add get_contributor (amount) func

NethermindEth · Jun 12, 2024 · e581234 · e581234
1 parent 347e930
commit e581234
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/listings/applications/crowdfunding/src/campaign.cairo b/listings/applications/crowdfunding/src/campaign.cairo
@@ -29,6 +29,7 @@ pub trait ICampaign<TContractState> {
  fn claim(ref self: TContractState);
  fn close(ref self: TContractState, reason: ByteArray);
  fn contribute(ref self: TContractState, amount: u256);
+ fn get_contribution(self: @TContractState, contributor: ContractAddress) -> u256;
  fn get_contributions(self: @TContractState) -> Array<(ContractAddress, u256)>;
  fn get_details(self: @TContractState) -> Details;
  fn start(ref self: TContractState);
@@ -217,6 +218,10 @@ pub mod Campaign {
  self.emit(Event::ContributionMade(ContributionMade { contributor, amount }));
  }
 
+ fn get_contribution(self: @ContractState, contributor: ContractAddress) -> u256 {
+ self.contributions.get(contributor)
+ }
+
  fn get_contributions(self: @ContractState) -> Array<(ContractAddress, u256)> {
  self.contributions.get_contributions_as_arr()
  }