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use activitystreams_vocabulary::{Iri, Item, Link, create_activity, create_item, field_access};
use crate::{Error, Result};
create_activity! {
/// Indicates that `target` is being given (by the `actor`) access to a resource specified by `context` under the role/permission specified by `object`.
///
/// # Example
///
/// ```rust
/// use activityforge::{Grant, context};
/// use activitystreams_vocabulary::Iri;
///
/// # fn main() {
/// let id = Iri::try_from("https://example.dev/aviva/outbox/reBGo").unwrap();
/// let actor = Iri::try_from("http://example.dev/aviva").unwrap();
///
/// let object = Iri::try_from("write").unwrap();
/// let context = Iri::try_from("https://example.dev/aviva/myproject").unwrap();
/// let target = Iri::try_from("https://example.dev/bob").unwrap();
///
/// let to0 = Iri::try_from("https://example.dev/aviva/followers").unwrap();
/// let to1 = Iri::try_from("https://example.dev/aviva/myproject").unwrap();
/// let to2 = Iri::try_from("https://example.dev/aviva/myproject/followers").unwrap();
/// let to3 = Iri::try_from("https://example.dev/bob").unwrap();
/// let to4 = Iri::try_from("https://example.dev/bob/followers").unwrap();
///
/// let json_str = format!(
/// r#"{{
/// "@context": [
/// "https://www.w3.org/ns/activitystreams",
/// "https://forgefed.org/ns"
/// ],
/// "type": "Grant",
/// "id": "{id}",
/// "context": "{context}",
/// "to": [
/// "{to0}",
/// "{to1}",
/// "{to2}",
/// "{to3}",
/// "{to4}"
/// ],
/// "actor": "{actor}",
/// "object": "{object}",
/// "target": "{target}"
/// }}"#
/// );
///
/// let context_property = context::forgefed_context();
///
/// let to = [to0, to1, to2, to3, to4];
///
/// let grant = Grant::new()
/// .with_context_property(context_property)
/// .with_id(id)
/// .with_actor(actor)
/// .with_object(object)
/// .with_context(context)
/// .with_target(target)
/// .with_to(to);
///
/// assert_eq!(serde_json::to_string_pretty(&grant).unwrap(), json_str);
/// assert_eq!(
/// serde_json::from_str::<Grant>(json_str.as_str()).unwrap(),
/// grant
/// );
/// # }
/// ```
Grant: crate::ActivityType::Grant {
#[serde(skip_serializing_if = "Option::is_none")]
fulfills: Option<Item>,
}
}
field_access! {
Grant {
fulfills: option_ref { Item },
}
}
create_item! {
/// Represents the variants for property fields referencing a [Grant].
GrantItem
boxed
default: Self::Grant(Box::default()),
{
Grant(Grant),
Iri(Iri),
Link(Link),
}
}
impl GrantItem {
/// Gets the [GrantItem] ID.
pub fn id(&self) -> Result<&Iri> {
match self {
Self::Grant(grant) => grant.id().ok_or(Error::activity("grant: missing ID")),
Self::Iri(iri) => Ok(iri.as_ref()),
Self::Link(link) => Ok(link.href()),
}
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::context;
#[test]
fn test_grant() {
let id = Iri::try_from("https://example.dev/aviva/outbox/reBGo").unwrap();
let actor = Iri::try_from("http://example.dev/aviva").unwrap();
let object = Iri::try_from("write").unwrap();
let context = Iri::try_from("https://example.dev/aviva/myproject").unwrap();
let target = Iri::try_from("https://example.dev/bob").unwrap();
let to0 = Iri::try_from("https://example.dev/aviva/followers").unwrap();
let to1 = Iri::try_from("https://example.dev/aviva/myproject").unwrap();
let to2 = Iri::try_from("https://example.dev/aviva/myproject/followers").unwrap();
let to3 = Iri::try_from("https://example.dev/bob").unwrap();
let to4 = Iri::try_from("https://example.dev/bob/followers").unwrap();
let json_str = format!(
r#"{{
"@context": [
"https://www.w3.org/ns/activitystreams",
"https://forgefed.org/ns"
],
"type": "Grant",
"id": "{id}",
"context": "{context}",
"to": [
"{to0}",
"{to1}",
"{to2}",
"{to3}",
"{to4}"
],
"actor": "{actor}",
"object": "{object}",
"target": "{target}"
}}"#
);
let context_property = context::forgefed_context();
let to = [to0, to1, to2, to3, to4];
let grant = Grant::new()
.with_context_property(context_property)
.with_id(id)
.with_actor(actor)
.with_object(object)
.with_context(context)
.with_target(target)
.with_to(to);
assert_eq!(serde_json::to_string_pretty(&grant).unwrap(), json_str);
assert_eq!(
serde_json::from_str::<Grant>(json_str.as_str()).unwrap(),
grant
);
}
}