git.delta.rocks / unique-network / refs/commits / 2e2e4a210638

difftreelog

Merge branch 'develop' into feature/NFTPAR-90

Greg Zaitsev2020-10-02parents: #fa2ebd3 #3f41342.patch.diff
in: master

7 files changed

modifiedREADME.mddiffbeforeafterboth
--- a/README.md
+++ b/README.md
@@ -142,6 +142,12 @@
     "enable_println": "bool",
     "max_subject_len": "u32"
   },
+  "AccessMode": {
+    "_enum": [
+      "Normal",
+      "WhiteList"
+    ]
+  },
   "CollectionMode": {
     "_enum": {
       "Invalid": null,
@@ -181,12 +187,13 @@
   "CollectionType": {
     "Owner": "AccountId",
     "Mode": "CollectionMode",
-    "Access": "u8",
+    "Access": "AccessMode",
     "DecimalPoints": "u32",
     "Name": "Vec<u16>",
     "Description": "Vec<u16>",
     "TokenPrefix": "Vec<u8>",
     "CustomDataSize": "u32",
+    "MintMode": "bool",
     "OffchainSchema": "Vec<u8>",
     "Sponsor": "AccountId",
     "UnconfirmedSponsor": "AccountId"
@@ -196,4 +203,5 @@
   "LookupSource": "AccountId",
   "Weight": "u64"
 }
+
 ```
\ No newline at end of file
modifiednode/src/chain_spec.rsdiffbeforeafterboth
--- a/node/src/chain_spec.rs
+++ b/node/src/chain_spec.rs
@@ -1,8 +1,9 @@
-use nft_runtime::{
-    AccountId, AuraConfig, BalancesConfig, GenesisConfig, GrandpaConfig, Signature, SudoConfig,
-    SystemConfig, WASM_BINARY,
-};
-use nft_runtime::{ContractsConfig, ContractsSchedule};
+// use nft_runtime::{
+//     AccountId, AuraConfig, BalancesConfig, GenesisConfig, GrandpaConfig, Signature, SudoConfig,
+//     SystemConfig, WASM_BINARY,
+// };
+// use nft_runtime::{ContractsConfig, ContractsSchedule, NftConfig, CollectionType};
+use nft_runtime::*;
 use sc_service::ChainType;
 use sp_consensus_aura::sr25519::AuthorityId as AuraId;
 use sp_core::{sr25519, Pair, Public};
@@ -128,6 +129,25 @@
                 .collect(),
         }),
         sudo: Some(SudoConfig { key: root_key }),
+        nft: Some(NftConfig {
+            collection: vec![(1, CollectionType { 
+                owner: get_account_id_from_seed::<sr25519::Public>("Alice"),
+                mode: CollectionMode::NFT(50),
+                access: AccessMode::Normal,
+                decimal_points: 0,
+                name: vec!(),
+                description: vec!(),
+                token_prefix: vec!(),
+                custom_data_size: 50,
+                mint_mode: false,
+                offchain_schema: vec!(),
+                sponsor: get_account_id_from_seed::<sr25519::Public>("Alice"),
+                unconfirmed_sponsor: get_account_id_from_seed::<sr25519::Public>("Alice"),
+            })],
+            nft_item_id: vec!(),
+            fungible_item_id: vec!(),
+            refungible_item_id: vec!(),
+        }),
         contracts: Some(ContractsConfig {
             current_schedule: ContractsSchedule {
                 enable_println,
modifiedpallets/nft/src/lib.rsdiffbeforeafterboth
--- a/pallets/nft/src/lib.rs
+++ b/pallets/nft/src/lib.rs
@@ -1,7 +1,8 @@
 #![cfg_attr(not(feature = "std"), no_std)]
 
-/// For more guidance on Substrate FRAME, see the example pallet
-/// https://github.com/paritytech/substrate/blob/master/frame/example/src/lib.rs
+#[cfg(feature = "std")]
+pub use serde::*;
+
 use codec::{Decode, Encode};
 pub use frame_support::{
     construct_runtime, decl_event, decl_module, decl_storage,
@@ -32,7 +33,6 @@
     },
     FixedPointOperand, FixedU128,
 };
-use sp_std::prelude::*;
 
 #[cfg(test)]
 mod mock;
@@ -40,7 +40,11 @@
 #[cfg(test)]
 mod tests;
 
-#[derive(Encode, Decode, Debug, Eq, Clone, PartialEq)]
+// Structs
+// #region
+
+#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub enum CollectionMode {
     Invalid,
     // custom data size
@@ -62,7 +66,8 @@
     }
 }
 
-#[derive(Encode, Decode, Debug, Clone, PartialEq)]
+#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub enum AccessMode {
     Normal,
     WhiteList,
@@ -79,15 +84,15 @@
     }
 }
 
-#[derive(Encode, Decode, Default, Clone, PartialEq)]
-#[cfg_attr(feature = "std", derive(Debug))]
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub struct Ownership<AccountId> {
     pub owner: AccountId,
     pub fraction: u128,
 }
 
-#[derive(Encode, Decode, Default, Clone, PartialEq)]
-#[cfg_attr(feature = "std", derive(Debug))]
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub struct CollectionType<AccountId> {
     pub owner: AccountId,
     pub mode: CollectionMode,
@@ -97,51 +102,52 @@
     pub description: Vec<u16>, // 256 include null escape char
     pub token_prefix: Vec<u8>, // 16 include null escape char
     pub custom_data_size: u32,
+    pub mint_mode: bool,
     pub offchain_schema: Vec<u8>,
     pub sponsor: AccountId, // Who pays fees. If set to default address, the fees are applied to the transaction sender
     pub unconfirmed_sponsor: AccountId, // Sponsor address that has not yet confirmed sponsorship
 }
 
-#[derive(Encode, Decode, Default, Clone, PartialEq)]
-#[cfg_attr(feature = "std", derive(Debug))]
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub struct CollectionAdminsType<AccountId> {
     pub admin: AccountId,
     pub collection_id: u64,
 }
 
-#[derive(Encode, Decode, Default, Clone, PartialEq)]
-#[cfg_attr(feature = "std", derive(Debug))]
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub struct NftItemType<AccountId> {
     pub collection: u64,
     pub owner: AccountId,
     pub data: Vec<u8>,
 }
 
-#[derive(Encode, Decode, Default, Clone, PartialEq)]
-#[cfg_attr(feature = "std", derive(Debug))]
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub struct FungibleItemType<AccountId> {
     pub collection: u64,
     pub owner: AccountId,
     pub value: u128,
 }
 
-#[derive(Encode, Decode, Default, Clone, PartialEq)]
-#[cfg_attr(feature = "std", derive(Debug))]
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub struct ReFungibleItemType<AccountId> {
     pub collection: u64,
     pub owner: Vec<Ownership<AccountId>>,
     pub data: Vec<u8>,
 }
 
-#[derive(Encode, Decode, Default, Clone, PartialEq)]
-#[cfg_attr(feature = "std", derive(Debug))]
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub struct ApprovePermissions<AccountId> {
     pub approved: AccountId,
     pub amount: u64,
 }
 
-#[derive(Encode, Decode, Default, Clone, PartialEq)]
-#[cfg_attr(feature = "std", derive(Debug))]
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
 pub struct VestingItem<AccountId, Moment> {
     pub sender: AccountId,
     pub recipient: AccountId,
@@ -155,6 +161,8 @@
     type Event: From<Event<Self>> + Into<<Self as system::Trait>::Event>;
 }
 
+// #endregion
+
 decl_storage! {
     trait Store for Module<T: Trait> as Nft {
 
@@ -164,7 +172,7 @@
         ChainVersion: u64;
         ItemListIndex: map hasher(blake2_128_concat) u64 => u64;
 
-        pub Collection get(fn collection): map hasher(identity) u64 => CollectionType<T::AccountId>;
+        pub Collection get(fn collection) config(): map hasher(identity) u64 => CollectionType<T::AccountId>;
         pub AdminList get(fn admin_list_collection): map hasher(identity) u64 => Vec<T::AccountId>;
         pub WhiteList get(fn white_list): map hasher(identity) u64 => Vec<T::AccountId>;
 
@@ -175,12 +183,9 @@
         pub ApprovedList get(fn approved): double_map hasher(blake2_128_concat) u64, hasher(blake2_128_concat) (u64, T::AccountId) => Vec<ApprovePermissions<T::AccountId>>;
 
         /// Item collections
-        pub NftItemList get(fn nft_item_id): double_map hasher(blake2_128_concat) u64, hasher(blake2_128_concat) u64 => NftItemType<T::AccountId>;
-        pub FungibleItemList get(fn fungible_item_id): double_map hasher(blake2_128_concat) u64, hasher(blake2_128_concat) u64 => FungibleItemType<T::AccountId>;
-        pub ReFungibleItemList get(fn refungible_item_id): double_map hasher(blake2_128_concat) u64, hasher(blake2_128_concat) u64 => ReFungibleItemType<T::AccountId>;
-
-        // Active vesting list
-        // pub VestingList get(fn vesting): double_map hasher(blake2_128_concat) u64, hasher(blake2_128_concat) u64 => VestingItem<T::AccountId, T::Moment>;
