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

import {
  combineCodec,
  fixDecoderSize,
  fixEncoderSize,
  getBooleanDecoder,
  getBooleanEncoder,
  getBytesDecoder,
  getBytesEncoder,
  getOptionDecoder,
  getOptionEncoder,
  getStructDecoder,
  getStructEncoder,
  getU64Decoder,
  getU64Encoder,
  transformEncoder,
  type AccountMeta,
  type AccountSignerMeta,
  type Address,
  type Codec,
  type Decoder,
  type Encoder,
  type Instruction,
  type InstructionWithAccounts,
  type InstructionWithData,
  type Option,
  type OptionOrNullable,
  type ReadonlyAccount,
  type ReadonlyUint8Array,
  type TransactionSigner,
  type WritableAccount,
  type WritableSignerAccount,
} from "@solana/kit";
import { PERPETUALS_PROGRAM_ADDRESS } from "../programs";
import { getAccountMetaFactory, type ResolvedAccount } from "../shared";
import {
  getRequestTypeDecoder,
  getRequestTypeEncoder,
  getSideDecoder,
  getSideEncoder,
  type RequestType,
  type RequestTypeArgs,
  type Side,
  type SideArgs,
} from "../types";

export const CREATE_INCREASE_POSITION_REQUEST_DISCRIMINATOR = new Uint8Array([
  8, 160, 201, 226, 217, 74, 228, 137,
]);

export function getCreateIncreasePositionRequestDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(
    CREATE_INCREASE_POSITION_REQUEST_DISCRIMINATOR,
  );
}

export type CreateIncreasePositionRequestInstruction<
  TProgram extends string = typeof PERPETUALS_PROGRAM_ADDRESS,
  TAccountOwner extends string | AccountMeta<string> = string,
  TAccountFundingAccount extends string | AccountMeta<string> = string,
  TAccountPerpetuals extends string | AccountMeta<string> = string,
  TAccountPool extends string | AccountMeta<string> = string,
  TAccountPosition extends string | AccountMeta<string> = string,
  TAccountPositionRequest extends string | AccountMeta<string> = string,
  TAccountPositionRequestAta extends string | AccountMeta<string> = string,
  TAccountCustody extends string | AccountMeta<string> = string,
  TAccountCustodyOracleAccount extends string | AccountMeta<string> = string,
  TAccountCollateralCustody extends string | AccountMeta<string> = string,
  TAccountInputMint extends string | AccountMeta<string> = string,
  TAccountReferral extends string | AccountMeta<string> = string,
  TAccountTokenProgram extends string | AccountMeta<string> =
    "TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA",
  TAccountAssociatedTokenProgram extends string | AccountMeta<string> = string,
  TAccountSystemProgram extends string | AccountMeta<string> =
    "11111111111111111111111111111111",
  TAccountEventAuthority extends string | AccountMeta<string> = string,
  TAccountProgram extends string | AccountMeta<string> = string,
  TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
  InstructionWithData<ReadonlyUint8Array> &
  InstructionWithAccounts<
    [
      TAccountOwner extends string
        ? WritableSignerAccount<TAccountOwner> &
            AccountSignerMeta<TAccountOwner>
        : TAccountOwner,
      TAccountFundingAccount extends string
        ? WritableAccount<TAccountFundingAccount>
        : TAccountFundingAccount,
      TAccountPerpetuals extends string
        ? ReadonlyAccount<TAccountPerpetuals>
        : TAccountPerpetuals,
      TAccountPool extends string
        ? ReadonlyAccount<TAccountPool>
        : TAccountPool,
      TAccountPosition extends string
        ? WritableAccount<TAccountPosition>
        : TAccountPosition,
      TAccountPositionRequest extends string
        ? WritableAccount<TAccountPositionRequest>
        : TAccountPositionRequest,
      TAccountPositionRequestAta extends string
        ? WritableAccount<TAccountPositionRequestAta>
        : TAccountPositionRequestAta,
      TAccountCustody extends string
        ? ReadonlyAccount<TAccountCustody>
        : TAccountCustody,
      TAccountCustodyOracleAccount extends string
        ? ReadonlyAccount<TAccountCustodyOracleAccount>
        : TAccountCustodyOracleAccount,
      TAccountCollateralCustody extends string
        ? ReadonlyAccount<TAccountCollateralCustody>
        : TAccountCollateralCustody,
      TAccountInputMint extends string
        ? ReadonlyAccount<TAccountInputMint>
        : TAccountInputMint,
      TAccountReferral extends string
        ? ReadonlyAccount<TAccountReferral>
        : TAccountReferral,
      TAccountTokenProgram extends string
        ? ReadonlyAccount<TAccountTokenProgram>
        : TAccountTokenProgram,
      TAccountAssociatedTokenProgram extends string
        ? ReadonlyAccount<TAccountAssociatedTokenProgram>
        : TAccountAssociatedTokenProgram,
      TAccountSystemProgram extends string
        ? ReadonlyAccount<TAccountSystemProgram>
        : TAccountSystemProgram,
      TAccountEventAuthority extends string
        ? ReadonlyAccount<TAccountEventAuthority>
        : TAccountEventAuthority,
      TAccountProgram extends string
        ? ReadonlyAccount<TAccountProgram>
        : TAccountProgram,
      ...TRemainingAccounts,
    ]
  >;

