feat(donate-block): hide buttons if only one frequency is available

src/blocks/donate/edit/FrequencyBasedLayout.tsx

@@ -14,9 +14,10 @@ import { RichText } from '@wordpress/block-editor';
  * Internal dependencies
  */
 import { AmountValueInput } from './components';
-import { getColorForContrast, getFrequencyLabel } from '../utils';
+import { getColorForContrast, getFrequencyLabel, getFrequencyLabelWithAmount } from '../utils';
 import { FREQUENCIES } from '../consts';
 import type { ComponentProps, DonationFrequencySlug } from '../types';
+import { updateBlockClassName, getFormData } from '../view'
 
 const FrequencyBasedLayout = ( props: { isTiered: boolean } & ComponentProps ) => {
 	// Unique identifier to prevent collisions with other Donate blocks' labels.
@@ -26,10 +27,25 @@ const FrequencyBasedLayout = ( props: { isTiered: boolean } & ComponentProps ) =
 
 	const formRef = useRef< HTMLFormElement >( null );
 
+	// Add event listeners to the form.
+	useEffect( () => {
+		if ( formRef.current !== null ) {
+			const parentElement = formRef.current.closest('.wpbnbd');
+			if ( parentElement ) {
+				updateBlockClassName( parentElement, getFormData( formRef.current ));
+			}
+			formRef.current.addEventListener('change', () => {
+				if ( formRef.current !== null && parentElement ) {
+					updateBlockClassName( parentElement, getFormData( formRef.current ));
+				}
+			})
+		}
+	}, [] );
+
 	// Update selected frequency when available frequencies change.
 	useEffect( () => {
 		if ( formRef.current ) {
-			const formValues = Object.fromEntries( new FormData( formRef.current ) );
+			const formValues = getFormData( formRef.current );
 			if ( ! formValues.donation_frequency && formRef.current.elements ) {
 				const frequencyRadioInput = formRef.current.elements[ 0 ];
 				if ( frequencyRadioInput instanceof HTMLInputElement ) {
@@ -92,10 +108,17 @@ const FrequencyBasedLayout = ( props: { isTiered: boolean } & ComponentProps ) =
 	// This code is fired on tab select and updates aria elements, tabindex states, and radio buttons
 	const displayAmount = ( amount: number ) => amount.toFixed( 2 ).replace( /\.?0*$/, '' );
 
+	const renderFormHeader = () => {
+		return ! rendersSingleFrequency && (
+			<div className="tab-container">{ availableFrequencies.map( renderTab ) }</div>
+		)
+	}
+	const rendersSingleFrequency = availableFrequencies.length === 1
+
 	const renderUntieredForm = () => (
 		<div className="wp-block-newspack-blocks-donate__options">
 			<div className="wp-block-newspack-blocks-donate__frequencies frequencies">
-				<div className="tab-container">{ availableFrequencies.map( renderTab ) }</div>
+				{renderFormHeader()}
 				{ availableFrequencies.map( frequencySlug => {
 					const untieredAmount = amounts[ frequencySlug ][ 3 ];
 					return (
@@ -112,6 +135,7 @@ const FrequencyBasedLayout = ( props: { isTiered: boolean } & ComponentProps ) =
 											htmlFor={ 'newspack-' + frequencySlug + '-' + uid + '-untiered-input' }
 										>
 											{ __( 'Donation amount', 'newspack-blocks' ) }
+											{ getFrequencyLabel( frequencySlug, true ) }
 										</label>
 										<div className="wp-block-newspack-blocks-donate__money-input money-input">
 											<span className="currency">{ settings.currencySymbol }</span>
@@ -140,7 +164,7 @@ const FrequencyBasedLayout = ( props: { isTiered: boolean } & ComponentProps ) =
 										>
 											<div
 												dangerouslySetInnerHTML={ {
-													__html: getFrequencyLabel( untieredAmount, frequencySlug ),
+													__html: getFrequencyLabelWithAmount( untieredAmount, frequencySlug ),
 												} }
 											/>
 										</label>
@@ -157,7 +181,7 @@ const FrequencyBasedLayout = ( props: { isTiered: boolean } & ComponentProps ) =
 	const renderTieredForm = () => (
 		<div className="wp-block-newspack-blocks-donate__options">
 			<div className="wp-block-newspack-blocks-donate__frequencies frequencies">
-				<div className="tab-container">{ availableFrequencies.map( renderTab ) }</div>
+				{ renderFormHeader()}
 				{ availableFrequencies.map( frequencySlug => (
 					<div
 						className="wp-block-newspack-blocks-donate__frequency frequency"
@@ -171,6 +195,9 @@ const FrequencyBasedLayout = ( props: { isTiered: boolean } & ComponentProps ) =
 								const id = `newspack-tier-${ frequencySlug }-${ uid }-${
 									isOtherTier ? 'other' : index
 								}`;
+								const tierLabel = isOtherTier
+									? __( 'Other', 'newspack-blocks' )
+									: `${settings.currencySymbol}${displayAmount( suggestedAmount )}` 
 								return (
 									<div
 										className={ classNames(
@@ -190,14 +217,13 @@ const FrequencyBasedLayout = ( props: { isTiered: boolean } & ComponentProps ) =
 											defaultChecked={ index === 1 }
 										/>
 										<label className="tier-select-label tier-label" htmlFor={ id }>
-											{ isOtherTier
-												? __( 'Other', 'newspack-blocks' )
-												: settings.currencySymbol + displayAmount( suggestedAmount ) }
+											{ tierLabel }
 										</label>
 										{ isOtherTier ? (
 											<>
 												<label className="odl" htmlFor={ id + '-other-input' }>
 													{ __( 'Donation amount', 'newspack-blocks' ) }
+													{ getFrequencyLabel( frequencySlug, true ) }
 												</label>
 												<div className="wp-block-newspack-blocks-donate__money-input money-input">
 													<span className="currency">{ settings.currencySymbol }</span>
@@ -208,6 +234,11 @@ const FrequencyBasedLayout = ( props: { isTiered: boolean } & ComponentProps ) =
 									</div>
 								);
 							} ) }
+							{ rendersSingleFrequency ? (
+								<div className='wp-block-newspack-blocks-donate__frequency-label'>
+									{getFrequencyLabel( frequencySlug, true )}
+								</div>
+							) : null }
 						</div>
 					</div>
 				) ) }

