

    fun _body(): Body = body

    override fun _headers(): Headers = additionalHeaders

    override fun _queryParams(): QueryParams = additionalQueryParams

    class Body
    @JsonCreator(mode = JsonCreator.Mode.DISABLED)
    private constructor(
        private val accountNumber: JsonField<String>,
        private val description: JsonField<String>,
        private val routingNumber: JsonField<String>,
        private val accountHolder: JsonField<AccountHolder>,
        private val funding: JsonField<Funding>,
        private val additionalProperties: MutableMap<String, JsonValue>,
    ) {

        @JsonCreator
        private constructor(
            @JsonProperty("account_number")
            @ExcludeMissing
            accountNumber: JsonField<String> = JsonMissing.of(),
            @JsonProperty("description")
            @ExcludeMissing
            description: JsonField<String> = JsonMissing.of(),
            @JsonProperty("routing_number")
            @ExcludeMissing
            routingNumber: JsonField<String> = JsonMissing.of(),
            @JsonProperty("account_holder")
            @ExcludeMissing
            accountHolder: JsonField<AccountHolder> = JsonMissing.of(),
            @JsonProperty("funding") @ExcludeMissing funding: JsonField<Funding> = JsonMissing.of(),
        ) : this(accountNumber, description, routingNumber, accountHolder, funding, mutableMapOf())

        /**
         * The account number for the destination account.
         *
         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
         */
        fun accountNumber(): String = accountNumber.getRequired("account_number")

        /**
         * The name you choose for the Account.
         *
         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
         */
        fun description(): String = description.getRequired("description")

        /**
         * The American Bankers' Association (ABA) Routing Transit Number (RTN) for the destination
         * account.
         *
         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
         */
        fun routingNumber(): String = routingNumber.getRequired("routing_number")

        /**
         * The type of entity that owns the External Account.
         *
         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g. if
         *   the server responded with an unexpected value).
         */
        fun accountHolder(): Optional<AccountHolder> = accountHolder.getOptional("account_holder")

        /**
         * The type of the destination account. Defaults to `checking`.
         *
         * @throws IncreaseInvalidDataException if the JSON field has an unexpected type (e.g. if
         *   the server responded with an unexpected value).
         */
        fun funding(): Optional<Funding> = funding.getOptional("funding")

        /**
         * Returns the raw JSON value of [accountNumber].
         *
         * Unlike [accountNumber], this method doesn't throw if the JSON field has an unexpected
         * type.
         */
        @JsonProperty("account_number")
        @ExcludeMissing
        fun _accountNumber(): JsonField<String> = accountNumber

        /**
         * Returns the raw JSON value of [description].
         *
         * Unlike [description], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("description")
        @ExcludeMissing
        fun _description(): JsonField<String> = description

        /**
         * Returns the raw JSON value of [routingNumber].
         *
         * Unlike [routingNumber], this method doesn't throw if the JSON field has an unexpected
         * type.
         */
        @JsonProperty("routing_number")
        @ExcludeMissing
        fun _routingNumber(): JsonField<String> = routingNumber

        /**
         * Returns the raw JSON value of [accountHolder].
         *
         * Unlike [accountHolder], this method doesn't throw if the JSON field has an unexpected
         * type.
         */
        @JsonProperty("account_holder")
        @ExcludeMissing
        fun _accountHolder(): JsonField<AccountHolder> = accountHolder

        /**
         * Returns the raw JSON value of [funding].
         *
         * Unlike [funding], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("funding") @ExcludeMissing fun _funding(): JsonField<Funding> = funding

        @JsonAnySetter
        private fun putAdditionalProperty(key: String, value: JsonValue) {
            additionalProperties.put(key, value)
        }

        @JsonAnyGetter
        @ExcludeMissing
        fun _additionalProperties(): Map<String, JsonValue> =
            Collections.unmodifiableMap(additionalProperties)

        fun toBuilder() = Builder().from(this)

        companion object {

            /**
             * Returns a mutable builder for constructing an instance of [Body].
             *
             * The following fields are required:
             * ```java
             * .accountNumber()
             * .description()
             * .routingNumber()
             * ```
             */
            @JvmStatic fun builder() = Builder()
        }

