feat!: set LSP4TokenType on deployment of LSP7/8 Digital Assets

constants.ts

@@ -192,6 +192,9 @@ export const ERC725YDataKeys = {
     // keccak256('LSP4TokenSymbol')
     LSP4TokenSymbol: '0x2f0a68ab07768e01943a599e73362a0e17a63a72e94dd2e384d2c1d4db932756',
 
+    // keccak256('LSP4TokenType)
+    LSP4TokenType: '0xe0261fa95db2eb3b5439bd033cda66d56b96f92f243a8228fd87550ed7bdfdb3',
+
     // keccak256('LSP4Metadata')
     LSP4Metadata: '0x9afb95cacc9f95858ec44aa8c3b685511002e30ae54415823f406128b85b238e',
 
@@ -390,11 +393,24 @@ export const LSP1_TYPE_IDS = {
     '0xe32c7debcb817925ba4883fdbfc52797187f28f73f860641dab1a68d9b32902c',
 };
 
+// LSP4
+// ----------
+
+/**
+ * @dev list of LSP4 Token types to describe the type of token a digital asset contract represents.
+ * @see for details see: https://github.com/lukso-network/LIPs/blob/main/LSPs/LSP-4-DigitalAsset-Metadata.md#lsp4tokentype
+ */
+export const LSP4_TOKEN_TYPES = {
+  TOKEN: 0,
+  NFT: 1,
+  COLLECTION: 2,
+};
+
 // LSP8
 // ----------
 
 /**
- * @dev list of LSP8 Token ID types that can be used to create different types of NFTs.
+ * @dev list of LSP8 Token ID types that can be used to create different types of NFTs and represent each NFT identifiers differently.
  * @see for details see: https://github.com/lukso-network/LIPs/blob/main/LSPs/LSP-8-IdentifiableDigitalAsset.md#lsp8tokenidtype
  */
 export const LSP8_TOKEN_ID_TYPES = {

contracts/LSP4DigitalAssetMetadata/LSP4Constants.sol

@@ -1,6 +1,12 @@
 // SPDX-License-Identifier: Apache-2.0
 pragma solidity ^0.8.4;
 
+// Token types
+
+uint256 constant _LSP4_TOKEN_TYPE_TOKEN = 0;
+uint256 constant _LSP4_TOKEN_TYPE_NFT = 1;
+uint256 constant _LSP4_TOKEN_TYPE_COLLECTION = 2;
+
 // --- ERC725Y entries
 
 // bytes10(keccak256('SupportedStandards')) + bytes2(0) + bytes20(keccak256('LSP4DigitalAsset'))
@@ -15,6 +21,9 @@ bytes32 constant _LSP4_TOKEN_NAME_KEY = 0xdeba1e292f8ba88238e10ab3c7f88bd4be4fac
 // keccak256('LSP4TokenSymbol')
 bytes32 constant _LSP4_TOKEN_SYMBOL_KEY = 0x2f0a68ab07768e01943a599e73362a0e17a63a72e94dd2e384d2c1d4db932756;
 
+// keccak256('LSP4TokenType')
+bytes32 constant _LSP4_TOKEN_TYPE_KEY = 0xe0261fa95db2eb3b5439bd033cda66d56b96f92f243a8228fd87550ed7bdfdb3;
+
 // keccak256('LSP4Creators[]')
 bytes32 constant _LSP4_CREATORS_ARRAY_KEY = 0x114bd03b3a46d48759680d81ebb2b414fda7d030a7105a851867accf1c2352e7;
 

contracts/LSP4DigitalAssetMetadata/LSP4DigitalAssetMetadata.sol

@@ -12,13 +12,15 @@ import {
     _LSP4_SUPPORTED_STANDARDS_KEY,
     _LSP4_SUPPORTED_STANDARDS_VALUE,
     _LSP4_TOKEN_NAME_KEY,
-    _LSP4_TOKEN_SYMBOL_KEY
+    _LSP4_TOKEN_SYMBOL_KEY,
+    _LSP4_TOKEN_TYPE_KEY
 } from "./LSP4Constants.sol";
 
