function getUrlParameter(sParam) {
	var sPageURL = window.location.search.substring(1),
		sURLVariables = sPageURL.split('&'),
		sParameterName,
		i;

	for (i = 0; i < sURLVariables.length; i++) {
		sParameterName = sURLVariables[i].split('=');

		if (sParameterName[0] === sParam) {
			return sParameterName[1] === undefined ? true : decodeURIComponent(sParameterName[1]);
		}
	}
	return false;
};

const formatNumber = (angka) => {
	var number_string = angka.replace(/[^,\d]/g, '').toString(),
		split = number_string.split(','),
		sisa = split[0].length % 3,
		rupiah = split[0].substr(0, sisa),
		ribuan = split[0].substr(sisa).match(/\d{3}/gi);
	var separator = "";
	if (ribuan) {
		separator = sisa ? '.' : '';
		rupiah += separator + ribuan.join('.');
	}

	rupiah = split[1] != undefined ? rupiah + ',' + split[1] : rupiah;
	return rupiah
}

function getCodeLinkByType(type) {
	type = parseInt(type);
	switch (type) {
		case 1:
			return "SS";
			break;
		case 2:
			return "FF";
			break;
		case 3:
			return "SF";
			break;
		default:
			return "FS";
			break;
	}
}

var getInput = function (node) {
	return node.querySelector("input");
};

gantt.config.editor_types.costPlanningEditor = {
	show: function (id, column, config, placeholder) {
		var min = config.min || 0

		var html = "<div><input onkeyup='costPlanningChange(this)' type='text' min='" + min +
			"' name='" + column.name + "'></div>";
		placeholder.innerHTML = html;
	},
	hide: function () {
	},
	set_value: function (value, id, column, node) {
		getInput(node).value = value;
	},
	get_value: function (id, column, node) {
		return getInput(node).value || 0;
	},
	is_changed: function (value, id, column, node) {
		var currentValue = this.get_value(id, column, node);
		return value !== currentValue;
	},
	is_valid: function (value, id, column, node) {
		return true;
	},
	focus: function (node) {
		var input = getInput(node);
		if (!input) {
			return;
		}
		if (input.focus) {
			input.focus();
		}

		if (input.select) {
			input.select();
		}
	}
};

gantt.config.editor_types.progressCustom = {
	show: function (id, column, config, placeholder) {
		var min = config.min || 0,
			max = config.max || 100;

		var html = "<div><input type='number' min='" + min +
			"' max='" + max + "' name='" + column.name + "'></div>";
		placeholder.innerHTML = html;
	},
	hide: function () {
	},
	set_value: function (value, id, column, node) {
		value = value * 100
		getInput(node).value = value;
	},
	get_value: function (id, column, node) {
		return getInput(node).value || 0;
	},
	is_changed: function (value, id, column, node) {
		var currentValue = this.get_value(id, column, node);
		return Number(value) !== Number(currentValue);
	},
	is_valid: function (value, id, column, node) {
		return !isNaN(parseInt(value, 10));
	},
	focus: function (node) {
		var input = getInput(node);
		if (!input) {
			return;
		}
		if (input.focus) {
			input.focus();
		}

		if (input.select) {
			input.select();
		}
	}
};

function initializationProject() {
	let projectId = getUrlParameter("proyek_id");
	if (projectId && projectId > 0) {
		$.ajax({
			url: `${base_url}project/edit/${projectId}`,
			type: "GET",
			success: function (result) {
				let data = result.data;
				let projectName = data.nama;
			},
			error: function (data) {
				actionHappen = false;
			}
		});
	}
}

function getSatuan() {
	$.ajax({
		url: `${base_url}satuan/list`,
		type: "GET",
		success: function (result) {
			let satuanList = [];
			let resSatuan = result.data || []
			resSatuan.map((val, index) => {
				let satuan = {
					key: val.id,
					label: val.name,
					text: val.name
				}
				satuanList.push(satuan)
			});

			// Clear the select element before appending new options
			$('#uom-req-material').empty();
			$('#uom-req-expense').empty();