export type CreateIncreasePositionRequestInstructionData = {
  discriminator: ReadonlyUint8Array;
  sizeUsdDelta: bigint;
  collateralTokenDelta: bigint;
  side: Side;
  requestType: RequestType;
  priceSlippage: Option<bigint>;
  jupiterMinimumOut: Option<bigint>;
  triggerPrice: Option<bigint>;
  triggerAboveThreshold: Option<boolean>;
  counter: bigint;
};

export type CreateIncreasePositionRequestInstructionDataArgs = {
  sizeUsdDelta: number | bigint;
  collateralTokenDelta: number | bigint;
  side: SideArgs;
  requestType: RequestTypeArgs;
  priceSlippage: OptionOrNullable<number | bigint>;
  jupiterMinimumOut: OptionOrNullable<number | bigint>;
  triggerPrice: OptionOrNullable<number | bigint>;
  triggerAboveThreshold: OptionOrNullable<boolean>;
  counter: number | bigint;
};

export function getCreateIncreasePositionRequestInstructionDataEncoder(): Encoder<CreateIncreasePositionRequestInstructionDataArgs> {
  return transformEncoder(
    getStructEncoder([
      ["discriminator", fixEncoderSize(getBytesEncoder(), 8)],
      ["sizeUsdDelta", getU64Encoder()],
      ["collateralTokenDelta", getU64Encoder()],
      ["side", getSideEncoder()],
      ["requestType", getRequestTypeEncoder()],
      ["priceSlippage", getOptionEncoder(getU64Encoder())],
      ["jupiterMinimumOut", getOptionEncoder(getU64Encoder())],
      ["triggerPrice", getOptionEncoder(getU64Encoder())],
      ["triggerAboveThreshold", getOptionEncoder(getBooleanEncoder())],
      ["counter", getU64Encoder()],
    ]),
    (value) => ({
      ...value,
      discriminator: CREATE_INCREASE_POSITION_REQUEST_DISCRIMINATOR,
    }),
  );
}

export function getCreateIncreasePositionRequestInstructionDataDecoder(): Decoder<CreateIncreasePositionRequestInstructionData> {
  return getStructDecoder([
    ["discriminator", fixDecoderSize(getBytesDecoder(), 8)],
    ["sizeUsdDelta", getU64Decoder()],
    ["collateralTokenDelta", getU64Decoder()],
    ["side", getSideDecoder()],
    ["requestType", getRequestTypeDecoder()],
    ["priceSlippage", getOptionDecoder(getU64Decoder())],
    ["jupiterMinimumOut", getOptionDecoder(getU64Decoder())],
    ["triggerPrice", getOptionDecoder(getU64Decoder())],
    ["triggerAboveThreshold", getOptionDecoder(getBooleanDecoder())],
    ["counter", getU64Decoder()],
  ]);
}