        /** A builder for [Body]. */
        class Builder internal constructor() {

            private var accountNumber: JsonField<String>? = null
            private var description: JsonField<String>? = null
            private var routingNumber: JsonField<String>? = null
            private var accountHolder: JsonField<AccountHolder> = JsonMissing.of()
            private var funding: JsonField<Funding> = JsonMissing.of()
            private var additionalProperties: MutableMap<String, JsonValue> = mutableMapOf()

            @JvmSynthetic
            internal fun from(body: Body) = apply {
                accountNumber = body.accountNumber
                description = body.description
                routingNumber = body.routingNumber
                accountHolder = body.accountHolder
                funding = body.funding
                additionalProperties = body.additionalProperties.toMutableMap()
            }

            /** The account number for the destination account. */
            fun accountNumber(accountNumber: String) = accountNumber(JsonField.of(accountNumber))

            /**
             * Sets [Builder.accountNumber] to an arbitrary JSON value.
             *
             * You should usually call [Builder.accountNumber] with a well-typed [String] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun accountNumber(accountNumber: JsonField<String>) = apply {
                this.accountNumber = accountNumber
            }

            /** The name you choose for the Account. */
            fun description(description: String) = description(JsonField.of(description))

            /**
             * Sets [Builder.description] to an arbitrary JSON value.
             *
             * You should usually call [Builder.description] with a well-typed [String] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun description(description: JsonField<String>) = apply {
                this.description = description
            }

            /**
             * The American Bankers' Association (ABA) Routing Transit Number (RTN) for the
             * destination account.
             */
            fun routingNumber(routingNumber: String) = routingNumber(JsonField.of(routingNumber))

            /**
             * Sets [Builder.routingNumber] to an arbitrary JSON value.
             *
             * You should usually call [Builder.routingNumber] with a well-typed [String] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun routingNumber(routingNumber: JsonField<String>) = apply {
                this.routingNumber = routingNumber
            }

            /** The type of entity that owns the External Account. */
            fun accountHolder(accountHolder: AccountHolder) =
                accountHolder(JsonField.of(accountHolder))

            /**
             * Sets [Builder.accountHolder] to an arbitrary JSON value.
             *
             * You should usually call [Builder.accountHolder] with a well-typed [AccountHolder]
             * value instead. This method is primarily for setting the field to an undocumented or
             * not yet supported value.
             */
            fun accountHolder(accountHolder: JsonField<AccountHolder>) = apply {
                this.accountHolder = accountHolder
            }

            /** The type of the destination account. Defaults to `checking`. */
            fun funding(funding: Funding) = funding(JsonField.of(funding))

            /**
             * Sets [Builder.funding] to an arbitrary JSON value.
             *
             * You should usually call [Builder.funding] with a well-typed [Funding] value instead.
             * This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun funding(funding: JsonField<Funding>) = apply { this.funding = funding }

            fun additionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.clear()
                putAllAdditionalProperties(additionalProperties)
            }

            fun putAdditionalProperty(key: String, value: JsonValue) = apply {
                additionalProperties.put(key, value)
            }

            fun putAllAdditionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.putAll(additionalProperties)
            }

            fun removeAdditionalProperty(key: String) = apply { additionalProperties.remove(key) }

            fun removeAllAdditionalProperties(keys: Set<String>) = apply {
                keys.forEach(::removeAdditionalProperty)
            }