			// Append the new options to the select element
			satuanList.forEach((option) => {
				let newOption = new Option(option.label, option.label);
				$('#uom-req-material').append(newOption);
			});

			satuanList.forEach((option) => {
				let newOption = new Option(option.label, option.label);
				$('#uom-req-expense').append(newOption);
			});

			// Initialize select2 on the select element
			$('#uom-req-material').select2({
				dropdownParent: materialModal,
				placeholder: 'Pilih satuan',
				allowClear: true
			});

			$('#uom-req-expense').select2({
				dropdownParent: expenseModal,
				placeholder: 'Pilih satuan',
				allowClear: true
			});

			if (satuanList.length > 0) {
				gantt.updateCollection("satuan", satuanList);
				gantt.refreshData();
				gantt.render();
			}
		},
		error: function (data) {

		}
	});
}

function updateActivity(id) {
	$.ajax({
		url: `${base_url}task/get-update/${id}`,
		type: "GET",
		success: function (result) {
			let data = result.data;
			gantt.getTask(id).assign_hr = data.assign_hr;
			gantt.getTask(id).assign_material = data.assign_material;
			gantt.getTask(id).assign_tools = data.assign_tools;
			gantt.getTask(id).assign_expense = data.assign_expense;
			gantt.getTask(id).bobot_planning = data.bobot_planning;
			gantt.getTask(id).rencana_biaya = data.rencana_biaya;
			gantt.getTask(id).biaya_actual = data.biaya_actual;
			gantt.getTask(id).progress = data.progress;
			gantt.getTask(id).jobs_done = data.jobs_done ? data.jobs_done : 0;
			gantt.updateTask(id);
			actionHappen = false;
		},
		error: function (data) {
			actionHappen = false;
		}
	});
}

/* Fungsi format ribuan label*/
function formatRupiah(n) {
	var parts = n.toString().split(".");
	return parts[0].replace(/\B(?=(\d{3})+(?!\d))/g, ".") + (parts[1] ? "," + parts[1] : "");
}

/* Fungsi format ribuan inputan*/
function formatRibuanInput(angka, prefix) {
	var number_string = angka.replace(/[^,\d]/g, '').toString(),
		split = number_string.split(','),
		sisa = split[0].length % 3,
		rupiah = split[0].substr(0, sisa),
		ribuan = split[0].substr(sisa).match(/\d{3}/gi);

	if (ribuan) {
		separator = sisa ? '.' : '';
		rupiah += separator + ribuan.join('.');
	}

	rupiah = split[1] != undefined ? rupiah + ',' + split[1] : rupiah;
	return prefix == undefined ? rupiah : (rupiah ? 'Rp. ' + rupiah : '');
}

/* Fungsi replace titik, untuk save ke DB*/
function formatReplaceTitikRibuan(param) {
	let myStr = param;
	let newStr = myStr.replace(/\./g, '');
	return newStr;
}

function formatDate(params) {
	let today = new Date(params);
	let yyyy = today.getFullYear();
	let mm = today.getMonth() + 1; // Months start at 0!
	let dd = today.getDate();

	if (dd < 10) dd = '0' + dd;
	if (mm < 10) mm = '0' + mm;

	today = dd + '/' + mm + '/' + yyyy;
	return today;
}

function roundToTwo(num) {
	return +(Math.round(num + "e+2") + "e-2");
}

function initialProperty() {
	$.ajax({
		url: `${base_url}user-to-version-gantt/get-by-gantt/${ganttId}`,
		type: "GET",
		success: function (result) {
			let data = result.data;
			if (data.status && data.status == "not have") {
				toggleCollapseTasks();
			} else {
				if (data.id) {
					userToVersionGanttId = data.id
				}

				if (data.critical_path) {
					gantt.config.highlight_critical_path = true;
					$("#critalPathBox").prop("checked", true);
				}

				if (data.auto_schedule) {
					gantt.config.auto_schedule = true;
					$("#autoSchedule").prop("checked", true);
				}

				if (data.committed_cost) {
					$("#committedCostBox").val(data.committed_cost);
				}

				if (data.cost_to_complete) {
					$("#costToCompleteBox").val(data.cost_to_complete);
				}

