test_basic_nft.gno

 1package mynft2
 2
 3import (
 4	"strconv"
 5	"chain/runtime"
 6	"gno.land/p/demo/tokens/grc721"
 7	"gno.land/r/pierre115/nftregistry"
 8)
 9
10// Basic nft interface
11type NFTCollection interface {
12	grc721.IGRC721
13	Mint(to address, tid grc721.TokenID) error
14	Getter() grc721.NFTGetter
15}
16
17var (
18	nft         NFTCollection
19	nextTokenId = 1
20)
21
22func init() {
23	nft = grc721.NewBasicNFT("Test NFT Collection", "TEST")
24	// register on nft registry realm dont work in init
25}
26
27// Register registers this collection on the NFT registry
28// Must be called manually after deployment
29func Register(_ realm) {
30	nftregistry.RegisterCollection(
31		"art",                    // category
32		"My awesome NFT collection", // description
33		"https://example.com",    // externalURL
34		nft.Getter(),
35	)
36}
37
38// public function to mint an NFT
39func MintNFT(_ realm) int {
40	caller := runtime.PreviousRealm().Address()
41	tokenId := grc721.TokenID(strconv.Itoa(nextTokenId))
42
43	// call of the interface mint method
44	err := nft.Mint(caller, tokenId)  // mint =! Mint
45	if err != nil {
46		panic(err.Error())
47	}
48
49	nextTokenId++
50	return nextTokenId - 1
51}
52
53// SetApprovalForAll
54func SetApprovalForAll(_ realm, operator address, approved bool) {
55	err := nft.SetApprovalForAll(operator, approved)
56	if err != nil {
57		panic(err.Error())
58	}
59}
60
61func Getter() grc721.NFTGetter {
62	return nft.Getter()
63}
64
65func Render(path string) string {
66	output := "# My test collection\n\n"
67
68	return output
69}