export function getCreateIncreasePositionRequestInstructionDataCodec(): Codec<
  CreateIncreasePositionRequestInstructionDataArgs,
  CreateIncreasePositionRequestInstructionData
> {
  return combineCodec(
    getCreateIncreasePositionRequestInstructionDataEncoder(),
    getCreateIncreasePositionRequestInstructionDataDecoder(),
  );
}

export type CreateIncreasePositionRequestInput<
  TAccountOwner extends string = string,
  TAccountFundingAccount extends string = string,
  TAccountPerpetuals extends string = string,
  TAccountPool extends string = string,
  TAccountPosition extends string = string,
  TAccountPositionRequest extends string = string,
  TAccountPositionRequestAta extends string = string,
  TAccountCustody extends string = string,
  TAccountCustodyOracleAccount extends string = string,
  TAccountCollateralCustody extends string = string,
  TAccountInputMint extends string = string,
  TAccountReferral extends string = string,
  TAccountTokenProgram extends string = string,
  TAccountAssociatedTokenProgram extends string = string,
  TAccountSystemProgram extends string = string,
  TAccountEventAuthority extends string = string,
  TAccountProgram extends string = string,
> = {
  owner: TransactionSigner<TAccountOwner>;
  fundingAccount: Address<TAccountFundingAccount>;
  perpetuals: Address<TAccountPerpetuals>;
  pool: Address<TAccountPool>;
  position: Address<TAccountPosition>;
  positionRequest: Address<TAccountPositionRequest>;
  positionRequestAta: Address<TAccountPositionRequestAta>;
  custody: Address<TAccountCustody>;
  custodyOracleAccount: Address<TAccountCustodyOracleAccount>;
  collateralCustody: Address<TAccountCollateralCustody>;
  inputMint: Address<TAccountInputMint>;
  referral?: Address<TAccountReferral>;
  tokenProgram?: Address<TAccountTokenProgram>;
  associatedTokenProgram: Address<TAccountAssociatedTokenProgram>;
  systemProgram?: Address<TAccountSystemProgram>;
  eventAuthority: Address<TAccountEventAuthority>;
  program: Address<TAccountProgram>;
  sizeUsdDelta: CreateIncreasePositionRequestInstructionDataArgs["sizeUsdDelta"];
  collateralTokenDelta: CreateIncreasePositionRequestInstructionDataArgs["collateralTokenDelta"];
  side: CreateIncreasePositionRequestInstructionDataArgs["side"];
  requestType: CreateIncreasePositionRequestInstructionDataArgs["requestType"];
  priceSlippage: CreateIncreasePositionRequestInstructionDataArgs["priceSlippage"];
  jupiterMinimumOut: CreateIncreasePositionRequestInstructionDataArgs["jupiterMinimumOut"];
  triggerPrice: CreateIncreasePositionRequestInstructionDataArgs["triggerPrice"];
  triggerAboveThreshold: CreateIncreasePositionRequestInstructionDataArgs["triggerAboveThreshold"];
  counter: CreateIncreasePositionRequestInstructionDataArgs["counter"];
};

