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// Copyright 2019-2022 PureStake Inc.
// This file is part of Moonbeam.

// Moonbeam is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// Moonbeam is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with Moonbeam.  If not, see <http://www.gnu.org/licenses/>.
use ethereum::AccessListItem;
use ethereum_types::{H160, H256, U256};
use fc_rpc_core::types::Bytes;
use jsonrpsee::{core::RpcResult, proc_macros::rpc};
use moonbeam_client_evm_tracing::types::single;
use moonbeam_rpc_core_types::RequestBlockId;
use serde::Deserialize;

#[derive(Clone, Eq, PartialEq, Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct TraceParams {
    pub disable_storage: Option<bool>,
    pub disable_memory: Option<bool>,
    pub disable_stack: Option<bool>,
    /// Javascript tracer (we just check if it's Blockscout tracer string)
    pub tracer: Option<String>,
    pub timeout: Option<String>,
}

#[derive(Debug, Clone, Default, Eq, PartialEq, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct TraceCallParams {
    /// Sender
    pub from: Option<H160>,
    /// Recipient
    pub to: H160,
    /// Gas Price, legacy.
    pub gas_price: Option<U256>,
    /// Max BaseFeePerGas the user is willing to pay.
    pub max_fee_per_gas: Option<U256>,
    /// The miner's tip.
    pub max_priority_fee_per_gas: Option<U256>,
    /// Gas
    pub gas: Option<U256>,
    /// Value of transaction in wei
    pub value: Option<U256>,
    /// Additional data sent with transaction
    pub data: Option<Bytes>,
    /// Nonce
    pub nonce: Option<U256>,
    /// EIP-2930 access list
    pub access_list: Option<Vec<AccessListItem>>,
    /// EIP-2718 type
    #[serde(rename = "type")]
    pub transaction_type: Option<U256>,
}

#[rpc(server)]
#[jsonrpsee::core::async_trait]
pub trait Debug {
    #[method(name = "debug_traceTransaction")]
    async fn trace_transaction(
        &self,
        transaction_hash: H256,
        params: Option<TraceParams>,
    ) -> RpcResult<single::TransactionTrace>;
    #[method(name = "debug_traceCall")]
    async fn trace_call(
        &self,
        call_params: TraceCallParams,
        id: RequestBlockId,
        params: Option<TraceParams>,
    ) -> RpcResult<single::TransactionTrace>;
    #[method(name = "debug_traceBlockByNumber", aliases = ["debug_traceBlockByHash"])]
    async fn trace_block(
        &self,
        id: RequestBlockId,
        params: Option<TraceParams>,
    ) -> RpcResult<Vec<single::TransactionTrace>>;
}