+        pub NftItemList get(fn nft_item_id) config(): double_map hasher(blake2_128_concat) u64, hasher(blake2_128_concat) u64 => NftItemType<T::AccountId>;
+        pub FungibleItemList get(fn fungible_item_id) config(): double_map hasher(blake2_128_concat) u64, hasher(blake2_128_concat) u64 => FungibleItemType<T::AccountId>;
+        pub ReFungibleItemList get(fn refungible_item_id) config(): double_map hasher(blake2_128_concat) u64, hasher(blake2_128_concat) u64 => ReFungibleItemType<T::AccountId>;
 
         /// Index list
         pub AddressTokens get(fn address_tokens): double_map hasher(blake2_128_concat) u64, hasher(blake2_128_concat) T::AccountId => Vec<u64>;
@@ -189,6 +194,26 @@
         pub ContractSponsor get(fn contract_sponsor): map hasher(identity) T::AccountId => T::AccountId;
         pub UnconfirmedContractSponsor get(fn unconfirmed_contract_sponsor): map hasher(identity) T::AccountId => T::AccountId;
     }
+    add_extra_genesis {
+        build(|config: &GenesisConfig<T>| {
+			// Modification of storage
+            for (_num, _c) in &config.collection {
+                <Module<T>>::init_collection(_c);
+            }
+
+            for (_num, _q, _i) in &config.nft_item_id {
+                <Module<T>>::init_nft_token(_i);
+            }
+
+            for (_num, _q, _i) in &config.fungible_item_id {
+                <Module<T>>::init_fungible_token(_i);
+            }
+
+            for (_num, _q, _i) in &config.refungible_item_id {
+                <Module<T>>::init_refungible_token(_i);
+            }
+		})
+    }
 }
 
 decl_event!(
@@ -209,7 +234,7 @@
 
         fn on_initialize(now: T::BlockNumber) -> Weight {
 
-            if ChainVersion::get() == 0
+            if ChainVersion::get() < 2
             {
                 let value = NextCollectionID::get();
                 CreatedCollectionCount::put(value);
@@ -224,11 +249,11 @@
         // @param customDataSz size of custom data in each collection item
         // returns collection ID
         #[weight = 0]
-        pub fn create_collection(   origin,
-                                    collection_name: Vec<u16>,
-                                    collection_description: Vec<u16>,
-                                    token_prefix: Vec<u8>,
-                                    mode: CollectionMode) -> DispatchResult {
+        pub fn create_collection(origin,
+                                 collection_name: Vec<u16>,
+                                 collection_description: Vec<u16>,
+                                 token_prefix: Vec<u8>,
+                                 mode: CollectionMode) -> DispatchResult {
 
             // Anyone can create a collection
             let who = ensure_signed(origin)?;
@@ -271,6 +296,7 @@
                 owner: who.clone(),
                 name: name,
                 mode: mode.clone(),
+                mint_mode: false,
                 access: AccessMode::Normal,
                 description: description,
                 decimal_points: decimal_points,
@@ -309,6 +335,73 @@
         }
 
         #[weight = 0]
+        pub fn add_to_white_list(origin, collection_id: u64, address: T::AccountId) -> DispatchResult{
+
+            let sender = ensure_signed(origin)?;
+            Self::check_owner_or_admin_permissions(collection_id, sender)?;
+
+            let mut white_list_collection: Vec<T::AccountId>;
+            if <WhiteList<T>>::contains_key(collection_id) {
+                white_list_collection = <WhiteList<T>>::get(collection_id);
+                if !white_list_collection.contains(&address.clone())
+                {
+                    white_list_collection.push(address.clone());
+                }
+            }
+            else {
+                white_list_collection = Vec::new();
+                white_list_collection.push(address.clone());
+            }
+
+            <WhiteList<T>>::insert(collection_id, white_list_collection);
+            Ok(())
+        }
+
+        #[weight = 0]
+        pub fn remove_from_white_list(origin, collection_id: u64, address: T::AccountId) -> DispatchResult{
+
+            let sender = ensure_signed(origin)?;
+            Self::check_owner_or_admin_permissions(collection_id, sender)?;
+
+            if <WhiteList<T>>::contains_key(collection_id) {
+                let mut white_list_collection = <WhiteList<T>>::get(collection_id);
+                if white_list_collection.contains(&address.clone())
+                {
+                    white_list_collection.retain(|i| *i != address.clone());
+                    <WhiteList<T>>::insert(collection_id, white_list_collection);
+                }
+            }
+
+            Ok(())
+        }
+
+        #[weight = 0]
+        pub fn set_public_access_mode(origin, collection_id: u64, mode: AccessMode) -> DispatchResult
+        {
+            let sender = ensure_signed(origin)?;
+
+            Self::check_owner_permissions(collection_id, sender)?;
+            let mut target_collection = <Collection<T>>::get(collection_id);
+            target_collection.access = mode;
+            <Collection<T>>::insert(collection_id, target_collection);
+
+            Ok(())
+        }
+
+        #[weight = 0]
+        pub fn set_mint_permission(origin, collection_id: u64, mint_permission: bool) -> DispatchResult
+        {
+            let sender = ensure_signed(origin)?;
+
+            Self::check_owner_permissions(collection_id, sender)?;
+            let mut target_collection = <Collection<T>>::get(collection_id);
+            target_collection.mint_mode = mint_permission;
+            <Collection<T>>::insert(collection_id, target_collection);
+
+            Ok(())
+        }
+
+        #[weight = 0]
         pub fn change_collection_owner(origin, collection_id: u64, new_owner: T::AccountId) -> DispatchResult {
 
             let sender = ensure_signed(origin)?;
@@ -405,9 +498,14 @@
         pub fn create_item(origin, collection_id: u64, properties: Vec<u8>, owner: T::AccountId) -> DispatchResult {
 
             let sender = ensure_signed(origin)?;
+            Self::collection_exists(collection_id)?;
             let target_collection = <Collection<T>>::get(collection_id);
-            Self::check_owner_or_admin_permissions(collection_id, sender.clone())?;
 
+            if !Self::is_owner_or_admin_permissions(collection_id, sender.clone()) {
+                ensure!(target_collection.mint_mode == true, "Collection is not in mint mode");
+                Self::check_white_list(collection_id, owner.clone())?;
+            }
+
             match target_collection.mode
             {
                 CollectionMode::NFT(_) => {
@@ -469,13 +567,18 @@
         pub fn burn_item(origin, collection_id: u64, item_id: u64) -> DispatchResult {
 
             let sender = ensure_signed(origin)?;
-            let item_owner = Self::is_item_owner(sender.clone(), collection_id, item_id);
-            if !item_owner
-            {
-                Self::check_owner_or_admin_permissions(collection_id, sender.clone())?;
-            }
+            Self::collection_exists(collection_id)?;
+
+            // Transfer permissions check
             let target_collection = <Collection<T>>::get(collection_id);
+            ensure!(Self::is_item_owner(sender.clone(), collection_id, item_id) || 
+                Self::is_owner_or_admin_permissions(collection_id, sender.clone()), 
+                "Only item owner, collection owner and admins can modify item");
 
+            if target_collection.access == AccessMode::WhiteList {
+                Self::check_white_list(collection_id, sender.clone())?;
+            }
+
             match target_collection.mode
             {
                 CollectionMode::NFT(_) => Self::burn_nft_item(collection_id, item_id)?,
@@ -494,11 +597,18 @@
         pub fn transfer(origin, recipient: T::AccountId, collection_id: u64, item_id: u64, value: u64) -> DispatchResult {
 
