harmony/harmony/src/modules/tenant/credentials.rs

use async_trait::async_trait;
use chrono::{DateTime, Utc};
use serde::Serialize;

use crate::{interpret::InterpretError, score::Score, topology::Topology};

/// Create and manage Tenant Credentials.
///
/// This is meant to be used by cluster administrators who need to provide their tenant users and
/// services with credentials to access their resources.
#[derive(Debug, Clone, Serialize)]
pub struct TenantCredentialScore;

impl<T: Topology + TenantCredentialManager> Score<T> for TenantCredentialScore {
    fn create_interpret(&self) -> Box<dyn crate::interpret::Interpret<T>> {
        todo!()
    }

    fn name(&self) -> String {
        todo!()
    }
}

#[async_trait]
pub trait TenantCredentialManager {
    async fn create_user(&self) -> Result<TenantCredentialBundle, InterpretError>;
}

#[derive(Debug, Clone)]
pub struct CredentialMetadata {
    pub tenant_id: String,
    pub credential_id: String,
    pub description: String,
    pub created_at: DateTime<Utc>,
    pub expires_at: Option<DateTime<Utc>>,
}

#[derive(Debug, Clone)]
pub enum CredentialData {
    /// Used to store login instructions destined to a human. Akin to AWS login instructions email
    /// upon new console user creation.
    PlainText(String),
}

pub struct TenantCredentialBundle {
    _metadata: CredentialMetadata,
    _content: CredentialData,
}

impl TenantCredentialBundle {}