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use crate::traits::{AccessGenesis, VerifyShape};
use codec::{Decode, Encode};
use frame_support::Parameter;
use sp_runtime::{traits::Zero, RuntimeDebug};
use sp_std::prelude::*;
#[derive(PartialEq, Eq, Default, Copy, Clone, Encode, Decode, RuntimeDebug)]
pub struct AtomicShareProfile<Shares> {
total: Shares,
times_reserved: u32,
locked: bool,
}
impl<
Shares: Copy
+ Default
+ Parameter
+ sp_std::ops::Add<Output = Shares>
+ sp_std::ops::Sub<Output = Shares>
+ Zero,
> AtomicShareProfile<Shares>
{
pub fn total(&self) -> Shares {
self.total
}
pub fn times_reserved(&self) -> u32 {
self.times_reserved
}
pub fn is_zero(&self) -> bool {
self.total == Shares::zero()
}
pub fn new_shares(total: Shares) -> AtomicShareProfile<Shares> {
AtomicShareProfile {
total,
..Default::default()
}
}
pub fn add_shares(self, amount: Shares) -> AtomicShareProfile<Shares> {
let total = self.total + amount;
AtomicShareProfile { total, ..self }
}
pub fn subtract_shares(self, amount: Shares) -> AtomicShareProfile<Shares> {
let total = self.total - amount;
AtomicShareProfile { total, ..self }
}
pub fn iterate_times_reserved(self, amount: u32) -> AtomicShareProfile<Shares> {
let times_reserved = self.times_reserved + amount;
AtomicShareProfile {
times_reserved,
..self
}
}
pub fn decrement_times_reserved(self, amount: u32) -> AtomicShareProfile<Shares> {
let times_reserved = self.times_reserved - amount;
AtomicShareProfile {
times_reserved,
..self
}
}
pub fn lock(self) -> AtomicShareProfile<Shares> {
AtomicShareProfile {
locked: true,
..self
}
}
pub fn unlock(self) -> AtomicShareProfile<Shares> {
AtomicShareProfile {
locked: false,
..self
}
}
pub fn is_unlocked(&self) -> bool {
!self.locked
}
}
#[derive(PartialEq, Eq, Default, Clone, Encode, Decode, RuntimeDebug)]
pub struct SimpleShareGenesis<AccountId, Shares> {
total: Shares,
account_ownership: Vec<(AccountId, Shares)>,
}
impl<AccountId: Clone, Shares: Parameter + From<u32>> AccessGenesis<AccountId, Shares>
for SimpleShareGenesis<AccountId, Shares>
{
fn total(&self) -> Shares {
self.total.clone()
}
fn account_ownership(&self) -> Vec<(AccountId, Shares)> {
self.account_ownership.clone()
}
}
impl<AccountId: Parameter, Shares: Parameter + From<u32> + sp_std::ops::AddAssign>
From<Vec<(AccountId, Shares)>> for SimpleShareGenesis<AccountId, Shares>
{
fn from(genesis: Vec<(AccountId, Shares)>) -> SimpleShareGenesis<AccountId, Shares> {
let mut total: Shares = 0u32.into();
let mut dedup_genesis = genesis;
dedup_genesis.dedup();
for account_shares in dedup_genesis.clone() {
total += account_shares.1;
}
SimpleShareGenesis {
total,
account_ownership: dedup_genesis,
}
}
}
impl<
AccountId: Parameter,
Shares: Copy + Parameter + From<u32> + sp_std::ops::Add<Output = Shares>,
> VerifyShape for SimpleShareGenesis<AccountId, Shares>
{
fn verify_shape(&self) -> bool {
let mut sum: Shares = 0u32.into();
for ac in self.account_ownership.iter() {
sum = sum + ac.1
}
sum == self.total
}
}