ontv 0.1.3

A rich desktop application for tracking tv shows
Documentation 
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use chrono::Duration;
use iced::widget::{Column, Container, Text};
use iced::Element;
use iced_native::Pixels;

use crate::cache::ImageHint;
use crate::style;

pub(crate) const SPACE: u16 = 5;
pub(crate) const GAP: u16 = 20;
pub(crate) const GAP2: u16 = GAP * 2;

pub(crate) const TITLE_SIZE: u16 = 32;
pub(crate) const SUBTITLE_SIZE: u16 = 24;
pub(crate) const SMALL: f32 = 16.0;
pub(crate) const SUB_MENU_SIZE: u16 = 16;

pub(crate) const CONTAINER_WIDTH: Pixels = Pixels(1200.0);

/// Standard poster height used in lists.
pub(crate) const IMAGE_HEIGHT: f32 = 200.0;

/// Standard poster height.
pub(crate) const POSTER_HEIGHT: f32 = 750.0;

/// Standard screencap height.
pub(crate) const SCREENCAP_HEIGHT: f32 = 270.0;

/// Dashboard gets a bit more leeway, since the image is dynamically scaled.
pub(crate) const POSTER_HINT: ImageHint = ImageHint::Fit(500, POSTER_HEIGHT as u32);

// Force a 16:9 aspect ratio
pub(crate) const SCREENCAP_HINT: ImageHint = ImageHint::Fill(480, SCREENCAP_HEIGHT as u32);

// Banner dimensions.
pub(crate) const BANNER: ImageHint = ImageHint::Fill(1600, 400);

/// Build a default container.
pub(crate) fn default_container<'a, E, M: 'a>(content: E) -> Column<'a, M>
where
    Element<'a, M>: From<E>,
{
    use iced::widget::container;
    use iced::{Alignment, Length};

    Column::new()
        .push(container(content).max_width(CONTAINER_WIDTH))
        .align_items(Alignment::Center)
        .width(Length::Fill)
}

/// Construct a simple link.
pub(crate) fn link<M>(content: impl Into<Element<'static, M>>) -> iced::widget::Button<'static, M> {
    iced::widget::Button::new(content)
        .padding(0)
        .style(iced::theme::Button::Text)
}

/// Alternate container with background color.
pub(crate) fn centered<'a, E, M: 'a>(
    content: E,
    style: Option<style::StyleSheet>,
) -> Container<'a, M>
where
    Element<'a, M>: From<E>,
{
    use iced::alignment::Horizontal;
    use iced::widget::container;
    use iced::Length;

    let content = container(content).max_width(CONTAINER_WIDTH);

    let mut container = container(content)
        .align_x(Horizontal::Center)
        .width(Length::Fill);

    if let Some(style) = style {
        container = container.style(style);
    }

    container
}

/// Convert a chrono duration into something that is pretty to display.
pub(crate) fn duration_display(d: Duration) -> Text<'static> {
    let seconds = d.num_seconds();

    if seconds > 0 {
        let seconds = seconds.unsigned_abs();

        match seconds {
            n if n >= 60 => match seconds / 60 {
                1 => Text::new("one minute ago"),
                n => Text::new(format!("{n} minutes ago")),
            },
            _ => Text::new("< one minute ago"),
        }
    } else {
        let seconds = seconds.unsigned_abs();

        match seconds {
            0 => Text::new("right now"),
            n if n >= 60 => match seconds / 60 {
                1 => Text::new("in one minute"),
                n => Text::new(format!("in {n} minutes")),
            },
            _ => Text::new("< one minute"),
        }
    }
}