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chaincode.go
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chaincode.go
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package cpaper
import (
"github.com/s7techlab/cckit/examples/cpaper/schema"
"github.com/s7techlab/cckit/extensions/debug"
"github.com/s7techlab/cckit/extensions/owner"
"github.com/s7techlab/cckit/router"
"github.com/s7techlab/cckit/router/param/defparam"
m "github.com/s7techlab/cckit/state/mapping"
)
var (
// State mappings
StateMappings = m.StateMappings{}.
//key namespace will be <`CommercialPaper`, Issuer, PaperNumber>
Add(&schema.CommercialPaper{}, m.PKeySchema(&schema.CommercialPaperId{}), m.List(&schema.CommercialPaperList{}))
// EventMappings
EventMappings = m.EventMappings{}.
// event name will be `IssueCommercialPaper`, payload - same as issue payload
Add(&schema.IssueCommercialPaper{}).
Add(&schema.BuyCommercialPaper{}).
Add(&schema.RedeemCommercialPaper{})
)
func NewCC() *router.Chaincode {
r := router.New(`commercial_paper`)
// Mappings for chaincode state
r.Use(m.MapStates(StateMappings))
// Mappings for chaincode events
r.Use(m.MapEvents(EventMappings))
// store in chaincode state information about chaincode first instantiator
r.Init(owner.InvokeSetFromCreator)
// method for debug chaincode state
debug.AddHandlers(r, `debug`, owner.Only)
r.
// read methods
Query(`list`, cpaperList).
// Get method has 2 params - commercial paper primary key components
Query(`get`, cpaperGet, defparam.Proto(&schema.CommercialPaperId{})).
// txn methods
Invoke(`issue`, cpaperIssue, defparam.Proto(&schema.IssueCommercialPaper{})).
Invoke(`buy`, cpaperBuy, defparam.Proto(&schema.BuyCommercialPaper{})).
Invoke(`redeem`, cpaperRedeem, defparam.Proto(&schema.RedeemCommercialPaper{})).
Invoke(`delete`, cpaperDelete, defparam.Proto(&schema.CommercialPaperId{}))
return router.NewChaincode(r)
}