let qsoDialogInstance = null;

function deleteFromQslQueue(id) {
	BootstrapDialog.confirm({
		title: 'DANGER',
		message: 'Warning! Are you sure you want to removes this QSL from the queue?',
		type: BootstrapDialog.TYPE_DANGER,
		closable: true,
		draggable: true,
		btnOKClass: 'btn-danger',
		callback: function(result) {
			$.ajax({
				url: base_url + 'index.php/qslprint/delete_from_qsl_queue',
				type: 'post',
				data: {'id': id	},
				success: function(html) {
					$("#qslprint_"+id).remove();
				}
			});
		}
	});
}

function openQsoList(callsign) {
	$.ajax({
		url: base_url + 'index.php/qslprint/open_qso_list',
		type: 'post',
		data: {'callsign': callsign},
		success: function(html) {
			qsoDialogInstance = BootstrapDialog.show({
				title: 'QSO List',
				size: BootstrapDialog.SIZE_WIDE,
				cssClass: 'qso-dialog',
				nl2br: false,
				message: html,
				onshown: function(dialog) {
					$('[data-bs-toggle="tooltip"]').tooltip();
				},
				buttons: [{
					label: lang_admin_close,
					action: function (dialogItself) {
						dialogItself.close();
					}
				}]
			});
		}
	});
}

function addQsoToPrintQueue(id) {
    $.ajax({
        url: base_url + 'index.php/qslprint/get_previous_qsl',
        type: 'post',
        data: { 'id': id },
        success: function(result) {
            let prev_qsl = result;
            let prev_qsl_html;

            if (prev_qsl > 0) {
                prev_qsl_html = '<span class="badge bg-warning">' + prev_qsl + '</span>';
            } else {
                prev_qsl_html = '<span class="badge bg-success">0</span>';
            }

            $.ajax({
                url: base_url + 'index.php/qslprint/add_qso_to_print_queue',
                type: 'post',
				data: {'id': id},
                success: function(html) {
					if (qsoDialogInstance) {
                        qsoDialogInstance.close();
                    }
                    let callSign = $("#qsolist_"+id).find("td:eq(0)").text();
                    let formattedCallSign = callSign.replace(/0/g, "Ø").toUpperCase();
                    let line = '<tr id="qslprint_'+id+'">';
					let freq_or_band = $('#frequency_or_band').val();

					line += '<td style=\'text-align: center\'><div class="form-check"><input class="form-check-input" type="checkbox" /></div></td>';
                    line += '<td style="text-align: center">';
                    line += '<span class="qso_call">';
                    line += '<a id="edit_qso" href="javascript:displayQso(' + id + ');">';
                    line += formattedCallSign;
                    line += '</a>';
                    line += '<a target="_blank" href="https://www.qrz.com/db/' + formattedCallSign + '">';
                    line += '<img width="16" height="16" src="' + base_url + 'images/icons/qrz.png" alt="Lookup ' + formattedCallSign + ' on QRZ.com">';
                    line += '</a> ';
                    line += '<a target="_blank" href="https://www.hamqth.com/' + formattedCallSign + '">';
                    line += '<img width="16" height="16" src="' + base_url + 'images/icons/hamqth.png" alt="Lookup ' + formattedCallSign + ' on HamQTH">';
                    line += '</a> ';
                    line += '<a target="_blank" href="https://www.eqsl.cc/Member.cfm?' + formattedCallSign + '">';
                    line += '<img width="16" height="16" src="' + base_url + 'images/icons/eqsl.png" alt="Lookup ' + formattedCallSign + ' on eQSL.cc">';
                    line += '</a>';
                    line += '</span>';
                    line += '</td>';

					line += '<td style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(1)").text()+'</td>';
					line += '<td style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(2)").text()+'</td>';
					line += '<td style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(3)").text()+'</td>';
					if (freq_or_band === 'band') {
						line += '<td class=\'col-band\' style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(4)").text()+'</td>';
						line += '<td class=\'col-freq\' style=\'text-align: center; display:none;\'>'+$("#qsolist_"+id).find("td:eq(5)").text()+'</td>';

