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use axum::extract::{Json, State};
use axum::http::StatusCode;
use axum::response::IntoResponse;
use regex::Regex;
use serde::{Deserialize, Serialize};
use crate::AppState;
use crate::routes::auth::{AuthUser, hash_password};
use super::errors::RouteError;
#[derive(Deserialize)]
pub(crate) struct CreateUserRequest {
email: String,
username: String,
password: String,
register_code: String,
}
pub async fn create_user(
State(state): State<AppState>,
Json(request): Json<CreateUserRequest>
) -> Result<impl IntoResponse, RouteError> {
if request.register_code != state.register_code {
return Err(RouteError::AuthorizationFailure());
}
let email_re = Regex::new(r"^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$").unwrap();
if !email_re.is_match(&request.email) {
return Err(RouteError::MalformedField("email".into()));
}
let username_re = Regex::new(r"^[a-zA-Z0-9_\-]+$").unwrap();
if !username_re.is_match(&request.username) {
return Err(RouteError::MalformedField("username".into()));
}
match state.database.fetch_user_by_email(&request.email) {
Err(_) => return Err(RouteError::Internal("database action failed".into())),
Ok(Some(_)) => return Err(RouteError::UserCreateEmailExists(request.email)),
Ok(None) => {},
};
match state.database.fetch_user_by_username(&request.username) {
Err(_) => return Err(RouteError::Internal("database action failed".into())),
Ok(Some(_)) => return Err(RouteError::UserCreateUsernameExists(request.username)),
Ok(None) => {},
};
let Ok(password_hash) = hash_password(&request.password) else {
return Err(RouteError::Internal("failed to hash password".into()))
};
let Ok(user) = state.database.insert_user(&request.email, &request.username, &password_hash, false) else {
return Err(RouteError::Internal("failed to create user".into()));
};
return Ok((StatusCode::CREATED, Json(user)));
}
#[derive(Serialize)]
struct MeResponse {
username: String,
}
pub async fn me(
AuthUser(claims): AuthUser,
) -> Result<impl IntoResponse, RouteError> {
Ok(Json(MeResponse { username: claims.username }))
}
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