src/blocks/donate/edit/TierBasedLayout.tsx

@@ -10,7 +10,7 @@ import classNames from 'classnames';
  * Internal dependencies
  */
 import type { ComponentProps, DonateBlockAttributes, TierBasedOptionValue } from '../types';
-import { getColorForContrast, getFrequencyLabel } from '../utils';
+import { getColorForContrast, getFrequencyLabelWithAmount } from '../utils';
 import { FREQUENCIES, DISABLED_IN_TIERS_BASED_LAYOUT_TIER_INDEX } from '../consts';
 
 const TierBasedLayout = ( props: ComponentProps ) => {
@@ -44,22 +44,24 @@ const TierBasedLayout = ( props: ComponentProps ) => {
 
 	return (
 		<form className="wpbnbd__tiers" onSubmit={ e => e.preventDefault() }>
-			<div className="wpbnbd__tiers__selection">
-				{ availableFrequencies.map( frequencySlug => {
-					const isActive = currentFrequency === frequencySlug;
-					return (
-						<button
-							key={ frequencySlug }
-							className={ classNames( 'wpbnbd__button', {
-								'wpbnbd__button--active': isActive,
-							} ) }
-							onClick={ () => setCurrencyFrequency( frequencySlug ) }
-						>
-							{ FREQUENCIES[ frequencySlug ] }
-						</button>
-					);
-				} ) }
-			</div>
+			{ availableFrequencies.length > 1 && (
+				<div className="wpbnbd__tiers__selection">
+					{ availableFrequencies.map( frequencySlug => {
+						const isActive = currentFrequency === frequencySlug;
+						return (
+							<button
+								key={ frequencySlug }
+								className={ classNames( 'wpbnbd__button', {
+									'wpbnbd__button--active': isActive,
+								} ) }
+								onClick={ () => setCurrencyFrequency( frequencySlug ) }
+							>
+								{ FREQUENCIES[ frequencySlug ] }
+							</button>
+						);
+					} ) }
+				</div>
+			)}
 			<div className="wpbnbd__tiers__options">
 				{ displayedAmounts.map( ( amount, index ) => {
 					const recommendLabel = attributes.tiersBasedOptions[ index ].recommendLabel || '';
@@ -94,7 +96,7 @@ const TierBasedLayout = ( props: ComponentProps ) => {
 							<div className="wpbnbd__tiers__amount">
 								<div
 									dangerouslySetInnerHTML={ {
-										__html: getFrequencyLabel( amount, currentFrequency ),
+										__html: getFrequencyLabelWithAmount( amount, currentFrequency ),
 									} }
 								/>
 							</div>

src/blocks/donate/frequency-based/style.scss

@@ -235,3 +235,11 @@
 		}
 	}
 }
+
+.wp-block-newspack-blocks-donate {
+	&__frequency-label {
+		display: flex;
+		align-items: center;
+		padding-left: 8px;
+	}
+}

src/blocks/donate/frontend/class-newspack-blocks-donate-renderer-frequency-based.php