				if (data.zoom) {
					gantt.ext.zoom.setLevel(data.zoom);
					$('input[value="' + data.zoom + '"]').prop("checked", true);
				}

				if (data.task_open) {
					gantt.eachTask(function (task) {
						task.$open = true;
					});
					toggleTasks = "Collapse";
					$("#gantt_toggle_task_btn").prop('title', 'Collapse Activities');
					$("#gantt_toggle_task_btn").children().removeClass('fa-expand-alt');
					$("#gantt_toggle_task_btn").children().addClass('fa-compress-alt');
				} else {
					toggleCollapseTasks();
				}

				gantt.render();
			}
		},
		error: function (data) {

		}
	});
}

function initializationColumn() {
	$.ajax({
		url: `${base_url}gantt-show-hide/get-by-gantt/${ganttId}`,
		type: "GET",
		success: function (result) {
			let data = result.data;
			if (data.status == "not yet have") {
				addShowHideColumn();
			} else if (data.status == "not have access") {
				gantt.config.columns = createColumnsConfig(columnShows);
			} else {
				setUpForShowHideColumn(data);
			}
		},
		error: function (data) {

		}
	});
}

function setGanttOpen() {
	let ganttOpen = [];
	gantt.eachTask(function (task) {
		const existingIndex = ganttOpen.findIndex(item => item.id === task.id);
		if (existingIndex !== -1) {
			ganttOpen[existingIndex].open = task.$open;
		} else {
			ganttOpen.push({
				"id": task.id,
				"open": task.$open
			});
		}
	});
	localStorage.setItem('ganttOpen', JSON.stringify(ganttOpen));
}

function compareData(data){
    expandTask();
    var allTasks = [];
    var taskCount = gantt.getTaskCount();

    for (var i = 0; i < taskCount; i++) {
        var task = gantt.getTaskByIndex(i);
        allTasks.push(task);
    }
    allTasks.forEach((task, index) => {
        if (task.progress > 0 && task.progress < 1) {
            // task.end_date = moment().format('YYYY-MM-DD HH:mm:ss');
            // task.end_date = new Date();
        }
        if (task.start_date != data.data[index].start_date) {
            gantt.getTask(task.id).start_date = task.start_date;
        }
        if (task.end_date != data.data[index].end_date) {
            gantt.getTask(task.id).end_date = task.end_date;
        }
        if (task.planned_start != data.data[index].planned_start) {
            gantt.getTask(task.id).planned_start = task.planned_start;
        }
        if (task.planned_end != data.data[index].planned_end) {
            gantt.getTask(task.id).planned_end = task.planned_end;
        }
        gantt.updateTask(task.id);
    });
}

function getGanttOpen() {
	let ganttOpen = localStorage.getItem('ganttOpen');
	if (ganttOpen) {
		// Parse the stored data into a JavaScript object
		ganttOpen = JSON.parse(ganttOpen);
		gantt.eachTask(function (task) {
			const index = ganttOpen.findIndex(item => item.id == task.id);
			if (index !== -1) {
				task.$open = ganttOpen[index].open;
			} else {
				task.$open = false;
			}
		});
	}
}

$(document).ready(function () {
	$("#gantt_here").on("scroll", function () {
    	var container = $(this);
    	var scrollPositionX = container.scrollLeft();
	});

	$("#critalPathBox").on("change", function () {
		let checked = $(this).is(":checked");
		if (checked) {
			gantt.config.highlight_critical_path = true;
			updateProperty({ critical_path: true })
		} else {
			gantt.config.highlight_critical_path = false;
			updateProperty({ critical_path: false })
		}
		gantt.render();
	});

