reasonkit-web 0.1.7

//! # Profile Management Module
//!
//! User profile storage, retrieval, and management.
//!
//! ## Features
//!
//! - Profile CRUD operations
//! - Avatar upload and storage
//! - Account deletion (GDPR compliant)
//! - Profile versioning for audit

use axum::{
    extract::{Json, Multipart},
    http::StatusCode,
    response::IntoResponse,
};
use chrono::{DateTime, Utc};
use serde::{Deserialize, Serialize};
use uuid::Uuid;

/// User profile data
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Profile {
    /// Unique user ID
    pub id: Uuid,
    /// Email address
    pub email: String,
    /// Display name
    pub name: Option<String>,
    /// Avatar URL
    pub avatar_url: Option<String>,
    /// User's timezone
    pub timezone: Option<String>,
    /// Preferred language
    pub language: String,
    /// Account creation timestamp
    pub created_at: DateTime<Utc>,
    /// Last update timestamp
    pub updated_at: DateTime<Utc>,
    /// Email verification status
    pub email_verified: bool,
    /// 2FA enabled status
    pub two_factor_enabled: bool,
    /// Account status
    pub status: AccountStatus,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
#[serde(rename_all = "lowercase")]
pub enum AccountStatus {
    Active,
    Suspended,
    PendingDeletion,
    Deleted,
}

/// Profile update request
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ProfileUpdate {
    pub name: Option<String>,
    pub timezone: Option<String>,
    pub language: Option<String>,
}

/// Profile service for database operations
pub struct ProfileService {
    // TODO: Add database connection pool
}

impl ProfileService {
    pub fn new() -> Self {
        Self {}
    }

    /// Get profile by user ID
    pub async fn get_profile(&self, _user_id: Uuid) -> Result<Profile, ProfileError> {
        // TODO: Implement database query
        Err(ProfileError::NotFound)
    }

    /// Update profile
    pub async fn update_profile(
        &self,
        _user_id: Uuid,
        _update: ProfileUpdate,
    ) -> Result<Profile, ProfileError> {
        // TODO: Implement database update
        Err(ProfileError::NotFound)
    }

    /// Upload avatar
    pub async fn upload_avatar(
        &self,
        _user_id: Uuid,
        _data: Vec<u8>,
        _content_type: &str,
    ) -> Result<String, ProfileError> {
        // TODO: Implement S3 upload
        Err(ProfileError::StorageError("Not implemented".to_string()))
    }

    /// Delete account (GDPR compliant)
    pub async fn delete_account(&self, _user_id: Uuid) -> Result<(), ProfileError> {
        // TODO: Implement account deletion
        // 1. Mark account as pending deletion
        // 2. Schedule data export
        // 3. Queue for deletion after retention period
        Err(ProfileError::NotFound)
    }
}

impl Default for ProfileService {
    fn default() -> Self {
        Self::new()
    }
}

/// Profile errors
#[derive(Debug, thiserror::Error)]
pub enum ProfileError {
    #[error("Profile not found")]
    NotFound,
    #[error("Email already in use")]
    EmailConflict,
    #[error("Invalid update data: {0}")]
    ValidationError(String),
    #[error("Storage error: {0}")]
    StorageError(String),
    #[error("Database error: {0}")]
    DatabaseError(String),
}

/// HTTP handlers for profile endpoints
pub mod handlers {
    use super::*;

    /// Get current user's profile
    pub async fn get_profile() -> impl IntoResponse {
        let profile = Profile {
            id: Uuid::new_v4(),
            email: "user@example.com".to_string(),
            name: Some("Example User".to_string()),
            avatar_url: None,
            timezone: Some("UTC".to_string()),
            language: "en".to_string(),
            created_at: Utc::now(),
            updated_at: Utc::now(),
            email_verified: true,
            two_factor_enabled: false,
            status: AccountStatus::Active,
        };
        (StatusCode::OK, Json(profile))
    }

    /// Update current user's profile
    pub async fn update_profile(Json(_update): Json<ProfileUpdate>) -> impl IntoResponse {
        // TODO: Implement with auth context and database
        (
            StatusCode::OK,
            Json(serde_json::json!({"success": true, "message": "Profile updated"})),
        )
    }

    /// Upload avatar image
    pub async fn upload_avatar(_multipart: Multipart) -> impl IntoResponse {
        // TODO: Process multipart upload
        StatusCode::NOT_IMPLEMENTED
    }

    /// Delete account (GDPR)
    pub async fn delete_account() -> impl IntoResponse {
        // TODO: Implement account deletion flow
        (
            StatusCode::ACCEPTED,
            Json(serde_json::json!({
                "success": true,
                "message": "Account deletion scheduled. You will receive an email confirmation."
            })),
        )
    }
}