1  /* This file is part of DarkFi (https://dark.fi)
 2   *
 3   * Copyright (C) 2020-2025 Dyne.org foundation
 4   *
 5   * This program is free software: you can redistribute it and/or modify
 6   * it under the terms of the GNU Affero General Public License as
 7   * published by the Free Software Foundation, either version 3 of the
 8   * License, or (at your option) any later version.
 9   *
10   * This program is distributed in the hope that it will be useful,
11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   * GNU Affero General Public License for more details.
14   *
15   * You should have received a copy of the GNU Affero General Public License
16   * along with this program.  If not, see <https://www.gnu.org/licenses/>.
17   */
18  
19  use darkfi::rpc::jsonrpc::{ErrorCode::ServerError, JsonError, JsonResult};
20  
21  /// Custom RPC errors available for minerd.
22  /// Please sort them sensefully.
23  pub enum RpcError {
24      // Parsing errors
25      TargetParseError = -32101,
26      BlockParseError = -32102,
27  
28      // Miner errors
29      MiningFailed = -32201,
30      StopFailed = -32202,
31  }
32  
33  fn to_tuple(e: RpcError) -> (i32, String) {
34      let msg = match e {
35          // Parsing errors
36          RpcError::TargetParseError => "Target parse error",
37          RpcError::BlockParseError => "Block parse error",
38          // Miner errors
39          RpcError::MiningFailed => "Mining block failed",
40          RpcError::StopFailed => "Failed to stop previous request",
41      };
42  
43      (e as i32, msg.to_string())
44  }
45  
46  pub fn server_error(e: RpcError, id: u16, msg: Option<&str>) -> JsonResult {
47      let (code, default_msg) = to_tuple(e);
48  
49      if let Some(message) = msg {
50          return JsonError::new(ServerError(code), Some(message.to_string()), id).into()
51      }
52  
53      JsonError::new(ServerError(code), Some(default_msg), id).into()
54  }