@@ -101,6 +101,33 @@ private static function render_footer( $attributes ) {
 		return ob_get_clean();
 	}
 
+	/**
+	 * Render the form header.
+	 *
+	 * @param array  $configuration The donations settings.
+	 * @param string $uid ID of the block.
+	 */
+	private static function render_form_header( $configuration, $uid ) {
+		?>
+			<?php if ( ! self::renders_single_frequency( $configuration ) ) : ?>
+				<div role='tablist' class='tab-container'>
+					<?php foreach ( $configuration['frequencies'] as $frequency_slug => $frequency_name ) : ?>
+						<?php echo self::render_frequency_tab( $frequency_slug, $frequency_name, $uid, $configuration ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
+					<?php endforeach; ?>
+				</div>
+			<?php endif; ?>
+		<?php
+	}
+
+	/**
+	 * Does the block render just a single frequency?
+	 *
+	 * @param array $configuration The donations settings.
+	 */
+	private static function renders_single_frequency( $configuration ) {
+		return count( $configuration['frequencies'] ) === 1;
+	}
+
 	/**
 	 * Render the frequency-based layout.
 	 *
@@ -128,13 +155,7 @@ class="untiered <?php echo esc_html( $configuration['container_classnames'] ); ?
 				<?php echo self::render_hidden_form_inputs( $attributes ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
 				<div class='wp-block-newspack-blocks-donate__options'>
 					<div class='wp-block-newspack-blocks-donate__frequencies frequencies'>
-
-						<div role='tablist' class='tab-container'>
-							<?php foreach ( $configuration['frequencies'] as $frequency_slug => $frequency_name ) : ?>
-								<?php echo self::render_frequency_tab( $frequency_slug, $frequency_name, $uid, $configuration ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
-							<?php endforeach; ?>
-						</div>
-
+						<?php echo self::render_form_header( $configuration, $uid ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
 						<?php foreach ( $configuration['frequencies'] as $frequency_slug => $frequency_name ) : ?>
 							<?php
 								$formatted_amount = $configuration['amounts'][ $frequency_slug ][3];
@@ -155,6 +176,7 @@ class='donate-label'
 										for='newspack-<?php echo esc_attr( $frequency_slug . '-' . $uid ); ?>-untiered-input'
 									>
 										<?php echo esc_html__( 'Donation amount', 'newspack-blocks' ); ?>
+										<?php echo esc_html( trim( self::get_frequency_label( $frequency_slug, true ) ) ); ?>
 									</label>
 									<div class='wp-block-newspack-blocks-donate__money-input money-input'>
 										<span class='currency'>
@@ -206,14 +228,8 @@ class="tiered <?php echo esc_html( $configuration['container_classnames'] ); ?>"
 				<?php echo self::render_hidden_form_inputs( $attributes ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
 				<div class='wp-block-newspack-blocks-donate__options'>
 					<div class='wp-block-newspack-blocks-donate__frequencies frequencies'>
-						<div role='tablist' class='tab-container'>
-							<?php foreach ( $configuration['frequencies'] as $frequency_slug => $frequency_name ) : ?>
-								<?php echo self::render_frequency_tab( $frequency_slug, $frequency_name, $uid, $configuration ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
-							<?php endforeach; ?>
-						</div>
-
+						<?php echo self::render_form_header( $configuration, $uid ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
 						<?php foreach ( $configuration['frequencies'] as $frequency_slug => $frequency_name ) : ?>
-
 							<div
 								class='wp-block-newspack-blocks-donate__frequency frequency'
 								id='tab-panel-<?php echo esc_attr( $frequency_slug . '-' . $uid ); ?>'
@@ -246,6 +262,7 @@ class='odl'
 													for='newspack-tier-<?php echo esc_attr( $frequency_slug . '-' . $uid ); ?>-other-input'
 												>
 												<?php echo esc_html__( 'Donation amount', 'newspack-blocks' ); ?>
+												<?php echo esc_html( trim( self::get_frequency_label( $frequency_slug, true ) ) ); ?>
 												</label>
 												<div class='wp-block-newspack-blocks-donate__money-input money-input'>
 													<span class='currency'>
@@ -279,6 +296,14 @@ class='tier-select-label tier-label'
 												?>
 										</div>
 									<?php endforeach; ?>
+									<?php if ( self::renders_single_frequency( $configuration ) ) : ?>
+										<div class='wp-block-newspack-blocks-donate__frequency-label'>
+											<div>
+											<?php echo esc_html( trim( self::get_frequency_label( $frequency_slug, true ) ) ); ?>
+
+											</div>
+										</div>
+									<?php endif; ?>
 								</div>
 							</div>
 