            /**
             * Returns an immutable instance of [Body].
             *
             * Further updates to this [Builder] will not mutate the returned instance.
             *
             * The following fields are required:
             * ```java
             * .accountNumber()
             * .description()
             * .routingNumber()
             * ```
             *
             * @throws IllegalStateException if any required field is unset.
             */
            fun build(): Body =
                Body(
                    checkRequired("accountNumber", accountNumber),
                    checkRequired("description", description),
                    checkRequired("routingNumber", routingNumber),
                    accountHolder,
                    funding,
                    additionalProperties.toMutableMap(),
                )
        }

        private var validated: Boolean = false

        /**
         * Validates that the types of all values in this object match their expected types
         * recursively.
         *
         * This method is _not_ forwards compatible with new types from the API for existing fields.
         *
         * @throws IncreaseInvalidDataException if any value type in this object doesn't match its
         *   expected type.
         */
        fun validate(): Body = apply {
            if (validated) {
                return@apply
            }

            accountNumber()
            description()
            routingNumber()
            accountHolder().ifPresent { it.validate() }
            funding().ifPresent { it.validate() }
            validated = true
        }

        fun isValid(): Boolean =
            try {
                validate()
                true
            } catch (e: IncreaseInvalidDataException) {
                false
            }

        /**
         * Returns a score indicating how many valid values are contained in this object
         * recursively.
         *
         * Used for best match union deserialization.
         */
        @JvmSynthetic
        internal fun validity(): Int =
            (if (accountNumber.asKnown().isPresent) 1 else 0) +
                (if (description.asKnown().isPresent) 1 else 0) +
                (if (routingNumber.asKnown().isPresent) 1 else 0) +
                (accountHolder.asKnown().getOrNull()?.validity() ?: 0) +
                (funding.asKnown().getOrNull()?.validity() ?: 0)

        override fun equals(other: Any?): Boolean {
            if (this === other) {
                return true
            }

            return other is Body &&
                accountNumber == other.accountNumber &&
                description == other.description &&
                routingNumber == other.routingNumber &&
                accountHolder == other.accountHolder &&
                funding == other.funding &&
                additionalProperties == other.additionalProperties
        }

        private val hashCode: Int by lazy {
            Objects.hash(
                accountNumber,
                description,
                routingNumber,
                accountHolder,
                funding,
                additionalProperties,
            )
        }

        override fun hashCode(): Int = hashCode

        override fun toString() =
            "Body{accountNumber=$accountNumber, description=$description, routingNumber=$routingNumber, accountHolder=$accountHolder, funding=$funding, additionalProperties=$additionalProperties}"
    }

    /** The type of entity that owns the External Account. */
    class AccountHolder @JsonCreator private constructor(private val value: JsonField<String>) :
        Enum {

        /**
         * Returns this class instance's raw value.
         *
         * This is usually only useful if this instance was deserialized from data that doesn't
         * match any known member, and you want to know that value. For example, if the SDK is on an
         * older version than the API, then the API may respond with new members that the SDK is
         * unaware of.
         */
        @com.fasterxml.jackson.annotation.JsonValue fun _value(): JsonField<String> = value

        companion object {

            /** The External Account is owned by a business. */
            @JvmField val BUSINESS = of("business")

            /** The External Account is owned by an individual. */
            @JvmField val INDIVIDUAL = of("individual")

            /** It's unknown what kind of entity owns the External Account. */
            @JvmField val UNKNOWN = of("unknown")

            @JvmStatic fun of(value: String) = AccountHolder(JsonField.of(value))
        }

        /** An enum containing [AccountHolder]'s known values. */
        enum class Known {
            /** The External Account is owned by a business. */
            BUSINESS,
            /** The External Account is owned by an individual. */
            INDIVIDUAL,
            /** It's unknown what kind of entity owns the External Account. */
            UNKNOWN,
        }

        /**
         * An enum containing [AccountHolder]'s known values, as well as an [_UNKNOWN] member.
         *
         * An instance of [AccountHolder] can contain an unknown value in a couple of cases:
         * - It was deserialized from data that doesn't match any known member. For example, if the
         *   SDK is on an older version than the API, then the API may respond with new members that
         *   the SDK is unaware of.
         * - It was constructed with an arbitrary value using the [of] method.
         */
        enum class Value {
            /** The External Account is owned by a business. */
            BUSINESS,
            /** The External Account is owned by an individual. */
            INDIVIDUAL,
            /** It's unknown what kind of entity owns the External Account. */
            UNKNOWN,
            /**
             * An enum member indicating that [AccountHolder] was instantiated with an unknown
             * value.
             */
            _UNKNOWN,
        }