export function getCreateIncreasePositionRequestInstruction<
  TAccountOwner extends string,
  TAccountFundingAccount extends string,
  TAccountPerpetuals extends string,
  TAccountPool extends string,
  TAccountPosition extends string,
  TAccountPositionRequest extends string,
  TAccountPositionRequestAta extends string,
  TAccountCustody extends string,
  TAccountCustodyOracleAccount extends string,
  TAccountCollateralCustody extends string,
  TAccountInputMint extends string,
  TAccountReferral extends string,
  TAccountTokenProgram extends string,
  TAccountAssociatedTokenProgram extends string,
  TAccountSystemProgram extends string,
  TAccountEventAuthority extends string,
  TAccountProgram extends string,
  TProgramAddress extends Address = typeof PERPETUALS_PROGRAM_ADDRESS,
>(
  input: CreateIncreasePositionRequestInput<
    TAccountOwner,
    TAccountFundingAccount,
    TAccountPerpetuals,
    TAccountPool,
    TAccountPosition,
    TAccountPositionRequest,
    TAccountPositionRequestAta,
    TAccountCustody,
    TAccountCustodyOracleAccount,
    TAccountCollateralCustody,
    TAccountInputMint,
    TAccountReferral,
    TAccountTokenProgram,
    TAccountAssociatedTokenProgram,
    TAccountSystemProgram,
    TAccountEventAuthority,
    TAccountProgram
  >,
  config?: { programAddress?: TProgramAddress },
): CreateIncreasePositionRequestInstruction<
  TProgramAddress,
  TAccountOwner,
  TAccountFundingAccount,
  TAccountPerpetuals,
  TAccountPool,
  TAccountPosition,
  TAccountPositionRequest,
  TAccountPositionRequestAta,
  TAccountCustody,
  TAccountCustodyOracleAccount,
  TAccountCollateralCustody,
  TAccountInputMint,
  TAccountReferral,
  TAccountTokenProgram,
  TAccountAssociatedTokenProgram,
  TAccountSystemProgram,
  TAccountEventAuthority,
  TAccountProgram
> {
  // Program address.
  const programAddress = config?.programAddress ?? PERPETUALS_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    owner: { value: input.owner ?? null, isWritable: true },
    fundingAccount: { value: input.fundingAccount ?? null, isWritable: true },
    perpetuals: { value: input.perpetuals ?? null, isWritable: false },
    pool: { value: input.pool ?? null, isWritable: false },
    position: { value: input.position ?? null, isWritable: true },
    positionRequest: { value: input.positionRequest ?? null, isWritable: true },
    positionRequestAta: {
      value: input.positionRequestAta ?? null,
      isWritable: true,
    },
    custody: { value: input.custody ?? null, isWritable: false },
    custodyOracleAccount: {
      value: input.custodyOracleAccount ?? null,
      isWritable: false,
    },
    collateralCustody: {
      value: input.collateralCustody ?? null,
      isWritable: false,
    },
    inputMint: { value: input.inputMint ?? null, isWritable: false },
    referral: { value: input.referral ?? null, isWritable: false },
    tokenProgram: { value: input.tokenProgram ?? null, isWritable: false },
    associatedTokenProgram: {
      value: input.associatedTokenProgram ?? null,
      isWritable: false,
    },
    systemProgram: { value: input.systemProgram ?? null, isWritable: false },
    eventAuthority: { value: input.eventAuthority ?? null, isWritable: false },
    program: { value: input.program ?? null, isWritable: false },
  };
  const accounts = originalAccounts as Record<
    keyof typeof originalAccounts,
    ResolvedAccount
  >;

  // Original args.
  const args = { ...input };

  // Resolve default values.
  if (!accounts.tokenProgram.value) {
    accounts.tokenProgram.value =
      "TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA" as Address<"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA">;
  }
  if (!accounts.systemProgram.value) {
    accounts.systemProgram.value =
      "11111111111111111111111111111111" as Address<"11111111111111111111111111111111">;
  }