					} else if (freq_or_band === 'frequency') {
						line += '<td class=\'col-band\' style=\'text-align: center; display:none;\'>'+$("#qsolist_"+id).find("td:eq(4)").text()+'</td>';
						line += '<td class=\'col-freq\' style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(5)").text()+'</td>';
					} else {
						line += '<td class=\'col-band\' style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(4)").text()+'</td>';
						line += '<td class=\'col-freq\' style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(5)").text()+'</td>';
					}
					line += '<td style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(6)").text()+'</td>';
					line += '<td style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(7)").text()+'</td>';
					line += '<td style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(10)").text()+'</td>';
					line += '<td style=\'text-align: center\'><span class="badge text-bg-light">'+$("#qsolist_"+id).find("td:eq(8)").text()+'</span></td>';
					line += '<td style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(9)").text()+'</td>';
					line += '<td style=\'text-align: center\'>'+$("#qsolist_"+id).find("td:eq(11)").text()+'</td>';
					line += '<td style="text-align: center">'+prev_qsl_html+'</td>';
					line += '<td style=\'text-align: center\'><button onclick="mark_qsl_sent('+id+', \'B\')" class="btn btn-sm btn-success"><i class="fa fa-check"></i></button></td>';
					line += '<td style=\'text-align: center\'><button onclick="deleteFromQslQueue('+id+')" class="btn btn-sm btn-danger"><i class="fas fa-trash-alt"></i></button></td></td>';
					line += '<td style=\'text-align: center\'><button onclick="openQsoList(\''+$("#qsolist_"+id).find("td:eq(0)").text()+'\')" class="btn btn-sm btn-success"><i class="fas fa-search"></i></button></td>';
                    line += '</tr>';
                    $('#qslprint_table tr:last').after(line);
                    $("#qsolist_"+id).remove();
                },
                error: function() {
                    console.error('Error adding QSO to print queue.');
                }
            });
        },
        error: function() {
            console.error('Error fetching previous QSL.');
        }
    });
}

$(".station_id").change(function(){
	var station_id = $(".station_id").val();
	$.ajax({
		url: base_url + 'index.php/qslprint/get_qsos_for_print_ajax',
		type: 'post',
		data: {'station_id': station_id},
		success: function(html) {
			$('.resulttable').empty();
			$('.resulttable').append(html);
		}
	});
});

$('#qslprint_table').DataTable({
	"stateSave": true,
	paging: false,
	"language": {
		url: getDataTablesLanguageUrl(),
	}
});

function showOqrs(id) {
	$.ajax({
		url: base_url + 'index.php/qslprint/show_oqrs',
		type: 'post',
		data: {'id': id},
		success: function(html) {
			BootstrapDialog.show({
				title: 'OQRS',
				size: BootstrapDialog.SIZE_WIDE,
				cssClass: 'qso-dialog',
				nl2br: false,
				message: html,
				onshown: function(dialog) {
					$('[data-bs-toggle="tooltip"]').tooltip();
				},
				buttons: [{
					label: lang_admin_close,
					action: function (dialogItself) {
						dialogItself.close();
					}
				}]
			});
		}
	});
}

function mark_qsl_sent(id, method) {
    $.ajax({
        url: base_url + 'index.php/qso/qsl_sent_ajax',
        type: 'post',
        data: {'id': id,
            'method': method
        },
        success: function(data) {
            if (data.message == 'OK') {
                $("#qslprint_" + id).remove(); // removes choice from menu
            }
            else {
                $(".container").append('<div class="alert alert-danger"><a href="#" class="close" data-dismiss="alert" aria-label="close">&times;</a>You are not allowed to update QSL status!</div>');
            }
        }
    });
}

var target = document.body;
var box_observer = new MutationObserver(function() {
	$('#checkBoxAll').change(function (event) {
		if (this.checked) {
			$('.qslprint tbody tr').each(function (i) {
				$(this).closest('tr').addClass('activeRow');
				$(this).closest('tr').find("input[type=checkbox]").prop("checked", true);
			});
		} else {
			$('.qslprint tbody tr').each(function (i) {
				$(this).closest('tr').removeClass('activeRow');
				$(this).closest('tr').find("input[type=checkbox]").prop("checked", false);
			});
		}
	});
	$('.qslprint').on('click', 'input[type="checkbox"]', function() {
		if ($(this).is(":checked")) {
			$(this).closest('tr').addClass('activeRow');
		} else {
			$(this).closest('tr').removeClass('activeRow');
		}
	});


});
var config = { childList: true, subtree: true};
box_observer.observe(target, config);


function markSelectedQsos() {
	var elements = $('.qslprint tbody input:checked');
	var nElements = elements.length;
	if (nElements == 0) {
		return;
	}
	$('.markallprinted').prop("disabled", true);
	var id_list=[];
	elements.each(function() {
		let id = $(this).first().closest('tr').attr('id');
		id = id.match(/\d/g);
		id = id.join("");
		id_list.push(id);
	});
	$.ajax({
		url: base_url + 'index.php/logbookadvanced/update_qsl',
		type: 'post',
		data: {'id': JSON.stringify(id_list, null, 2),
			'sent' : 'Y',
			'method' : ''
		},
		success: function(data) {
			if (data !== []) {
				$.each(data, function(k, v) {
					$("#qslprint_"+this.qsoID).remove();
				});
			}
			$('.markallprinted').prop("disabled", false);
		}
	});
}

function removeSelectedQsos() {
	var elements = $('.qslprint tbody input:checked');
	var nElements = elements.length;
	if (nElements == 0) {
		return;
	}
	$('.removeall').prop("disabled", true);

	var id_list=[];
	elements.each(function() {
		let id = $(this).first().closest('tr').attr('id');
		id = id.match(/\d/g);
		id = id.join("");
		id_list.push(id);
	});

