Struct GrandShareContract

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pub struct GrandShareContract<'a, P: JsonRpcProvider> { /* private fields */ }
Expand description

GrandShare contract interface for Neo N3

GrandShare is a governance and funding platform for Neo ecosystem projects. This contract interface provides methods to interact with the GrandShare smart contract.

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impl<'a, P: JsonRpcProvider + 'static> GrandShareContract<'a, P>

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pub const CONTRACT_HASH: &'static str = "74f2dc36a68fdc4682034178eb2220729231db76"

The script hash of the GrandShare contract on Neo N3 MainNet

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pub const SUBMIT_PROPOSAL: &'static str = "submitProposal"

Method name for submitting a proposal

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pub const VOTE: &'static str = "vote"

Method name for voting on a proposal

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pub const FUND_PROJECT: &'static str = "fundProject"

Method name for funding a project

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pub const CLAIM_FUNDS: &'static str = "claimFunds"

Method name for claiming funds

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pub fn new(provider: Option<&'a RpcClient<P>>) -> Self

Creates a new GrandShareContract instance with the default contract hash

§Arguments
  • provider - An optional reference to an RPC client
§Returns

A new GrandShareContract instance

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pub fn with_script_hash( script_hash: ScriptHash, provider: Option<&'a RpcClient<P>>, ) -> Self

Creates a new GrandShareContract instance with a custom script hash

§Arguments
  • script_hash - The script hash of the GrandShare contract
  • provider - An optional reference to an RPC client
§Returns

A new GrandShareContract instance

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pub async fn submit_proposal( &self, title: &str, description: &str, requested_amount: i64, account: &Account, ) -> Result<TransactionBuilder<'_, P>, ContractError>

Submits a proposal to GrandShare

§Arguments
  • title - The title of the proposal
  • description - The description of the proposal
  • requested_amount - The amount of funds requested
  • account - The account that will sign the transaction
§Returns

A transaction builder that can be used to build and sign the transaction

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pub async fn vote( &self, proposal_id: i32, vote_type: bool, account: &Account, ) -> Result<TransactionBuilder<'_, P>, ContractError>

Votes on a proposal in GrandShare

§Arguments
  • proposal_id - The ID of the proposal to vote on
  • vote_type - The type of vote (true for yes, false for no)
  • account - The account that will sign the transaction
§Returns

A transaction builder that can be used to build and sign the transaction

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pub async fn fund_project( &self, project_id: i32, amount: i64, account: &Account, ) -> Result<TransactionBuilder<'_, P>, ContractError>

Funds a project in GrandShare

§Arguments
  • project_id - The ID of the project to fund
  • amount - The amount of funds to provide
  • account - The account that will sign the transaction
§Returns

A transaction builder that can be used to build and sign the transaction

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pub async fn claim_funds( &self, project_id: i32, account: &Account, ) -> Result<TransactionBuilder<'_, P>, ContractError>

Claims funds from a funded project in GrandShare

§Arguments
  • project_id - The ID of the project to claim funds from
  • account - The account that will sign the transaction
§Returns

A transaction builder that can be used to build and sign the transaction

Trait Implementations§

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impl<'a, P: Clone + JsonRpcProvider> Clone for GrandShareContract<'a, P>

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fn clone(&self) -> GrandShareContract<'a, P>

Returns a duplicate of the value. Read more
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const fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<'a, P: Debug + JsonRpcProvider> Debug for GrandShareContract<'a, P>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'de, 'a, P> Deserialize<'de> for GrandShareContract<'a, P>

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl<'a, P: JsonRpcProvider> Serialize for GrandShareContract<'a, P>

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl<'a, P: JsonRpcProvider> SmartContractTrait<'a> for GrandShareContract<'a, P>

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type P = P

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fn script_hash(&self) -> H160

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fn set_script_hash(&mut self, script_hash: H160)

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fn provider(&self) -> Option<&RpcClient<P>>

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const DEFAULT_ITERATOR_COUNT: usize = 100usize

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fn name<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = String> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn set_name(&mut self, _name: String)

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fn invoke_function<'life0, 'life1, 'async_trait>( &'life0 self, function: &'life1 str, params: Vec<ContractParameter>, ) -> Pin<Box<dyn Future<Output = Result<TransactionBuilder<'_, Self::P>, ContractError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn build_invoke_function_script<'life0, 'life1, 'async_trait>( &'life0 self, function: &'life1 str, params: Vec<ContractParameter>, ) -> Pin<Box<dyn Future<Output = Result<Bytes, ContractError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn call_function_returning_string<'life0, 'life1, 'async_trait>( &'life0 self, function: &'life1 str, params: Vec<ContractParameter>, ) -> Pin<Box<dyn Future<Output = Result<String, ContractError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn call_function_returning_int<'life0, 'life1, 'async_trait>( &'life0 self, function: &'life1 str, params: Vec<ContractParameter>, ) -> Pin<Box<dyn Future<Output = Result<i32, ContractError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn call_function_returning_bool<'life0, 'life1, 'async_trait>( &'life0 self, function: &'life1 str, params: Vec<ContractParameter>, ) -> Pin<Box<dyn Future<Output = Result<bool, ContractError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn call_invoke_function<'life0, 'life1, 'async_trait>( &'life0 self, function: &'life1 str, params: Vec<ContractParameter>, signers: Vec<Signer>, ) -> Pin<Box<dyn Future<Output = Result<InvocationResult, ContractError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn throw_if_fault_state( &self, output: &InvocationResult, ) -> Result<(), ContractError>

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fn call_function_returning_script_hash<'life0, 'life1, 'async_trait>( &'life0 self, function: &'life1 str, params: Vec<ContractParameter>, ) -> Pin<Box<dyn Future<Output = Result<H160, ContractError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn call_function_returning_iterator<'life0, 'life1, 'async_trait, U>( &'life0 self, function: &'life1 str, params: Vec<ContractParameter>, mapper: Arc<dyn Fn(StackItem) -> U + Send + Sync>, ) -> Pin<Box<dyn Future<Output = Result<NeoIterator<'_, U, Self::P>, ContractError>> + Send + 'async_trait>>
where U: Send + Sync + 'async_trait, Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn call_function_and_unwrap_iterator<'life0, 'life1, 'async_trait, U>( &'life0 self, function: &'life1 str, params: Vec<ContractParameter>, _max_items: usize, mapper: impl 'async_trait + Fn(StackItem) -> U + Send, ) -> Pin<Box<dyn Future<Output = Result<Vec<U>, ContractError>> + Send + 'async_trait>>
where U: 'async_trait, Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn calc_native_contract_hash(contract_name: &str) -> Result<H160, ContractError>

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fn calc_contract_hash( sender: H160, nef_checksum: u32, contract_name: &str, ) -> Result<H160, ContractError>

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fn get_manifest<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = ContractManifest> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Auto Trait Implementations§

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impl<'a, P> Freeze for GrandShareContract<'a, P>

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impl<'a, P> !RefUnwindSafe for GrandShareContract<'a, P>

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impl<'a, P> Send for GrandShareContract<'a, P>

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impl<'a, P> Sync for GrandShareContract<'a, P>

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impl<'a, P> Unpin for GrandShareContract<'a, P>

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impl<'a, P> !UnwindSafe for GrandShareContract<'a, P>

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🔬This is a nightly-only experimental API. (clone_to_uninit)
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