//! Date fields and methods.

mod common;

use common::{NOW, TestRow, cases, ev, is_error, n, run, s};
use notescraft_bases::Value;

#[test]
fn date_fields() {
    let d = "date(\"2024-12-31 23:59:58.250\")";
    for (field, want) in [("year", 2024.0), ("month", 12.0), ("day", 31.0), ("hour", 23.0), ("minute", 59.0), ("second", 58.0), ("millisecond", 250.0)] {
        assert_eq!(ev(&format!("{d}.{field}")), n(want), "{field}");
    }
    assert!(is_error(&ev(&format!("{d}.nosuch"))));
    assert_eq!(ev("null.year"), Value::Null);
}

#[test]
fn date_methods() {
    cases(&[
        ("now().date().format(\"YYYY-MM-DD HH:mm:ss\")", s("2024-12-01 00:00:00")),
        ("now().time()", s("12:00:00")),
        ("date(\"2025-05-27\").format(\"YYYY-MM-DD\")", s("2025-05-27")),
        ("date(\"2025-05-27 14:05:09\").format(\"HH:mm:ss\")", s("14:05:09")),
        ("date(\"2025-05-27\").time()", s("00:00:00")),
        ("date(\"2025-05-27\").format(\"dddd, MMMM Do YYYY\")", s("Tuesday, May 27th 2025")),
        ("date(\"2025-05-01\").format(\"ddd MMM D YY\")", s("Thu May 1 25")),
        ("date(\"2025-05-02\").format(\"[Year] YYYY\")", s("Year 2025")),
        ("date(\"1970-01-01\").format(\"d dddd\")", s("4 Thursday")),
        ("date(\"1969-12-31\").format(\"dddd\")", s("Wednesday")),
        ("date(\"2025-05-27 00:30:00\").format(\"h:mm A\")", s("12:30 AM")),
        ("date(\"2025-05-27 15:30:00\").format(\"hh:mm a\")", s("03:30 pm")),
        ("date(\"2025-05-27 15:30:00.007\").format(\"ss.SSS\")", s("00.007")),
        ("date(\"2025-05-27\").format(\"[open\")", s("[open")),
        ("date(\"2025-05-27\").format(\"\")", s("")),
        ("date(\"2025-05-27\").isEmpty()", Value::Bool(false)),
        ("null.format(\"YYYY\")", Value::Null),
        ("date(\"2025-05-27 04:03:00\").date().toString()", s("2025-05-27")),
    ]);
    for src in ["date(\"2025-05-27\").format(1)", "date(\"2025-05-27\").format()", "date(\"2025-05-27\").time(1)", "date(\"2025-05-27\").nosuch()"] {
        assert!(is_error(&ev(src)), "{src}");
    }
}

#[test]
fn relative_reads_like_moment() {
    let ago = |ms: i64| {
        run(
            "file.mtime.relative()",
            &{
                let mut r = TestRow::new("a.md");
                r.mtime = NOW - ms;
                r
            },
            &[],
            None,
            None,
        )
    };
    let day = 86_400_000;
    assert_eq!(ago(3 * day), s("3 days ago"));
    assert_eq!(ago(day), s("a day ago"));
    assert_eq!(ago(10_000), s("a few seconds ago"));
    assert_eq!(ago(5 * 60_000), s("5 minutes ago"));
    assert_eq!(ago(3 * 3_600_000), s("3 hours ago"));
    assert_eq!(ago(60 * day), s("2 months ago"));
    assert_eq!(ago(30 * day), s("a month ago"));
    assert_eq!(ago(800 * day), s("2 years ago"));
    assert_eq!(ago(-2 * day), s("in 2 days"));
    assert_eq!(ago(-3 * 3_600_000), s("in 3 hours"));
}