	$.ajax({
		url: base_url + 'index.php/logbookadvanced/update_qsl',
		type: 'post',
		data: {'id': JSON.stringify(id_list, null, 2),
			'sent' : 'N',
			'method' : ''
		},
		success: function(data) {
			if (data !== []) {
				$.each(data, function(k, v) {
					$("#qslprint_"+this.qsoID).remove();
				});
			}
			$('.removeall').prop("disabled", false);
		}
	});
}

function exportSelectedQsos() {
	var elements = $('.qslprint tbody input:checked');
	var nElements = elements.length;
	if (nElements == 0) {
		return;
	}
	$('.exportselected').prop("disabled", true);

	var id_list=[];
	elements.each(function() {
		let id = $(this).first().closest('tr').attr('id');
		id = id.match(/\d/g);
		id = id.join("");
		id_list.push(id);
	});

	xhttp = new XMLHttpRequest();
	xhttp.onreadystatechange = function() {
		var a;
		if (xhttp.readyState === 4 && xhttp.status === 200) {
			// Trick for making downloadable link
			a = document.createElement('a');
			a.href = window.URL.createObjectURL(xhttp.response);
			// Give filename you wish to download
			// Get the current date and time
			const now = new Date();

			// Format the date and time as UTC Ymd-Hi
			const year = now.getUTCFullYear();
			const month = String(now.getUTCMonth() + 1).padStart(2, '0'); // Months are zero-based
			const day = String(now.getUTCDate()).padStart(2, '0');
			const hours = String(now.getUTCHours()).padStart(2, '0');
			const minutes = String(now.getUTCMinutes()).padStart(2, '0');

			// Create the formatted filename
			const filename = `${my_call}-${year}${month}${day}-${hours}${minutes}.adi`;
			a.download = filename;
			a.style.display = 'none';
			document.body.appendChild(a);
			a.click();
		}
	};

	// Post data to URL which handles post request
	xhttp.open("POST", site_url+'/logbookadvanced/export_to_adif', true);
	xhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	// You should set responseType as blob for binary responses
	xhttp.responseType = 'blob';
	xhttp.send("id=" + JSON.stringify(id_list, null, 2));

	$('.exportselected').prop("disabled", false);
}

function markMethod(){

	//grab the dropdown
	const select = document.getElementById('markqslmethod');

	//grab the selected method
	const methodkey = select.value;
	const method = select.options[select.selectedIndex].text;

	//perform function
	markMethodQSOs(methodkey === "ALL" ? '' : method);
}

function markMethodQSOs(method) {

	//unmark any QSO that is already marked for cleanup purposes
	unmarkallQSOs();

	//grab the table
	const table = document.getElementById('qslprint_table');

    //loop through each row except the header
    Array.from(table.tBodies[0].rows).forEach(row => {

		//get the send-method column
        const sendMethodCell = row.querySelector('td.send-method');

		//check if it contains the right method (or skip check if method is empty)
        if (sendMethodCell && (method === "" || sendMethodCell.textContent.trim() === method)) {

			//find the checkbox in the first cell
            const checkbox = row.querySelector('td:first-child input[type="checkbox"]');

			//check that box
			if (checkbox) {
                checkbox.checked = true;
            }
        }
    });
}

function unmarkallQSOs(){

	//grab the table
	const table = document.getElementById('qslprint_table');

	//loop through each row except the header
    Array.from(table.tBodies[0].rows).forEach(row => {

		//find the checkbox in the first cell
		const checkbox = row.querySelector('td:first-child input[type="checkbox"]');

		//check that box
		if (checkbox) {
			checkbox.checked = false;
		}
    });
}

function switchbandandfrequencydisplay(mode){

	//switch state according to selected value. Default case = band
	switch(mode) {
	case 'band':
		bandcols = document.querySelectorAll('.col-band');
		bandcols.forEach(cell => { cell.style.display = '';});
		freqcols = document.querySelectorAll('.col-freq');
		freqcols.forEach(cell => { cell.style.display = 'none';});
		break;
	case 'frequency':
		bandcols = document.querySelectorAll('.col-band');
		bandcols.forEach(cell => { cell.style.display = 'none';});
		freqcols = document.querySelectorAll('.col-freq');
		freqcols.forEach(cell => { cell.style.display = '';});
		break;
	case 'both':
		bandcols = document.querySelectorAll('.col-band');
		bandcols.forEach(cell => { cell.style.display = '';});
		freqcols = document.querySelectorAll('.col-freq');
		freqcols.forEach(cell => { cell.style.display = '';});
		break;
	default:
		bandcols = document.querySelectorAll('.col-band');
		bandcols.forEach(cell => { cell.style.display = '';});
		freqcols = document.querySelectorAll('.col-freq');
		freqcols.forEach(cell => { cell.style.display = 'none';});
		break;
	}
}

document.getElementById('frequency_or_band').addEventListener('change', function (event) {
	//switch display options
	switchbandandfrequencydisplay(event.target.value);
});
