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A0-1236: Minting and burning reward tokens #657

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Merged
h4nsu merged 10 commits into from
Oct 12, 2022
Merged

A0-1236: Minting and burning reward tokens #657

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cd0bc94
Import changes from previous draft
Oct 10, 2022
7689351
Adapt scripts for cargo-contract 1.5.0
Oct 10, 2022
dc0425e
Implement custom minting and burning with access control checks
Oct 11, 2022
a75d566
Update openbrush dependency
Oct 11, 2022
c2370cd
Stitch together, grant privileges
Oct 11, 2022
0772101
Yo dawg I heard you like strings
Oct 11, 2022
c329009
Update test.sh
Oct 11, 2022
09e709a
Update cargo contract in e2e workflow
Oct 12, 2022
b3100e9
Remove Strink ;(
Oct 12, 2022
3190a15
Merge branch 'benjamin' into burnmint
Oct 12, 2022
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Implement custom minting and burning with access control checks
  • Loading branch information
Michal Handzlik committed Oct 11, 2022
commit dc0425e5beccf3d90fdf2cae518288c2dabbd02f
26 changes: 24 additions & 2 deletions contracts/game_token/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -45,8 +45,30 @@ pub mod game_token {
impl PSP22 for GameToken {}

impl PSP22Metadata for GameToken {}
impl PSP22Mintable for GameToken {}
impl PSP22Burnable for GameToken {}

impl PSP22Mintable for GameToken {
#[ink(message)]
fn mint(&mut self, account: AccountId, amount: Balance) -> Result<()> {
let caller = self.env().caller();
let this = self.env().account_id();
let required_role = Role::Minter(this);

self.check_role(caller, required_role)?;
self._mint_to(account, amount)
}
}

impl PSP22Burnable for GameToken {
#[ink(message)]
fn burn(&mut self, account: AccountId, amount: Balance) -> Result<()> {
let caller = self.env().caller();
let this = self.env().account_id();
let required_role = Role::Burner(this);

self.check_role(caller, required_role)?;
self._burn_from(account, amount)
}
}

// emit events
// https://github.com/w3f/PSPs/blob/master/PSPs/psp-22.md
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