 // errors
 import {
     LSP4TokenNameNotEditable,
-    LSP4TokenSymbolNotEditable
+    LSP4TokenSymbolNotEditable,
+    LSP4TokenTypeNotEditable
 } from "./LSP4Errors.sol";
 
 /**
@@ -30,14 +32,16 @@ abstract contract LSP4DigitalAssetMetadata is ERC725Y {
     /**
      * @notice Deploying a digital asset `name_` with the `symbol_` symbol.
      *
-     * @param name_ The name of the token
-     * @param symbol_ The symbol of the token
-     * @param initialOwner_ The owner of the token contract
+     * @param name_ The name of the token.
+     * @param symbol_ The symbol of the token.
+     * @param initialOwner_ The owner of the token contract.
+     * @param lsp4TokenType_ The type of token this digital asset contract represents (`1` = Token, `2` = NFT, `3` = Collection).
      */
     constructor(
         string memory name_,
         string memory symbol_,
-        address initialOwner_
+        address initialOwner_,
+        uint256 lsp4TokenType_
     ) ERC725Y(initialOwner_) {
         // set data key SupportedStandards:LSP4DigitalAsset
         super._setData(
@@ -47,6 +51,7 @@ abstract contract LSP4DigitalAssetMetadata is ERC725Y {
 
         super._setData(_LSP4_TOKEN_NAME_KEY, bytes(name_));
         super._setData(_LSP4_TOKEN_SYMBOL_KEY, bytes(symbol_));
+        super._setData(_LSP4_TOKEN_TYPE_KEY, abi.encode(lsp4TokenType_));
     }
 
     /**
@@ -63,8 +68,11 @@ abstract contract LSP4DigitalAssetMetadata is ERC725Y {
             revert LSP4TokenNameNotEditable();
         } else if (dataKey == _LSP4_TOKEN_SYMBOL_KEY) {
             revert LSP4TokenSymbolNotEditable();
+        } else if (dataKey == _LSP4_TOKEN_TYPE_KEY) {
+            revert LSP4TokenTypeNotEditable();
         } else {
             _store[dataKey] = dataValue;
+
             emit DataChanged(
                 dataKey,
                 dataValue.length <= 256

contracts/LSP4DigitalAssetMetadata/LSP4DigitalAssetMetadataInitAbstract.sol

@@ -14,13 +14,15 @@ import {
     _LSP4_SUPPORTED_STANDARDS_KEY,
     _LSP4_SUPPORTED_STANDARDS_VALUE,
     _LSP4_TOKEN_NAME_KEY,
-    _LSP4_TOKEN_SYMBOL_KEY
+    _LSP4_TOKEN_SYMBOL_KEY,
+    _LSP4_TOKEN_TYPE_KEY
 } from "./LSP4Constants.sol";
 
 // errors
 import {
     LSP4TokenNameNotEditable,
-    LSP4TokenSymbolNotEditable
+    LSP4TokenSymbolNotEditable,
+    LSP4TokenTypeNotEditable
 } from "./LSP4Errors.sol";
 
 /**
@@ -35,11 +37,13 @@ abstract contract LSP4DigitalAssetMetadataInitAbstract is ERC725YInitAbstract {
      * @param name_ The name of the token
      * @param symbol_ The symbol of the token
      * @param initialOwner_ The owner of the token contract
+     * @param lsp4TokenType_ The type of token this digital asset contract represents (`1` = Token, `2` = NFT, `3` = Collection)
      */
     function _initialize(
         string memory name_,
         string memory symbol_,
-        address initialOwner_
+        address initialOwner_,
+        uint256 lsp4TokenType_
     ) internal virtual onlyInitializing {
         ERC725YInitAbstract._initialize(initialOwner_);
 
