Merge pull request #311 from kodadot/issue-310

fix: unlisted nfts are saved as `0` not `NULL`

Author: vikiival

src/mappings/nfts/buy.ts

@@ -26,7 +26,7 @@ export async function handleTokenBuy(context: Context): Promise<void> {
   const originalPrice = event.price
   const originalOwner = entity.currentOwner ?? undefined
 
-  entity.price = BigInt(0)
+  entity.price = null
   entity.currentOwner = event.caller
   entity.updatedAt = event.timestamp
 

src/mappings/nfts/list.ts

@@ -23,7 +23,7 @@ export async function handleTokenList(context: Context): Promise<void> {
   const id = createTokenId(event.collectionId, event.sn)
   const entity = await getWith(context.store, NE, id, { collection: true })
 
-  entity.price = event.price
+  entity.price = Boolean(event.price) ? event.price : null
 
   if (event.price && (entity.collection.floor === 0n || event.price < entity.collection.floor)) {
     entity.collection.floor = event.price

src/mappings/nfts/mint.ts

@@ -43,7 +43,7 @@ export async function handleTokenCreate(context: Context): Promise<void> {
   final.collection = collection
   final.sn = BigInt(event.sn)
   final.metadata = event.metadata || tokenUri(collection.baseUri, event.sn) || collection.metadata
-  final.price = BigInt(0)
+  final.price = null
   final.burned = false
   final.createdAt = event.timestamp
   final.updatedAt = event.timestamp

src/mappings/nfts/transfer.ts

@@ -41,7 +41,7 @@ export async function handleTokenTransfer(context: Context): Promise<void> {
   const entity = await getWith(context.store, NE, id, { collection: true })
 
   const oldOwner = entity.currentOwner
-  entity.price = BigInt(0)
+  entity.price = null
   entity.currentOwner = event.to
   entity.updatedAt = event.timestamp
 

src/mappings/uniques/buy.ts

@@ -26,7 +26,7 @@ export async function handleTokenBuy(context: Context): Promise<void> {
   const originalPrice = event.price
   const originalOwner = entity.currentOwner ?? undefined
 
-  entity.price = BigInt(0)
+  entity.price = null
   entity.currentOwner = event.caller
   entity.updatedAt = event.timestamp
 

src/mappings/uniques/list.ts

@@ -23,7 +23,7 @@ export async function handleTokenList(context: Context): Promise<void> {
   const id = createTokenId(event.collectionId, event.sn)
   const entity = await getWith(context.store, NE, id, { collection: true })
 
-  entity.price = event.price
+  entity.price = Boolean(event.price) ? event.price : null
 
   if (event.price && (entity.collection.floor === 0n || event.price < entity.collection.floor)) {
     entity.collection.floor = event.price

src/mappings/uniques/mint.ts

@@ -43,7 +43,7 @@ export async function handleTokenCreate(context: Context): Promise<void> {
   final.collection = collection
   final.sn = BigInt(event.sn)
   final.metadata = event.metadata || collection.metadata
-  final.price = BigInt(0)
+  final.price = null
   final.burned = false
   final.createdAt = event.timestamp
   final.updatedAt = event.timestamp

src/mappings/uniques/transfer.ts

@@ -24,7 +24,7 @@ export async function handleTokenTransfer(context: Context): Promise<void> {
   const entity = await getWith(context.store, NE, id, { collection: true })
 
   const oldOwner = entity.currentOwner
-  entity.price = BigInt(0)
+  entity.price = null
   entity.currentOwner = event.to
   entity.updatedAt = event.timestamp