Module group 

Group management service.

Provides business logic for group operations within an organization. Groups enable team collaboration through shared memory graphs.

Features

• Group Management: Create, list, and delete groups
• Member Management: Add/remove members with role-based permissions
• Invite System: Token-based invites with expiration and usage limits

Permissions

Operation	Required Role
Create group	Org member
Delete group	Group admin
Add member	Group admin
Remove member	Group admin (cannot remove last admin)
Update role	Group admin (cannot demote last admin)
Create invite	Group admin
List members	Group member
Join via invite	Anyone with valid token
Leave group	Self (cannot leave if last admin)

Example

use subcog::services::GroupService;
use subcog::storage::GroupStorageFactory;

let backend = GroupStorageFactory::create_in_memory()?;
let service = GroupService::new(backend);

// Create a group
let group = service.create_group("my-org", "engineering", "Engineering team", "alice@example.com")?;

// Add a member
service.add_member(&group.id, "bob@example.com", GroupRole::Write, "alice@example.com")?;

// Create an invite
let (invite, token) = service.create_invite(&group.id, GroupRole::Read, "alice@example.com", None, None)?;
println!("Share this invite: {token}");

Structs

GroupService

Service for group management operations.