/**
 * # Account Pending Airdrop.
 * A single pending airdrop awaiting claim by the recipient.
 *
 * ### Keywords
 * The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
 * "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
 * document are to be interpreted as described in
 * [RFC2119](https://www.ietf.org/rfc/rfc2119) and clarified in
 * [RFC8174](https://www.ietf.org/rfc/rfc8174).
 */
syntax = "proto3";

package proto;

// SPDX-License-Identifier: Apache-2.0
import "services_basic_types.proto";

option java_package = "com.hederahashgraph.api.proto.java";
// <<<pbj.java_package = "com.hedera.hapi.node.state.token">>> This comment is special code for setting PBJ Compiler java package
option java_multiple_files = true;


/**
 * A node within a doubly linked list of pending airdrop references.<br/>
 * This internal state message forms the entries in a doubly-linked list
 * of references to pending airdrop entries that are "owed" by a particular
 * account as "sender".
 *
 * Each entry in this list MUST refer to an existing pending airdrop.<br/>
 * The pending airdrop MUST NOT be claimed.<br/>
 * The pending airdrop MUST NOT be canceled.<br/>
 * The pending airdrop `sender` account's `head_pending_airdrop_id` field
 * MUST match the `pending_airdrop_id` field in this message.
 */
message AccountPendingAirdrop {
    /**
     * An amount of fungible tokens to be sent for this pending airdrop.
     * <p>
     * This field SHALL NOT be set for non-fungible/unique tokens.
     */
    PendingAirdropValue pending_airdrop_value = 1;

    /**
     * A pending airdrop identifier.
     * <p>
     * This field SHALL identify the specific pending airdrop that
     * precedes this position within the doubly linked list of pending
     * airdrops "owed" by the sending account associated with this
     * account airdrop "list".<br/>
     * This SHALL match `pending_airdrop_id` if this is the only entry
     * in the "list".
     */
    PendingAirdropId previous_airdrop = 2;

    /**
     * A pending airdrop identifier.<br/>
     * <p>
     * This field SHALL identify the specific pending airdrop that
     * follows this position within the doubly linked list of pending
     * airdrops "owed" by the sending account associated with this
     * account airdrop "list".<br/>
     * This SHALL match `pending_airdrop_id` if this is the only entry
     * in the "list".
     */
    PendingAirdropId next_airdrop = 3;
}