        /**
         * Returns an enum member corresponding to this class instance's value, or [Value._UNKNOWN]
         * if the class was instantiated with an unknown value.
         *
         * Use the [known] method instead if you're certain the value is always known or if you want
         * to throw for the unknown case.
         */
        fun value(): Value =
            when (this) {
                BUSINESS -> Value.BUSINESS
                INDIVIDUAL -> Value.INDIVIDUAL
                UNKNOWN -> Value.UNKNOWN
                else -> Value._UNKNOWN
            }

        /**
         * Returns an enum member corresponding to this class instance's value.
         *
         * Use the [value] method instead if you're uncertain the value is always known and don't
         * want to throw for the unknown case.
         *
         * @throws IncreaseInvalidDataException if this class instance's value is a not a known
         *   member.
         */
        fun known(): Known =
            when (this) {
                BUSINESS -> Known.BUSINESS
                INDIVIDUAL -> Known.INDIVIDUAL
                UNKNOWN -> Known.UNKNOWN
                else -> throw IncreaseInvalidDataException("Unknown AccountHolder: $value")
            }

        /**
         * Returns this class instance's primitive wire representation.
         *
         * This differs from the [toString] method because that method is primarily for debugging
         * and generally doesn't throw.
         *
         * @throws IncreaseInvalidDataException if this class instance's value does not have the
         *   expected primitive type.
         */
        fun asString(): String =
            _value().asString().orElseThrow {
                IncreaseInvalidDataException("Value is not a String")
            }

        private var validated: Boolean = false

        /**
         * Validates that the types of all values in this object match their expected types
         * recursively.
         *
         * This method is _not_ forwards compatible with new types from the API for existing fields.
         *
         * @throws IncreaseInvalidDataException if any value type in this object doesn't match its
         *   expected type.
         */
        fun validate(): AccountHolder = apply {
            if (validated) {
                return@apply
            }

            known()
            validated = true
        }

        fun isValid(): Boolean =
            try {
                validate()
                true
            } catch (e: IncreaseInvalidDataException) {
                false
            }

        /**
         * Returns a score indicating how many valid values are contained in this object
         * recursively.
         *
         * Used for best match union deserialization.
         */
        @JvmSynthetic internal fun validity(): Int = if (value() == Value._UNKNOWN) 0 else 1

        override fun equals(other: Any?): Boolean {
            if (this === other) {
                return true
            }

            return other is AccountHolder && value == other.value
        }

        override fun hashCode() = value.hashCode()

        override fun toString() = value.toString()
    }

    /** The type of the destination account. Defaults to `checking`. */
    class Funding @JsonCreator private constructor(private val value: JsonField<String>) : Enum {

        /**
         * Returns this class instance's raw value.
         *
         * This is usually only useful if this instance was deserialized from data that doesn't
         * match any known member, and you want to know that value. For example, if the SDK is on an
         * older version than the API, then the API may respond with new members that the SDK is
         * unaware of.
         */
        @com.fasterxml.jackson.annotation.JsonValue fun _value(): JsonField<String> = value

        companion object {

            /** A checking account. */
            @JvmField val CHECKING = of("checking")

            /** A savings account. */
            @JvmField val SAVINGS = of("savings")

            /** A general ledger account. */
            @JvmField val GENERAL_LEDGER = of("general_ledger")

            /** A different type of account. */
            @JvmField val OTHER = of("other")

            @JvmStatic fun of(value: String) = Funding(JsonField.of(value))
        }

        /** An enum containing [Funding]'s known values. */
        enum class Known {
            /** A checking account. */
            CHECKING,
            /** A savings account. */
            SAVINGS,
            /** A general ledger account. */
            GENERAL_LEDGER,
            /** A different type of account. */
            OTHER,
        }

