/**
 * This code was AUTOGENERATED using the kinobi library.
 * Please DO NOT EDIT THIS FILE, instead use visitors
 * to add features, then rerun kinobi to update it.
 *
 * @see https://github.com/kinobi-so/kinobi
 */

import {
  Context,
  Pda,
  PublicKey,
  Signer,
  TransactionBuilder,
  transactionBuilder,
} from '@metaplex-foundation/umi';
import {
  Serializer,
  bytes,
  mapSerializer,
  struct,
  u32,
  u64,
} from '@metaplex-foundation/umi/serializers';
import {
  ResolvedAccount,
  ResolvedAccountsWithIndices,
  getAccountMetasAndSigners,
} from '../shared';
import { Packet, PacketArgs, getPacketSerializer } from '../types';

// Accounts.
export type SendInstructionAccounts = {
  /** The message lib authority of the endpoint */
  endpoint: Signer;
  /** receive the native fee */
  messageLib: PublicKey | Pda;
  /** pay for the native fee */
  payer?: Signer;
  /** for native fee transfer */
  systemProgram?: PublicKey | Pda;
};

// Data.
export type SendInstructionData = {
  discriminator: Uint8Array;
  packet: Packet;
  options: Uint8Array;
  nativeFee: bigint;
};

export type SendInstructionDataArgs = {
  packet: PacketArgs;
  options: Uint8Array;
  nativeFee: number | bigint;
};

export function getSendInstructionDataSerializer(): Serializer<
  SendInstructionDataArgs,
  SendInstructionData
> {
  return mapSerializer<SendInstructionDataArgs, any, SendInstructionData>(
    struct<SendInstructionData>(
      [
        ['discriminator', bytes({ size: 8 })],
        ['packet', getPacketSerializer()],
        ['options', bytes({ size: u32() })],
        ['nativeFee', u64()],
      ],
      { description: 'SendInstructionData' }
    ),
    (value) => ({
      ...value,
      discriminator: new Uint8Array([102, 251, 20, 187, 65, 75, 12, 69]),
    })
  ) as Serializer<SendInstructionDataArgs, SendInstructionData>;
}

// Args.
export type SendInstructionArgs = SendInstructionDataArgs;

// Instruction.
export function send(
  context: Pick<Context, 'payer' | 'programs'>,
  input: SendInstructionAccounts & SendInstructionArgs
): TransactionBuilder {
  // Program ID.
  const programId = context.programs.getPublicKey(
    'simpleMessagelib',
    '6GsmxMTHAAiFKfemuM4zBjumTjNSX5CAiw4xSSXM2Toy'
  );

  // Accounts.
  const resolvedAccounts = {
    endpoint: {
      index: 0,
      isWritable: false as boolean,
      value: input.endpoint ?? null,
    },
    messageLib: {
      index: 1,
      isWritable: true as boolean,
      value: input.messageLib ?? null,
    },
    payer: {
      index: 2,
      isWritable: true as boolean,
      value: input.payer ?? null,
    },
    systemProgram: {
      index: 3,
      isWritable: false as boolean,
      value: input.systemProgram ?? null,
    },
  } satisfies ResolvedAccountsWithIndices;

  // Arguments.
  const resolvedArgs: SendInstructionArgs = { ...input };

  // Default values.
  if (!resolvedAccounts.payer.value) {
    resolvedAccounts.payer.value = context.payer;
  }
  if (!resolvedAccounts.systemProgram.value) {
    resolvedAccounts.systemProgram.value = context.programs.getPublicKey(
      'splSystem',
      '11111111111111111111111111111111'
    );
    resolvedAccounts.systemProgram.isWritable = false;
  }

  // Accounts in order.
  const orderedAccounts: ResolvedAccount[] = Object.values(
    resolvedAccounts
  ).sort((a, b) => a.index - b.index);

  // Keys and Signers.
  const [keys, signers] = getAccountMetasAndSigners(
    orderedAccounts,
    'programId',
    programId
  );

  // Data.
  const data = getSendInstructionDataSerializer().serialize(
    resolvedArgs as SendInstructionDataArgs
  );

  // Bytes Created On Chain.
  const bytesCreatedOnChain = 0;

  return transactionBuilder([
    { instruction: { keys, programId, data }, signers, bytesCreatedOnChain },
  ]);
}