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1import OffersV2 from 0xb8ea91944fd51c43
2import DapperOffersV2 from 0xb8ea91944fd51c43
3import TopShot from 0x0b2a3299cc857e29
4import NonFungibleToken from 0x1d7e57aa55817448
5import FungibleToken from 0xf233dcee88fe0abe
6import DapperUtilityCoin from 0xead892083b3e2c6c
7import Resolver from 0xb8ea91944fd51c43
8transaction(amount: UFix64, royalties: {Address:UFix64}, offerParamsString: {String:String}) {
9    var nftReceiver: Capability<&{NonFungibleToken.CollectionPublic}>?
10    let dapperOffer: auth(DapperOffersV2.Manager) &DapperOffersV2.DapperOffer
11    var ducVaultRef: Capability<auth(FungibleToken.Withdraw) &{FungibleToken.Vault}>
12    let resolverCapability: Capability<&{Resolver.ResolverPublic}>
13    var proxyManagerCap: Capability<auth(DapperOffersV2.ProxyManager) &DapperOffersV2.DapperOffer>
14    var ROYALITY_ADDRESS: Address
15    var ROYALITY_PERCENT: UFix64
16    prepare(signer: auth(Storage, Capabilities) &Account, dapper: auth(Storage, Capabilities) &Account) {
17        // Link the NFT collection
18        if signer.storage.borrow<&TopShot.Collection>(from: /storage/MomentCollection) == nil {
19            let collection <- TopShot.createEmptyCollection(nftType: Type<@TopShot.NFT>())
20            signer.storage.save(<-collection, to: /storage/MomentCollection)
21            signer.capabilities.unpublish(/public/MomentCollection)
22            signer.capabilities.publish(
23			    signer.capabilities.storage.issue<&TopShot.Collection>(/storage/MomentCollection),
24			    at: /public/MomentCollection
25		    )
26        }
27        self.nftReceiver = signer.capabilities.get<&{NonFungibleToken.CollectionPublic}>(/public/MomentCollection)
28        if self.nftReceiver == nil || !self.nftReceiver!.check() {
29            signer.capabilities.unpublish(/public/MomentCollection)
30            signer.capabilities.publish(
31                signer.capabilities.storage.issue<&{NonFungibleToken.CollectionPublic}>(/storage/MomentCollection),
32                at: /public/MomentCollection
33            )
34            self.nftReceiver = signer.capabilities.get<&{NonFungibleToken.CollectionPublic}>(/public/MomentCollection)
35        }
36        // Link the DapperOffer resource
37        if signer.storage.borrow<&DapperOffersV2.DapperOffer>(from: DapperOffersV2.DapperOffersStoragePath) == nil {
38            let dapperOffer <- DapperOffersV2.createDapperOffer() as! @DapperOffersV2.DapperOffer
39            signer.storage.save(<-dapperOffer, to: DapperOffersV2.DapperOffersStoragePath)
40            signer.capabilities.publish(
41                signer.capabilities.storage.issue<&DapperOffersV2.DapperOffer>(DapperOffersV2.DapperOffersStoragePath),
42                at: DapperOffersV2.DapperOffersPublicPath
43            )
44        }
45        // DapperOfferProxyManager Setup
46        if dapper.storage.borrow<&DapperOffersV2.DapperOffer>(from: DapperOffersV2.DapperOffersStoragePath) == nil {
47            let dapperOffer <- DapperOffersV2.createDapperOffer() as! @DapperOffersV2.DapperOffer
48            dapper.storage.save(<-dapperOffer, to: DapperOffersV2.DapperOffersStoragePath)
49            dapper.capabilities.publish(
50                dapper.capabilities.storage.issue<&DapperOffersV2.DapperOffer>(DapperOffersV2.DapperOffersStoragePath),
51                at: DapperOffersV2.DapperOffersPublicPath
52            )
53        }
54        // Setup Proxy Cancel for Dapper
55        let capabilityReceiver = dapper.capabilities.borrow
56            <&DapperOffersV2.DapperOffer>
57            (/public/DapperOffersV2) ?? panic("Could not borrow capability receiver reference")
58       
59        let dapperOfferProxyManagerCapPath = /storage/DapperOfferProxyManagerCapability
60        var dapperOfferProxyManagerCap = signer.storage.copy<Capability<auth(DapperOffersV2.ProxyManager) &DapperOffersV2.DapperOffer>>(from: dapperOfferProxyManagerCapPath)
61        if dapperOfferProxyManagerCap == nil || !dapperOfferProxyManagerCap!.check() {
62            self.proxyManagerCap = signer.capabilities.storage.issue<auth(DapperOffersV2.ProxyManager) &DapperOffersV2.DapperOffer>(DapperOffersV2.DapperOffersStoragePath)
63            // save capability to storage
64            signer.capabilities.storage.getController(byCapabilityID: self.proxyManagerCap.id)!.setTag("DapperOfferProxyManagerCap")
65            signer.storage.save(
66                self.proxyManagerCap,
67                to: dapperOfferProxyManagerCapPath
68            )
69        } else {
70            self.proxyManagerCap = dapperOfferProxyManagerCap!
