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Vendor (Item Gold Trader)

The Vendor (Item Gold Trader) is a stable trading system for Inventory Items so that users can exchange Gold for needed items or Gold Crops for Gold.

Contracts

Addresses

DFK Chain

Name
Mainnet
Testnet
ItemGoldTraderV2 (Eevi)
0x0f85fdf6c561C42d6b46d0E27ea6Aa9Bf9476B3f
0x9E721454207FA0FD6E3a362dAb66912EF004E958

Klaytn

Name
Mainnet
Testnet
ItemGoldTraderV2 (Zada)
0x3Eab8a8F71dDA3e6c907C74302B734805C4f3278
0xEac3517251339877426cec94B245c0D8D83D7cb5

Interfaces

interface IItemGoldTraderV2 {
event ItemAdded(address indexed item, uint256 startingPrice, uint256 playerSellPrice, uint256 minPrice, uint256 deltaPriceIncrease, uint256 decreaseRate, uint64 priceIncreaseDecay);
event ItemTraded(address indexed player, address boughtItem, uint256 boughtQty, address soldItem, uint256 soldQty);
event ItemUpdated(address indexed item, uint256 currentPrice, uint256 playerSellPrice, uint256 minPrice, uint256 deltaPriceIncrease, uint256 decreaseRate, uint64 priceIncreaseDecay, uint8 status);
function addressToTradeItemId(address) view returns (uint256);
function buyItem(address _itemAddress, uint256 _quantity, uint256 _maxPrice);
function getNextPrice(address _itemAddress, uint256 _quantity) view returns (uint256);
function getTradeItem(uint256 _id) view returns (tuple(uint256 id, address item, uint256 currentPrice, uint256 playerSellPrice, uint256 minPrice, uint256 deltaPriceIncrease, uint256 decreaseRate, uint64 priceIncreaseDecay, uint64 lastPurchaseTimestamp, uint8 status));
function getTradeItemByAddress(address _itemAddress) view returns (tuple(uint256 id, address item, uint256 currentPrice, uint256 playerSellPrice, uint256 minPrice, uint256 deltaPriceIncrease, uint256 decreaseRate, uint64 priceIncreaseDecay, uint64 lastPurchaseTimestamp, uint8 status));
function getTradeItems() view returns (tuple(uint256 id, address item, uint256 currentPrice, uint256 playerSellPrice, uint256 minPrice, uint256 deltaPriceIncrease, uint256 decreaseRate, uint64 priceIncreaseDecay, uint64 lastPurchaseTimestamp, uint8 status)[]);
function paused() view returns (bool);
function sellItem(address _itemAddress, uint256 _quantity);
function tradeItems(uint256) view returns (uint256 id, address item, uint256 currentPrice, uint256 playerSellPrice, uint256 minPrice, uint256 deltaPriceIncrease, uint256 decreaseRate, uint64 priceIncreaseDecay, uint64 lastPurchaseTimestamp, uint8 status);
}

ABIs

ItemGoldTraderV2.json
17KB
Code

Historical Contracts

These contracts have been deprecated and should not be used. They are listed here for data analysis and tracking purposes only.
On 8/10/2022, the ItemGoldTrader contract was upgraded to V2 with the inclusion of dynamic pricing.

Addresses

Harmony

Name
Mainnet
Testnet
ItemGoldTraderV2 (Zada)
0x5BDa5c3258c72c4890E6c1EA16f4F9E394FF3fB4
N/A
ItemGoldTrader (Zada)
0xe53BF78F8b99B6d356F93F41aFB9951168cca2c6
0x65D232da83d69A76189dA008Eb03BCFB211A1612

Interfaces

interface IItemGoldTrader {
event ItemAdded(address indexed item, uint256 buyPrice, uint256 sellPrice);
event ItemTraded(address indexed player, address boughtItem, uint256 boughtQty, address soldItem, uint256 soldQty);
event ItemUpdated(address indexed item, uint256 buyPrice, uint256 sellPrice, uint8 status);
function addressToTradeItemId( address ) external view returns ( uint256 );
function buyItem( address _itemAddress, uint256 _quantity ) external;
function getTradeItems( ) external view returns ( tuple[] );
function paused( ) external view returns ( bool );
function sellItem( address _itemAddress, uint256 _quantity ) external;
function tradeItems( uint256 ) external view returns ( uint256 id, address item, uint256 buyPrice, uint256 sellPrice, uint8 status );
}

ABIs

ItemGoldTrader.json
10KB
Code