mint.gno

 1package guardians_pilot_v1
 2
 3import (
 4	"chain"
 5	"chain/runtime/unsafe"
 6	"gno.land/p/nt/ufmt/v0"
 7)
 8
 9// Mint applies an explicit free/paid split in one atomic direct-user call.
10// The caller reviews the split and payment in Adena before signing.
11func Mint(cur realm, freeQuantity, paidQuantity, allowance int, unitPrice int64, proof string) {
12	if !cur.Previous().IsUserCall() {
13		panic("guardians: only direct user calls can mint")
14	}
15	if SalePhase() != salePhaseOpen {
16		panic("guardians: sale is not active")
17	}
18	if freeQuantity < 0 || freeQuantity > 1 || paidQuantity < 0 || paidQuantity > 3 {
19		panic("guardians: invalid free/paid quantity")
20	}
21	quantity := freeQuantity + paidQuantity
22	assertMintQuantity(quantity)
23	caller := cur.Previous().Address()
24	if freeQuantity > 0 {
25		if allowance != 1 || unitPrice != 0 || !VerifyAllowlist(caller, allowance, unitPrice, proof) {
26			panic("guardians: invalid free-mint proof")
27		}
28		assertSaleMint(freeQuantity, AllowlistMinted(caller), saleConfig.allowlistLimit)
29	} else if allowance != 0 || unitPrice != 0 || proof != "" {
30		panic("guardians: unexpected free-mint arguments")
31	}
32	if paidQuantity > 0 {
33		assertSaleMint(paidQuantity, PublicMinted(caller), saleConfig.publicLimit)
34	}
35	required := int64(0)
36	if paidQuantity > 0 {
37		required = requiredPayment(saleConfig.publicPrice, paidQuantity)
38	}
39	sent := unsafe.OriginSend()
40	assertExactPayment(sent, required)
41	mintTokens(caller, quantity)
42	if freeQuantity > 0 {
43		allowlistMintedByWallet.Set(caller.String(), AllowlistMinted(caller)+freeQuantity)
44	}
45	if paidQuantity > 0 {
46		publicMintedByWallet.Set(caller.String(), PublicMinted(caller)+paidQuantity)
47	}
48	forwardPayment(cur, sent)
49	chain.Emit("PilotMint", "minter", caller.String(), "free", ufmt.Sprintf("%d", freeQuantity), "paid", ufmt.Sprintf("%d", paidQuantity), "payment", ufmt.Sprintf("%d", required))
50}