// Basic example demonstrating how to use the aniker-gps library
use aniker_gps::{parse_gga, GpsError, Position};

fn main() {
    // Example NMEA GGA sentence
    let mut gga_example =
        "$GPGGA,210230,3855.4487,N,09446.0071,W,1,07,1.1,370.5,M,-29.5,M,,*7A".to_string();

    // Parse the GGA sentence and handle the result
    match parse_gga(&mut gga_example) {
        Ok(position) => {
            println!("Successfully parsed GGA sentence:");
            println!("Latitude: {}", position.lat);
            println!("Longitude: {}", position.long);
            println!("Altitude: {}", position.alt);
        }
        Err(e) => {
            println!("Error parsing GGA sentence:");
            match e {
                GpsError::InvalidMessageType => println!("  Invalid message type, expected GGA"),
                GpsError::InvalidLength => println!("  Invalid GGA sentence length"),
                GpsError::ParseError(msg) => println!("  Parse error: {}", msg),
                GpsError::Other(msg) => println!("  Other error: {}", msg),
            }
        }
    }

    // Example of handling an invalid sentence
    let mut invalid_example =
        "$GPRMC,210230,A,3855.4487,N,09446.0071,W,0.0,076.2,130495,003.8,E*69".to_string();

    match parse_gga(&mut invalid_example) {
        Ok(_) => println!("Unexpected: Successfully parsed invalid sentence"),
        Err(e) => {
            println!("Expected error:");
            match e {
                GpsError::InvalidMessageType => println!("  Invalid message type, expected GGA"),
                GpsError::InvalidLength => println!("  Invalid GGA sentence length"),
                GpsError::ParseError(msg) => println!("  Parse error: {}", msg),
                GpsError::Other(msg) => println!("  Other error: {}", msg),
            }
        }
    }
}