/**
 * 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 {
  addDecoderSizePrefix,
  addEncoderSizePrefix,
  combineCodec,
  fixDecoderSize,
  fixEncoderSize,
  getBytesDecoder,
  getBytesEncoder,
  getI64Decoder,
  getI64Encoder,
  getStructDecoder,
  getStructEncoder,
  getU32Decoder,
  getU32Encoder,
  getUtf8Decoder,
  getUtf8Encoder,
  transformEncoder,
  type AccountMeta,
  type AccountSignerMeta,
  type Address,
  type Codec,
  type Decoder,
  type Encoder,
  type Instruction,
  type InstructionWithAccounts,
  type InstructionWithData,
  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 {
  getFeesDecoder,
  getFeesEncoder,
  getLimitDecoder,
  getLimitEncoder,
  type Fees,
  type FeesArgs,
  type Limit,
  type LimitArgs,
} from "../types";

export const ADD_POOL_DISCRIMINATOR = new Uint8Array([
  115, 230, 212, 211, 175, 49, 39, 169,
]);

export function getAddPoolDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(ADD_POOL_DISCRIMINATOR);
}

export type AddPoolInstruction<
  TProgram extends string = typeof PERPETUALS_PROGRAM_ADDRESS,
  TAccountAdmin extends string | AccountMeta<string> = string,
  TAccountTransferAuthority extends string | AccountMeta<string> = string,
  TAccountPerpetuals extends string | AccountMeta<string> = string,
  TAccountPool extends string | AccountMeta<string> = string,
  TAccountLpTokenMint extends string | AccountMeta<string> = string,
  TAccountSystemProgram extends string | AccountMeta<string> =
    "11111111111111111111111111111111",
  TAccountTokenProgram extends string | AccountMeta<string> =
    "TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA",
  TAccountRent extends string | AccountMeta<string> =
    "SysvarRent111111111111111111111111111111111",
  TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
  InstructionWithData<ReadonlyUint8Array> &
  InstructionWithAccounts<
    [
      TAccountAdmin extends string
        ? WritableSignerAccount<TAccountAdmin> &
            AccountSignerMeta<TAccountAdmin>
        : TAccountAdmin,
      TAccountTransferAuthority extends string
        ? ReadonlyAccount<TAccountTransferAuthority>
        : TAccountTransferAuthority,
      TAccountPerpetuals extends string
        ? WritableAccount<TAccountPerpetuals>
        : TAccountPerpetuals,
      TAccountPool extends string
        ? WritableAccount<TAccountPool>
        : TAccountPool,
      TAccountLpTokenMint extends string
        ? WritableAccount<TAccountLpTokenMint>
        : TAccountLpTokenMint,
      TAccountSystemProgram extends string
        ? ReadonlyAccount<TAccountSystemProgram>
        : TAccountSystemProgram,
      TAccountTokenProgram extends string
        ? ReadonlyAccount<TAccountTokenProgram>
        : TAccountTokenProgram,
      TAccountRent extends string
        ? ReadonlyAccount<TAccountRent>
        : TAccountRent,
      ...TRemainingAccounts,
    ]
  >;

export type AddPoolInstructionData = {
  discriminator: ReadonlyUint8Array;
  name: string;
  limit: Limit;
  fees: Fees;
  maxRequestExecutionSec: bigint;
};

export type AddPoolInstructionDataArgs = {
  name: string;
  limit: LimitArgs;
  fees: FeesArgs;
  maxRequestExecutionSec: number | bigint;
};

export function getAddPoolInstructionDataEncoder(): Encoder<AddPoolInstructionDataArgs> {
  return transformEncoder(
    getStructEncoder([
      ["discriminator", fixEncoderSize(getBytesEncoder(), 8)],
      ["name", addEncoderSizePrefix(getUtf8Encoder(), getU32Encoder())],
      ["limit", getLimitEncoder()],
      ["fees", getFeesEncoder()],
      ["maxRequestExecutionSec", getI64Encoder()],
    ]),
    (value) => ({ ...value, discriminator: ADD_POOL_DISCRIMINATOR }),
  );
}

export function getAddPoolInstructionDataDecoder(): Decoder<AddPoolInstructionData> {
  return getStructDecoder([
    ["discriminator", fixDecoderSize(getBytesDecoder(), 8)],
    ["name", addDecoderSizePrefix(getUtf8Decoder(), getU32Decoder())],
    ["limit", getLimitDecoder()],
    ["fees", getFeesDecoder()],
    ["maxRequestExecutionSec", getI64Decoder()],
  ]);
}

export function getAddPoolInstructionDataCodec(): Codec<
  AddPoolInstructionDataArgs,
  AddPoolInstructionData
> {
  return combineCodec(
    getAddPoolInstructionDataEncoder(),
    getAddPoolInstructionDataDecoder(),
  );
}