@@ -51,6 +55,7 @@ abstract contract LSP4DigitalAssetMetadataInitAbstract is ERC725YInitAbstract {
 
         super._setData(_LSP4_TOKEN_NAME_KEY, bytes(name_));
         super._setData(_LSP4_TOKEN_SYMBOL_KEY, bytes(symbol_));
+        super._setData(_LSP4_TOKEN_TYPE_KEY, abi.encode(lsp4TokenType_));
     }
 
     /**
@@ -67,8 +72,11 @@ abstract contract LSP4DigitalAssetMetadataInitAbstract is ERC725YInitAbstract {
             revert LSP4TokenNameNotEditable();
         } else if (dataKey == _LSP4_TOKEN_SYMBOL_KEY) {
             revert LSP4TokenSymbolNotEditable();
+        } else if (dataKey == _LSP4_TOKEN_TYPE_KEY) {
+            revert LSP4TokenTypeNotEditable();
         } else {
             _store[dataKey] = dataValue;
+
             emit DataChanged(
                 dataKey,
                 dataValue.length <= 256

contracts/LSP4DigitalAssetMetadata/LSP4Errors.sol

@@ -2,15 +2,22 @@
 pragma solidity ^0.8.4;
 
 /**
- * @dev Reverts when trying to edit the data key `LSP4TokenName` after the digital asset contract has been deployed.
- * The `LSP4TokenName` data key is located inside the ERC725Y Data key-value store of the digital asset contract.
- * It can be set only once inside the constructor/initializer when the digital asset contract is being deployed.
+ * @dev Reverts when trying to edit the data key `LSP4TokenName` after the digital asset contract has been deployed / initialized.
+ * The `LSP4TokenName` data key is located inside the ERC725Y data key-value store of the digital asset contract.
+ * It can be set only once inside the constructor/initializer when the digital asset contract is being deployed / initialized.
  */
 error LSP4TokenNameNotEditable();
 
 /**
- * @dev Reverts when trying to edit the data key `LSP4TokenSymbol` after the digital asset contract has been deployed.
- * The `LSP4TokenSymbol` data key is located inside the ERC725Y Data key-value store of the digital asset contract.
- * It can be set only once inside the constructor/initializer when the digital asset contract is being deployed.
+ * @dev Reverts when trying to edit the data key `LSP4TokenSymbol` after the digital asset contract has been deployed / initialized.
+ * The `LSP4TokenSymbol` data key is located inside the ERC725Y data key-value store of the digital asset contract.
+ * It can be set only once inside the constructor/initializer when the digital asset contract is being deployed / initialized.
  */
 error LSP4TokenSymbolNotEditable();
+
+/**
+ * @dev Reverts when trying to edit the data key `LSP4TokenType` after the digital asset contract has been deployed / initialized.
+ * The `LSP4TokenType` data key is located inside the ERC725Y data key-value store of the digital asset contract.
+ * It can be set only once inside the constructor / initializer when the digital asset contract is being deployed / initialized.
+ */
+error LSP4TokenTypeNotEditable();

contracts/LSP7DigitalAsset/LSP7DigitalAsset.sol

@@ -47,17 +47,19 @@ abstract contract LSP7DigitalAsset is
 {
     /**
      * @notice Sets the token-Metadata
-     * @param name_ The name of the token
-     * @param symbol_ The symbol of the token
-     * @param newOwner_ The owner of the the token-Metadata
-     * @param isNonDivisible_ Specify if the LSP7 token is a fungible or non-fungible token
+     * @param name_ The name of the token.
+     * @param symbol_ The symbol of the token.
+     * @param newOwner_ The owner of the the token-Metadata.
+     * @param lsp4TokenType_ The type of token this digital asset contract represents (`1` = Token, `2` = NFT, `3` = Collection).
+     * @param isNonDivisible_ Specify if the LSP7 token is a fungible or non-fungible token.
      */
     constructor(
         string memory name_,
         string memory symbol_,
         address newOwner_,
+        uint256 lsp4TokenType_,
         bool isNonDivisible_
-    ) LSP4DigitalAssetMetadata(name_, symbol_, newOwner_) {
+    ) LSP4DigitalAssetMetadata(name_, symbol_, newOwner_, lsp4TokenType_) {
         _isNonDivisible = isNonDivisible_;
     }
 

