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example: typo of key #9

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c51432b
example: typo of key
lxex Sep 23, 2021
8d4672c
erc721: add tokenList and create
Oct 13, 2021
c9050fe
erc721: change error info
Oct 13, 2021
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33 changes: 29 additions & 4 deletions example/erc721/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -184,13 +184,19 @@ func (e *erc721) setContext(ctx code.Context) {

func (e *erc721) Initialize(ctx code.Context) code.Response {
e.setContext(ctx)
supplystr := string(ctx.Args()["supply"])
if supplystr == "" {
sup, ok := ctx.Args()["supply"]
//supplystr := string(ctx.Args()["supply"])
if !ok {
return code.Errors("Missing key: supply")
}
supplystr := string(sup)
if supplystr == "" {
return code.Errors("Null key: supply")
}

from := string(ctx.Args()["from"])
if from == "" {
return code.Errors("Missing key: supply")
return code.Errors("Missing key: from")
}

vals := e.getObject("totalsupply")
Expand All @@ -199,7 +205,7 @@ func (e *erc721) Initialize(ctx code.Context) code.Response {
num, _ := strconv.ParseInt(s, 10, 64)
for _, o := range *vals {
if num == o {
break
return code.OK(nil)
}
}
*vals = append(*vals, num)
Expand Down Expand Up @@ -237,6 +243,8 @@ func (e *erc721) Invoke(ctx code.Context) code.Response {
return e.Approve(ctx)
case "approveAll":
return e.ApproveAll(ctx)
case "create":
return e.Initialize(ctx)
default:
return code.Errors("Invalid action " + action)
}
Expand Down Expand Up @@ -372,6 +380,8 @@ func (e *erc721) Query(ctx code.Context) code.Response {
return e.balance(ctx)
case "approvalOf":
return e.approval(ctx)
case "tokenList":
return e.tokenList(ctx)
default:
return code.Errors("Invalid action " + action)
}
Expand Down Expand Up @@ -420,6 +430,21 @@ func (e *erc721) balance(ctx code.Context) code.Response {
return code.OK([]byte(resVal))
}

func (e *erc721) tokenList(ctx code.Context) code.Response {
from := string(ctx.Args()["from"])
if from == "" {
return code.Errors("Missing key: from")
}

bkey := e.makeBalanceOfKey(from)
value, err := ctx.GetObject([]byte(bkey))
if err != nil {
log.Printf("balance: get key:[%v] no exist", bkey)
return code.Errors("from donot have digit asset")
}
return code.OK(value)
}

func (e *erc721) approval(ctx code.Context) code.Response {
caller := string(ctx.Args()["to"])
if caller == "" {
Expand Down