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use crate::{cfg_client, cfg_not_client};

use serde_json::Error as SerdeJsonError;
use std::error::Error as StdError;
use std::fmt;
use std::fmt::Debug;

cfg_client! {
    use reqwest::{Error as ReqwestError, StatusCode};

    #[derive(Debug)]
    pub enum Error {
        CustomMessage(String),
        CustomError {
            message: String,
            source: Box<dyn StdError + 'static>,
        },
        HttpError {
            status_code: StatusCode,
            status_text: String,
            source: ReqwestError,
        },
        // Add other error variants as needed
        SgxError,
        SgxWriteError,
        TxFailure,
        NetworkErr,
        InvalidQuoteError,
        TxCompileErr,
        EnvVariableMissing(String),
    }

    impl fmt::Display for Error {
        fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
            match self {
                Error::CustomMessage(message) => write!(f, "error: {}", message.as_str()),
                Error::CustomError {
                    message, source, ..
                } => write!(f, "error: {} - {:?}", message.as_str(), source),
                // Handle other error variants as needed
                Error::HttpError {
                    status_code,
                    status_text,
                    ..
                } => write!(
                    f,
                    "Reqwest error: {} - {}",
                    status_code.as_str(),
                    status_text
                ),
                Error::SgxError => write!(f, "SGX error"),
                Error::SgxWriteError => write!(f, "SGX write error"),
                Error::TxFailure => write!(f, "Tx failure"),
                Error::NetworkErr => write!(f, "Network error"),
                Error::InvalidQuoteError => write!(f, "Invalid Quote"),
                Error::TxCompileErr => write!(f, "Tx compile error"),
                Error::EnvVariableMissing(message) => {
                    write!(f, "Env variable missing {}", message.as_str())
                }
            }
        }
    }

    impl From<ReqwestError> for Error {
        fn from(error: ReqwestError) -> Self {
            if let Some(status) = error.status() {
                Error::HttpError {
                    status_code: status,
                    status_text: status.canonical_reason().unwrap_or("Unknown").to_string(),
                    source: error,
                }
            } else {
                // You can choose to handle non-HTTP errors differently or use the same variant
                Error::HttpError {
                    status_code: StatusCode::default(),
                    status_text: "Non-HTTP error".to_string(),
                    source: error,
                }
            }
        }
    }
}

cfg_not_client! {
    #[derive(Debug)]
    pub enum Error {
        CustomMessage(String),
        CustomError {
            message: String,
            source: Box<dyn StdError + 'static>,
        },
        // Add other error variants as needed
        SgxError,
        SgxWriteError,
        TxFailure,
        NetworkErr,
        InvalidQuoteError,
        TxCompileErr,
        EnvVariableMissing(String),
    }


    impl fmt::Display for Error {
        fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
            match self {
                Error::CustomMessage(message) => write!(f, "error: {}", message.as_str()),
                Error::CustomError {
                    message, source, ..
                } => write!(f, "error: {} - {:?}", message.as_str(), source),
                // Handle other error variants as needed
                Error::SgxError => write!(f, "SGX error"),
                Error::SgxWriteError => write!(f, "SGX write error"),
                Error::TxFailure => write!(f, "Tx failure"),
                Error::NetworkErr => write!(f, "Network error"),
                Error::InvalidQuoteError => write!(f, "Invalid Quote"),
                Error::TxCompileErr => write!(f, "Tx compile error"),
                Error::EnvVariableMissing(message) => {
                    write!(f, "Env variable missing {}", message.as_str())
                }
            }
        }
    }
}

impl StdError for Error {
    fn source(&self) -> Option<&(dyn StdError + 'static)> {
        match self {
            Error::CustomError { source, .. } => Some(source.as_ref()), // Handle other error variants as needed
            _ => None,
        }
    }
}

impl From<SerdeJsonError> for Error {
    fn from(error: SerdeJsonError) -> Self {
        Error::CustomError {
            message: "serde_json error".to_string(),
            source: Box::new(error),
        }
    }
}