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/* global twentyTwentyBgColors, twentyTwentyColor, jQuery, wp, _ */
/**
* Customizer enhancements for a better user experience.
*
* Contains extra logic for our Customizer controls & settings.
*
* @since 1.0.0
*/
( function() {
// Wait until the customizer has finished loading.
wp.customize.bind( 'ready', function() {
// Add a listener for accent-color changes.
wp.customize( 'accent_hue', function( value ) {
value.bind( function( to ) {
// Update the value for our accessible colors for all areas.
Object.keys( twentyTwentyBgColors ).forEach( function( context ) {
var backgroundColorValue;
if ( twentyTwentyBgColors[ context ].color ) {
backgroundColorValue = twentyTwentyBgColors[ context ].color;
} else {
backgroundColorValue = wp.customize( twentyTwentyBgColors[ context ].setting ).get();
}
twentyTwentySetAccessibleColorsValue( context, backgroundColorValue, to );
} );
} );
} );
// Add a listener for background-color changes.
Object.keys( twentyTwentyBgColors ).forEach( function( context ) {
wp.customize( twentyTwentyBgColors[ context ].setting, function( value ) {
value.bind( function( to ) {
// Update the value for our accessible colors for this area.
twentyTwentySetAccessibleColorsValue( context, to, wp.customize( 'accent_hue' ).get(), to );
} );
} );
} );
} );
/**
* Updates the value of the "accent_accessible_colors" setting.
*
* @since 1.0.0
*
* @param {string} context The area for which we want to get colors. Can be for example "content", "header" etc.
* @param {string} backgroundColor The background color (HEX value).
* @param {number} accentHue Numeric representation of the selected hue (0 - 359).
*
* @return {void}
*/
function twentyTwentySetAccessibleColorsValue( context, backgroundColor, accentHue ) {
var value, colors;
// Get the current value for our accessible colors, and make sure it's an object.
value = wp.customize( 'accent_accessible_colors' ).get();
value = ( _.isObject( value ) && ! _.isArray( value ) ) ? value : {};
// Get accessible colors for the defined background-color and hue.
colors = twentyTwentyColor( backgroundColor, accentHue );
// Sanity check.
if ( colors.getAccentColor() && 'function' === typeof colors.getAccentColor().toCSS ) {
// Update the value for this context.
value[ context ] = {
text: colors.getTextColor(),
accent: colors.getAccentColor().toCSS(),
background: backgroundColor
};
// Get borders color.
value[ context ].borders = colors.bgColorObj
.clone()
.getReadableContrastingColor( colors.bgColorObj, 1.36 )
.toCSS();
// Get secondary color.
value[ context ].secondary = colors.bgColorObj
.clone()
.getReadableContrastingColor( colors.bgColorObj )
.s( colors.bgColorObj.s() / 2 )
.toCSS();
}
// Change the value.
wp.customize( 'accent_accessible_colors' ).set( value );
// Small hack to save the option.
wp.customize( 'accent_accessible_colors' )._dirty = true;
}
}( jQuery ) );
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