             let sender = ensure_signed(origin)?;
-            ensure!(Self::is_item_owner(sender.clone(), collection_id, item_id), "Only item owner can call transfer method");
 
+            // Transfer permissions check
             let target_collection = <Collection<T>>::get(collection_id);
+            ensure!(Self::is_item_owner(sender.clone(), collection_id, item_id) || 
+                Self::is_owner_or_admin_permissions(collection_id, sender.clone()), 
+                "Only item owner, collection owner and admins can modify item");
 
-            // TODO: implement other modes
+            if target_collection.access == AccessMode::WhiteList {
+                Self::check_white_list(collection_id, sender.clone())?;
+                Self::check_white_list(collection_id, recipient.clone())?;
+            }
+
             match target_collection.mode
             {
                 CollectionMode::NFT(_) => Self::transfer_nft(collection_id, item_id, sender.clone(), recipient)?,
@@ -515,11 +625,20 @@
 
             let sender = ensure_signed(origin)?;
 
+            // Transfer permissions check
+            let target_collection = <Collection<T>>::get(collection_id);
+            ensure!(Self::is_item_owner(sender.clone(), collection_id, item_id) || 
+                Self::is_owner_or_admin_permissions(collection_id, sender.clone()), 
+                "Only item owner, collection owner and admins can approve");
+
+            if target_collection.access == AccessMode::WhiteList {
+                Self::check_white_list(collection_id, sender.clone())?;
+                Self::check_white_list(collection_id, approved.clone())?;
+            }
+
             // amount param stub
             let amount = 100000000;
 
-            ensure!(Self::is_item_owner(sender.clone(), collection_id, item_id), "Only item owner can call transfer method");
-
             let list_exists = <ApprovedList<T>>::contains_key(collection_id, (item_id, sender.clone()));
             if list_exists {
 
@@ -544,25 +663,31 @@
         pub fn transfer_from(origin, from: T::AccountId, recipient: T::AccountId, collection_id: u64, item_id: u64, value: u64 ) -> DispatchResult {
 
             let sender = ensure_signed(origin)?;
-            let approved_list_exists = <ApprovedList<T>>::contains_key(collection_id, (item_id, from.clone()));
-            if approved_list_exists
-            {
+            let mut appoved_transfer = false;
+
+            // Check approve
+            if <ApprovedList<T>>::contains_key(collection_id, (item_id, from.clone())) {
                 let list_itm = <ApprovedList<T>>::get(collection_id, (item_id, from.clone()));
                 let opt_item = list_itm.iter().find(|i| i.approved == sender.clone());
-                ensure!(opt_item.is_some(), "No approve found");
+                appoved_transfer = opt_item.is_some();
                 ensure!(opt_item.unwrap().amount >= value, "Requested value more than approved");
+            }
+
+            // Transfer permissions check
+            let target_collection = <Collection<T>>::get(collection_id);
+            ensure!(appoved_transfer || Self::is_owner_or_admin_permissions(collection_id, sender.clone()), 
+                "Only item owner, collection owner and admins can modify items");
 
-                // remove approve
-                let approve_list: Vec<ApprovePermissions<T::AccountId>> = <ApprovedList<T>>::get(collection_id, (item_id, from.clone()))
-                    .into_iter().filter(|i| i.approved != sender.clone()).collect();
-                <ApprovedList<T>>::insert(collection_id, (item_id, from.clone()), approve_list);
-            }
-            else
-            {
-                Self::check_owner_or_admin_permissions(collection_id, sender)?;
+            if target_collection.access == AccessMode::WhiteList {
+                Self::check_white_list(collection_id, sender.clone())?;
+                Self::check_white_list(collection_id, recipient.clone())?;
             }
 
-            let target_collection = <Collection<T>>::get(collection_id);
+            // remove approve
+            let approve_list: Vec<ApprovePermissions<T::AccountId>> = <ApprovedList<T>>::get(collection_id, (item_id, from.clone()))
+                .into_iter().filter(|i| i.approved != sender.clone()).collect();
+            <ApprovedList<T>>::insert(collection_id, (item_id, from.clone()), approve_list);
+
 
             match target_collection.mode
             {
@@ -675,11 +800,7 @@
         Ok(())
     }
 
-    fn burn_refungible_item(
-        collection_id: u64,
-        item_id: u64,
-        owner: T::AccountId,
-    ) -> DispatchResult {
+    fn burn_refungible_item(collection_id: u64, item_id: u64, owner: T::AccountId) -> DispatchResult {
         ensure!(
             <ReFungibleItemList<T>>::contains_key(collection_id, item_id),
             "Item does not exists"
@@ -770,25 +891,27 @@
         Ok(())
     }
 
-    fn check_owner_or_admin_permissions(
-        collection_id: u64,
-        subject: T::AccountId,
-    ) -> DispatchResult {
-        Self::collection_exists(collection_id)?;
+    fn is_owner_or_admin_permissions(collection_id: u64, subject: T::AccountId) -> bool {
 
         let target_collection = <Collection<T>>::get(collection_id);
-        let is_owner = subject == target_collection.owner;
-
-        let no_perm_mes = "You do not have permissions to modify this collection";
+        let mut result: bool = subject == target_collection.owner;
         let exists = <AdminList<T>>::contains_key(collection_id);
 
-        if !is_owner {
-            ensure!(exists, no_perm_mes);
-            ensure!(
-                <AdminList<T>>::get(collection_id).contains(&subject),
-                no_perm_mes
-            );
+        if !result & exists {
+            if <AdminList<T>>::get(collection_id).contains(&subject) {
+                result = true
+            }
         }
+
+        result
+    }
+
+    fn check_owner_or_admin_permissions(collection_id: u64, subject: T::AccountId) -> DispatchResult {
+        
+        Self::collection_exists(collection_id)?;
+        let result = Self::is_owner_or_admin_permissions(collection_id, subject.clone());
+
+        ensure!(result, "You do not have permissions to modify this collection");
         Ok(())
     }
 
@@ -812,6 +935,16 @@
         }
     }
 
+    fn check_white_list(collection_id: u64, address: T::AccountId) -> DispatchResult {
+
+        let mes = "Address is not in white list";
+        ensure!(<WhiteList<T>>::contains_key(collection_id), mes);
+        let wl = <WhiteList<T>>::get(collection_id);
+        ensure!(wl.contains(&address.clone()), mes);
+
+        Ok(())
+    }
+
     fn transfer_fungible(
         collection_id: u64,
         item_id: u64,
@@ -819,6 +952,12 @@
         owner: T::AccountId,
         new_owner: T::AccountId,
     ) -> DispatchResult {
+
+        ensure!(
+            <FungibleItemList<T>>::contains_key(collection_id, item_id),
+            "Item not exists"
+        );
+
         let full_item = <FungibleItemList<T>>::get(collection_id, item_id);
         let amount = full_item.value;
 
@@ -903,6 +1042,12 @@
         owner: T::AccountId,
         new_owner: T::AccountId,
     ) -> DispatchResult {
+
+        ensure!(
+            <ReFungibleItemList<T>>::contains_key(collection_id, item_id),
+            "Item not exists"
+        );
+
         let full_item = <ReFungibleItemList<T>>::get(collection_id, item_id);
         let item = full_item
             .owner
@@ -983,6 +1128,12 @@
         sender: T::AccountId,
         new_owner: T::AccountId,
     ) -> DispatchResult {
+    
+        ensure!(
+            <NftItemList<T>>::contains_key(collection_id, item_id),
+            "Item not exists"
+        );
+
         let mut item = <NftItemList<T>>::get(collection_id, item_id);
 
         ensure!(
@@ -1014,6 +1165,80 @@
         Ok(())
     }
 
+    fn init_collection(item: &CollectionType<T::AccountId>){
