use iris::prelude::*;

/// The shared phone/desktop paint handles. Replacing their paint-table
/// entries changes the theme without rebuilding widgets or primitives.
#[derive(Clone)]
pub struct Theme {
    pub text: PaintId,
    pub code: PaintId,
    pub link: PaintId,
    pub marker: PaintId,
    pub verbatim_surface: PaintId,
    pub table_surface: PaintId,
    pub quote_bar: PaintId,
    pub quote_text: PaintId,
    pub strikethrough: PaintId,
    pub card_surface: PaintId,
    pub group_surface: PaintId,
    pub muted: PaintId,
    pub awaiting: PaintId,
    pub failed: PaintId,
    pub unknown: PaintId,
    pub composer_surface: PaintId,
    pub secondary_text: PaintId,
    pub syntax_keyword: PaintId,
    pub syntax_string: PaintId,
    pub syntax_literal: PaintId,
    pub syntax_comment: PaintId,
    pub syntax_metadata: PaintId,
    pub syntax_punctuation: PaintId,
    pub syntax_mark: PaintId,
}

impl Theme {
    pub fn new(paints: &mut Paints) -> Self {
        Self {
            text: paints.add(srgb(0xCDD6F4)),
            code: paints.add(srgb(0xCDD6F4)),
            link: paints.add(srgb(0x89B4FA)),
            marker: paints.add(srgb(0xB4BEFE)),
            verbatim_surface: paints.add(srgb(0x11111B)),
            table_surface: paints.add(srgb(0x313244)),
            quote_bar: paints.add(srgb(0x585B70)),
            quote_text: paints.add(srgb(0xA6ADC8)),
            strikethrough: paints.add(srgb(0x6C7086)),
            card_surface: paints.add(srgb(0x313244)),
            group_surface: paints.add(srgb(0x181825)),
            muted: paints.add(srgb(0xA6ADC8)),
            awaiting: paints.add(srgb(0xFAB387)),
            failed: paints.add(srgb(0xF38BA8)),
            unknown: paints.add(srgb(0xF9E2AF)),
            composer_surface: paints.add(Srgba8::rgb(40, 40, 46)),
            secondary_text: paints.add(Srgba8::rgb(150, 150, 160)),
            syntax_keyword: paints.add(srgb(0xCBA6F7)),
            syntax_string: paints.add(srgb(0xA6E3A1)),
            syntax_literal: paints.add(srgb(0xFAB387)),
            syntax_comment: paints.add(srgb(0x6C7086)),
            syntax_metadata: paints.add(srgb(0xF9E2AF)),
            syntax_punctuation: paints.add(srgb(0xA6ADC8)),
            syntax_mark: paints.add(srgb(0x89DCEB)),
        }
    }
}

const fn srgb(hex: u32) -> Srgba8 {
    Srgba8::rgb(
        ((hex >> 16) & 0xff) as u8,
        ((hex >> 8) & 0xff) as u8,
        (hex & 0xff) as u8,
    )
}