contracts/LSP7DigitalAsset/LSP7DigitalAssetInitAbstract.sol

@@ -46,14 +46,17 @@ abstract contract LSP7DigitalAssetInitAbstract is
         string memory name_,
         string memory symbol_,
         address newOwner_,
+        uint256 lsp4TokenType_,
         bool isNonDivisible_
     ) internal virtual onlyInitializing {
-        _isNonDivisible = isNonDivisible_;
         LSP4DigitalAssetMetadataInitAbstract._initialize(
             name_,
             symbol_,
-            newOwner_
+            newOwner_,
+            lsp4TokenType_
         );
+
+        _isNonDivisible = isNonDivisible_;
     }
 
     // fallback function

contracts/LSP7DigitalAsset/extensions/LSP7CompatibleERC20.sol

@@ -27,12 +27,14 @@ abstract contract LSP7CompatibleERC20 is IERC20Metadata, LSP7DigitalAsset {
      * @param name_ The name of the token.
      * @param symbol_ The symbol of the token.
      * @param newOwner_ The owner of the token contract.
+     * @param lsp4TokenType_ The type of token this digital asset contract represents (`1` = Token, `2` = NFT, `3` = Collection).
      */
     constructor(
         string memory name_,
         string memory symbol_,
-        address newOwner_
-    ) LSP7DigitalAsset(name_, symbol_, newOwner_, false) {}
+        address newOwner_,
+        uint256 lsp4TokenType_
+    ) LSP7DigitalAsset(name_, symbol_, newOwner_, lsp4TokenType_, false) {}
 
     /**
      * @inheritdoc IERC20Metadata

contracts/LSP7DigitalAsset/extensions/LSP7CompatibleERC20InitAbstract.sol

@@ -30,19 +30,22 @@ abstract contract LSP7CompatibleERC20InitAbstract is
      * @notice Initializing a `LSP7CompatibleERC20` token contract with: token name = `name_`, token symbol = `symbol_`, and
      * address `newOwner_` as the token contract owner.
      *
-     * @param name_ The name of the token
-     * @param symbol_ The symbol of the token
-     * @param newOwner_ The owner of the token
+     * @param name_ The name of the token.
+     * @param symbol_ The symbol of the token.
+     * @param newOwner_ The owner of the token.
+     * @param lsp4TokenType_ The type of token this digital asset contract represents (`1` = Token, `2` = NFT, `3` = Collection).
      */
     function _initialize(
         string memory name_,
         string memory symbol_,
-        address newOwner_
+        address newOwner_,
+        uint256 lsp4TokenType_
     ) internal virtual override onlyInitializing {
         LSP7DigitalAssetInitAbstract._initialize(
             name_,
             symbol_,
             newOwner_,
+            lsp4TokenType_,
             false
         );
     }

contracts/LSP7DigitalAsset/presets/LSP7CompatibleERC20Mintable.sol

@@ -14,12 +14,14 @@ contract LSP7CompatibleERC20Mintable is LSP7CompatibleERC20 {
      * @param name_ The name of the token.
      * @param symbol_ The symbol of the token.
      * @param newOwner_ The owner of the token contract.
+     * @param lsp4TokenType_ The type of token this digital asset contract represents (`1` = Token, `2` = NFT, `3` = Collection).
      */
     constructor(
         string memory name_,
         string memory symbol_,
-        address newOwner_
-    ) LSP7CompatibleERC20(name_, symbol_, newOwner_) {}
+        address newOwner_,
+        uint256 lsp4TokenType_
+    ) LSP7CompatibleERC20(name_, symbol_, newOwner_, lsp4TokenType_) {}
 
