src/ui/handlers/setup.rs


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use axum::{
    extract::State,
    response::{self, IntoResponse, Redirect},
};
use axum_extra::TypedHeader;
use headers::IfNoneMatch;

use crate::{error::Internal, setup::app::Setup, ui::assets::Response};

pub async fn handler(
    State(setup): State<Setup>,
    TypedHeader(if_none_match): TypedHeader<IfNoneMatch>,
) -> Result<Response, Error> {
    if setup
        .completed()
        .await
        .map_err(Internal::from)
        .map_err(Error::Internal)?
    {
        Err(Error::SetupCompleted)
    } else {
        Response::index(&if_none_match).map_err(Error::Internal)
    }
}

pub enum Error {
    SetupCompleted,
    Internal(Internal),
}

impl IntoResponse for Error {
    fn into_response(self) -> response::Response {
        match self {
            Self::SetupCompleted => Redirect::to("/login").into_response(),
            Self::Internal(error) => error.into_response(),
        }
    }
}