Smart Contracts in dChange

The dChange platform uses smart contracts to automate and manage decentralized asset exchanges. Below is a summary of the key contracts and their functions.

Main Contracts

1. Exchange Contract

Purpose: Handles asset exchange between users.
Key Functions:
- initiateExchange(assetId, amount, recipient) - Initiates a trade with a recipient.
- confirmExchange(exchangeId) - Confirms the exchange between two users.
- cancelExchange(exchangeId) - Cancels a pending exchange.

2. Wallet Contract

Purpose: Manages user wallets and balances.
Key Functions:
- deposit(assetId, amount) - Deposits a specific amount of assets into the wallet.
- withdraw(assetId, amount) - Withdraws assets from the wallet.
- getBalance(assetId) - Retrieves the user's balance for a specific asset.

Events Emitted

ExchangeInitiated(exchangeId, sender, recipient, assetId, amount)
ExchangeCompleted(exchangeId)
BalanceUpdated(user, assetId, newBalance)

For more details, check the contract source code.