add ZaCoinRefill

Exchanger/config.json

@@ -1 +0,0 @@
-{"name":"Exchanger","abi":{"methods":[{"name":"_initialize","offset":0,"parameters":[],"returntype":"Void","safe":false},{"name":"_deploy","offset":31,"parameters":[{"name":"data","type":"Any"},{"name":"isUpdate","type":"Boolean"}],"returntype":"Void","safe":false},{"name":"buyZaCoin","offset":126,"parameters":[{"name":"count","type":"Integer"}],"returntype":"Void","safe":false},{"name":"onNEP17Payment","offset":161,"parameters":[{"name":"from","type":"Hash160"},{"name":"amount","type":"Integer"},{"name":"data","type":"Any"}],"returntype":"Void","safe":false}],"events":[]},"features":{},"groups":[],"permissions":[{"contract":"*","methods":"*"}],"supportedstandards":[],"trusts":[],"extra":null}

Exchanger/exchanger.go

@@ -1,103 +0,0 @@
-package Exchanger
-
-import (
-	"github.com/nspcc-dev/neo-go/pkg/interop"
-	"github.com/nspcc-dev/neo-go/pkg/interop/contract"
-	"github.com/nspcc-dev/neo-go/pkg/interop/runtime"
-	"github.com/nspcc-dev/neo-go/pkg/interop/storage"
-	"github.com/nspcc-dev/neo-go/pkg/interop/native/gas"
-	"github.com/nspcc-dev/neo-go/pkg/interop/lib/address"
-	//"github.com/nspcc-dev/neo-go/pkg/interop/util"
-)
-
-const (
-	zaCoinHashKey = "zaCoinHash"
-)
-
-var walletAddress = address.ToHash160("NXbLSnHA8dNuMUPUSNNivx7XFucN1w5bRq")
-
-func _deploy(data interface{}, isUpdate bool) {
-	if isUpdate {
-		return
-	}
-
-	args := data.(struct {
-		zaCoinHash interop.Hash160
-	})
-
-	if len(args.zaCoinHash) != interop.Hash160Len {
-		panic("Invalid hash of zaCoin contract")
-	}
-
-	ctx := storage.GetContext()
-	storage.Put(ctx, zaCoinHashKey, args.zaCoinHash)
-}
-
-func BuyZaCoin(count int) {
-	ctx := storage.GetContext()
-	playerOwner := runtime.GetScriptContainer().Sender
-
-	//balanceBefore := gas.BalanceOf(runtime.GetExecutingScriptHash())
-	gasTransfer(playerOwner, count)
-	//balanceAfter := gas.BalanceOf(runtime.GetExecutingScriptHash())
-
-	changePlayerBalance(ctx, playerOwner, count)
-	//if (balanceBefore - balanceAfter == count) {
-	//	changePlayerBalance(ctx, playerOwner, count)
-	//} else {
-	//	util.Abort()
-	//}
-}
-
-func OnNEP17Payment(from interop.Hash160, amount int, data any) {
-	zacoinStr := "zacoin"
-	ctx := storage.GetContext()
-	zaCoinHash := storage.Get(ctx, zaCoinHashKey).(interop.Hash160)
-
-	callingHash := runtime.GetCallingScriptHash()
-	if data == zacoinStr {
-		if !callingHash.Equals(zaCoinHash) {
-			panic("only ZC is accepted")
-		}
-	} else {
-		if !callingHash.Equals(gas.Hash) {
-		panic("only GAS is accepted")
-		}
-	}
-}
-
-func gasTransfer(playerOwner interop.Hash160, gasCount int) {
-	contractHash := runtime.GetExecutingScriptHash()
-
-
-        transferredGas := gas.Transfer(playerOwner, contractHash, gasCount, nil)
-
-        if !transferredGas {
-              panic("Failed to transfer gas")
-        }
-}
-
-
-func changePlayerBalance(ctx storage.Context, playerOwner interop.Hash160, balanceChange int) {
-	zaCoinHash := storage.Get(ctx, zaCoinHashKey).(interop.Hash160)
-	playerContract := runtime.GetExecutingScriptHash()
-
-	var from, to interop.Hash160
-	var transferAmount int
-	if balanceChange > 0 {
-		// Transfer funds from contract to player owner
-		from = playerContract
-		to = playerOwner
-		transferAmount = balanceChange
-	} else {
-		// Transfer funds from player owner to contract
-		from = playerOwner
-		to = playerContract
-		transferAmount = -balanceChange // We flip sender/receiver, but keep amount positive
-	}
-
-	transferred := contract.Call(zaCoinHash, "transfer", contract.All, from, to, transferAmount, "zacoin").(bool)
-	if !transferred {
-		panic("failed to transfer zaCoins")
-	}
-}

