svm venue: meteora-dbc

export declare function dbcFeeNumerator(cliffFeeNumerator: bigint, periodFrequency: bigint, activationPoint: bigint, numberOfPeriod: bigint, reductionFactor: bigint, dynInitialized: number, binStep: bigint, variableFeeControl: bigint, volatilityAccumulator: bigint, now: bigint): bigint;

export declare function quoteSingleSegment(cfg: MeteoraDbcPoolConfig, p: DecodedPool, c: DecodedConfig, amountIn: bigint, now: bigint): DbcSingleSegmentResult;

export declare function dbcCapacity(cfg: MeteoraDbcPoolConfig, p: DecodedPool, c: DecodedConfig, now: bigint): bigint;

METEORA_DBC_PROGRAM_ID: Address<"dbcij3LWUppWqq96dh6gJWwBifmcGfLSB5D4DuSMaqN">

METEORA_DBC_POOL_AUTHORITY: Address<"FhVo3mqL8PW5pH5U2CN4XE33DokiyZnUwuGpH2hmHLuM">

METEORA_DBC_EVENT_AUTHORITY: Address<"8Ks12pbrD6PXxfty1hVQiE9sc289zgU1zHkvXhrSdriF">

METEORA_DBC_SWAP_DISCRIMINATOR: number[]

METEORA_DBC_FEE_DENOMINATOR = 1000000000n

METEORA_DBC_MAX_FEE_NUMERATOR = 990000000n

export interface MeteoraDbcCurvePoint {
    sqrtPrice: bigint;
    liquidity: bigint;
}

export interface MeteoraDbcPoolConfig extends PoolConfig {
    venue: typeof SLUG;
    direction: "quoteToBase" | "baseToQuote";
    config: Address;
    baseMint: Address;
    quoteMint: Address;
    baseVault: Address;
    quoteVault: Address;
    tokenBaseProgram: Address;
    tokenQuoteProgram: Address;
    segIdx: number;
    curveLength: number;
}

meteoraDbc: {
    slug: string;
    kind: "sqrt-price";
    programId: Address<"dbcij3LWUppWqq96dh6gJWwBifmcGfLSB5D4DuSMaqN">;
    fetchPoolConfig(owned: OwnedAccountLoader, pool: Address): Promise<MeteoraDbcPoolConfig>;
    quoteAccounts(cfg: PoolConfig): VenueAccount[];
    emitQuote(cfg: PoolConfig, i: number, amountIn: bigint): string;
    buildSwap(cfg: PoolConfig, user: SwapUser, amountIn: bigint): VenueSwap;
    referenceQuote(cfg: PoolConfig, state: AccountBytesMap, amountIn: bigint, now: bigint): bigint;
}

export interface DbcSingleSegmentResult {
    output: bigint;
    saturated: boolean;
    feeNumerator: bigint;
}

declare function __decodeMeteoraDbcPool(pool: string, data: Uint8Array): DecodedPool;

declare function __decodeMeteoraDbcConfig(configAddr: string, data: Uint8Array): DecodedConfig;

declare function __meteoraDbcActiveSegment(curve: readonly MeteoraDbcCurvePoint[], sqrtPrice: bigint): number;

METEORA_DBC_OFF_SQRT_PRICE = 280

METEORA_DBC_OFF_ACTIVATION_POINT = 296

METEORA_DBC_OFF_VOL_ACCUMULATOR = 40

METEORA_DBC_OFF_CLIFF_FEE_NUMERATOR = 104

METEORA_DBC_OFF_PERIOD_FREQUENCY = 112

METEORA_DBC_OFF_REDUCTION_FACTOR = 120

METEORA_DBC_OFF_NUMBER_OF_PERIOD = 128

METEORA_DBC_OFF_DYN_INITIALIZED = 136

METEORA_DBC_OFF_DYN_VARIABLE_FEE_CONTROL = 148

METEORA_DBC_OFF_DYN_BIN_STEP = 152

METEORA_DBC_OFF_COLLECT_FEE_MODE = 232

METEORA_DBC_OFF_MIGRATION_SQRT_PRICE = 280

METEORA_DBC_OFF_SQRT_START_PRICE = 392

METEORA_DBC_OFF_CURVE = 408

METEORA_DBC_CURVE_POINT_SIZE = 32