feat: support v5 SDK for ERC721 sig mint+prepare (#620)

* feat: support v5 SDK for ERC721 sig mint+prepare

* reuse existing type

* wip

* add domain

* update comments

* use integer types for dates

Author: arcoraven

src/server/routes/contract/extensions/erc721/read/signatureGenerate.ts

@@ -11,10 +11,13 @@ import { thirdwebClient } from "../../../../../../utils/sdk";
 import { thirdwebSdkVersionSchema } from "../../../../../schemas/httpHeaders/thirdwebSdkVersion";
 import {
   ercNFTResponseType,
-  nftInputSchema,
   signature721InputSchema,
   signature721OutputSchema,
 } from "../../../../../schemas/nft";
+import {
+  signature721InputSchemaV5,
+  signature721OutputSchemaV5,
+} from "../../../../../schemas/nft/v5";
 import {
   erc721ContractParamSchema,
   standardResponseSchema,
@@ -31,34 +34,9 @@ const responseSchemaV4 = Type.Object({
 });
 
 // v5 sdk
-const requestBodySchemaV5 = Type.Intersect([
-  Type.Object({
-    to: Type.String(),
-    metadata: Type.Union([nftInputSchema, Type.String()]),
-    royaltyRecipient: Type.Optional(Type.String()),
-    royaltyBps: Type.Optional(Type.Number()),
-    primarySaleRecipient: Type.Optional(Type.String()),
-    price: Type.Optional(Type.String()),
-    priceInWei: Type.Optional(Type.String()),
-    currency: Type.Optional(Type.String()),
-    validityStartTimestamp: Type.Integer(),
-    validityEndTimestamp: Type.Optional(Type.Integer()),
-    uid: Type.Optional(Type.String()),
-  }),
-]);
+const requestBodySchemaV5 = signature721InputSchemaV5;
 const responseSchemaV5 = Type.Object({
-  payload: Type.Object({
-    to: Type.String(),
-    royaltyRecipient: Type.String(),
-    royaltyBps: Type.String(),
-    primarySaleRecipient: Type.String(),
-    uri: Type.String(),
-    price: Type.String(),
-    currency: Type.String(),
-    validityStartTimestamp: Type.Integer(),
-    validityEndTimestamp: Type.Integer(),
-    uid: Type.String(),
-  }),
+  payload: signature721OutputSchemaV5,
   signature: Type.String(),
 });
 
@@ -172,7 +150,9 @@ export async function erc721SignatureGenerate(fastify: FastifyInstance) {
             price,
             priceInWei: maybeBigInt(priceInWei),
             currency: currency as Address | undefined,
-            validityStartTimestamp: new Date(validityStartTimestamp * 1000),
+            validityStartTimestamp: validityStartTimestamp
+              ? new Date(validityStartTimestamp * 1000)
+              : undefined,
             validityEndTimestamp: validityEndTimestamp
               ? new Date(validityEndTimestamp * 1000)
               : undefined,