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/*
* // Copyright (c) 2016-2019, Jaguar0625, gimre, BloodyRookie, Tech Bureau, Corp.
* // Copyright (c) 2020-present, Jaguar0625, gimre, BloodyRookie.
* // All rights reserved.
* //
* // This file is part of Catapult.
* //
* // Catapult is free software: you can redistribute it and/or modify
* // it under the terms of the GNU Lesser General Public License as published by
* // the Free Software Foundation, either version 3 of the License, or
* // (at your option) any later version.
* //
* // Catapult is distributed in the hope that it will be useful,
* // but WITHOUT ANY WARRANTY; without even the implied warranty of
* // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* // GNU Lesser General Public License for more details.
* //
* // You should have received a copy of the GNU Lesser General Public License
* // along with Catapult. If not, see <http://www.gnu.org/licenses/>.
*/
use num_derive::{FromPrimitive, ToPrimitive};
use num_traits::{FromPrimitive, ToPrimitive};
use strum::IntoEnumIterator;
use strum_macros::EnumIter;
use super::generator_utils::*;
/// Enumeration of mosaic property flags.
#[allow(non_camel_case_types)]
#[repr(u8)]
#[derive(Debug, Clone, Copy, PartialEq, FromPrimitive, ToPrimitive, EnumIter)]
pub enum MosaicFlagsDto {
/// No flags present.
NONE = 0,
/// Mosaic supports supply changes even when mosaic owner owns partial supply.
SUPPLY_MUTABLE = 1,
/// Mosaic supports transfers between arbitrary accounts \note when not set, mosaic can only be transferred to and from mosaic owner.
TRANSFERABLE = 2,
/// Mosaic supports custom restrictions configured by mosaic owner.
RESTRICTABLE = 4,
}
impl MosaicFlagsDto {
pub const LENGTH: usize = std::mem::size_of::<Self>();
/// Gets the size of the type.
///
/// # Returns
///
/// A usize.
pub fn get_size(&self) -> usize {
Self::LENGTH
}
/// Gets the value of the enum.
///
/// # Returns
///
/// A u8
pub fn get_value(&self) -> u8 {
self.to_u8().unwrap()
}
/// Converts a bit representation to a vec of MosaicFlagsDto.
///
/// # Returns
///
/// A vec to MosaicFlagsDto flags representing the int value.
pub fn bytes_to_flags(bit_mask_value: &[u8]) -> Vec<MosaicFlagsDto> {
use std::convert::TryFrom;
let bit_mask_value = <[u8; Self::LENGTH]>::try_from(&bit_mask_value[..Self::LENGTH]).unwrap();
Self::int_to_flags(u8::from_le_bytes(bit_mask_value))
}
/// Converts a bit representation to a vec of MosaicFlagsDto.
///
/// # Returns
///
/// A vec to MosaicFlagsDto flags representing the int value.
pub fn int_to_flags(bit_mask_value: u8) -> Vec<MosaicFlagsDto> {
let mut results: Vec<MosaicFlagsDto> = vec![];
for flag in MosaicFlagsDto::iter() {
if 0 != flag.get_value() & bit_mask_value {
results.push(flag);
}
}
results
}
/// Converts a vec of MosaicFlagsDto to a bit representation.
///
/// # Returns
///
/// A u8 value of the vec of flags
pub fn flags_to_int(flags: Vec<MosaicFlagsDto>) -> u8 {
let mut result: u8 = 0;
for flag in MosaicFlagsDto::iter() {
if flags.iter().any(|&i| i == flag) {
result += flag.get_value();
}
}
result
}
/// Creates an `MosaicFlagsDto` from a slice.
///
/// # Returns
///
/// A `MosaicFlagsDto`.
pub fn from_binary(src: &[u8]) -> Self {
// assert_eq!(src.len(), Self::LENGTH);
let buf = fixed_bytes::<{ Self::LENGTH }>(src);
Self::from_u8(u8::from_le_bytes(buf)).unwrap()
}
/// Serializes an type to bytes.
///
/// # Returns
///
/// A Serialized bytes.
pub fn serializer(&self) -> Vec<u8> {
self.get_value().to_le_bytes().to_vec()
}
}