use alloc::format;
use alloc::string::{String, ToString};
use core::convert::Infallible;
use core::fmt;
use core::str::Utf8Error;
use embassy_embedded_hal::shared_bus::I2cDeviceError;
use embassy_executor::SpawnError;
use embassy_sync::mutex::TryLockError;
use embedded_storage::nor_flash::NorFlashErrorKind;
use esp_hal::i2c::master::ConfigError;
use esp_hal::pcnt::unit::{InvalidHighLimit, InvalidLowLimit};
use esp_hal::twai::EspTwaiError;
use esp_wifi::wifi::WifiError;
use ina219::errors::{BusVoltageReadError, ShuntVoltageReadError};
use littlefs2_core::PathError;
use onewire::Error;
use pca9535::ExpanderError;

//All error superconstruct
#[derive(Debug)]
pub enum FatError {
    OneWireError {
        error: Error<Infallible>,
    },
    String {
        error: String,
    },
    LittleFSError {
        error: littlefs2_core::Error,
    },
    PathError {
        error: PathError,
    },
    TryLockError {
        error: TryLockError,
    },
    WifiError {
        error: WifiError,
    },
    SerdeError {
        error: serde_json::Error,
    },
    PreconditionFailed {
        error: String,
    },
    NoBatteryMonitor,
    SpawnError {
        error: SpawnError,
    },
    PartitionError {
        error: esp_bootloader_esp_idf::partitions::Error,
    },
    I2CConfigError {
        error: ConfigError,
    },
    DS323 {
        error: String,
    },
    Eeprom24x {
        error: String,
    },
    ExpanderError {
        error: String,
    },
    CanBusError {
        error: EspTwaiError,
    },
    SNTPError {
        error: sntpc::Error,
    },
}

pub type FatResult<T> = Result<T, FatError>;

impl fmt::Display for FatError {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        match self {
            FatError::SpawnError { error } => {
                write!(f, "SpawnError {:?}", error.to_string())
            }
            FatError::OneWireError { error } => write!(f, "OneWireError {:?}", error),
            FatError::String { error } => write!(f, "{}", error),
            FatError::LittleFSError { error } => write!(f, "LittleFSError {:?}", error),
            FatError::PathError { error } => write!(f, "PathError {:?}", error),
            FatError::TryLockError { error } => write!(f, "TryLockError {:?}", error),
            FatError::WifiError { error } => write!(f, "WifiError {:?}", error),
            FatError::SerdeError { error } => write!(f, "SerdeError {:?}", error),
            FatError::PreconditionFailed { error } => write!(f, "PreconditionFailed {:?}", error),
            FatError::PartitionError { error } => {
                write!(f, "PartitionError {:?}", error)
            }
            FatError::NoBatteryMonitor => {
                write!(f, "No Battery Monitor")
            }
            FatError::I2CConfigError { error } => write!(f, "I2CConfigError {:?}", error),
            FatError::DS323 { error } => write!(f, "DS323 {:?}", error),
            FatError::Eeprom24x { error } => write!(f, "Eeprom24x {:?}", error),
            FatError::ExpanderError { error } => write!(f, "ExpanderError {:?}", error),
            FatError::CanBusError { error } => {
                write!(f, "CanBusError {:?}", error)
            }
            FatError::SNTPError { error } => write!(f, "SNTPError {:?}", error),
        }
    }
}

#[macro_export]
macro_rules! bail {
    ($msg:literal $(,)?) => {
        return $crate::fat_error::fat_bail($msg)
    };
    ($fmt:literal, $($arg:tt)*) => {
        return $crate::fat_error::fat_bail(&alloc::format!($fmt, $($arg)*))
    };
}

pub fn fat_bail<X>(message: &str) -> Result<X, FatError> {
    Err(FatError::String {
        error: message.to_string(),
    })
}

pub trait ContextExt<T> {
    fn context<C>(self, context: C) -> Result<T, FatError>
    where
        C: AsRef<str>;
}
impl<T> ContextExt<T> for Option<T> {
    fn context<C>(self, context: C) -> Result<T, FatError>
    where
        C: AsRef<str>,
    {
        match self {
            Some(value) => Ok(value),
            None => Err(FatError::PreconditionFailed {
                error: context.as_ref().to_string(),
            }),
        }
    }
}

impl From<Error<Infallible>> for FatError {
    fn from(error: Error<Infallible>) -> Self {
        FatError::OneWireError { error }
    }
}
impl From<littlefs2_core::Error> for FatError {
    fn from(value: littlefs2_core::Error) -> Self {
        FatError::LittleFSError { error: value }
    }
}

