From 63586615eae9b484ad0276277674659c263f64fb Mon Sep 17 00:00:00 2001
From: Xiliang Chen <xlchen1291@gmail.com>
Date: Fri, 23 Oct 2020 00:06:15 +1300
Subject: [PATCH] avoid CID (#306)
---
nft/src/lib.rs | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/nft/src/lib.rs b/nft/src/lib.rs
index cd49832..06bdf6b 100644
--- a/nft/src/lib.rs
+++ b/nft/src/lib.rs
@@ -31,13 +31,11 @@ use sp_std::vec::Vec;
mod mock;
mod tests;
-pub type CID = Vec<u8>;
-
/// Class info
#[derive(Encode, Decode, Clone, Eq, PartialEq, RuntimeDebug)]
pub struct ClassInfo<TokenId, AccountId, Data> {
/// Class metadata
- pub metadata: CID,
+ pub metadata: Vec<u8>,
/// Total issuance for the class
pub total_issuance: TokenId,
/// Class owner
@@ -50,7 +48,7 @@ pub struct ClassInfo<TokenId, AccountId, Data> {
#[derive(Encode, Decode, Clone, Eq, PartialEq, RuntimeDebug)]
pub struct TokenInfo<AccountId, Data> {
/// Token metadata
- pub metadata: CID,
+ pub metadata: Vec<u8>,
/// Token owner
pub owner: AccountId,
/// Token Properties
@@ -119,7 +117,11 @@ decl_module! {
impl<T: Trait> Module<T> {
/// Create NFT(non fungible token) class
- pub fn create_class(owner: &T::AccountId, metadata: CID, data: T::ClassData) -> Result<T::ClassId, DispatchError> {
+ pub fn create_class(
+ owner: &T::AccountId,
+ metadata: Vec<u8>,
+ data: T::ClassData,
+ ) -> Result<T::ClassId, DispatchError> {
let class_id = NextClassId::<T>::try_mutate(|id| -> Result<T::ClassId, DispatchError> {
let current_id = *id;
*id = id.checked_add(&One::one()).ok_or(Error::<T>::NoAvailableClassId)?;
@@ -159,7 +161,7 @@ impl<T: Trait> Module<T> {
pub fn mint(
owner: &T::AccountId,
class_id: T::ClassId,
- metadata: CID,
+ metadata: Vec<u8>,
data: T::TokenData,
) -> Result<T::TokenId, DispatchError> {
NextTokenId::<T>::try_mutate(|id| -> Result<T::TokenId, DispatchError> {
--
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