Emerald Academy

In order for a child account to be accessible to a parent, it must first be redeemed. While redeeming, you can set some metadata about the child account to make it easily identifiable to platforms. Note that the child account must already be set up and published.

This snippet was taken from Flowty’s Developer Docs.

cadence

		
			import HybridCustody from 0xd8a7e05a7ac670c0
import CapabilityFactory from 0xd8a7e05a7ac670c0
import CapabilityFilter from 0xd8a7e05a7ac670c0
import MetadataViews from 0x1d7e57aa55817448

transaction(childAddress: Address, name: String, description: String, thumbnailURL: String) {
    prepare(acct: AuthAccount) {
        if acct.borrow<&HybridCustody.Manager>(from: HybridCustody.ManagerStoragePath) == nil {
            let m <- HybridCustody.createManager(filter: nil)
            acct.save(<- m, to: HybridCustody.ManagerStoragePath)

            acct.unlink(HybridCustody.ManagerPublicPath)
            acct.unlink(HybridCustody.ManagerPrivatePath)

            acct.link<&HybridCustody.Manager{HybridCustody.ManagerPrivate, HybridCustody.ManagerPublic}>(HybridCustody.ManagerPrivatePath, target: HybridCustody.ManagerStoragePath)
            acct.link<&HybridCustody.Manager{HybridCustody.ManagerPublic}>(HybridCustody.ManagerPublicPath, target: HybridCustody.ManagerStoragePath)
        }

        let inboxName = HybridCustody.getChildAccountIdentifier(acct.address)
        let cap = acct.inbox.claim<&HybridCustody.ChildAccount{HybridCustody.AccountPrivate, HybridCustody.AccountPublic, MetadataViews.Resolver}>(inboxName, provider: childAddress)
            ?? panic("child account cap not found")

        let manager = acct.borrow<&HybridCustody.Manager>(from: HybridCustody.ManagerStoragePath)
            ?? panic("manager no found")

        manager.addAccount(cap: cap)

        let thumbnail = MetadataViews.HTTPFile(url: thumbnailURL)
        let display = MetadataViews.Display(name: name, description: description, thumbnail: thumbnail)
        manager.setChildAccountDisplay(address: childAddress, display)
    }
}

Account Linking - Redeem a Child Account