/**
 * 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,
  getBytesDecoder,
  getBytesEncoder,
  getI32Decoder,
  getI32Encoder,
  getI64Decoder,
  getI64Encoder,
  getStructDecoder,
  getStructEncoder,
  getU64Decoder,
  getU64Encoder,
  transformEncoder,
  type AccountMeta,
  type AccountSignerMeta,
  type Address,
  type FixedSizeCodec,
  type FixedSizeDecoder,
  type FixedSizeEncoder,
  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";

export const SET_TEST_ORACLE_PRICE_DISCRIMINATOR = new Uint8Array([
  44, 111, 165, 185, 58, 14, 249, 249,
]);

export function getSetTestOraclePriceDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(
    SET_TEST_ORACLE_PRICE_DISCRIMINATOR,
  );
}

export type SetTestOraclePriceInstruction<
  TProgram extends string = typeof PERPETUALS_PROGRAM_ADDRESS,
  TAccountAdmin extends string | AccountMeta<string> = string,
  TAccountPerpetuals extends string | AccountMeta<string> = string,
  TAccountPool extends string | AccountMeta<string> = string,
  TAccountCustody extends string | AccountMeta<string> = string,
  TAccountOracleAccount extends string | AccountMeta<string> = string,
  TAccountSystemProgram extends string | AccountMeta<string> =
    "11111111111111111111111111111111",
  TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
  InstructionWithData<ReadonlyUint8Array> &
  InstructionWithAccounts<
    [
      TAccountAdmin extends string
        ? WritableSignerAccount<TAccountAdmin> &
            AccountSignerMeta<TAccountAdmin>
        : TAccountAdmin,
      TAccountPerpetuals extends string
        ? ReadonlyAccount<TAccountPerpetuals>
        : TAccountPerpetuals,
      TAccountPool extends string
        ? ReadonlyAccount<TAccountPool>
        : TAccountPool,
      TAccountCustody extends string
        ? ReadonlyAccount<TAccountCustody>
        : TAccountCustody,
      TAccountOracleAccount extends string
        ? WritableAccount<TAccountOracleAccount>
        : TAccountOracleAccount,
      TAccountSystemProgram extends string
        ? ReadonlyAccount<TAccountSystemProgram>
        : TAccountSystemProgram,
      ...TRemainingAccounts,
    ]
  >;

export type SetTestOraclePriceInstructionData = {
  discriminator: ReadonlyUint8Array;
  price: bigint;
  expo: number;
  conf: bigint;
  publishTime: bigint;
};

export type SetTestOraclePriceInstructionDataArgs = {
  price: number | bigint;
  expo: number;
  conf: number | bigint;
  publishTime: number | bigint;
};

export function getSetTestOraclePriceInstructionDataEncoder(): FixedSizeEncoder<SetTestOraclePriceInstructionDataArgs> {
  return transformEncoder(
    getStructEncoder([
      ["discriminator", fixEncoderSize(getBytesEncoder(), 8)],
      ["price", getU64Encoder()],
      ["expo", getI32Encoder()],
      ["conf", getU64Encoder()],
      ["publishTime", getI64Encoder()],
    ]),
    (value) => ({
      ...value,
      discriminator: SET_TEST_ORACLE_PRICE_DISCRIMINATOR,
    }),
  );
}

export function getSetTestOraclePriceInstructionDataDecoder(): FixedSizeDecoder<SetTestOraclePriceInstructionData> {
  return getStructDecoder([
    ["discriminator", fixDecoderSize(getBytesDecoder(), 8)],
    ["price", getU64Decoder()],
    ["expo", getI32Decoder()],
    ["conf", getU64Decoder()],
    ["publishTime", getI64Decoder()],
  ]);
}

export function getSetTestOraclePriceInstructionDataCodec(): FixedSizeCodec<
  SetTestOraclePriceInstructionDataArgs,
  SetTestOraclePriceInstructionData
> {
  return combineCodec(
    getSetTestOraclePriceInstructionDataEncoder(),
    getSetTestOraclePriceInstructionDataDecoder(),
  );
}