        /**
         * An enum containing [Funding]'s known values, as well as an [_UNKNOWN] member.
         *
         * An instance of [Funding] can contain an unknown value in a couple of cases:
         * - It was deserialized from data that doesn't match any known member. For example, if the
         *   SDK is on an older version than the API, then the API may respond with new members that
         *   the SDK is unaware of.
         * - It was constructed with an arbitrary value using the [of] method.
         */
        enum class Value {
            /** A checking account. */
            CHECKING,
            /** A savings account. */
            SAVINGS,
            /** A general ledger account. */
            GENERAL_LEDGER,
            /** A different type of account. */
            OTHER,
            /** An enum member indicating that [Funding] was instantiated with an unknown value. */
            _UNKNOWN,
        }

        /**
         * Returns an enum member corresponding to this class instance's value, or [Value._UNKNOWN]
         * if the class was instantiated with an unknown value.
         *
         * Use the [known] method instead if you're certain the value is always known or if you want
         * to throw for the unknown case.
         */
        fun value(): Value =
            when (this) {
                CHECKING -> Value.CHECKING
                SAVINGS -> Value.SAVINGS
                GENERAL_LEDGER -> Value.GENERAL_LEDGER
                OTHER -> Value.OTHER
                else -> Value._UNKNOWN
            }

        /**
         * Returns an enum member corresponding to this class instance's value.
         *
         * Use the [value] method instead if you're uncertain the value is always known and don't
         * want to throw for the unknown case.
         *
         * @throws IncreaseInvalidDataException if this class instance's value is a not a known
         *   member.
         */
        fun known(): Known =
            when (this) {
                CHECKING -> Known.CHECKING
                SAVINGS -> Known.SAVINGS
                GENERAL_LEDGER -> Known.GENERAL_LEDGER
                OTHER -> Known.OTHER
                else -> throw IncreaseInvalidDataException("Unknown Funding: $value")
            }

        /**
         * Returns this class instance's primitive wire representation.
         *
         * This differs from the [toString] method because that method is primarily for debugging
         * and generally doesn't throw.
         *
         * @throws IncreaseInvalidDataException if this class instance's value does not have the
         *   expected primitive type.
         */
        fun asString(): String =
            _value().asString().orElseThrow {
                IncreaseInvalidDataException("Value is not a String")
            }

        private var validated: Boolean = false

        /**
         * Validates that the types of all values in this object match their expected types
         * recursively.
         *
         * This method is _not_ forwards compatible with new types from the API for existing fields.
         *
         * @throws IncreaseInvalidDataException if any value type in this object doesn't match its
         *   expected type.
         */
        fun validate(): Funding = apply {
            if (validated) {
                return@apply
            }

            known()
            validated = true
        }

        fun isValid(): Boolean =
            try {
                validate()
                true
            } catch (e: IncreaseInvalidDataException) {
                false
            }

        /**
         * Returns a score indicating how many valid values are contained in this object
         * recursively.
         *
         * Used for best match union deserialization.
         */
        @JvmSynthetic internal fun validity(): Int = if (value() == Value._UNKNOWN) 0 else 1

        override fun equals(other: Any?): Boolean {
            if (this === other) {
                return true
            }

            return other is Funding && value == other.value
        }

        override fun hashCode() = value.hashCode()

        override fun toString() = value.toString()
    }

    override fun equals(other: Any?): Boolean {
        if (this === other) {
            return true
        }

        return other is ExternalAccountCreateParams &&
            body == other.body &&
            additionalHeaders == other.additionalHeaders &&
            additionalQueryParams == other.additionalQueryParams
    }

    override fun hashCode(): Int = Objects.hash(body, additionalHeaders, additionalQueryParams)

    override fun toString() =
        "ExternalAccountCreateParams{body=$body, additionalHeaders=$additionalHeaders, additionalQueryParams=$additionalQueryParams}"
}