impl From<PathError> for FatError {
    fn from(value: PathError) -> Self {
        FatError::PathError { error: value }
    }
}

impl From<TryLockError> for FatError {
    fn from(value: TryLockError) -> Self {
        FatError::TryLockError { error: value }
    }
}

impl From<WifiError> for FatError {
    fn from(value: WifiError) -> Self {
        FatError::WifiError { error: value }
    }
}

impl From<serde_json::error::Error> for FatError {
    fn from(value: serde_json::Error) -> Self {
        FatError::SerdeError { error: value }
    }
}

impl From<SpawnError> for FatError {
    fn from(value: SpawnError) -> Self {
        FatError::SpawnError { error: value }
    }
}

impl From<esp_bootloader_esp_idf::partitions::Error> for FatError {
    fn from(value: esp_bootloader_esp_idf::partitions::Error) -> Self {
        FatError::PartitionError { error: value }
    }
}

impl From<Utf8Error> for FatError {
    fn from(value: Utf8Error) -> Self {
        FatError::String {
            error: value.to_string(),
        }
    }
}

impl<E: core::fmt::Debug> From<edge_http::io::Error<E>> for FatError {
    fn from(value: edge_http::io::Error<E>) -> Self {
        FatError::String {
            error: format!("{:?}", value),
        }
    }
}

impl<E: core::fmt::Debug> From<ds323x::Error<E>> for FatError {
    fn from(value: ds323x::Error<E>) -> Self {
        FatError::DS323 {
            error: format!("{:?}", value),
        }
    }
}

impl<E: core::fmt::Debug> From<eeprom24x::Error<E>> for FatError {
    fn from(value: eeprom24x::Error<E>) -> Self {
        FatError::Eeprom24x {
            error: format!("{:?}", value),
        }
    }
}

impl<E: core::fmt::Debug> From<ExpanderError<I2cDeviceError<E>>> for FatError {
    fn from(value: ExpanderError<I2cDeviceError<E>>) -> Self {
        FatError::ExpanderError {
            error: format!("{:?}", value),
        }
    }
}

impl From<bincode::error::DecodeError> for FatError {
    fn from(value: bincode::error::DecodeError) -> Self {
        FatError::Eeprom24x {
            error: format!("{:?}", value),
        }
    }
}

impl From<bincode::error::EncodeError> for FatError {
    fn from(value: bincode::error::EncodeError) -> Self {
        FatError::Eeprom24x {
            error: format!("{:?}", value),
        }
    }
}

impl From<ConfigError> for FatError {
    fn from(value: ConfigError) -> Self {
        FatError::I2CConfigError { error: value }
    }
}

impl<E: core::fmt::Debug> From<I2cDeviceError<E>> for FatError {
    fn from(value: I2cDeviceError<E>) -> Self {
        FatError::String {
            error: format!("{:?}", value),
        }
    }
}

impl<E: core::fmt::Debug> From<BusVoltageReadError<I2cDeviceError<E>>> for FatError {
    fn from(value: BusVoltageReadError<I2cDeviceError<E>>) -> Self {
        FatError::String {
            error: format!("{:?}", value),
        }
    }
}
impl<E: core::fmt::Debug> From<ShuntVoltageReadError<I2cDeviceError<E>>> for FatError {
    fn from(value: ShuntVoltageReadError<I2cDeviceError<E>>) -> Self {
        FatError::String {
            error: format!("{:?}", value),
        }
    }
}

impl From<Infallible> for FatError {
    fn from(value: Infallible) -> Self {
        panic!("Infallible error: {:?}", value)
    }
}

impl From<InvalidLowLimit> for FatError {
    fn from(value: InvalidLowLimit) -> Self {
        FatError::String {
            error: format!("{:?}", value),
        }
    }
}
impl From<InvalidHighLimit> for FatError {
    fn from(value: InvalidHighLimit) -> Self {
        FatError::String {
            error: format!("{:?}", value),
        }
    }
}

impl From<nb::Error<EspTwaiError>> for FatError {
    fn from(value: nb::Error<EspTwaiError>) -> Self {
        match value {
            nb::Error::Other(can_error) => FatError::CanBusError { error: can_error },
            nb::Error::WouldBlock => FatError::String {
                error: "Would block".to_string(),
            },
        }
    }
}

impl From<NorFlashErrorKind> for FatError {
    fn from(value: NorFlashErrorKind) -> Self {
        FatError::String {
            error: value.to_string(),
        }
    }
}

impl From<sntpc::Error> for FatError {
    fn from(value: sntpc::Error) -> Self {
        FatError::SNTPError { error: value }
    }
}