Social
======

Data Modal
----------
```mermaid
classDiagram
User .. Piece

class Piece {
    +User owner
    +int visibility
}
User .. Activity
class Activity {
    +User owner
    +int visibility
    +Enum action_type
    +Piece action_object
    +Item target
    +Bool is_viewable
}
Activity .. Piece
Activity .. Item
class Item {
    +str title
    +str brief
    -enum type
}
```

Activities
----------
Activity is used for two main purposes:
 - Generate chronological view for users
 - Generate ActivityStreams OrderedCollection for ActivityPub interactions





ActivityPub
-----------

TBA

References:
 - https://www.w3.org/TR/activitypub/
 - https://www.w3.org/TR/activitystreams-core/
 - https://www.w3.org/TR/activitystreams-vocabulary/
 - https://www.w3.org/TR/json-ld/
 - https://codeberg.org/fediverse/fep/src/branch/main/feps/fep-e232.md
 - https://socialhub.activitypub.rocks/t/guide-for-new-activitypub-implementers/479
 - https://docs.joinmastodon.org/spec/activitypub/
 - https://docs.joinbookwyrm.com/activitypub.html
 - https://github.com/Podcastindex-org/podcast-namespace/blob/main/proposal-docs/social/social.md#socialinteract-element
 - https://dev.funkwhale.audio/funkwhale/funkwhale/-/tree/develop/docs/developer_documentation/federation
 - https://github.com/inventaire/inventaire/issues/187
 - https://github.com/inventaire/inventaire/issues/533