charlie-contract: charge and allowance in gas points

contracts/charlie/src/state.rs

@@ -19,8 +19,8 @@ impl Charlie {
 
     /// calling this method will be paid by the contract
     pub fn pay(&mut self) {
-        const ALLOWANCE: u64 = 10_000_000;
-        let allowance = ALLOWANCE * Self::gas_price();
+        const ALLOWANCE: u64 = 40_000_000;
+        let allowance = ALLOWANCE / Self::gas_price();
         // this call is paid for by the contract, up to 'allowance'
         rusk_abi::set_allowance(allowance);
     }
@@ -30,8 +30,8 @@ impl Charlie {
     /// the execution cost, transaction will fail
     /// and contract balance won't be affected
     pub fn pay_and_fail(&mut self) {
-        const ALLOWANCE: u64 = 2_000_000;
-        let allowance = ALLOWANCE * Self::gas_price();
+        const ALLOWANCE: u64 = 8_000_000;
+        let allowance = ALLOWANCE / Self::gas_price();
         // this call is paid for by the contract, up to 'allowance'
         rusk_abi::set_allowance(allowance);
     }
@@ -40,8 +40,8 @@ impl Charlie {
     /// increased so that contract can earn the difference between
     /// the contract's charge and the cost of gas actually spent
     pub fn earn(&mut self) {
-        const CHARGE: u64 = 20_000_000;
-        let charge = CHARGE * Self::gas_price();
+        const CHARGE: u64 = 80_000_000;
+        let charge = CHARGE / Self::gas_price();
         // charging 'charge' for the call
         rusk_abi::set_charge(charge);
     }
@@ -51,8 +51,8 @@ impl Charlie {
     /// the actual execution cost, as a result the transaction will fail
     /// and contract balance won't be affected
     pub fn earn_and_fail(&mut self) {
-        const CHARGE: u64 = 2_000_000;
-        let charge = CHARGE * Self::gas_price();
+        const CHARGE: u64 = 8_000_000;
+        let charge = CHARGE / Self::gas_price();
         // charging 'charge' for the call
         rusk_abi::set_charge(charge);
     }