/******************************************************
* MIXINS
******************************************************/

// Apply styles for a specific font, breakpoint, and size.
@mixin ss-apply-font-styles($font, $size, $scale-name, $uppercase: false) {

	// Get font-size and apply adjustments.
	$unadjusted-font-size: map-deep-get($typography, $scale-name, "sizes", $size, "font-size"); 
	$font-size-adjustment: map-get($font, "font-size-adjustment") or 1.00;
	$uppercase-adjustment: map-get($font, "uppercase-adjustment") or 1.00;

	@if $uppercase {
		$font-size-adjustment: $font-size-adjustment * $uppercase-adjustment;
	}

	$font-size: $unadjusted-font-size * $font-size-adjustment;

	// Round font-size.
	$font-size-precision: map-deep-get($typography, $scale-name, "font-size-precision") or 0.001;
	
	// Get line-height and apply adjustments.
	$unadjusted-line-height: map-deep-get($typography, $scale-name, "sizes", $size, "line-height");
	$line-height-adjustment: map-get($font, "line-height-adjustment") or 1.00;

	// If using relative line heights, the font-size-adjustment will 
	// affect the line-height. This removes the unwanted effect.
	@if unitless($unadjusted-line-height) {
		$line-height-adjustment: $line-height-adjustment * (1 / $font-size-adjustment);
	}

	$line-height: $unadjusted-line-height * $line-height-adjustment;

	// Round line-height.
	$line-height-precision: map-deep-get($typography, $scale-name, "line-height-precision") or 0.001;
	// $line-height: ss-round($line-height, $line-height-precision);

	font-size: $font-size; 
	line-height: $line-height;
}

// Apply non-responsive styling. Only the size used for
// the specified media query will be applied.
@mixin ss-set-font-size($font, $size, $scale-name, $uppercase: false) {
	
	font-family: map-get($font, "family");

	@if $uppercase {
		text-transform: uppercase;
	}

	@include ss-apply-font-styles($font, $size, $scale-name);
}

// Apply responsive styling. Corresponding sizes for
// each media query will be applied.
@mixin ss-set-responsive-font-size($font, $size: 0, $uppercase: false) {

	font-family: map-get($font, "family");

	@if $uppercase {
		text-transform: uppercase;
	}

	@each $scale-name, $scale-value in $typography {

		// For the default styles, don't include a media query.
		@if $scale-name == "default" {
			@include ss-apply-font-styles($font, $size, $scale-name, $uppercase);
		}

		// For other breakpoints, set style with a media query.
		@else {
			$media-query: map-deep-get($typography, $scale-name, "media-query");
			@media #{$media-query} {
				@include ss-apply-font-styles($font, $size, $scale-name, $uppercase);
			} 
		}
	}
}