Add pricing system with tiers, seasons, and calculator (v0.2.0)

- Create PricingTier enum for short/mid/long-term pricing
- Add Season class for seasonal pricing with date ranges
- Implement Calculator for price calculations with breakdown
- Add pricing meta box to Room post type
- Create Seasons admin page for managing seasonal pricing
- Add Pricing settings tab with tier thresholds
- Support weekend surcharges and configurable weekend days
- Add price column to room list admin

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

assets/css/admin.css

@@ -191,3 +191,135 @@
 	vertical-align: middle;
 	margin-right: 3px;
 }
+
+/* Price column */
+.column-price {
+	width: 120px;
+}
+
+.bnb-no-price {
+	color: #646970;
+	font-style: italic;
+}
+
+/* Pricing Meta Box */
+.bnb-pricing-table h4 {
+	margin: 0 0 10px 0;
+	padding: 0;
+	font-size: 13px;
+	font-weight: 600;
+	color: #1d2327;
+}
+
+.bnb-pricing-table tr:first-child th,
+.bnb-pricing-table tr:first-child td {
+	padding-top: 0;
+}
+
+.bnb-price-input-wrapper {
+	display: flex;
+	align-items: center;
+	gap: 8px;
+}
+
+.bnb-price-input-wrapper input {
+	width: 100px !important;
+}
+
+.bnb-price-unit {
+	color: #646970;
+	font-size: 13px;
+}
+
+/* Seasons Page */
+.bnb-seasons-description {
+	background: #fff;
+	border: 1px solid #c3c4c7;
+	border-left: 4px solid #72aee6;
+	padding: 12px 15px;
+	margin: 20px 0;
+}
+
+.bnb-seasons-description p {
+	margin: 5px 0;
+}
+
+.bnb-no-seasons {
+	background: #fff;
+	border: 1px solid #c3c4c7;
+	border-radius: 4px;
+	padding: 40px;
+	text-align: center;
+}
+
+.bnb-no-seasons p {
+	margin: 15px 0;
+}
+
+.bnb-no-seasons .button {
+	margin: 0 5px;
+}
+
+/* Season List Columns */
+.column-name {
+	width: 25%;
+}
+
+.column-dates {
+	width: 20%;
+}
+
+.column-modifier {
+	width: 20%;
+}
+
+.column-priority {
+	width: 10%;
+}
+
+.column-status {
+	width: 10%;
+}
+
+.bnb-modifier-visual {
+	font-size: 12px;
+	margin-left: 5px;
+}
+
+.bnb-status-active {
+	display: inline-flex;
+	align-items: center;
+	color: #00a32a;
+	font-weight: 600;
+}
+
+.bnb-status-active::before {
+	content: "\f147";
+	font-family: dashicons;
+	margin-right: 3px;
+}
+
+.bnb-status-inactive {
+	display: inline-flex;
+	align-items: center;
+	color: #646970;
+}
+
+.bnb-status-inactive::before {
+	content: "\f460";
+	font-family: dashicons;
+	margin-right: 3px;
+}
+
+/* Season Form */
+.bnb-season-form {
+	max-width: 800px;
+}
+
+.bnb-season-form .form-table th {
+	width: 180px;
+}
+
+.bnb-season-form input[type="text"].small-text {
+	width: 80px;
+}

assets/js/admin.js

@@ -183,10 +183,107 @@
 		}
 	}
 
+	/**
+	 * Initialize pricing settings functionality.
+	 */
+	function initPricingSettings() {
+		var $midTermInput = $('#wp_bnb_mid_term_max_nights');
+		var $longTermMin = $('#wp-bnb-long-term-min');
+
+		if (!$midTermInput.length || !$longTermMin.length) {
+			return;
+		}
+
+		// Update long-term minimum display when mid-term max changes.
+		$midTermInput.on('input', function() {
+			$longTermMin.text($(this).val());
+		});
+	}
+
+	/**
+	 * Initialize season form validation.
+	 */
+	function initSeasonForm() {
+		var $form = $('.bnb-season-form');
+
+		if (!$form.length) {
+			return;
+		}
+
+		// Validate date format on input.
+		$form.find('#season_start_date, #season_end_date').on('input', function() {
+			var value = $(this).val();
+			var isValid = /^\d{2}-\d{2}$/.test(value);
+
+			if (value.length > 0 && !isValid) {
+				$(this).css('border-color', '#d63638');
+			} else {
+				$(this).css('border-color', '');
+			}
+		});
+
+		// Validate modifier range.
+		$form.find('#season_modifier').on('input', function() {
+			var value = parseFloat($(this).val());
+			var $preview = $(this).siblings('.bnb-modifier-preview');
+
+			if ($preview.length === 0) {
+				$preview = $('<span class="bnb-modifier-preview"></span>');
+				$(this).after($preview);
+			}
+
+			if (!isNaN(value) && value > 0) {
+				var percentage = ((value - 1) * 100).toFixed(0);
+				var text = '';
+				if (percentage > 0) {
+					text = '+' + percentage + '% ' + (wpBnbAdmin.i18n.increase || 'increase');
+					$preview.css('color', '#d63638');
+				} else if (percentage < 0) {
+					text = percentage + '% ' + (wpBnbAdmin.i18n.discount || 'discount');
+					$preview.css('color', '#00a32a');
+				} else {
+					text = wpBnbAdmin.i18n.normalPrice || 'Normal price';
+					$preview.css('color', '#646970');
+				}
+				$preview.text(' = ' + text);
+			} else {
+				$preview.text('');
+			}
+		}).trigger('input');
+	}
+
+	/**
+	 * Initialize pricing meta box interactions.
+	 */
+	function initPricingMetaBox() {
+		var $pricingTable = $('.bnb-pricing-table');
+
+		if (!$pricingTable.length) {
+			return;
+		}
+
+		// Highlight empty required prices.
+		$pricingTable.find('input[type="number"]').on('blur', function() {
+			var $input = $(this);
+			var value = $input.val();
+			var isShortTerm = $input.attr('id').indexOf('short_term') !== -1;
+
+			// Short-term price is recommended.
+			if (isShortTerm && (value === '' || parseFloat(value) <= 0)) {
+				$input.css('background-color', '#fcf0f1');
+			} else {
+				$input.css('background-color', '');
+			}
+		});
+	}
+
 	// Initialize on document ready.
 	$(document).ready(function() {
 		initLicenseManagement();
 		initRoomGallery();
+		initPricingSettings();
+		initSeasonForm();
+		initPricingMetaBox();
 	});
 
 })(jQuery);