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use crate::ZomeIndex;
use holochain_serialized_bytes::prelude::*;
#[derive(
Debug,
Copy,
Clone,
Hash,
PartialEq,
Eq,
PartialOrd,
Ord,
serde::Serialize,
serde::Deserialize,
SerializedBytes,
)]
#[cfg_attr(feature = "arbitrary", derive(arbitrary::Arbitrary))]
pub struct LinkType(pub u8);
impl LinkType {
pub fn new(u: u8) -> Self {
Self(u)
}
pub fn into_inner(self) -> u8 {
self.0
}
}
#[derive(
Debug,
PartialOrd,
Ord,
Clone,
Hash,
serde::Serialize,
serde::Deserialize,
PartialEq,
Eq,
SerializedBytes,
)]
#[cfg_attr(feature = "arbitrary", derive(arbitrary::Arbitrary))]
pub struct LinkTag(#[serde(with = "serde_bytes")] pub Vec<u8>);
impl LinkTag {
pub fn new<T>(t: T) -> Self
where
T: Into<Vec<u8>>,
{
Self(t.into())
}
pub fn into_inner(self) -> Vec<u8> {
self.0
}
}
#[derive(PartialEq, Eq, Hash, Clone, Debug, Serialize, Deserialize)]
pub enum LinkTypeFilter {
Types(Vec<(ZomeIndex, Vec<LinkType>)>),
Dependencies(Vec<ZomeIndex>),
}
pub trait LinkTypesHelper: Sized {
type Error;
fn from_type<Z, I>(zome_index: Z, link_type: I) -> Result<Option<Self>, Self::Error>
where
Z: Into<ZomeIndex>,
I: Into<LinkType>;
}
impl LinkTypesHelper for () {
type Error = core::convert::Infallible;
fn from_type<Z, I>(_zome_index: Z, _link_type: I) -> Result<Option<Self>, Self::Error>
where
Z: Into<ZomeIndex>,
I: Into<LinkType>,
{
Ok(Some(()))
}
}
impl LinkTypeFilter {
pub fn zome_for<E>(link_type: impl TryInto<ZomeIndex, Error = E>) -> Result<Self, E> {
link_type.try_into().map(LinkTypeFilter::single_dep)
}
pub fn contains(&self, zome_index: &ZomeIndex, link_type: &LinkType) -> bool {
match self {
LinkTypeFilter::Types(types) => types
.iter()
.any(|(z, types)| z == zome_index && types.contains(link_type)),
LinkTypeFilter::Dependencies(deps) => deps.contains(zome_index),
}
}
pub fn single_type(zome_index: ZomeIndex, link_type: LinkType) -> Self {
Self::Types(vec![(zome_index, vec![link_type])])
}
pub fn single_dep(zome_index: ZomeIndex) -> Self {
Self::Dependencies(vec![zome_index])
}
}
impl From<Vec<u8>> for LinkTag {
fn from(b: Vec<u8>) -> Self {
Self(b)
}
}
impl From<()> for LinkTag {
fn from(_: ()) -> Self {
Self(Vec::new())
}
}
impl AsRef<Vec<u8>> for LinkTag {
fn as_ref(&self) -> &Vec<u8> {
&self.0
}
}
impl std::ops::Deref for LinkType {
type Target = u8;
fn deref(&self) -> &Self::Target {
&self.0
}
}
impl From<u8> for LinkType {
fn from(t: u8) -> Self {
Self(t)
}
}
impl From<(ZomeIndex, LinkType)> for LinkType {
fn from((_, l): (ZomeIndex, LinkType)) -> Self {
l
}
}
impl From<(ZomeIndex, LinkType)> for ZomeIndex {
fn from((z, _): (ZomeIndex, LinkType)) -> Self {
z
}
}