dezswap 1.1.1

Common dezswap types
Documentation 
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use schemars::JsonSchema;
use serde::{Deserialize, Serialize};

use cosmwasm_std::Uint128;
use cw20::Cw20ReceiveMsg;

use crate::asset::AssetInfo;

#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
pub struct InstantiateMsg {
    pub dezswap_factory: String,
}

#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub enum SwapOperation {
    DezSwap {
        offer_asset_info: AssetInfo,
        ask_asset_info: AssetInfo,
    },
}

impl SwapOperation {
    pub fn get_target_asset_info(&self) -> AssetInfo {
        match self {
            SwapOperation::DezSwap { ask_asset_info, .. } => ask_asset_info.clone(),
        }
    }
}

#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub enum ExecuteMsg {
    Receive(Cw20ReceiveMsg),
    /// Execute multiple BuyOperation
    ExecuteSwapOperations {
        operations: Vec<SwapOperation>,
        minimum_receive: Option<Uint128>,
        to: Option<String>,
        deadline: Option<u64>,
    },

    /// Internal use
    /// Swap all offer tokens to ask token
    ExecuteSwapOperation {
        operation: SwapOperation,
        to: Option<String>,
        deadline: Option<u64>,
    },
    /// Internal use
    /// Check the swap amount is exceed minimum_receive
    AssertMinimumReceive {
        asset_info: AssetInfo,
        prev_balance: Uint128,
        minimum_receive: Uint128,
        receiver: String,
    },
}

#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub enum Cw20HookMsg {
    ExecuteSwapOperations {
        operations: Vec<SwapOperation>,
        minimum_receive: Option<Uint128>,
        to: Option<String>,
        deadline: Option<u64>,
    },
}

#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub enum QueryMsg {
    Config {},
    SimulateSwapOperations {
        offer_amount: Uint128,
        operations: Vec<SwapOperation>,
    },
    ReverseSimulateSwapOperations {
        ask_amount: Uint128,
        operations: Vec<SwapOperation>,
    },
}

// We define a custom struct for each query response
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
pub struct ConfigResponse {
    pub dezswap_factory: String,
}

// We define a custom struct for each query response
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
pub struct SimulateSwapOperationsResponse {
    pub amount: Uint128,
}

/// We currently take no arguments for migrations
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
pub struct MigrateMsg {}