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use std::io::prelude::*;
use std::io;
use std::str::FromStr;
use num::FromPrimitive;
use packet::Protocol;
use rustc_serialize::json::{Json, ToJson};
macro_rules! enum_protocol_impl {
($name:ty, $repr:ty, $dec_repr:ident) => {
impl Protocol for $name {
type Clean = $name;
fn proto_len(value: &$name) -> usize { <$repr as Protocol>::proto_len(&(*value as $repr)) }
fn proto_encode(value: &$name, mut dst: &mut Write) -> io::Result<()> {
let repr = *value as $repr;
try!(<$repr as Protocol>::proto_encode(&repr, dst));
Ok(())
}
fn proto_decode(mut src: &mut Read) -> io::Result<$name> {
let value = try!(<$repr as Protocol>::proto_decode(src));
match FromPrimitive::$dec_repr(value) {
Some(x) => Ok(x),
None => Err(io::Error::new(io::ErrorKind::InvalidInput, "invalid enum"))
}
}
}
}
}
enum_protocol_impl!(Dimension, i8, from_i8);
#[repr(i8)]
#[derive(Clone, Copy, Debug, NumFromPrimitive, PartialEq)]
pub enum Dimension {
Nether = -1,
Overworld = 0,
End = 1
}
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
pub enum Color {
Black = 0x0,
DarkBlue = 0x1,
DarkGreen = 0x2,
DarkCyan = 0x3,
DarkRed = 0x4,
Purple = 0x5,
Gold = 0x6,
Gray = 0x7,
DarkGray = 0x8,
Blue = 0x9,
BrightGreen = 0xa,
Cyan = 0xb,
Red = 0xc,
Pink = 0xd,
Yellow = 0xe,
White = 0xf
}
impl AsRef<str> for Color {
fn as_ref(&self) -> &str {
match *self {
Color::Black => "black",
Color::DarkBlue => "dark_blue",
Color::DarkGreen => "dark_green",
Color::DarkCyan => "dark_aqua",
Color::DarkRed => "dark_red",
Color::Purple => "dark_purple",
Color::Gold => "gold",
Color::Gray => "gray",
Color::DarkGray => "dark_gray",
Color::Blue => "blue",
Color::BrightGreen => "green",
Color::Cyan => "aqua",
Color::Red => "red",
Color::Pink => "light_purple",
Color::Yellow => "yellow",
Color::White => "white"
}
}
}
impl FromStr for Color {
type Err = ();
fn from_str(string: &str) -> Result<Color, ()> {
match string {
"black" => Ok(Color::Black),
"dark_blue" => Ok(Color::DarkBlue),
"dark_green" => Ok(Color::DarkGreen),
"dark_aqua" => Ok(Color::DarkCyan),
"dark_red" => Ok(Color::DarkRed),
"dark_purple" => Ok(Color::Purple),
"gold" => Ok(Color::Gold),
"gray" => Ok(Color::Gray),
"dark_gray" => Ok(Color::DarkGray),
"blue" => Ok(Color::Blue),
"green" => Ok(Color::BrightGreen),
"aqua" => Ok(Color::Cyan),
"red" => Ok(Color::Red),
"light_purple" => Ok(Color::Pink),
"yellow" => Ok(Color::Yellow),
"white" => Ok(Color::White),
_ => Err(())
}
}
}
impl ToJson for Color {
fn to_json(&self) -> Json {
self.as_ref().to_json()
}
}