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use axum::Router;
use axum::extract::State;
use axum::routing::{delete, get, post, put};
use chrono::{DateTime, Duration, Utc};
use entity::users::{self};
use sea_orm::ActiveValue::Set;
use sea_orm::{
ActiveModelTrait, ColumnTrait, EntityTrait, IntoActiveModel, ModelTrait, QueryFilter,
};
use serde::{Deserialize, Serialize};
use crate::extract::{ApiJson, Auth};
use crate::{
ApiError, ApiResult, AppState, JwtClaims, SuccessResponse, create_jwt, create_password,
validate_password,
};
#[derive(Serialize)]
struct Account {
id: i64,
username: String,
first_name: String,
last_name: String,
}
#[derive(Serialize)]
struct Token {
token: String,
expired_at: DateTime<Utc>,
}
async fn me(Auth(user): Auth) -> ApiResult<Account> {
return Ok(SuccessResponse(Account {
id: user.id,
username: user.username,
first_name: user.first_name,
last_name: user.last_name,
}));
}
#[derive(Deserialize)]
struct RegisterRequest {
username: String,
password: String,
first_name: String,
last_name: String,
}
async fn register(
State(state): State<AppState>,
ApiJson(req): ApiJson<RegisterRequest>,
) -> ApiResult<Account> {
let user_exists = users::Entity::find()
.filter(users::Column::Username.eq(&req.username))
.one(&state.db)
.await?
.is_some();
if user_exists {
return Err(ApiError::UserAlreadyExists {
username: req.username,
});
}
let user = users::ActiveModel {
username: Set(req.username),
password_hash: Set(create_password(&req.password)?),
password_issue_date: Set(Utc::now().naive_utc()),
first_name: Set(req.first_name),
last_name: Set(req.last_name),
..Default::default()
}
.insert(&state.db)
.await?;
Ok(SuccessResponse(Account {
id: user.id,
username: user.username,
first_name: user.first_name,
last_name: user.last_name,
}))
}
#[derive(Deserialize, Default)]
enum TokenLifetime {
Day = 1,
#[default]
Week = 7,
Month = 31,
}
#[derive(Deserialize)]
struct LoginRequest {
username: String,
password: String,
#[serde(default)]
token_lifetime: TokenLifetime,
}
async fn login(
State(state): State<AppState>,
ApiJson(req): ApiJson<LoginRequest>,
) -> ApiResult<Token> {
let user = users::Entity::find()
.filter(users::Column::Username.eq(&req.username))
.one(&state.db)
.await?
.ok_or(ApiError::InvalidPassword)?;
if !validate_password(&req.password, &user.password_hash)? {
return Err(ApiError::InvalidPassword);
}
let expired_at = Utc::now() + Duration::days(req.token_lifetime as i64);
let token = create_jwt(
&JwtClaims {
sub: user.id,
iat: user.password_issue_date.and_utc().timestamp(),
exp: expired_at.timestamp(),
},
&state.secret,
)
.map_err(|e| ApiError::InternalJwt(e.to_string()))?;
Ok(SuccessResponse(Token { token, expired_at }))
}
#[derive(Deserialize)]
struct ChangePasswordRequest {
old_password: String,
new_password: String,
}
async fn change_password(
State(state): State<AppState>,
Auth(user): Auth,
ApiJson(req): ApiJson<ChangePasswordRequest>,
) -> ApiResult<Account> {
if !validate_password(&req.old_password, &user.password_hash)? {
return Err(ApiError::InvalidPassword);
}
let mut active_user = user.into_active_model();
active_user.password_hash = Set(create_password(&req.new_password)?);
active_user.password_issue_date = Set(Utc::now().naive_utc());
let user = active_user.update(&state.db).await?;
Ok(SuccessResponse(Account {
id: user.id,
username: user.username,
first_name: user.first_name,
last_name: user.last_name,
}))
}
#[derive(Deserialize)]
struct DeleteUserRequest {
password: String,
}
async fn delete_account(
State(state): State<AppState>,
Auth(user): Auth,
ApiJson(req): ApiJson<DeleteUserRequest>,
) -> ApiResult<Account> {
if !validate_password(&req.password, &user.password_hash)? {
return Err(ApiError::InvalidPassword);
}
user.clone().delete(&state.db).await?;
Ok(SuccessResponse(Account {
id: user.id,
username: user.username,
first_name: user.first_name,
last_name: user.last_name,
}))
}
pub(crate) fn router() -> Router<AppState> {
Router::new()
.route("/me", get(me))
.route("/register", post(register))
.route("/login", post(login))
.route("/change_password", put(change_password))
.route("/delete", delete(delete_account))
}
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