+
+                // check params
+                assert!(item.decimal_points <= 4, "decimal_points parameter must be lower than 4");
+                assert!(item.name.len() <= 64, "Collection name can not be longer than 63 char");
+                assert!(item.name.len() <= 256, "Collection description can not be longer than 255 char");
+                assert!(item.token_prefix.len() <= 16, "Token prefix can not be longer than 15 char");
+    
+                // Generate next collection ID
+                let next_id = CreatedCollectionCount::get()
+                    .checked_add(1)
+                    .expect("collection id error");
+    
+                CreatedCollectionCount::put(next_id);  
+    }
+
+    fn init_nft_token(item: &NftItemType<T::AccountId>){
+
+        let current_index = <ItemListIndex>::get(item.collection)
+            .checked_add(1)
+            .expect("Item list index id error");
+
+        let item_owner = item.owner.clone();
+        let collection_id = item.collection.clone();
+        Self::add_token_index(collection_id, current_index, item.owner.clone()).unwrap();
+
+        <ItemListIndex>::insert(collection_id, current_index);
+
+        // Update balance
+        let new_balance = <Balance<T>>::get(collection_id, item_owner.clone())
+            .checked_add(1)
+            .unwrap();
+        <Balance<T>>::insert(collection_id, item_owner.clone(), new_balance);
+    }
+
+    fn init_fungible_token(item: &FungibleItemType<T::AccountId>){
+
+        let current_index = <ItemListIndex>::get(item.collection)
+            .checked_add(1)
+            .expect("Item list index id error");
+        let owner = item.owner.clone();
+        let value = item.value as u64;
+
+        Self::add_token_index(item.collection, current_index, owner.clone()).unwrap();
+
+        <ItemListIndex>::insert(item.collection, current_index);
+
+        // Update balance
+        let new_balance = <Balance<T>>::get(item.collection, owner.clone())
+            .checked_add(value)
+            .unwrap();
+        <Balance<T>>::insert(item.collection, owner.clone(), new_balance);
+    }
+
+    fn init_refungible_token(item: &ReFungibleItemType<T::AccountId>){
+
+        let current_index = <ItemListIndex>::get(item.collection)
+            .checked_add(1)
+            .expect("Item list index id error");
+
+        let value = item.owner.first().unwrap().fraction as u64;
+        let owner = item.owner.first().unwrap().owner.clone();
+
+        Self::add_token_index(item.collection, current_index, owner.clone()).unwrap();
+
+        <ItemListIndex>::insert(item.collection, current_index);
+
+        // Update balance
+        let new_balance = <Balance<T>>::get(item.collection, owner.clone())
+            .checked_add(value)
+            .unwrap();
+        <Balance<T>>::insert(item.collection, owner.clone(), new_balance);
+    }
+
     fn add_token_index(collection_id: u64, item_index: u64, owner: T::AccountId) -> DispatchResult {
         let list_exists = <AddressTokens<T>>::contains_key(collection_id, owner.clone());
         if list_exists {
@@ -1068,6 +1293,7 @@
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 // Economic models
+// #region
 
 /// Fee multiplier.
 pub type Multiplier = FixedU128;
@@ -1262,3 +1488,4 @@
         Ok(())
     }
 }
+// #endregion
\ No newline at end of file
modifiedpallets/nft/src/tests.rsdiffbeforeafterboth
before · pallets/nft/src/tests.rs
1// Tests to be written here2use crate::mock::*;3use crate::{ApprovePermissions, CollectionMode, Ownership};4use frame_support::{assert_noop, assert_ok};56#[test]7fn create_nft_item() {8    new_test_ext().execute_with(|| {9        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();10        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();11        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();12        let mode: CollectionMode = CollectionMode::NFT(2000);1314        let origin1 = Origin::signed(1);15        assert_ok!(TemplateModule::create_collection(16            origin1.clone(),17            col_name1.clone(),18            col_desc1.clone(),19            token_prefix1.clone(),20            mode21        ));22        assert_eq!(TemplateModule::collection(1).owner, 1);2324        assert_ok!(TemplateModule::create_item(25            origin1.clone(),26            1,27            [1, 2, 3].to_vec(),28            129        ));30        assert_eq!(TemplateModule::nft_item_id(1, 1).data, [1, 2, 3].to_vec());31    });32}3334#[test]35fn create_refungible_item() {36    new_test_ext().execute_with(|| {37        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();38        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();39        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();40        let mode: CollectionMode = CollectionMode::ReFungible(2000, 3);4142        let origin1 = Origin::signed(1);43        assert_ok!(TemplateModule::create_collection(44            origin1.clone(),45            col_name1.clone(),46            col_desc1.clone(),47            token_prefix1.clone(),48            mode49        ));50        assert_eq!(TemplateModule::collection(1).owner, 1);5152        assert_ok!(TemplateModule::create_item(53            origin1.clone(),54            1,55            [1, 2, 3].to_vec(),56            157        ));58        assert_eq!(59            TemplateModule::refungible_item_id(1, 1).data,60            [1, 2, 3].to_vec()61        );62        assert_eq!(63            TemplateModule::refungible_item_id(1, 1).owner[0],64            Ownership {65                owner: 1,66                fraction: 100067            }68        );69    });70}7172#[test]73fn create_fungible_item() {74    new_test_ext().execute_with(|| {75        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();76        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();77        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();78        let mode: CollectionMode = CollectionMode::Fungible(3);7980        let origin1 = Origin::signed(1);81        assert_ok!(TemplateModule::create_collection(82            origin1.clone(),83            col_name1.clone(),84            col_desc1.clone(),85            token_prefix1.clone(),86            mode87        ));88        assert_eq!(TemplateModule::collection(1).owner, 1);8990        assert_ok!(TemplateModule::create_item(91            origin1.clone(),92            1,93            [].to_vec(),94            195        ));96        assert_eq!(TemplateModule::fungible_item_id(1, 1).owner, 1);97        assert_eq!(TemplateModule::balance_count(1, 1), 1000);98        assert_eq!(TemplateModule::address_tokens(1, 1), [1]);99    });100}101102#[test]103fn transfer_fungible_item() {104    new_test_ext().execute_with(|| {105        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();106        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();107        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();108        let mode: CollectionMode = CollectionMode::Fungible(3);109110        let origin1 = Origin::signed(1);111        let origin2 = Origin::signed(2);112        assert_ok!(TemplateModule::create_collection(113            origin1.clone(),114            col_name1.clone(),115            col_desc1.clone(),116            token_prefix1.clone(),117            mode118        ));119        assert_eq!(TemplateModule::collection(1).owner, 1);120121        assert_ok!(TemplateModule::create_item(122            origin1.clone(),123            1,124            [].to_vec(),125            1126        ));127        assert_eq!(TemplateModule::fungible_item_id(1, 1).owner, 1);128        assert_eq!(TemplateModule::balance_count(1, 1), 1000);129        assert_eq!(TemplateModule::address_tokens(1, 1), [1]);130131        // change owner scenario132        assert_ok!(TemplateModule::transfer(origin1.clone(), 2, 1, 1, 1000));133        assert_eq!(TemplateModule::fungible_item_id(1, 1).owner, 2);134        assert_eq!