export type AddPoolInput<
  TAccountAdmin extends string = string,
  TAccountTransferAuthority extends string = string,
  TAccountPerpetuals extends string = string,
  TAccountPool extends string = string,
  TAccountLpTokenMint extends string = string,
  TAccountSystemProgram extends string = string,
  TAccountTokenProgram extends string = string,
  TAccountRent extends string = string,
> = {
  admin: TransactionSigner<TAccountAdmin>;
  transferAuthority: Address<TAccountTransferAuthority>;
  perpetuals: Address<TAccountPerpetuals>;
  pool: Address<TAccountPool>;
  lpTokenMint: Address<TAccountLpTokenMint>;
  systemProgram?: Address<TAccountSystemProgram>;
  tokenProgram?: Address<TAccountTokenProgram>;
  rent?: Address<TAccountRent>;
  name: AddPoolInstructionDataArgs["name"];
  limit: AddPoolInstructionDataArgs["limit"];
  fees: AddPoolInstructionDataArgs["fees"];
  maxRequestExecutionSec: AddPoolInstructionDataArgs["maxRequestExecutionSec"];
};

export function getAddPoolInstruction<
  TAccountAdmin extends string,
  TAccountTransferAuthority extends string,
  TAccountPerpetuals extends string,
  TAccountPool extends string,
  TAccountLpTokenMint extends string,
  TAccountSystemProgram extends string,
  TAccountTokenProgram extends string,
  TAccountRent extends string,
  TProgramAddress extends Address = typeof PERPETUALS_PROGRAM_ADDRESS,
>(
  input: AddPoolInput<
    TAccountAdmin,
    TAccountTransferAuthority,
    TAccountPerpetuals,
    TAccountPool,
    TAccountLpTokenMint,
    TAccountSystemProgram,
    TAccountTokenProgram,
    TAccountRent
  >,
  config?: { programAddress?: TProgramAddress },
): AddPoolInstruction<
  TProgramAddress,
  TAccountAdmin,
  TAccountTransferAuthority,
  TAccountPerpetuals,
  TAccountPool,
  TAccountLpTokenMint,
  TAccountSystemProgram,
  TAccountTokenProgram,
  TAccountRent
> {
  // Program address.
  const programAddress = config?.programAddress ?? PERPETUALS_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    admin: { value: input.admin ?? null, isWritable: true },
    transferAuthority: {
      value: input.transferAuthority ?? null,
      isWritable: false,
    },
    perpetuals: { value: input.perpetuals ?? null, isWritable: true },
    pool: { value: input.pool ?? null, isWritable: true },
    lpTokenMint: { value: input.lpTokenMint ?? null, isWritable: true },
    systemProgram: { value: input.systemProgram ?? null, isWritable: false },
    tokenProgram: { value: input.tokenProgram ?? null, isWritable: false },
    rent: { value: input.rent ?? null, isWritable: false },
  };
  const accounts = originalAccounts as Record<
    keyof typeof originalAccounts,
    ResolvedAccount
  >;

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

  // Resolve default values.
  if (!accounts.systemProgram.value) {
    accounts.systemProgram.value =
      "11111111111111111111111111111111" as Address<"11111111111111111111111111111111">;
  }
  if (!accounts.tokenProgram.value) {
    accounts.tokenProgram.value =
      "TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA" as Address<"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA">;
  }
  if (!accounts.rent.value) {
    accounts.rent.value =
      "SysvarRent111111111111111111111111111111111" as Address<"SysvarRent111111111111111111111111111111111">;
  }

  const getAccountMeta = getAccountMetaFactory(programAddress, "programId");
  return Object.freeze({
    accounts: [
      getAccountMeta(accounts.admin),
      getAccountMeta(accounts.transferAuthority),
      getAccountMeta(accounts.perpetuals),
      getAccountMeta(accounts.pool),
      getAccountMeta(accounts.lpTokenMint),
      getAccountMeta(accounts.systemProgram),
      getAccountMeta(accounts.tokenProgram),
      getAccountMeta(accounts.rent),
    ],
    data: getAddPoolInstructionDataEncoder().encode(
      args as AddPoolInstructionDataArgs,
    ),
    programAddress,
  } as AddPoolInstruction<
    TProgramAddress,
    TAccountAdmin,
    TAccountTransferAuthority,
    TAccountPerpetuals,
    TAccountPool,
    TAccountLpTokenMint,
    TAccountSystemProgram,
    TAccountTokenProgram,
    TAccountRent
  >);
}

export type ParsedAddPoolInstruction<
  TProgram extends string = typeof PERPETUALS_PROGRAM_ADDRESS,
  TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    admin: TAccountMetas[0];
    transferAuthority: TAccountMetas[1];
    perpetuals: TAccountMetas[2];
    pool: TAccountMetas[3];
    lpTokenMint: TAccountMetas[4];
    systemProgram: TAccountMetas[5];
    tokenProgram: TAccountMetas[6];
    rent: TAccountMetas[7];
  };
  data: AddPoolInstructionData;
};

export function parseAddPoolInstruction<
  TProgram extends string,
  TAccountMetas extends readonly AccountMeta[],
>(
  instruction: Instruction<TProgram> &
    InstructionWithAccounts<TAccountMetas> &
    InstructionWithData<ReadonlyUint8Array>,
): ParsedAddPoolInstruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 8) {
    // 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;
  };
  return {
    programAddress: instruction.programAddress,
    accounts: {
      admin: getNextAccount(),
      transferAuthority: getNextAccount(),
      perpetuals: getNextAccount(),
      pool: getNextAccount(),
      lpTokenMint: getNextAccount(),
      systemProgram: getNextAccount(),
      tokenProgram: getNextAccount(),
      rent: getNextAccount(),
    },
    data: getAddPoolInstructionDataDecoder().decode(instruction.data),
  };
}