Radix Developer Resources

curl -sSL https://github.com/radixdlt/radixdlt-scrypto/raw/HEAD/scrypto-install-scripts/install-scrypto-macos.sh | sh

Invoke-RestMethod 'https://github.com/radixdlt/radixdlt-scrypto/raw/HEAD/scrypto-install-scripts/install-scrypto-windows.ps1' | Invoke-Expression

curl -sSL https://github.com/radixdlt/radixdlt-scrypto/raw/HEAD/scrypto-install-scripts/install-scrypto-debian.sh | sh

// Import Scrypto library. Access to types such as buckets and vaults as well as methods.
use scrypto::prelude::*;

// Blueprint macro
blueprint! {
    struct Hello {
        // Define what resources and data will be managed by Hello components
        sample_vault: Vault
    }
    impl Hello {
        // Implement the functions and methods which will manage those resources and data
        
        // This is a function, and can be called directly on the blueprint once deployed
        pub fn instantiate_hello() -> ComponentAddress {
            // Create a new token called "HelloToken," with a fixed supply of 1000, and put that supply into a bucket
            let my_bucket: Bucket = ResourceBuilder::new_fungible()
                .metadata("name", "HelloToken")
                .metadata("symbol", "HT")
                .initial_supply(1000);

            // Instantiate a Hello component, populating its vault with our supply of 1000 HelloToken.
            // Initialize a state.
            Self {
                sample_vault: Vault::with_bucket(my_bucket)
            }
            // Instantiate local function and globalize it to assign an address. No semi-colon returns an address.
            .instantiate().globalize()
        }

        // This is a method, because it needs a reference to self.  Methods can only be called on components
        pub fn free_token(&mut self) -> Bucket {
            info!("My balance is: {} HelloToken. Now giving away a token!", self.sample_vault.amount());
            // If the semi-colon is omitted on the last line, the last value seen is automatically returned
            // In this case, a bucket containing 1 HelloToken is returned
            self.sample_vault.take(1)
        }
    }
}