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Fix collection initialization #18

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Fix collection initialization #18

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1fdfda2
Check and initialize collection
fkenji Mar 28, 2022
b9ae973
Remove duplicated code
fkenji Mar 28, 2022
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17 changes: 6 additions & 11 deletions cadence-transactions/packNFT/create_new_packNFT_collection.cdc
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Original file line number Diff line number Diff line change
Expand Up @@ -4,17 +4,12 @@ import NonFungibleToken from 0x{{.NonFungibleToken}}
transaction() {
prepare (issuer: AuthAccount) {

// Check if account already have a PackIssuer resource, if so destroy it
if issuer.borrow<&PackNFT.Collection>(from: PackNFT.CollectionStoragePath) != nil {
issuer.unlink(PackNFT.CollectionPublicPath)
let p <- issuer.load<@PackNFT.Collection>(from: PackNFT.CollectionStoragePath)
destroy p
// Only initialize account if doesn't have a PackNFT.Collection resource
if issuer.borrow<&PackNFT.Collection>(from: PackNFT.CollectionStoragePath) == nil {
issuer.save(<-PackNFT.createEmptyCollection(), to: PackNFT.CollectionStoragePath);
issuer.link<&{NonFungibleToken.CollectionPublic}>(PackNFT.CollectionPublicPath, target: PackNFT.CollectionStoragePath)
?? panic("Could not link PackNFT.Collection Pub Path");
}

issuer.save(<- PackNFT.createEmptyCollection(), to: PackNFT.CollectionStoragePath);

issuer.link<&{NonFungibleToken.CollectionPublic}>(PackNFT.CollectionPublicPath, target: PackNFT.CollectionStoragePath)
?? panic("Could not link Collection Pub Path");
}
}
}