Merge pull request #4 from FastLane-Labs/bundle-type

Add bundle type

types/bundle.go

@@ -0,0 +1,49 @@
+package types
+
+import (
+	"math/big"
+
+	"github.com/ethereum/go-ethereum/common/hexutil"
+)
+
+// External representation of a bundle
+type BundleRaw struct {
+	ChainId          *hexutil.Big        `json:"chainId"`
+	UserOperation    *UserOperationRaw   `json:"userOperation"`
+	SolverOperations SolverOperationsRaw `json:"solverOperations"`
+	DAppOperation    *DAppOperationRaw   `json:"dAppOperation"`
+}
+
+func (b *BundleRaw) Decode() *Bundle {
+	return &Bundle{
+		ChainId:          b.ChainId.ToInt().Uint64(),
+		UserOperation:    b.UserOperation.Decode(),
+		SolverOperations: b.SolverOperations.Decode(),
+		DAppOperation:    b.DAppOperation.Decode(),
+	}
+}
+
+// Internal representation of a bundle
+type Bundle struct {
+	ChainId          uint64
+	UserOperation    *UserOperation
+	SolverOperations SolverOperations
+	DAppOperation    *DAppOperation
+}
+
+func (b *Bundle) Sanitize() {
+	b.UserOperation.Sanitize()
+	b.DAppOperation.Sanitize()
+	b.SolverOperations.Sanitize()
+}
+
+func (b *Bundle) EncodeToRaw() *BundleRaw {
+	b.Sanitize()
+
+	return &BundleRaw{
+		ChainId:          (*hexutil.Big)(big.NewInt(int64(b.ChainId))),
+		UserOperation:    b.UserOperation.EncodeToRaw(),
+		SolverOperations: b.SolverOperations.EncodeToRaw(),
+		DAppOperation:    b.DAppOperation.EncodeToRaw(),
+	}
+}