71        }
72        capabilityReceiver.addProxyCapability(account: signer.address, cap: self.proxyManagerCap)
73        // Setup Proxy Cancel for Collection Minter
74        let minter = getAccount(0xe1f2a091f7bb5245)
75        let capabilityReceiverCollectionMinter = minter.capabilities.borrow
76            <&DapperOffersV2.DapperOffer>
77            (/public/DapperOffersV2) ?? panic("Could not borrow capability receiver reference")
78        capabilityReceiverCollectionMinter.addProxyCapability(account: signer.address, cap: self.proxyManagerCap)
79        // Get the capability to the offer creators NFT collection
80        self.nftReceiver = signer.capabilities.get<&{NonFungibleToken.CollectionPublic}>(/public/MomentCollection)
81        self.dapperOffer = signer.storage.borrow<auth(DapperOffersV2.Manager) &DapperOffersV2.DapperOffer>(from: DapperOffersV2.DapperOffersStoragePath)
82            ?? panic("Missing or mis-typed DapperOffersV2.DapperOffer")
83        let ducWithdrawCapPath = /storage/DUCWithdrawCapabilityForOffers
84        var ducWithdrawCap = dapper.storage.copy<Capability<auth(FungibleToken.Withdraw) &{FungibleToken.Vault}>>(from: ducWithdrawCapPath)
85        if ducWithdrawCap == nil || !ducWithdrawCap!.check() {
86            self.ducVaultRef = dapper.capabilities.storage.issue<auth(FungibleToken.Withdraw) &{FungibleToken.Vault}>(/storage/dapperUtilityCoinVault)
87            // save capability to storage
88            dapper.capabilities.storage.getController(byCapabilityID: self.ducVaultRef.id)!.setTag("OffersDUCWithdrawCap")
89            dapper.storage.save(
90                self.ducVaultRef,
91                to: ducWithdrawCapPath
92            )
93        } else{
94            self.ducVaultRef = ducWithdrawCap!
95        }
96        // Validate marketplace royalties
97        self.ROYALITY_ADDRESS = 0xfaf0cc52c6e3acaf
98        self.ROYALITY_PERCENT = 0.05000000
99        assert(royalties[self.ROYALITY_ADDRESS] == self.ROYALITY_PERCENT * amount, message: "Missing or mis-typed royalty information for marketplace")
100        assert(royalties.keys.length == 1, message: "please provide only one royalty address")
101        // Validate offerParamsString and resolver for type TopShotEdition
102        assert(offerParamsString.containsKey("playId"), message: "playId missing from offerParamsString")
103        assert(offerParamsString.containsKey("setId"), message: "setId missing from offerParamsString")
104        assert(offerParamsString.containsKey("resolver"), message: "resolver missing from offerParamsString")
105        assert(offerParamsString["resolver"] == Resolver.ResolverType.TopShotEdition.rawValue.toString(), message: "Invalid resolver")
106        // Setup and link offer Resolver
107        if signer.storage.borrow<&Resolver.OfferResolver>(from: /storage/OfferResolver) == nil {
108            let resolver <- Resolver.createResolver()
109            signer.storage.save(<-resolver, to: /storage/OfferResolver)
110            signer.capabilities.publish(
111                signer.capabilities.storage.issue<&Resolver.OfferResolver>(/storage/OfferResolver),
112                at: /public/OfferResolver
113			)
114        }
115        self.resolverCapability = signer.capabilities.get<&{Resolver.ResolverPublic}>(/public/OfferResolver)!
116    }
117    execute {
118        var royaltysList: [OffersV2.Royalty] = []
119        let keys = royalties.keys
120        for key in keys {
121            royaltysList.append(OffersV2.Royalty(
122                receiver: getAccount(key).capabilities.get<&{FungibleToken.Receiver}>(/public/dapperUtilityCoinReceiver)!,
123                amount: royalties[key]!
124            ))
125        }
126        offerParamsString.insert(key: "typeId", "Type<@TopShot.NFT>()")
127
128        // Set offer type based on whether subeditionId is present
129        // Backend relies on this to identify and process subedition offers
130        if offerParamsString.containsKey("subeditionId") {
131            offerParamsString.insert(key: "_type", "TopShotSubedition")
132        } else {
133            offerParamsString.insert(key: "_type", "TopShotEdition")
134        }
135
136        self.dapperOffer.createOffer(
137            vaultRefCapability: self.ducVaultRef,
138            nftReceiverCapability: self.nftReceiver!,
139            nftType: Type<@TopShot.NFT>(),
140            amount: amount,
141            royalties: royaltysList,
142            offerParamsString: offerParamsString,
143            offerParamsUFix64: {},
144            offerParamsUInt64: {},
145            resolverCapability: self.resolverCapability
146        )
147    }
148}