#![allow(dead_code)]

pub mod model;
pub mod prelude;

use std::num::{ParseFloatError, ParseIntError};
use std::str::ParseBoolError;

#[derive(Debug)]
pub enum DsnRespParseError {
    AttrMissing(String),
    ParseIntErr(ParseIntError),
    ParseFloatErr(ParseFloatError),
    ParseBoolErr(ParseBoolError),
    XMLReaderError(xml::reader::Error),
}

impl From<ParseIntError> for DsnRespParseError {
    fn from(error: ParseIntError) -> Self {
        DsnRespParseError::ParseIntErr(error)
    }
}

impl From<ParseFloatError> for DsnRespParseError {
    fn from(error: ParseFloatError) -> Self {
        DsnRespParseError::ParseFloatErr(error)
    }
}

impl From<ParseBoolError> for DsnRespParseError {
    fn from(error: ParseBoolError) -> Self {
        DsnRespParseError::ParseBoolErr(error)
    }
}

impl From<xml::reader::Error> for DsnRespParseError {
    fn from(error: xml::reader::Error) -> Self {
        DsnRespParseError::XMLReaderError(error)
    }
}

impl std::fmt::Display for DsnRespParseError {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        match self {
            DsnRespParseError::AttrMissing(attr) => write!(f, "Attr missing: {}", attr),
            DsnRespParseError::ParseIntErr(e) => write!(f, "Int parse error: {}", e),
            DsnRespParseError::ParseFloatErr(e) => write!(f, "Int parse error: {}", e),
            DsnRespParseError::ParseBoolErr(e) => write!(f, "Bool parse error: {}", e),
            DsnRespParseError::XMLReaderError(e) => write!(f, "XML Parse error: {}", e),
        }
    }
}

#[cfg(test)]
mod tests {
    use crate::model::DsnResponse;
    use std::fs::File;
    use std::io::BufReader;

    fn parse_test_file() -> DsnResponse {
        let example_file = File::open("data/dsn.xml").unwrap();
        let buf_reader = BufReader::new(example_file);
        DsnResponse::from_xml_response(buf_reader).unwrap()
    }

    #[test]
    fn test_parse() {
        let response = parse_test_file();
        println!("{:?}", response.stations)
    }

    #[test]
    fn test_get_active_targets() {
        let response = parse_test_file();
        println!("{:?}", response.get_active_targets());
    }
}