#![allow(clippy::many_single_char_names)]

use super::*;

#[derive(Clone, PartialEq, Default)]
pub struct GUID(pub u32, pub u16, pub u16, pub u8, pub u8, pub u8, pub u8, pub u8, pub u8, pub u8, pub u8);

impl GUID {
    pub fn from_args(args: &[(String, ConstantValue)]) -> Self {
        Self(args[0].1.unwrap_u32(), args[1].1.unwrap_u16(), args[2].1.unwrap_u16(), args[3].1.unwrap_u8(), args[4].1.unwrap_u8(), args[5].1.unwrap_u8(), args[6].1.unwrap_u8(), args[7].1.unwrap_u8(), args[8].1.unwrap_u8(), args[9].1.unwrap_u8(), args[10].1.unwrap_u8())
    }

    pub fn from_attributes<I: IntoIterator<Item = Attribute>>(attributes: I) -> Option<Self> {
        for attribute in attributes {
            if attribute.name() == "GuidAttribute" {
                return Some(Self::from_args(&attribute.args()));
            }
        }

        None
    }
}

impl core::fmt::Debug for GUID {
    fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
        write!(f, "{:08x?}-{:04x?}-{:04x?}-{:02x?}{:02x?}-{:02x?}{:02x?}{:02x?}{:02x?}{:02x?}{:02x?}", self.0, self.1, self.2, self.3, self.4, self.5, self.6, self.7, self.8, self.9, self.10,)
    }
}