// I can probably do this way easier using an external crate, I should do that
use rocket::http::Status;

/// Represents any general error that the API can encounter during execution.
/// It allows us to more easily process errors, and hopefully allows for
/// more clear error messages.
#[derive(Debug, PartialEq)]
pub enum FejError {
    InvalidArgument,
    FailedRequest,
    DatabaseError,
}

// I'd love to move this over to the server binary, but right now, error E0117 is making that
// imopssible
impl From<FejError> for Status {
    fn from(err: FejError) -> Status {
        match err {
            FejError::InvalidArgument => Status::BadRequest,
            FejError::FailedRequest => Status::InternalServerError,
            FejError::DatabaseError => Status::InternalServerError,
        }
    }
}

// TODO make this more advanced where possible
impl From<reqwest::Error> for FejError {
    fn from(_: reqwest::Error) -> FejError {
        FejError::FailedRequest
    }
}

impl From<chrono::ParseError> for FejError {
    fn from(_: chrono::ParseError) -> FejError {
        FejError::InvalidArgument
    }
}

impl From<diesel::result::Error> for FejError {
    fn from(_: diesel::result::Error) -> FejError {
        FejError::DatabaseError
    }
}