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use chrono::{DateTime, Utc};
use serde::{Deserialize, Serialize};
/// Core domain model for OAuth2 clients
#[derive(Debug, Clone, PartialEq)]
pub struct OAuthClient {
pub client_id: String,
pub client_name: String,
pub redirect_uris: Vec<String>,
pub scopes: Vec<String>,
pub grant_types: Vec<String>,
pub response_types: Vec<String>,
pub is_active: bool,
pub created_at: DateTime<Utc>,
pub updated_at: DateTime<Utc>,
}
/// Core domain model for authorization codes
#[derive(Debug, Clone, PartialEq)]
pub struct AuthorizationCode {
pub code: String,
pub client_id: String,
pub user_id: String,
pub redirect_uri: String,
pub scopes: Vec<String>,
pub expires_at: DateTime<Utc>,
pub created_at: DateTime<Utc>,
pub is_used: bool,
// PKCE fields
pub code_challenge: Option<String>,
pub code_challenge_method: Option<String>,
}
/// Core domain model for access tokens
#[derive(Debug, Clone, PartialEq)]
pub struct AccessToken {
pub token_id: String,
pub client_id: String,
pub user_id: String,
pub scopes: Vec<String>,
pub expires_at: DateTime<Utc>,
pub created_at: DateTime<Utc>,
pub is_revoked: bool,
}
/// Core domain model for refresh tokens
#[derive(Debug, Clone, PartialEq)]
pub struct RefreshToken {
pub token_id: String,
pub access_token_id: String,
pub client_id: String,
pub user_id: String,
pub scopes: Vec<String>,
pub expires_at: DateTime<Utc>,
pub created_at: DateTime<Utc>,
pub is_revoked: bool,
}
/// Domain model for audit events
#[derive(Debug, Clone, PartialEq)]
pub struct AuditEvent {
pub event_type: String,
pub client_id: Option<String>,
pub user_id: Option<String>,
pub ip_address: Option<String>,
pub user_agent: Option<String>,
pub details: Option<String>,
pub success: bool,
pub timestamp: DateTime<Utc>,
}
/// Domain model for rate limiting
#[derive(Debug, Clone, PartialEq)]
pub struct RateLimit {
pub identifier: String,
pub endpoint: String,
pub count: u32,
pub window_start: DateTime<Utc>,
pub window_duration_minutes: u32,
}
/// JWT token claims for domain use
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub struct TokenClaims {
pub sub: String, // Subject (user ID)
pub iss: String, // Issuer
pub aud: String, // Audience (client ID)
pub exp: u64, // Expiration time
pub iat: u64, // Issued at
pub jti: String, // JWT ID (token ID)
pub scope: Option<String>, // Granted scopes
}
/// OAuth2 authorization request
#[derive(Debug, Clone, PartialEq)]
pub struct AuthorizationRequest {
pub client_id: String,
pub redirect_uri: String,
pub response_type: String,
pub scope: Option<String>,
pub state: Option<String>,
// PKCE
pub code_challenge: Option<String>,
pub code_challenge_method: Option<String>,
}
/// OAuth2 token request
#[derive(Debug, Clone, PartialEq)]
pub struct TokenRequest {
pub grant_type: String,
pub code: Option<String>, // For authorization_code grant
pub refresh_token: Option<String>, // For refresh_token grant
pub redirect_uri: Option<String>, // For authorization_code grant
pub client_id: String,
pub client_secret: Option<String>,
// PKCE
pub code_verifier: Option<String>,
}
/// Result of successful authorization
#[derive(Debug, Clone, PartialEq)]
pub struct AuthorizationResult {
pub redirect_url: String,
}
/// Result of successful token generation
#[derive(Debug, Clone, PartialEq)]
pub struct TokenResult {
pub access_token: String,
pub token_type: String,
pub expires_in: u64,
pub refresh_token: Option<String>,
pub scope: Option<String>,
}
/// OAuth2 error with domain context
#[derive(Debug, Clone, PartialEq)]
pub struct OAuthError {
pub error_code: String,
pub description: Option<String>,
pub uri: Option<String>,
}
impl OAuthError {
pub fn invalid_request(description: &str) -> Self {
Self {
error_code: "invalid_request".to_string(),
description: Some(description.to_string()),
uri: None,
}
}
pub fn invalid_client(description: &str) -> Self {
Self {
error_code: "invalid_client".to_string(),
description: Some(description.to_string()),
uri: None,
}
}
pub fn invalid_grant(description: &str) -> Self {
Self {
error_code: "invalid_grant".to_string(),
description: Some(description.to_string()),
uri: None,
}
}
pub fn unsupported_grant_type(description: &str) -> Self {
Self {
error_code: "unsupported_grant_type".to_string(),
description: Some(description.to_string()),
uri: None,
}
}
pub fn server_error(description: &str) -> Self {
Self {
error_code: "server_error".to_string(),
description: Some(description.to_string()),
uri: None,
}
}
}
/// User representation for OAuth2 flows
#[derive(Debug, Clone, PartialEq)]
pub struct User {
pub id: String,
pub username: Option<String>,
pub email: Option<String>,
pub is_active: bool,
}
/// Scope representation
#[derive(Debug, Clone, PartialEq)]
pub struct Scope {
pub name: String,
pub description: Option<String>,
}
impl Scope {
pub fn openid() -> Self {
Self {
name: "openid".to_string(),
description: Some("OpenID Connect scope".to_string()),
}
}
pub fn profile() -> Self {
Self {
name: "profile".to_string(),
description: Some("Access to user profile information".to_string()),
}
}
pub fn email() -> Self {
Self {
name: "email".to_string(),
description: Some("Access to user email address".to_string()),
}
}
}
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