// Flex layout mixins
// We do not even pretend to support IE10 flexbox. There were a few *.ie10.scss files which had IE10 flexbox but it is
// really unreliable. It was usually easier to let IE10 fall back to IE9 none-flexy rendering.

// Vendor prefixes still required for Safari. All other modern browsers seem OK.
// scss-lint:disable VendorPrefix DuplicateProperty

/// Set a flex display mode with its associated gubbins.
/// @param {flex-direction} $direction [row] The flex-direction.
/// @param {flex-wrap} $wrap [nowrap] The flex wrap model to apply.
/// @param {justify-content} $justify [flex-start] The item justification model to apply.
/// @param {align-items} $align-items [stretch] The item alignment model to apply.
/// @param {align-content} $align-content [stretch] The item content alignment model to set.
@mixin flex($direction: row, $wrap: nowrap, $justify: flex-start, $align-items: stretch, $align-content: stretch) {
	display: block; // See issue #561
	display: -webkit-flex;
	-webkit-flex-direction: $direction;
	-webkit-flex-wrap: $wrap;
	-webkit-justify-content: $justify;
	-webkit-align-items: $align-items;
	-webkit-align-content: $align-content;
	display: flex;
	flex-direction: $direction;
	flex-wrap: $wrap;
	justify-content: $justify;
	align-items: $align-items;
	align-content: $align-content;
}

/// Apply the align-items rule to an element. This assumes a flex display is already set.
/// @param {align-items} $where [flex-start] The align-items model to set.
@mixin flex-align-items($where: flex-start) {
	-webkit-align-items: $where;
	align-items: $where;
}

/// Apply the align-self rule to an element. This assumes a flex display is already set on the element's parent.
/// @param {align-self} $align The align-items model to set.
@mixin flex-align-self($align) {
	-webkit-align-self: $align;
	align-self: $align;
}

/// Apply the flex-grow rule to an element. This assumes a flex display is already set on the element's parent.
/// @param {int} $int [0] The flex-grow value to set.
@mixin flex-grow($int: 0) {
	-webkit-flex-grow: $int;
	flex-grow: $int;
}

/// Apply the justify-content rule to an element. This assumes a flex display is already set.
/// @param {justify-content} $where [flex-start] The justify-content model to set.
@mixin flex-justify-content($where: flex-start) {
	-webkit-justify-content: $where;
	justify-content: $where;
}

/// Apply the flex-shrink rule to an element. This assumes a flex display is already set on the element's parent.
/// @param {int} $int [1] The flex-shrink value to set.
@mixin flex-shrink($int: 1) {
	-webkit-flex-shrink: $int;
	flex-shrink: $int;
}

/// Apply the flex-direction rule to an element. This assumes a flex display is already set.
/// @param {flex-direction} $direction The direction to set.
@mixin flex-direction($direction) {
	-webkit-flex-direction: $direction;
	flex-direction: $direction;
}

/// Apply  _only_the flex display rule to an element.
@mixin flex-display {
	display: block; // See issue #561
	display: -webkit-flex;
	display: flex;
}

/// Apply a flex-wrap rule. This assumes a flex display is already set.
/// @param {flex-wrap} $wrap [nowrap] The wrap type to set.
@mixin flex-wrap($wrap: nowrap) {
	-webkit-flex-wrap: $wrap;
	flex-wrap: $wrap;
}
