jQuery(document).ready(function($) {
	var cryptos = [
		{id: 'BTC', electrum: true}, 
		{id: 'LTC', electrum: true},
		{id: 'DOGE', electrum: false},
		{id: 'ETH', electrum: false},
		{id: 'XMR', electrum: false},
		{id: 'ZEC', electrum: false},
		{id: 'DASH', electrum: false},
		{id: 'XRP', electrum: false},
		{id: 'BCH', electrum: false},
		{id: 'ONION', electrum: false},
		{id: 'BLK', electrum: false},
		{id: 'VRC', electrum: false},
		{id: 'ETC', electrum: false},
		{id: 'REP', electrum: false},
		{id: 'BTG', electrum: false}
	];

	var cryptoPaymentEnabledId = '#woocommerce_agc_gateway_enabled';
	var disabledWarningMessage = 'Cryptocurrency payments are disabled!';

	// add label to hide/unhide later, if crypto is disabled show warning message
	if ($(cryptoPaymentEnabledId).is(":checked")) {
		$(cryptoPaymentEnabledId)
			.parent()
			.parent()
			.append($('<label id="crypto_disabled_message" style="display:none;">')
			.css('color', 'red')
			.html(disabledWarningMessage));
	}
	else {
		$(cryptoPaymentEnabledId)
			.parent()
			.parent()
			.append($('<label id="crypto_disabled_message">')
			.css('color', 'red')
			.html(disabledWarningMessage));
	}

	$(cryptoPaymentEnabledId).on('change', function () {
		$('#crypto_disabled_message').toggle();
	});

	var hideRow = function (crypto, settingName) {
		var elementId = '#woocommerce_agc_gateway_' + crypto.id + '_' + settingName;
		$(elementId).parents('tr').hide();
	}
	var showRow = function (crypto, settingName) {
		var elementId = '#woocommerce_agc_gateway_' + crypto.id + '_' + settingName;
		$(elementId).parents('tr').show();
	}
	var isCryptoEnabled = function (crypto) {
		var cryptoEnabledId = '#woocommerce_agc_gateway_' + crypto.id + '_enabled';
		return $(cryptoEnabledId).is(':checked');
	}
	var isCryptoElectrumEnabled = function (crypto) {
		var cryptoElectrumEnabledId = '#woocommerce_agc_gateway_' + crypto.id + '_electrum_enabled';
		return $(cryptoElectrumEnabledId).is(':checked');
	}
	var isCryptoCarouselEnabled = function (crypto) {
		var cryptoMultiAddressEnabledId = '#woocommerce_agc_gateway_' + crypto.id + '_carousel_enabled';
		return $(cryptoMultiAddressEnabledId).is(':checked');
	}

	// initially hide rows that should not be displayed
	cryptos.forEach(function (crypto) {		
		var supportsElectrum = crypto.electrum;
		
		if (!isCryptoEnabled(crypto)) {
			hideRow(crypto, 'address');			
			if (supportsElectrum) {
				hideRow(crypto, 'electrum_enabled');
				hideRow(crypto, 'electrum_mpk');				
			}
			else {
				hideRow(crypto, 'carousel_enabled');
				hideRow(crypto, 'address2');
				hideRow(crypto, 'address3');
				hideRow(crypto, 'address4');
				hideRow(crypto, 'address5');
			}
		}
		if (isCryptoEnabled(crypto)) {
			if (supportsElectrum) {
				if (!isCryptoElectrumEnabled(crypto)) {
					hideRow(crypto, 'electrum_mpk');
				}
			}
			else {
				if (!isCryptoCarouselEnabled(crypto)) {
					hideRow(crypto, 'address2');
					hideRow(crypto, 'address3');
					hideRow(crypto, 'address4');
					hideRow(crypto, 'address5');
				}
			}
		}
	});

	// hook up on-change handler to checkboxes
	cryptos.forEach(function (crypto) {
		var cryptoEnabledId = '#woocommerce_agc_gateway_' + crypto.id + '_enabled';
		var cryptoAddressId = '#woocommerce_agc_gateway_' + crypto.id + '_address';
		var cryptoCarouselEnabledId = '#woocommerce_agc_gateway_' + crypto.id + '_carousel_enabled';
		var supportsElectrum = crypto.electrum;

		if (!supportsElectrum) {
			$(cryptoEnabledId).on('change', function () {
				var cryptoEnabled = $(this).is(':checked');
				if (cryptoEnabled) {
					showRow(crypto, 'address');
					showRow(crypto, 'carousel_enabled');
					if (isCryptoCarouselEnabled(crypto)) {
						showRow(crypto, 'address2');
						showRow(crypto, 'address3');
						showRow(crypto, 'address4');
						showRow(crypto, 'address5');
					}
				}
				else {
					hideRow(crypto, 'address');
					hideRow(crypto, 'carousel_enabled');
					hideRow(crypto, 'address2');
					hideRow(crypto, 'address3');
					hideRow(crypto, 'address4');
					hideRow(crypto, 'address5');
				}
			});

			$(cryptoCarouselEnabledId).on('change', function() {
				var carouselEnabled = $(this).is(':checked');

				if (carouselEnabled) {
					showRow(crypto, 'address2');
					showRow(crypto, 'address3');
					showRow(crypto, 'address4');
					showRow(crypto, 'address5');
				}
				else {
					hideRow(crypto, 'address2');
					hideRow(crypto, 'address3');
					hideRow(crypto, 'address4');
					hideRow(crypto, 'address5');
				}
			});
		}
		// handle electrum enabled events
		if (supportsElectrum) {
			var cryptoElectrumEnabledId = '#woocommerce_agc_gateway_' + crypto.id + '_electrum_enabled';
			var cryptoElectrumMpkId = '#woocommerce_agc_gateway_' + crypto.id + '_electrum_mpk';
			
			// when enable crypto input changes value
			$(cryptoEnabledId).on('change', function (e) {
				// get whether they changed to enabled/disabled
				var checkboxValue = $(this).is(':checked');
				
				// if crypto is enabled
				if (checkboxValue) {
					var electrumEnabled = $(cryptoElectrumEnabledId).is(':checked');
					
					// show address input
					$(cryptoAddressId).parents('tr').show();
					// show enabled electrum input
					$(cryptoElectrumEnabledId).parents('tr').show();

					if (electrumEnabled) {
						// show electrum mpk input
						$(cryptoElectrumMpkId).parents('tr').show();
					}
					else {
						// hide electrum mpk input
						$(cryptoElectrumMpkId).parents('tr').hide();
					}
				}
				// if crypto is not enabled, hide address input, hide enable electrum check box, hide electrum mpk input
				else {				
					$(cryptoAddressId).parents('tr').hide();
					$(cryptoElectrumEnabledId).parents('tr').hide();
					$(cryptoElectrumMpkId).parents('tr').hide();	
				}
			});

			// when enable electrum
			$(cryptoElectrumEnabledId).on('change', function (e) {
				var checkboxValue = $(this).is(':checked');

				if (checkboxValue) {
					$(cryptoElectrumMpkId).parents('tr').show();
				}
				else {
					$(cryptoElectrumMpkId).parents('tr').hide();	
				}
			});
		}
	});
});