use std::fmt::{Display, Formatter};
use std::str::FromStr;

#[derive(serde::Serialize, serde::Deserialize, Debug, Copy, Clone, Eq, PartialEq)]
pub enum OTAPlatform {
    #[serde(rename = "Wt32-Eth01")]
    Wt32Eth01,
}

impl OTAPlatform {
    /// Get the list of supported platforms
    pub fn supported_platforms() -> &'static [Self] {
        &[OTAPlatform::Wt32Eth01]
    }
}

impl Display for OTAPlatform {
    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
        let s = serde_json::to_string(&self).unwrap().replace('"', "");
        write!(f, "{s}")
    }
}

impl FromStr for OTAPlatform {
    type Err = anyhow::Error;

    fn from_str(s: &str) -> Result<Self, Self::Err> {
        Ok(serde_json::from_str::<Self>(&format!("\"{s}\""))?)
    }
}

/// Single OTA update information
#[derive(serde::Serialize, serde::Deserialize, Debug, Clone, Eq, PartialEq)]
pub struct OTAUpdate {
    pub platform: OTAPlatform,
    pub version: semver::Version,
    pub file_size: u64,
}