(TemplateModule::fungible_item_id(1, 1).value, 1000);135        assert_eq!(TemplateModule::balance_count(1, 1), 0);136        assert_eq!(TemplateModule::balance_count(1, 2), 1000);137        assert_eq!(TemplateModule::address_tokens(1, 1), []);138        assert_eq!(TemplateModule::address_tokens(1, 2), [1]);139140        // split item scenario141        assert_ok!(TemplateModule::transfer(origin2.clone(), 3, 1, 1, 500));142        assert_eq!(TemplateModule::fungible_item_id(1, 1).owner, 2);143        assert_eq!(TemplateModule::fungible_item_id(1, 2).owner, 3);144        assert_eq!(TemplateModule::balance_count(1, 2), 500);145        assert_eq!(TemplateModule::balance_count(1, 3), 500);146        assert_eq!(TemplateModule::address_tokens(1, 2), [1]);147        assert_eq!(TemplateModule::address_tokens(1, 3), [2]);148149        // split item and new owner has account scenario150        assert_ok!(TemplateModule::transfer(origin2.clone(), 3, 1, 1, 200));151        assert_eq!(TemplateModule::fungible_item_id(1, 1).value, 300);152        assert_eq!(TemplateModule::fungible_item_id(1, 2).value, 700);153        assert_eq!(TemplateModule::balance_count(1, 2), 300);154        assert_eq!(TemplateModule::balance_count(1, 3), 700);155        assert_eq!(TemplateModule::address_tokens(1, 2), [1]);156        assert_eq!(TemplateModule::address_tokens(1, 3), [2]);157    });158}159160#[test]161fn transfer_refungible_item() {162    new_test_ext().execute_with(|| {163        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();164        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();165        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();166        let mode: CollectionMode = CollectionMode::ReFungible(2000, 3);167168        let origin1 = Origin::signed(1);169        let origin2 = Origin::signed(2);170        assert_ok!(TemplateModule::create_collection(171            origin1.clone(),172            col_name1.clone(),173            col_desc1.clone(),174            token_prefix1.clone(),175            mode176        ));177        assert_eq!(TemplateModule::collection(1).owner, 1);178179        assert_ok!(TemplateModule::create_item(180            origin1.clone(),181            1,182            [1, 2, 3].to_vec(),183            1184        ));185        assert_eq!(186            TemplateModule::refungible_item_id(1, 1).data,187            [1, 2, 3].to_vec()188        );189        assert_eq!(190            TemplateModule::refungible_item_id(1, 1).owner[0],191            Ownership {192                owner: 1,193                fraction: 1000194            }195        );196        assert_eq!(TemplateModule::balance_count(1, 1), 1000);197        assert_eq!(TemplateModule::address_tokens(1, 1), [1]);198199        // change owner scenario200        assert_ok!(TemplateModule::transfer(origin1.clone(), 2, 1, 1, 1000));201        assert_eq!(202            TemplateModule::refungible_item_id(1, 1).owner[0],203            Ownership {204                owner: 2,205                fraction: 1000206            }207        );208        assert_eq!(TemplateModule::balance_count(1, 1), 0);209        assert_eq!(TemplateModule::balance_count(1, 2), 1000);210        assert_eq!(TemplateModule::address_tokens(1, 1), []);211        assert_eq!(TemplateModule::address_tokens(1, 2), [1]);212213        // split item scenario214        assert_ok!(TemplateModule::transfer(origin2.clone(), 3, 1, 1, 500));215        assert_eq!(216            TemplateModule::refungible_item_id(1, 1).owner[0],217            Ownership {218                owner: 2,219                fraction: 500220            }221        );222        assert_eq!(223            TemplateModule::refungible_item_id(1, 1).owner[1],224            Ownership {225                owner: 3,226                fraction: 500227            }228        );229        assert_eq!(TemplateModule::balance_count(1, 2), 500);230        assert_eq!(TemplateModule::balance_count(1, 3), 500);231        assert_eq!(TemplateModule::address_tokens(1, 2), [1]);232        assert_eq!(TemplateModule::address_tokens(1, 3), [1]);233234        // split item and new owner has account scenario235        assert_ok!(TemplateModule::transfer(origin2.clone(), 3, 1, 1, 200));236        assert_eq!(237            TemplateModule::refungible_item_id(1, 1).owner[0],238            Ownership {239                owner: 2,240                fraction: 300241            }242        );243        assert_eq!(244            TemplateModule::refungible_item_id(1, 1).owner[1],245            Ownership {246                owner: 3,247                fraction: 700248            }249        );250        assert_eq!(TemplateModule::balance_count(1, 2), 300);251        assert_eq!(TemplateModule::balance_count(1, 3), 700);252        assert_eq!(TemplateModule::address_tokens(1, 2), [1]);253        assert_eq!(TemplateModule::address_tokens(1, 3), [1]);254    });255}256257#[test]258fn transfer_nft_item() {259    new_test_ext().execute_with(|| {260        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();261        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();262        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();263        let mode: CollectionMode = CollectionMode::NFT(2000);264265        let origin1 = Origin::signed(1);266        assert_ok!(TemplateModule::create_collection(267            origin1.clone(),268            col_name1.clone(),269            col_desc1.clone(),270            token_prefix1.clone(),271            mode272        ));273        assert_eq!(TemplateModule::collection(1).owner, 1);274275        assert_ok!(TemplateModule::create_item(276            origin1.clone(),277            1,278            [1, 2, 3].to_vec(),279            1280        ));281        assert_eq!(TemplateModule::nft_item_id(1, 1).data, [1, 2, 3].to_vec());282        assert_eq!(TemplateModule::balance_count(1, 1), 1);283        assert_eq!(TemplateModule::address_tokens(1, 1), [1]);284285        // default scenario286        assert_ok!(TemplateModule::transfer(origin1.clone(), 2, 1, 1, 1000));287        assert_eq!(TemplateModule::nft_item_id(1, 1).owner, 2);288        assert_eq!(TemplateModule::balance_count(1, 1), 0);289        assert_eq!(TemplateModule::balance_count(1, 2), 1);290        assert_eq!(TemplateModule::address_tokens(1, 1), []);291        assert_eq!(TemplateModule::address_tokens(1, 2), [1]);292    });293}294295#[test]296fn nft_approve_and_transfer_from() {297    new_test_ext().execute_with(|| {298        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();299        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();300        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();301        let mode: CollectionMode = CollectionMode::NFT(2000);302303        let origin1 = Origin::signed(1);304        let origin2 = Origin::signed(2);305        assert_ok!(TemplateModule::create_collection(306            origin1.clone(),307            col_name1.clone(),308            col_desc1.clone(),309            token_prefix1.clone(),310            mode311        ));312        assert_eq!(TemplateModule::collection(1).owner, 1);313314        assert_ok!(TemplateModule::create_item(315            origin1.clone(),316            1,317            [1, 2, 3].to_vec(),318            1319        ));320        assert_eq!(TemplateModule::nft_item_id(1, 1).data, [1, 2, 3].to_vec());321        assert_eq!(TemplateModule::balance_count(1, 1), 1);322        assert_eq!(TemplateModule::address_tokens(1, 1), [1]);323324        assert_noop!(325            TemplateModule::transfer_from(origin2.clone(), 1, 3, 1, 1, 1),326            "You do not have permissions to modify this collection"327        );328329        // do approve330        assert_ok!(TemplateModule::approve(origin1.clone(), 2, 1, 1));331        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 1);332        assert_ok!(TemplateModule::approve(origin1.clone(), 10, 1, 1));333        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 2);334        assert_eq!