holochain-rust-hdk.rs

#[derive(Serialize, Deserialize)]
pub struct Task {
    text: String,
    complete: bool,
}

define_zome! {
    entries: [
        entry!(
            name: "task",
            description: "a thing to do",
            sharing: Sharing::Public,
            native_type: Task,
         
            validation_package: || {
                hdk::ValidationPackageDefinition::Entry
            },
         
            validation: |task: Task, _ctx: hdk::ValidationData| {
                (task.text.len() > 0)
                    .ok_or_else(|| String::from("Task text can't be empty"))
            }
        )
    ]
 
    genesis: || {
        Ok(())
    }
 
    functions: {
        main (Public) {
            create_task: {
                inputs: |text: String|,
                outputs: |address: serde_json::Value|,
                handler: handle_create_task
            }

            list_tasks: {
                inputs: | |,
                outputs: |tasks: serde_json::Value|,
                handler: handle_list_tasks
            }
        }
    }
}