▒#▓~●█╲~▒▫%&~●$^^^▓%■●@◇◇@●○&○!!●^!&╳◇?▓?@◆●@▓~▪╳▪▒$#^@*╳╲◇◆*■#@

PriceOracle

/// PriceOracle: Interface for price feed oracles /// /// This interface defines the standard for price oracles used in DCA execution. /// Implementations can use Pyth Network, Chainlink, DIA, or custom price feeds. /// access(all) contract interface PriceOracle { /// Price data structure (must be defined in implementing contracts) /// Note: Structs cannot be nested in contract interfaces, so implementations /// should define their own PriceData struct matching this structure: /// - symbol: String /// - price: UFix64 /// - timestamp: UFix64 /// - confidence: UFix64? /// Oracle resource that provides price feeds access(all) resource interface Oracle { /// Get current price for a token symbol /// Returns a struct with: symbol, price, timestamp, confidence access(all) fun getPrice(symbol: String): AnyStruct? /// Get price with maximum age tolerance (in seconds) /// Returns nil if the latest price is older than maxAge access(all) fun getPriceWithMaxAge(symbol: String, maxAge: UFix64): AnyStruct? /// Check if oracle supports a specific token access(all) fun supportsToken(symbol: String): Bool /// Get list of supported tokens access(all) fun getSupportedTokens(): [String] } /// Event emitted when price is updated access(all) event PriceUpdated(symbol: String, price: UFix64, timestamp: UFix64) /// Event emitted when price feed becomes stale access(all) event PriceFeedStale(symbol: String, lastUpdate: UFix64) }