(335            TemplateModule::approved(1, (1, 1))[0],336            ApprovePermissions {337                approved: 2,338                amount: 100000000339            }340        );341342        assert_ok!(TemplateModule::transfer_from(343            origin2.clone(),344            1,345            3,346            1,347            1,348            1349        ));350        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 0);351    });352}353354#[test]355fn refungible_approve_and_transfer_from() {356    new_test_ext().execute_with(|| {357        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();358        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();359        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();360        let mode: CollectionMode = CollectionMode::ReFungible(2000, 3);361362        let origin1 = Origin::signed(1);363        let origin2 = Origin::signed(2);364        assert_ok!(TemplateModule::create_collection(365            origin1.clone(),366            col_name1.clone(),367            col_desc1.clone(),368            token_prefix1.clone(),369            mode370        ));371        assert_eq!(TemplateModule::collection(1).owner, 1);372373        assert_ok!(TemplateModule::create_item(374            origin1.clone(),375            1,376            [1, 2, 3].to_vec(),377            1378        ));379        assert_eq!(380            TemplateModule::refungible_item_id(1, 1).data,381            [1, 2, 3].to_vec()382        );383        assert_eq!(384            TemplateModule::refungible_item_id(1, 1).owner[0],385            Ownership {386                owner: 1,387                fraction: 1000388            }389        );390        assert_eq!(TemplateModule::balance_count(1, 1), 1000);391        assert_eq!(TemplateModule::address_tokens(1, 1), [1]);392393        assert_noop!(394            TemplateModule::transfer_from(origin2.clone(), 1, 3, 1, 1, 1),395            "You do not have permissions to modify this collection"396        );397398        // do approve399        assert_ok!(TemplateModule::approve(origin1.clone(), 2, 1, 1));400        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 1);401        assert_ok!(TemplateModule::approve(origin1.clone(), 10, 1, 1));402        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 2);403        assert_eq!(404            TemplateModule::approved(1, (1, 1))[0],405            ApprovePermissions {406                approved: 2,407                amount: 100000000408            }409        );410411        assert_ok!(TemplateModule::transfer_from(412            origin2.clone(),413            1,414            3,415            1,416            1,417            100418        ));419        assert_eq!(TemplateModule::balance_count(1, 1), 900);420        assert_eq!(TemplateModule::balance_count(1, 3), 100);421        assert_eq!(TemplateModule::address_tokens(1, 1), [1]);422        assert_eq!(TemplateModule::address_tokens(1, 3), [1]);423424        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 1);425        assert_eq!(426            TemplateModule::approved(1, (1, 1))[0],427            ApprovePermissions {428                approved: 10,429                amount: 100000000430            }431        );432    });433}434435#[test]436fn fungible_approve_and_transfer_from() {437    new_test_ext().execute_with(|| {438        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();439        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();440        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();441        let mode: CollectionMode = CollectionMode::Fungible(3);442443        let origin1 = Origin::signed(1);444        let origin2 = Origin::signed(2);445        assert_ok!(TemplateModule::create_collection(446            origin1.clone(),447            col_name1.clone(),448            col_desc1.clone(),449            token_prefix1.clone(),450            mode451        ));452        assert_eq!(TemplateModule::collection(1).owner, 1);453454        assert_ok!(TemplateModule::create_item(455            origin1.clone(),456            1,457            [].to_vec(),458            1459        ));460        assert_eq!(TemplateModule::fungible_item_id(1, 1).owner, 1);461        assert_eq!(TemplateModule::balance_count(1, 1), 1000);462        assert_eq!(TemplateModule::address_tokens(1, 1), [1]);463464        assert_noop!(465            TemplateModule::transfer_from(origin2.clone(), 1, 3, 1, 1, 1),466            "You do not have permissions to modify this collection"467        );468469        // do approve470        assert_ok!(TemplateModule::approve(origin1.clone(), 2, 1, 1));471        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 1);472        assert_ok!(TemplateModule::approve(origin1.clone(), 10, 1, 1));473        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 2);474        assert_eq!(475            TemplateModule::approved(1, (1, 1))[0],476            ApprovePermissions {477                approved: 2,478                amount: 100000000479            }480        );481482        assert_ok!(TemplateModule::transfer_from(483            origin2.clone(),484            1,485            3,486            1,487            1,488            100489        ));490        assert_eq!(TemplateModule::balance_count(1, 1), 900);491        assert_eq!(TemplateModule::balance_count(1, 3), 100);492        assert_eq!(TemplateModule::address_tokens(1, 1), [1]);493        assert_eq!(TemplateModule::address_tokens(1, 3), [2]);494495        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 1);496        assert_eq!(497            TemplateModule::approved(1, (1, 1))[0],498            ApprovePermissions {499                approved: 10,500                amount: 100000000501            }502        );503504        assert_ok!(TemplateModule::approve(origin1.clone(), 2, 1, 1));505        assert_ok!(TemplateModule::transfer_from(506            origin2.clone(),507            1,508            3,509            1,510            1,511            900512        ));513        assert_eq!(TemplateModule::balance_count(1, 1), 0);514        assert_eq!(TemplateModule::balance_count(1, 3), 1000);515        assert_eq!(TemplateModule::address_tokens(1, 1), []);516        assert_eq!(TemplateModule::address_tokens(1, 3), [2]);517518        assert_eq!(TemplateModule::approved(1, (1, 1)).len(), 0);519    });520}521522#[test]523fn change_collection_owner() {524    new_test_ext().execute_with(|| {525        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();526        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();527        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();528        let mode: CollectionMode = CollectionMode::NFT(2000);529530        let origin1 = Origin::signed(1);531        assert_ok!(TemplateModule::create_collection(532            origin1.clone(),533            col_name1.clone(),534            col_desc1.clone(),535            token_prefix1.clone(),536            mode537        ));538        assert_ok!(TemplateModule::change_collection_owner(539            origin1.clone(),540            1,541            2542        ));543        assert_eq!(TemplateModule::collection(1).owner, 2);544    });545}546547#[test]548fn destroy_collection() {549    new_test_ext().execute_with(|| {550        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();551        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();552        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();553        let mode: CollectionMode = CollectionMode::NFT(2000);554555        let origin1 = Origin::signed(1);556        assert_ok!(TemplateModule::create_collection(557            origin1.clone(),558            col_name1.clone(),559            col_desc1.clone(),560            token_prefix1.clone(),561            mode562        ));563        assert_ok!