export type SetTestOraclePriceInput<
  TAccountAdmin extends string = string,
  TAccountPerpetuals extends string = string,
  TAccountPool extends string = string,
  TAccountCustody extends string = string,
  TAccountOracleAccount extends string = string,
  TAccountSystemProgram extends string = string,
> = {
  admin: TransactionSigner<TAccountAdmin>;
  perpetuals: Address<TAccountPerpetuals>;
  pool: Address<TAccountPool>;
  custody: Address<TAccountCustody>;
  oracleAccount: Address<TAccountOracleAccount>;
  systemProgram?: Address<TAccountSystemProgram>;
  price: SetTestOraclePriceInstructionDataArgs["price"];
  expo: SetTestOraclePriceInstructionDataArgs["expo"];
  conf: SetTestOraclePriceInstructionDataArgs["conf"];
  publishTime: SetTestOraclePriceInstructionDataArgs["publishTime"];
};

export function getSetTestOraclePriceInstruction<
  TAccountAdmin extends string,
  TAccountPerpetuals extends string,
  TAccountPool extends string,
  TAccountCustody extends string,
  TAccountOracleAccount extends string,
  TAccountSystemProgram extends string,
  TProgramAddress extends Address = typeof PERPETUALS_PROGRAM_ADDRESS,
>(
  input: SetTestOraclePriceInput<
    TAccountAdmin,
    TAccountPerpetuals,
    TAccountPool,
    TAccountCustody,
    TAccountOracleAccount,
    TAccountSystemProgram
  >,
  config?: { programAddress?: TProgramAddress },
): SetTestOraclePriceInstruction<
  TProgramAddress,
  TAccountAdmin,
  TAccountPerpetuals,
  TAccountPool,
  TAccountCustody,
  TAccountOracleAccount,
  TAccountSystemProgram
> {
  // Program address.
  const programAddress = config?.programAddress ?? PERPETUALS_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    admin: { value: input.admin ?? null, isWritable: true },
    perpetuals: { value: input.perpetuals ?? null, isWritable: false },
    pool: { value: input.pool ?? null, isWritable: false },
    custody: { value: input.custody ?? null, isWritable: false },
    oracleAccount: { value: input.oracleAccount ?? null, isWritable: true },
    systemProgram: { value: input.systemProgram ?? 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">;
  }

  const getAccountMeta = getAccountMetaFactory(programAddress, "programId");
  return Object.freeze({
    accounts: [
      getAccountMeta(accounts.admin),
      getAccountMeta(accounts.perpetuals),
      getAccountMeta(accounts.pool),
      getAccountMeta(accounts.custody),
      getAccountMeta(accounts.oracleAccount),
      getAccountMeta(accounts.systemProgram),
    ],
    data: getSetTestOraclePriceInstructionDataEncoder().encode(
      args as SetTestOraclePriceInstructionDataArgs,
    ),
    programAddress,
  } as SetTestOraclePriceInstruction<
    TProgramAddress,
    TAccountAdmin,
    TAccountPerpetuals,
    TAccountPool,
    TAccountCustody,
    TAccountOracleAccount,
    TAccountSystemProgram
  >);
}

export type ParsedSetTestOraclePriceInstruction<
  TProgram extends string = typeof PERPETUALS_PROGRAM_ADDRESS,
  TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    admin: TAccountMetas[0];
    perpetuals: TAccountMetas[1];
    pool: TAccountMetas[2];
    custody: TAccountMetas[3];
    oracleAccount: TAccountMetas[4];
    systemProgram: TAccountMetas[5];
  };
  data: SetTestOraclePriceInstructionData;
};

export function parseSetTestOraclePriceInstruction<
  TProgram extends string,
  TAccountMetas extends readonly AccountMeta[],
>(
  instruction: Instruction<TProgram> &
    InstructionWithAccounts<TAccountMetas> &
    InstructionWithData<ReadonlyUint8Array>,
): ParsedSetTestOraclePriceInstruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 6) {
    // 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(),
      perpetuals: getNextAccount(),
      pool: getNextAccount(),
      custody: getNextAccount(),
      oracleAccount: getNextAccount(),
      systemProgram: getNextAccount(),
    },
    data: getSetTestOraclePriceInstructionDataDecoder().decode(
      instruction.data,
    ),
  };
}