  const getAccountMeta = getAccountMetaFactory(programAddress, "programId");
  return Object.freeze({
    accounts: [
      getAccountMeta(accounts.owner),
      getAccountMeta(accounts.fundingAccount),
      getAccountMeta(accounts.perpetuals),
      getAccountMeta(accounts.pool),
      getAccountMeta(accounts.position),
      getAccountMeta(accounts.positionRequest),
      getAccountMeta(accounts.positionRequestAta),
      getAccountMeta(accounts.custody),
      getAccountMeta(accounts.custodyOracleAccount),
      getAccountMeta(accounts.collateralCustody),
      getAccountMeta(accounts.inputMint),
      getAccountMeta(accounts.referral),
      getAccountMeta(accounts.tokenProgram),
      getAccountMeta(accounts.associatedTokenProgram),
      getAccountMeta(accounts.systemProgram),
      getAccountMeta(accounts.eventAuthority),
      getAccountMeta(accounts.program),
    ],
    data: getCreateIncreasePositionRequestInstructionDataEncoder().encode(
      args as CreateIncreasePositionRequestInstructionDataArgs,
    ),
    programAddress,
  } as CreateIncreasePositionRequestInstruction<
    TProgramAddress,
    TAccountOwner,
    TAccountFundingAccount,
    TAccountPerpetuals,
    TAccountPool,
    TAccountPosition,
    TAccountPositionRequest,
    TAccountPositionRequestAta,
    TAccountCustody,
    TAccountCustodyOracleAccount,
    TAccountCollateralCustody,
    TAccountInputMint,
    TAccountReferral,
    TAccountTokenProgram,
    TAccountAssociatedTokenProgram,
    TAccountSystemProgram,
    TAccountEventAuthority,
    TAccountProgram
  >);
}

export type ParsedCreateIncreasePositionRequestInstruction<
  TProgram extends string = typeof PERPETUALS_PROGRAM_ADDRESS,
  TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    owner: TAccountMetas[0];
    fundingAccount: TAccountMetas[1];
    perpetuals: TAccountMetas[2];
    pool: TAccountMetas[3];
    position: TAccountMetas[4];
    positionRequest: TAccountMetas[5];
    positionRequestAta: TAccountMetas[6];
    custody: TAccountMetas[7];
    custodyOracleAccount: TAccountMetas[8];
    collateralCustody: TAccountMetas[9];
    inputMint: TAccountMetas[10];
    referral?: TAccountMetas[11] | undefined;
    tokenProgram: TAccountMetas[12];
    associatedTokenProgram: TAccountMetas[13];
    systemProgram: TAccountMetas[14];
    eventAuthority: TAccountMetas[15];
    program: TAccountMetas[16];
  };
  data: CreateIncreasePositionRequestInstructionData;
};

export function parseCreateIncreasePositionRequestInstruction<
  TProgram extends string,
  TAccountMetas extends readonly AccountMeta[],
>(
  instruction: Instruction<TProgram> &
    InstructionWithAccounts<TAccountMetas> &
    InstructionWithData<ReadonlyUint8Array>,
): ParsedCreateIncreasePositionRequestInstruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 17) {
    // TODO: Coded error.
    throw new Error("Not enough accounts");
  }
  let accountIndex = 0;
  const getNextAccount = () => {
    const accountMeta = (instruction.accounts as TAccountMetas)[accountIndex]!;
    accountIndex += 1;
    return accountMeta;
  };
  const getNextOptionalAccount = () => {
    const accountMeta = getNextAccount();
    return accountMeta.address === PERPETUALS_PROGRAM_ADDRESS
      ? undefined
      : accountMeta;
  };
  return {
    programAddress: instruction.programAddress,
    accounts: {
      owner: getNextAccount(),
      fundingAccount: getNextAccount(),
      perpetuals: getNextAccount(),
      pool: getNextAccount(),
      position: getNextAccount(),
      positionRequest: getNextAccount(),
      positionRequestAta: getNextAccount(),
      custody: getNextAccount(),
      custodyOracleAccount: getNextAccount(),
      collateralCustody: getNextAccount(),
      inputMint: getNextAccount(),
      referral: getNextOptionalAccount(),
      tokenProgram: getNextAccount(),
      associatedTokenProgram: getNextAccount(),
      systemProgram: getNextAccount(),
      eventAuthority: getNextAccount(),
      program: getNextAccount(),
    },
    data: getCreateIncreasePositionRequestInstructionDataDecoder().decode(
      instruction.data,
    ),
  };
}