(TemplateModule::destroy_collection(origin1.clone(), 1));564    });565}566567#[test]568fn burn_nft_item() {569    new_test_ext().execute_with(|| {570        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();571        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();572        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();573        let mode: CollectionMode = CollectionMode::NFT(2000);574575        let origin1 = Origin::signed(1);576        let origin2 = Origin::signed(2);577        assert_ok!(TemplateModule::create_collection(578            origin1.clone(),579            col_name1.clone(),580            col_desc1.clone(),581            token_prefix1.clone(),582            mode583        ));584        assert_ok!(TemplateModule::add_collection_admin(origin1.clone(), 1, 2));585        assert_ok!(TemplateModule::create_item(586            origin2.clone(),587            1,588            [1, 2, 3].to_vec(),589            1590        ));591592        assert_eq!(TemplateModule::nft_item_id(1, 1).data, [1, 2, 3].to_vec());593594        // check balance (collection with id = 1, user id = 1)595        assert_eq!(TemplateModule::balance_count(1, 1), 1);596597        // burn item598        assert_ok!(TemplateModule::burn_item(origin1.clone(), 1, 1));599        assert_noop!(600            TemplateModule::burn_item(origin1.clone(), 1, 1),601            "Item does not exists"602        );603604        assert_eq!(TemplateModule::balance_count(1, 1), 0);605    });606}607608#[test]609fn burn_fungible_item() {610    new_test_ext().execute_with(|| {611        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();612        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();613        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();614        let mode: CollectionMode = CollectionMode::Fungible(3);615616        let origin1 = Origin::signed(1);617        let origin2 = Origin::signed(2);618        assert_ok!(TemplateModule::create_collection(619            origin1.clone(),620            col_name1.clone(),621            col_desc1.clone(),622            token_prefix1.clone(),623            mode624        ));625        assert_ok!(TemplateModule::add_collection_admin(origin1.clone(), 1, 2));626        assert_ok!(TemplateModule::create_item(627            origin2.clone(),628            1,629            [].to_vec(),630            1631        ));632633        // check balance (collection with id = 1, user id = 1)634        assert_eq!(TemplateModule::balance_count(1, 1), 1000);635636        // burn item637        assert_ok!(TemplateModule::burn_item(origin1.clone(), 1, 1));638        assert_noop!(639            TemplateModule::burn_item(origin1.clone(), 1, 1),640            "Item does not exists"641        );642643        assert_eq!(TemplateModule::balance_count(1, 1), 0);644    });645}646647#[test]648fn burn_refungible_item() {649    new_test_ext().execute_with(|| {650        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();651        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();652        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();653        let mode: CollectionMode = CollectionMode::ReFungible(200, 3);654655        let origin1 = Origin::signed(1);656        let origin2 = Origin::signed(2);657        assert_ok!(TemplateModule::create_collection(658            origin1.clone(),659            col_name1.clone(),660            col_desc1.clone(),661            token_prefix1.clone(),662            mode663        ));664        assert_ok!(TemplateModule::add_collection_admin(origin1.clone(), 1, 2));665        assert_ok!(TemplateModule::create_item(666            origin2.clone(),667            1,668            [1, 2, 3].to_vec(),669            1670        ));671672        assert_eq!(673            TemplateModule::refungible_item_id(1, 1).data,674            [1, 2, 3].to_vec()675        );676677        // check balance (collection with id = 1, user id = 2)678        assert_eq!(TemplateModule::balance_count(1, 1), 1000);679680        // burn item681        assert_ok!(TemplateModule::burn_item(origin1.clone(), 1, 1));682        assert_noop!(683            TemplateModule::burn_item(origin1.clone(), 1, 1),684            "Item does not exists"685        );686687        assert_eq!(TemplateModule::balance_count(1, 1), 0);688    });689}690691#[test]692fn add_collection_admin() {693    new_test_ext().execute_with(|| {694        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();695        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();696        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();697        let mode: CollectionMode = CollectionMode::NFT(2000);698699        let origin1 = Origin::signed(1);700        let origin2 = Origin::signed(2);701        let origin3 = Origin::signed(3);702        assert_ok!(TemplateModule::create_collection(703            origin1.clone(),704            col_name1.clone(),705            col_desc1.clone(),706            token_prefix1.clone(),707            mode.clone()708        ));709        assert_ok!(TemplateModule::create_collection(710            origin2.clone(),711            col_name1.clone(),712            col_desc1.clone(),713            token_prefix1.clone(),714            mode.clone()715        ));716        assert_ok!(TemplateModule::create_collection(717            origin3.clone(),718            col_name1.clone(),719            col_desc1.clone(),720            token_prefix1.clone(),721            mode.clone()722        ));723724        assert_eq!(TemplateModule::collection(1).owner, 1);725        assert_eq!(TemplateModule::collection(2).owner, 2);726        assert_eq!(TemplateModule::collection(3).owner, 3);727728        // collection admin729        assert_ok!(TemplateModule::add_collection_admin(origin1.clone(), 1, 2));730        assert_ok!(TemplateModule::add_collection_admin(origin1.clone(), 1, 3));731732        assert_eq!(TemplateModule::admin_list_collection(1).contains(&2), true);733        assert_eq!(TemplateModule::admin_list_collection(1).contains(&3), true);734    });735}736737#[test]738fn remove_collection_admin() {739    new_test_ext().execute_with(|| {740        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();741        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();742        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();743        let mode: CollectionMode = CollectionMode::NFT(2000);744745        let origin1 = Origin::signed(1);746        let origin2 = Origin::signed(2);747        let origin3 = Origin::signed(3);748749        assert_ok!(TemplateModule::create_collection(750            origin1.clone(),751            col_name1.clone(),752            col_desc1.clone(),753            token_prefix1.clone(),754            mode.clone()755        ));756        assert_ok!(TemplateModule::create_collection(757            origin2.clone(),758            col_name1.clone(),759            col_desc1.clone(),760            token_prefix1.clone(),761            mode.clone()762        ));763        assert_ok!(TemplateModule::create_collection(764            origin3.clone(),765            col_name1.clone(),766            col_desc1.clone(),767            token_prefix1.clone(),768            mode.clone()769        ));770771        assert_eq!(TemplateModule::collection(1).owner, 1);772        assert_eq!(TemplateModule::collection(2).owner, 2);773        assert_eq!(TemplateModule::collection(3).owner, 3);774775        // collection admin776        assert_ok!(TemplateModule::add_collection_admin(origin1.clone(), 1, 2));777        assert_ok!(TemplateModule::add_collection_admin(origin1.clone(), 1, 3));778779        assert_eq!(TemplateModule::admin_list_collection(1).contains(&2), true);780        assert_eq!(TemplateModule::admin_list_collection(1).contains(&3), true);781782        // remove admin783        assert_ok!(TemplateModule::remove_collection_admin(784            origin2.clone(),785            1,786            3787        ));788        assert_eq!