acta-maker-sdk 0.8.0

Rust SDK for the Acta options RFQ venue on Solana: maker and vault-operator WebSocket clients, order signing, chain builders
Documentation 
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use serde::{Deserialize, Serialize};
use strum::IntoStaticStr;

use super::ids::{Balance, MarketId, Quantity};

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, IntoStaticStr)]
#[serde(rename_all = "snake_case")]
#[strum(serialize_all = "snake_case")]
pub enum RfqCloseReason {
    Expired,
    TakerCancelled,
    Filled,
    MarketExpired,
    /// No maker could receive the RFQ, so it closed at once instead of at its TTL.
    NoEligibleMakers,
    /// The server stopped before the order reached the keeper; quotes are cancelled.
    ServerShutdown,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, IntoStaticStr)]
#[serde(rename_all = "snake_case")]
#[strum(serialize_all = "snake_case")]
pub enum QuoteFinalStatus {
    Expired,
    Outbid,
    Cancelled,
    Filled,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, IntoStaticStr)]
#[serde(rename_all = "snake_case")]
#[strum(serialize_all = "snake_case")]
pub enum QuoteCancelReason {
    Requested,
    RiskCheck,
    RfqAccepted,
    /// The session sent `on_disconnect: cancel_quotes` and disconnected.
    MakerDisconnected,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, IntoStaticStr)]
#[serde(rename_all = "snake_case")]
#[strum(serialize_all = "snake_case")]
pub enum QuoteExpiryReason {
    Expired,
    ExpiringSoon,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, IntoStaticStr)]
#[serde(rename_all = "snake_case")]
#[strum(serialize_all = "snake_case")]
pub enum RfqAvailableAgainReason {
    SignatureTimeout,
    TxFailed,
    TxBuildFailed,
}

impl std::fmt::Display for RfqAvailableAgainReason {
    fn fmt(&self, formatter: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        formatter.write_str(self.into())
    }
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TokenCapInfo {
    pub underlying_mint: crate::Address32,
    pub symbol: String,
    pub current_oi: Quantity,
    pub max_oi: Quantity,
    pub utilization: f64,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct MarketCapInfo {
    pub market_id: MarketId,
    pub current_oi: Quantity,
    pub max_oi: Quantity,
    pub utilization: f64,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct MakerPositionCapInfo {
    pub current: u32,
    pub limit: u32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct MakerNotionalCapInfo {
    pub underlying_mint: crate::Address32,
    pub symbol: String,
    pub current: Quantity,
    pub limit: Quantity,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct MakerBalanceCapInfo {
    pub mint: crate::Address32,
    pub symbol: String,
    pub decimals: u8,
    pub deposited: Balance,
    pub committed: Balance,
    pub available: Balance,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct QuoteCapInfo {
    pub quote_mint: crate::Address32,
    pub symbol: String,
    pub current_notional: Balance,
    pub max_notional: Balance,
    pub utilization: f64,
}

/// Platform-wide cash-settled spread liability for one quote mint.
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct QuoteLiabilityCapInfo {
    pub quote_mint: crate::Address32,
    pub symbol: String,
    pub current_liability: Balance,
    pub policy: QuoteLiabilityPolicy,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
#[serde(tag = "type", rename_all = "snake_case", deny_unknown_fields)]
pub enum QuoteLiabilityPolicy {
    Unconfigured {},
    Unlimited {},
    Limited {
        max_liability: Balance,
        headroom: Balance,
    },
}