Merge pull request #201 from Bytom/v0.1

[bytom/vapor.git] / asset / builder.go

diff --git a/asset/builder.go b/asset/builder.go
deleted file mode 100644 (file)
index 44f9441..0000000
--- a/asset/builder.go
+++ /dev/null
@@ -1,72 +0,0 @@
-package asset
-
-import (
-       "context"
-       "crypto/rand"
-       "encoding/json"
-       "time"
-
-       log "github.com/sirupsen/logrus"
-
-       "github.com/vapor/blockchain/signers"
-       "github.com/vapor/blockchain/txbuilder"
-       "github.com/vapor/protocol/bc"
-       "github.com/vapor/protocol/bc/types"
-)
-
-//NewIssueAction create a new asset issue action
-func (reg *Registry) NewIssueAction(assetAmount bc.AssetAmount) txbuilder.Action {
-       return &issueAction{
-               assets:      reg,
-               AssetAmount: assetAmount,
-       }
-}
-
-//DecodeIssueAction unmarshal JSON-encoded data of asset issue action
-func (reg *Registry) DecodeIssueAction(data []byte) (txbuilder.Action, error) {
-       a := &issueAction{assets: reg}
-       err := json.Unmarshal(data, a)
-       return a, err
-}
-
-type issueAction struct {
-       assets *Registry
-       bc.AssetAmount
-       Arguments []txbuilder.ContractArgument `json:"arguments"`
-}
-
-func (a *issueAction) Build(ctx context.Context, builder *txbuilder.TemplateBuilder) error {
-       if a.AssetId.IsZero() {
-               return txbuilder.MissingFieldsError("asset_id")
-       }
-
-       asset, err := a.assets.FindByID(ctx, a.AssetId)
-       if err != nil {
-               return err
-       }
-
-       var nonce [8]byte
-       _, err = rand.Read(nonce[:])
-       if err != nil {
-               return err
-       }
-
-       txin := types.NewIssuanceInput(nonce[:], a.Amount, asset.IssuanceProgram, nil, asset.RawDefinitionByte)
-       tplIn := &txbuilder.SigningInstruction{}
-       if asset.Signer != nil {
-               path := signers.GetBip0032Path(asset.Signer, signers.AssetKeySpace)
-               tplIn.AddRawWitnessKeys(asset.Signer.XPubs, path, asset.Signer.Quorum)
-       } else if a.Arguments != nil {
-               if err := txbuilder.AddContractArgs(tplIn, a.Arguments); err != nil {
-                       return err
-               }
-       }
-
-       log.Info("Issue action build")
-       builder.RestrictMinTime(time.Now())
-       return builder.AddInput(txin, tplIn)
-}
-
-func (a *issueAction) ActionType() string {
-       return "issue"
-}