src/blocks/donate/frontend/class-newspack-blocks-donate-renderer-tiers-based.php

@@ -136,16 +136,22 @@ class="<?php echo esc_attr( $configuration['container_classnames'] ); ?>"
 					<?php echo self::render_hidden_form_inputs( $attributes ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
 					<input type="hidden" name="<?php echo esc_attr( self::FREQUENCY_PARAM ); ?>" value="<?php echo esc_attr( $intial_selected_frequency ); ?>">
 					<div class="wpbnbd__tiers">
-						<div class="wpbnbd__tiers__selection">
-							<?php foreach ( $configuration['frequencies'] as $frequency_slug => $frequency_name ) : ?>
-								<button
-									type="button"
-									data-frequency-slug="<?php echo esc_attr( $frequency_slug ); ?>"
-									data-frequency-label="<?php echo esc_attr( self::get_frequency_label( $frequency_slug ) ); ?>"
-									class="wpbnbd__button <?php echo $intial_selected_frequency === $frequency_slug ? 'wpbnbd__button--active' : ''; ?>"
-								><?php echo esc_html( $frequency_name ); ?></button>
-							<?php endforeach; ?>
-						</div>
+						<?php if ( count( $configuration['frequencies'] ) > 1 ) : ?>
+							<div class="wpbnbd__tiers__selection">
+								<?php foreach ( $configuration['frequencies'] as $frequency_slug => $frequency_name ) : ?>
+									<button
+										type="button"
+										data-frequency-slug="<?php echo esc_attr( $frequency_slug ); ?>"
+										data-frequency-label="<?php echo esc_attr( self::get_frequency_label( $frequency_slug ) ); ?>"
+										class="wpbnbd__button <?php echo $intial_selected_frequency === $frequency_slug ? 'wpbnbd__button--active' : ''; ?>"
+									><?php echo esc_html( $frequency_name ); ?></button>
+								<?php endforeach; ?>
+							</div>
+						<?php endif; ?>
+						<?php
+							$keys = array_keys( $configuration['frequencies'] );
+							$frequency_slug = reset( $keys );
+						?>
 						<div class="wpbnbd__tiers__options">
 							<?php foreach ( $displayed_amounts as $index => $amount ) : ?>
 								<?php

src/blocks/donate/styles/view.scss

@@ -35,4 +35,12 @@
 	mark {
 		background-color: transparent;
 	}
+
+	&--selected {
+		&-other {
+			.wp-block-newspack-blocks-donate__frequency-label {
+				display: none;
+			}
+		}
+	}
 }

src/blocks/donate/utils.ts

@@ -51,6 +51,22 @@ export const getMigratedAmount = (
 };
 
 export const getFrequencyLabel = (
+	frequencySlug: DonationFrequencySlug,
+	hideOnceLabel = false
+) => {
+	// eslint-disable-next-line no-nested-ternary
+	return frequencySlug === 'once'
+		? hideOnceLabel
+			? ''
+			: __( ' once', 'newspack-blocks' )
+		: sprintf(
+			// Translators: %s is the frequency (e.g. per month, per year).
+			_x( ' per %s', 'per `Frequency`', 'newspack-blocks' ),
+			frequencySlug
+		);
+}
+
+export const getFrequencyLabelWithAmount = (
 	amount: number,
 	frequencySlug: DonationFrequencySlug,
 	hideOnceLabel = false
@@ -88,17 +104,7 @@ export const getFrequencyLabel = (
 
 	const formattedAmount = ( amount || 0 ).toFixed( 2 ).replace( /\.?0*$/, '' );
 
-	const frequency =
-		// eslint-disable-next-line no-nested-ternary
-		frequencySlug === 'once'
-			? hideOnceLabel
-				? ''
-				: __( ' once', 'newspack-blocks' )
-			: sprintf(
-				// Translators: %s is the frequency (e.g. per month, per year).
-				_x( ' per %s', 'per `Frequency`', 'newspack-blocks' ),
-				frequencySlug
-			);
+	const frequency = getFrequencyLabel(frequencySlug, hideOnceLabel)
 
 	return template
 		.replace( 'AMOUNT_PLACEHOLDER', formattedAmount )