Exchanger/exchanger.yml

@@ -1,5 +0,0 @@
-name: Exchanger
-supportedstandards: []
-events:
-permissions:
-  - methods: "*"

ZaCoinRefill/config.json

@@ -0,0 +1 @@
+{"name":"Exchanger","abi":{"methods":[{"name":"_deploy","offset":0,"parameters":[{"name":"data","type":"Any"},{"name":"isUpdate","type":"Boolean"}],"returntype":"Void","safe":false},{"name":"getZaCoin","offset":95,"parameters":[],"returntype":"Void","safe":false},{"name":"onNEP17Payment","offset":244,"parameters":[{"name":"from","type":"Hash160"},{"name":"amount","type":"Integer"},{"name":"data","type":"Any"}],"returntype":"Void","safe":false}],"events":[{"name":"playerBalance","parameters":[{"name":"int","type":"Integer"}]}]},"features":{},"groups":[],"permissions":[{"contract":"*","methods":"*"}],"supportedstandards":[],"trusts":[],"extra":null}

ZaCoinRefill/zaCoinRefill.go

@@ -0,0 +1,68 @@
+package Exchanger
+
+import (
+	"github.com/nspcc-dev/neo-go/pkg/interop"
+	"github.com/nspcc-dev/neo-go/pkg/interop/contract"
+	"github.com/nspcc-dev/neo-go/pkg/interop/runtime"
+	"github.com/nspcc-dev/neo-go/pkg/interop/storage"
+)
+
+const (
+	zaCoinHashKey = "zaCoinHash"
+	minZaCoin = 5
+	zaCoinForTransfer = 50
+)
+
+
+func _deploy(data interface{}, isUpdate bool) {
+	if isUpdate {
+		return
+	}
+
+	args := data.(struct {
+		zaCoinHash interop.Hash160
+	})
+
+	if len(args.zaCoinHash) != interop.Hash160Len {
+		panic("Invalid hash of zaCoin contract")
+	}
+
+	ctx := storage.GetContext()
+	storage.Put(ctx, zaCoinHashKey, args.zaCoinHash)
+}
+
+func GetZaCoin() {
+	ctx := storage.GetContext()
+	playerOwner := runtime.GetScriptContainer().Sender
+
+	zaCoinHash := storage.Get(ctx, zaCoinHashKey).(interop.Hash160)
+	playerBalance := contract.Call(zaCoinHash, "balanceOf", contract.ReadStates, playerOwner).(int)
+	if playerBalance < minZaCoin {
+		changePlayerBalance(ctx, playerOwner, zaCoinForTransfer)
+	}
+
+	playerBalance = contract.Call(zaCoinHash, "balanceOf", contract.ReadStates, playerOwner).(int)
+        runtime.Notify("playerBalance", playerBalance)
+
+}
+
+func OnNEP17Payment(from interop.Hash160, amount int, data any) {
+	ctx := storage.GetContext()
+	zaCoinHash := storage.Get(ctx, zaCoinHashKey).(interop.Hash160)
+
+	callingHash := runtime.GetCallingScriptHash()
+	if !callingHash.Equals(zaCoinHash) {
+		panic("only ZC is accepted")
+	}
+}
+
+
+func changePlayerBalance(ctx storage.Context, playerOwner interop.Hash160, transferAmount int) {
+	zaCoinHash := storage.Get(ctx, zaCoinHashKey).(interop.Hash160)
+	playerContract := runtime.GetExecutingScriptHash()
+
+	transferred := contract.Call(zaCoinHash, "transfer", contract.All,  playerContract, playerOwner, transferAmount, nil).(bool)
+	if !transferred {
+		panic("failed to transfer zaCoins")
+	}
+}

ZaCoinRefill/zaCoinRefill.yml

@@ -0,0 +1,11 @@
+name: Exchanger
+supportedstandards: []
+events:
+  - name: "playerBalance"
+    parameters:
+      - name: "int"
+        type: "Integer"
+permissions:
+  - methods: "*"
+    events:
+      - "playerBalance"