     /**
      * @dev Public {_mint} function only callable by the {owner}.

contracts/LSP7DigitalAsset/presets/LSP7CompatibleERC20MintableInit.sol

@@ -26,16 +26,19 @@ contract LSP7CompatibleERC20MintableInit is
      * @param name_ The name of the token.
      * @param symbol_ The symbol of the token.
      * @param newOwner_ The owner of the token contract.
+     * @param lsp4TokenType_ The type of token this digital asset contract represents (`1` = Token, `2` = NFT, `3` = Collection).
      */
     function initialize(
         string memory name_,
         string memory symbol_,
-        address newOwner_
+        address newOwner_,
+        uint256 lsp4TokenType_
     ) external virtual initializer {
         LSP7CompatibleERC20MintableInitAbstract._initialize(
             name_,
             symbol_,
-            newOwner_
+            newOwner_,
+            lsp4TokenType_
         );
     }
 }

contracts/LSP7DigitalAsset/presets/LSP7CompatibleERC20MintableInitAbstract.sol

@@ -18,9 +18,15 @@ abstract contract LSP7CompatibleERC20MintableInitAbstract is
     function _initialize(
         string memory name_,
         string memory symbol_,
-        address newOwner_
+        address newOwner_,
+        uint256 lsp4TokenType_
     ) internal virtual override onlyInitializing {
-        LSP7CompatibleERC20InitAbstract._initialize(name_, symbol_, newOwner_);
+        LSP7CompatibleERC20InitAbstract._initialize(
+            name_,
+            symbol_,
+            newOwner_,
+            lsp4TokenType_
+        );
     }
 
     /**

contracts/LSP7DigitalAsset/presets/LSP7Mintable.sol

@@ -20,13 +20,24 @@ contract LSP7Mintable is LSP7DigitalAsset, ILSP7Mintable {
      * @param name_ The name of the token.
      * @param symbol_ The symbol of the token.
      * @param newOwner_ The owner of the token contract.
+     * @param lsp4TokenType_ The type of token this digital asset contract represents (`1` = Token, `2` = NFT, `3` = Collection).
+     * @param isNonDivisible_ Specify if the LSP7 token is a fungible or non-fungible token.
      */
     constructor(
         string memory name_,
         string memory symbol_,
         address newOwner_,
+        uint256 lsp4TokenType_,
         bool isNonDivisible_
-    ) LSP7DigitalAsset(name_, symbol_, newOwner_, isNonDivisible_) {}
+    )
+        LSP7DigitalAsset(
+            name_,
+            symbol_,
+            newOwner_,
+            lsp4TokenType_,
+            isNonDivisible_
+        )
+    {}
 
     /**
      * @dev Public {_mint} function only callable by the {owner}.

contracts/LSP7DigitalAsset/presets/LSP7MintableInit.sol

@@ -23,17 +23,21 @@ contract LSP7MintableInit is LSP7MintableInitAbstract {
      * @param name_ The name of the token.
      * @param symbol_ The symbol of the token.
      * @param newOwner_ The owner of the token contract.
+     * @param lsp4TokenType_ The type of token this digital asset contract represents (`1` = Token, `2` = NFT, `3` = Collection).
+     * @param isNonDivisible_ Specify if the LSP7 token is a fungible or non-fungible token.
      */
     function initialize(
         string memory name_,
         string memory symbol_,
         address newOwner_,
+        uint256 lsp4TokenType_,
         bool isNonDivisible_
     ) external virtual initializer {
         LSP7MintableInitAbstract._initialize(
             name_,
             symbol_,
             newOwner_,
+            lsp4TokenType_,
             isNonDivisible_
         );
     }