use std::io::Write;

use ics::{components::Property, ICalendar};
use sqlx::SqlitePool;

use crate::model::{event::Event, trip::Trip, user::User};

pub(crate) async fn get_personal_cal(db: &SqlitePool, user: &User) -> String {
    let mut calendar = ICalendar::new("2.0", "ics-rs");
    calendar.push(Property::new(
        "X-WR-CALNAME",
        "Donau Linz - Deine Ausfahrten",
    ));

    let events = Event::all_with_user(db, user).await;
    for event in events {
        calendar.add_event(event.get_vevent(db).await);
    }

    let trips = Trip::all_with_user(db, user).await;
    for trip in trips {
        calendar.add_event(trip.get_vevent(user).await);
    }
    let mut buf = Vec::new();
    write!(&mut buf, "{}", calendar).unwrap();
    String::from_utf8(buf).unwrap()
}