(TemplateModule::admin_list_collection(1).contains(&3), false);789    });790}791792#[test]793fn balance_of() {794    new_test_ext().execute_with(|| {795        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();796        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();797        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();798        let nft_mode: CollectionMode = CollectionMode::NFT(2000);799        let furg_mode: CollectionMode = CollectionMode::Fungible(3);800        let refung_mode: CollectionMode = CollectionMode::ReFungible(2000, 3);801802        let origin1 = Origin::signed(1);803804        assert_ok!(TemplateModule::create_collection(805            origin1.clone(),806            col_name1.clone(),807            col_desc1.clone(),808            token_prefix1.clone(),809            nft_mode.clone()810        ));811        assert_ok!(TemplateModule::create_collection(812            origin1.clone(),813            col_name1.clone(),814            col_desc1.clone(),815            token_prefix1.clone(),816            furg_mode.clone()817        ));818        assert_ok!(TemplateModule::create_collection(819            origin1.clone(),820            col_name1.clone(),821            col_desc1.clone(),822            token_prefix1.clone(),823            refung_mode.clone()824        ));825826        assert_eq!(TemplateModule::collection(1).owner, 1);827        assert_eq!(TemplateModule::collection(2).owner, 1);828        assert_eq!(TemplateModule::collection(3).owner, 1);829830        // check balance before831        assert_eq!(TemplateModule::balance_count(1, 1), 0);832        assert_eq!(TemplateModule::balance_count(2, 1), 0);833        assert_eq!(TemplateModule::balance_count(3, 1), 0);834835        // create item836        assert_ok!(TemplateModule::create_item(837            origin1.clone(),838            1,839            [1, 1, 1].to_vec(),840            1841        ));842843        assert_ok!(TemplateModule::create_item(844            origin1.clone(),845            2,846            [].to_vec(),847            1848        ));849850        assert_ok!(TemplateModule::create_item(851            origin1.clone(),852            3,853            [1, 1, 1].to_vec(),854            1855        ));856857        // check balance (collection with id = 1, user id = 1)858        assert_eq!(TemplateModule::balance_count(1, 1), 1);859        assert_eq!(TemplateModule::balance_count(2, 1), 1000);860        assert_eq!(TemplateModule::balance_count(3, 1), 1000);861        assert_eq!(TemplateModule::nft_item_id(1, 1).owner, 1);862        assert_eq!(TemplateModule::fungible_item_id(2, 1).owner, 1);863        assert_eq!(TemplateModule::refungible_item_id(3, 1).owner[0].owner, 1);864    });865}866867#[test]868fn approve() {869    new_test_ext().execute_with(|| {870        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();871        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();872        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();873        let nft_mode: CollectionMode = CollectionMode::NFT(2000);874        let origin1 = Origin::signed(1);875876        assert_ok!(TemplateModule::create_collection(877            origin1.clone(),878            col_name1.clone(),879            col_desc1.clone(),880            token_prefix1.clone(),881            nft_mode.clone()882        ));883884        assert_eq!(TemplateModule::collection(1).owner, 1);885886        // create item887        assert_ok!(TemplateModule::create_item(888            origin1.clone(),889            1,890            [1, 1, 1].to_vec(),891            1892        ));893894        // approve895        assert_ok!(TemplateModule::approve(origin1.clone(), 2, 1, 1));896        assert_eq!(TemplateModule::approved(1, (1, 1))[0].approved, 2);897    });898}899900#[test]901fn transfer_from() {902    new_test_ext().execute_with(|| {903        let col_name1: Vec<u16> = "Test1\0".encode_utf16().collect::<Vec<u16>>();904        let col_desc1: Vec<u16> = "TestDescription1\0".encode_utf16().collect::<Vec<u16>>();905        let token_prefix1: Vec<u8> = b"token_prefix1\0".to_vec();906        let mode: CollectionMode = CollectionMode::NFT(2000);907        let origin1 = Origin::signed(1);908        let origin2 = Origin::signed(2);909910        assert_ok!(TemplateModule::create_collection(911            origin1.clone(),912            col_name1.clone(),913            col_desc1.clone(),914            token_prefix1.clone(),915            mode916        ));917918        assert_eq!(TemplateModule::collection(1).owner, 1);919920        // create item921        assert_ok!(TemplateModule::create_item(922            origin1.clone(),923            1,924            [1, 1, 1].to_vec(),925            1926        ));927928        // approve929        assert_ok!(TemplateModule::approve(origin1.clone(), 2, 1, 1));930        assert_eq!(TemplateModule::approved(1, (1, 1))[0].approved, 2);931        assert_ok!(TemplateModule::transfer_from(932            origin2.clone(),933            1,934            2,935            1,936            1,937            1938        ));939940        // after transfer941        assert_eq!(TemplateModule::balance_count(1, 1), 0);942        assert_eq!(TemplateModule::balance_count(1, 2), 1);943    });944}
modifiedrun-testnet.shdiffbeforeafterboth
--- a/run-testnet.sh
+++ b/run-testnet.sh
@@ -49,6 +49,7 @@
   --rpc-port $RPCPORT \
   --name $NODE \
   --ws-external \
+  --ws-max-connections 10000 \
   --rpc-cors all \
   -lruntime \
   $BOOTNODES;
modifiedruntime/src/lib.rsdiffbeforeafterboth
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -53,8 +53,10 @@
 
 pub use timestamp::Call as TimestampCall;
 
-/// Importing a nft pallet
-pub use nft;
+/// Re-export a nft pallet
+/// TODO: Check this re-export. Is this safe and good style?
+extern crate nft;
+pub use nft::*;
 
 /// An index to a block.
 pub type BlockNumber = u32;
@@ -111,7 +113,7 @@
     spec_name: create_runtime_str!("nft"),
     impl_name: create_runtime_str!("nft"),
     authoring_version: 1,
-    spec_version: 1,
+    spec_version: 2,
     impl_version: 1,
     apis: RUNTIME_API_VERSIONS,
     transaction_version: 1,
@@ -318,7 +320,7 @@
         Balances: balances::{Module, Call, Storage, Config<T>, Event<T>},
         TransactionPayment: transaction_payment::{Module, Storage},
         Sudo: sudo::{Module, Call, Config<T>, Storage, Event<T>},
-        Nft: nft::{Module, Call, Storage, Event<T>},
+        Nft: nft::{Module, Call, Config<T>, Storage, Event<T>},
     }
 );
 
addedtests/src/blocks-production.test.tsdiffbeforeafterboth
--- /dev/null
+++ b/tests/src/blocks-production.test.ts
@@ -0,0 +1,48 @@
+import usingApi from "./substrate/substrate-api";
+import promisifySubstrate from "./substrate/promisify-substrate";
+import { expect } from "chai";
+
+describe('Blocks Production', () => {
+  it('Node produces new blocks', async () => {
+    await usingApi(async api => {
+      const blocksPromise = promisifySubstrate(api, () => {
+        return new Promise<number[]>((resolve, reject) => {
+          const blockNumbers: number[] = [];
+          const unsubscribe = api.rpc.chain.subscribeNewHeads(async head => {
+            blockNumbers.push(head.number.toNumber());
+            if(blockNumbers.length >= 2) {
+              (await unsubscribe)();
+              resolve(blockNumbers);
+            }
+          });
+        })
+      })();
+
+      let blocks: number[] | undefined = undefined;
+
+      const timeoutPromise = new Promise<void>((resolve, reject) => {
+        let secondsPassed = 0;
+        let incrementSeconds = () => {
+          secondsPassed++;
+          if(secondsPassed > 5 * 60) {
+            reject('Block production test failed due to timeout.');
+            return;
+          }
+
+          if(blocks) {
+            resolve();
+            return;
+          }
+
+          setTimeout(incrementSeconds, 1000);
+        }
+
+        incrementSeconds();
+      });
+
+      blocks = await Promise.race([blocksPromise, timeoutPromise]) as number[];
+
+      expect(blocks[0]).to.be.lessThan(blocks[1]);
+    });
+  });
+});