@use "sass:map";
@use "sass:meta";
@use "sass:string";
@use "pkg:iro-sass/bem";
@use "pkg:iro-sass/props";
@use "../props" as *;

@forward "heading.vars";
@use "heading.vars" as vars;

@mixin styles {
	@include materialize-at-root(meta.module-variables("vars"));

	@include bem.object("heading") {
		display: block;
		margin-block-start: props.get(vars.$margin-bs);
		font-family: props.get(vars.$font-family);
		font-weight: props.get(vars.$font-weight);
		font-feature-settings: props.get(vars.$feature-settings);
		line-height: props.get(vars.$line-height);
		color: props.get(vars.$text-color);
		text-transform: props.get(vars.$text-transform);
		letter-spacing: normal;

		& + & {
			margin-block-start: props.get(vars.$margin-bs-sibling);
		}

		@include bem.elem("highlight") {
			background-image: linear-gradient(
				to top,
				transparent props.get(vars.$bg-start),
				props.get(vars.$bg-color) props.get(vars.$bg-start),
				props.get(vars.$bg-color) props.get(vars.$bg-end),
				transparent props.get(vars.$bg-end)
			);
		}

		@each $mod, $font-family, $line-height, $font-size, $font-weight, $letter-spacing,
			$feature-settings, $text-transform, $text-color in vars.$sizes
		{
			@include bem.modifier($mod) {
				font-family: props.get($font-family);
				font-size: props.get($font-size);
				font-weight: props.get($font-weight);
				font-feature-settings: props.get($feature-settings);
				line-height: props.get($line-height);
				color: props.get($text-color);
				text-transform: props.get($text-transform);
				letter-spacing: props.get($letter-spacing);
			}
		}

		@include bem.modifier("display") {
			@each $mod, $font-family, $line-height, $font-size, $font-weight, $letter-spacing,
				$feature-settings, $text-transform, $text-color in vars.$display--sizes
			{
				@include bem.modifier($mod) {
					font-family: props.get($font-family);
					font-size: props.get($font-size);
					font-weight: props.get($font-weight);
					font-feature-settings: props.get($feature-settings);
					line-height: props.get($line-height);
					color: props.get($text-color);
					text-transform: props.get($text-transform);
					letter-spacing: props.get($letter-spacing);
					transform: translateX(props.get(vars.$offset));
				}
			}
		}

		@each $theme in map.keys(props.get(vars.$static-themes)) {
			@include bem.modifier(string.slice($theme, 3)) {
				color: props.get(vars.$static-themes, $theme, --text-color);

				@each $mod, $value in vars.$sizes {
					@include bem.modifier($mod) {
						color: props.get(vars.$static-themes, $theme, --#{$mod}, --text-color);
					}
				}

				@include bem.elem("highlight") {
					background-image: linear-gradient(
						to top,
						transparent props.get(vars.$bg-start),
						props.get(vars.$static-themes, $theme, --bg-color) props.get(vars.$bg-start),
						props.get(vars.$static-themes, $theme, --bg-color) props.get(vars.$bg-end),
						transparent props.get(vars.$bg-end)
					);
				}

				@include bem.modifier("display") {
					@each $mod, $value in vars.$sizes {
						@include bem.modifier($mod) {
							color: props.get(
								vars.$static-themes,
								$theme,
								--display,
								--#{$mod},
								--text-color
							);
						}
					}
				}
			}
		}
	}
}