@import '../../style/themes/index';
@import '../../style/mixins/index';
@import '../../input/style/mixin';
@import '../../button/style/mixin';
@import '../../grid/style/mixin';
@import './components';
@import './inline';
@import './horizontal';
@import './vertical';
@import './status';
@import './mixin';
@import './label-float';

@form-prefix-cls: ~'@{ant-prefix}-form';
@form-item-prefix-cls: ~'@{form-prefix-cls}-item';
@form-font-height: ceil(@font-size-base * @line-height-base);

.@{form-prefix-cls} {
	.reset-component();
	.reset-form();

	.@{form-prefix-cls}-text {
		display: inline-block;
		padding-right: 8px;
	}

	// ================================================================
	// =                             Size                             =
	// ================================================================
	.formSize(@input-height) {
		.@{form-item-prefix-cls}-label > label {
			height: @input-height;
		}

		.@{form-item-prefix-cls}-control-input {
			min-height: @input-height;
		}
	}

	&-small {
		.formSize(@input-height-sm);
	}

	&-large {
		.formSize(@input-height-lg);
	}
}

.explainAndExtraDistance(@num) when (@num >= 0) {
	padding-top: floor(@num);
}

.explainAndExtraDistance(@num) when (@num < 0) {
	margin-top: ceil(@num);
	margin-bottom: ceil(@num);
}

// ================================================================
// =                             Item                             =
// ================================================================
.@{form-item-prefix-cls} {
	.reset-component();

	margin-bottom: @form-item-margin-bottom;
	vertical-align: top;
	// We delay one frame (0.017s) here to let CSSMotion goes
	transition: margin-bottom @animation-duration-slow 0.017s linear;

	&-with-help {
		margin-bottom: 0;
		transition: none;
	}

	&-hidden,
	&-hidden.@{ant-prefix}-row {
		// https://github.com/ant-design/ant-design/issues/26141
		display: none;
	}

	// ==============================================================
	// =                            Label                           =
	// ==============================================================
	&-label {
		display: inline-block;
		flex-grow: 0;
		overflow: hidden;
		white-space: nowrap;
		text-align: right;
		vertical-align: middle;

		&-left {
			text-align: left;
		}

		&-wrap {
			overflow: unset;
			line-height: (@line-height-base - 0.25em);
			white-space: unset;
		}

		> label {
			position: relative;
			display: inline-flex;
			align-items: center;
			max-width: 100%;
			height: @form-item-label-height;
			color: @label-color;
			font-size: @form-item-label-font-size;

			> .@{iconfont-css-prefix} {
				font-size: @form-item-label-font-size;
				vertical-align: top;
			}

			// Required mark
			&.@{form-item-prefix-cls}-required:not(.@{form-item-prefix-cls}-required-mark-optional)::before {
				display: inline-block;
				margin-right: 4px;
				color: @label-required-color;
				font-size: @form-item-label-font-size;
				font-family: SimSun, sans-serif;
				line-height: 1;
				content: '*';

				.@{form-prefix-cls}-hide-required-mark & {
					display: none;
				}
			}

			// Optional mark
			.@{form-item-prefix-cls}-optional {
				display: inline-block;
				margin-left: @margin-xss;
				color: @text-color-secondary;

				.@{form-prefix-cls}-hide-required-mark & {
					display: none;
				}
			}

			// Optional mark
			.@{form-item-prefix-cls}-tooltip {
				color: @text-color-secondary;
				cursor: help;
				writing-mode: horizontal-tb;
				margin-inline-start: @margin-xss;
			}

			&::after {
				& when (@form-item-trailing-colon=true) {
					content: ':';
				}
				& when not (@form-item-trailing-colon=true) {
					content: ' ';
				}

				position: relative;
				top: -0.5px;
				margin: 0 @form-item-label-colon-margin-right 0 @form-item-label-colon-margin-left;
			}

			&.@{form-item-prefix-cls}-no-colon::after {
				content: ' ';
			}
		}
	}

	// ==============================================================
	// =                            Input                           =
	// ==============================================================
	&-control {
		display: flex;
		flex-direction: column;
		flex-grow: 1;

		&:first-child:not([class^=~"'@{ant-prefix}-col-'"]):not([class*=~"' @{ant-prefix}-col-'"]) {
			width: 100%;
		}
	}

	&-control-input {
		position: relative;
		display: flex;
		align-items: center;
		min-height: @input-height-base;

		&-content {
			flex: auto;
			max-width: 100%;
		}
	}

	// ==============================================================
	// =                           Explain                          =
	// ==============================================================
	&-explain,
	&-extra {
		clear: both;
		color: @text-color-secondary;
		font-size: @font-size-base;
		line-height: @line-height-base;
		transition: color 0.3s @ease-out; // sync input color transition
		.explainAndExtraDistance((@form-item-margin-bottom - @form-font-height) / 2);
	}

	&-explain-connected {
		height: 0;
		min-height: 0;
		opacity: 0;
	}

	&-extra {
		min-height: @form-item-margin-bottom;
	}

	&-with-help &-explain {
		height: auto;
		min-height: @form-item-margin-bottom;
		opacity: 1;
	}

	// ==============================================================
	// =                        Feedback Icon                       =
	// ==============================================================
	&-feedback-icon {
		font-size: @font-size-base;
		text-align: center;
		visibility: visible;
		animation: zoomIn 0.3s @ease-out-back;
		pointer-events: none;

		&-success {
			color: @success-color;
		}

		&-error {
			color: @error-color;
		}

		&-warning {
			color: @warning-color;
		}

		&-validating {
			color: @primary-color;
		}
	}
}

// >>>>>>>>>> Motion <<<<<<<<<<
// Explain holder
.@{ant-prefix}-show-help {
	transition: height @animation-duration-slow linear, min-height @animation-duration-slow linear,
		margin-bottom @animation-duration-slow @ease-in-out, opacity @animation-duration-slow @ease-in-out;

	&-leave {
		min-height: @form-item-margin-bottom;

		&-active {
			min-height: 0;
		}
	}
}

// Explain
.@{ant-prefix}-show-help-item {
	overflow: hidden;
	transition: height @animation-duration-slow @ease-in-out, opacity @animation-duration-slow @ease-in-out,
		transform @animation-duration-slow @ease-in-out !important;

	&-appear,
	&-enter {
		transform: translateY(-5px);
		opacity: 0;

		&-active {
			transform: translateY(0);
			opacity: 1;
		}
	}

	&-leave-active {
		transform: translateY(-5px);
	}
}

// need there different zoom animation
// otherwise won't trigger anim
@keyframes diffZoomIn1 {
	0% {
		transform: scale(0);
		opacity: 0;
	}

	100% {
		transform: scale(1);
		opacity: 1;
	}
}

@keyframes diffZoomIn2 {
	0% {
		transform: scale(0);
		opacity: 0;
	}

	100% {
		transform: scale(1);
		opacity: 1;
	}
}

@keyframes diffZoomIn3 {
	0% {
		transform: scale(0);
		opacity: 0;
	}

	100% {
		transform: scale(1);
		opacity: 1;
	}
}

@import './rtl';