	$("#autoSchedule").on("change", function () {
		let checked = $(this).is(":checked");
		if (checked) {
			gantt.config.auto_schedule = true;
			updateProperty({ auto_schedule: true })
		} else {
			gantt.config.auto_schedule = false;
			updateProperty({ auto_schedule: false })
		}
		gantt.render();
	});
});

function linkLagEditor() {

	function endPopup() {
		modal = null;
		editLinkId = null;
	}
	function cancelEditLink() {
		endPopup()
	}

	function deleteLink() {
		gantt.deleteLink(editLinkId);
		endPopup()
	}

	function saveLink() {
		var link = gantt.getLink(editLinkId);

		var lagValue = modal.querySelector(".lag-input").value;
		if (!isNaN(parseInt(lagValue, 10))) {
			link.lag = parseInt(lagValue, 10);
		}

		gantt.updateLink(link.id);
		if (gantt.autoSchedule) {
			gantt.autoSchedule(link.source);
		}
		endPopup();
	}



	var modal;
	var editLinkId;
	gantt.attachEvent("onLinkDblClick", function (id, e) {
		editLinkId = id;
		var link = gantt.getLink(id);
		var linkTitle;
		switch (link.type) {
			case gantt.config.links.finish_to_start:
				linkTitle = "FS";
				break;
			case gantt.config.links.finish_to_finish:
				linkTitle = "FF";
				break;
			case gantt.config.links.start_to_start:
				linkTitle = "SS";
				break;
			case gantt.config.links.start_to_finish:
				linkTitle = "SF";
				break;
		}

		linkTitle += " " + gantt.getTask(link.source).text + " -> " + gantt.getTask(link.target).text;

		modal = gantt.modalbox({
			title: linkTitle,
			text: "<div>" +
				"<label>Lag <input type='number' class='lag-input' /></label>" +
				"</div>",
			buttons: [
				{ label: "Save", css: "link-save-btn", value: "save" },
				{ label: "Cancel", css: "link-cancel-btn", value: "cancel" },
				{ label: "Delete", css: "link-delete-btn", value: "delete" }
			],
			width: "500px",
			type: "popup-css-class-here",
			callback: function (result) {
				switch (result) {
					case "save":
						saveLink();
						break;
					case "cancel":
						cancelEditLink();
						break;

					case "delete":
						deleteLink();
						break;
				}
			}
		});

		modal.querySelector(".lag-input").value = link.lag || 0;

		//any custom logic here
		return false;
	});

}

function addShowHideColumn() {
	submitShowHideColumn(columnShows);
}

function submitShowHideColumn(allColumn) {
	let payload = {
		version_gantt_id: ganttId,
		columns: allColumn
	}
	gantt.config.columns = createColumnsConfig(allColumn);
	$.ajax({
		data: JSON.stringify(payload),
		url: `${base_url}gantt-show-hide/add`,
		type: "POST",
		processData: false,
		contentType: false,
		success: function (data) {

		},
		error: function (data) {

		}
	});
}

function setUpForShowHideColumn(data) {
	let columns = data || []

	let configColumn = {}

	columns.map((val, index) => {
		configColumn[val.column_name] = val.show
	});
    if (!isBaselineSet) {
        // configColumn.planned_start = undefined;
        // configColumn.planned_end = undefined;
        // configColumn.planned_duration = undefined;
        // configColumn.baseline_progress = undefined;
    }   
	gantt.config.columns = createColumnsConfig(configColumn);

	gantt.render();
}

function updateShowHideColumn(data) {
	let payload = {
		columns: data
	}

	$.ajax({
		data: JSON.stringify(payload),
		url: `${base_url}gantt-show-hide/update/${ganttId}`,
		type: "POST",
		processData: false,
		contentType: false,
		success: function (data) {
			// console.log(data);
		},
		error: function (data) {
			// console.log(data);
		}
	});
}

function colAjaxReq(type) {
	let ajx = $.ajax({
		url: `${base_url}gantt-show-hide/get-column-by-type/${type}`,
		type: "GET",
		success: function (data) {
			let ganttColumnsByType = data.data;
			// console.log("ini gantt field ", ganttColumnsByType);
			// console.log("ini column ", gantt.config.columns);
			let isFound = false;
			x = gantt.config.columns.filter((val) => {
				isFound = ganttColumnsByType.find(obj => {
					return obj.column_name == val.name;
				});
				if (isFound)
					return val;
				if (isFound == false){
					// console.log("ini gantt field !isFound ", val);
				}
					
			});
			gantt.config.columns = x.filter(item => item);
			allColumns = gantt.config.columns;
			gantt.render();
		}
	});
}

async function reRenderColumns(type) {
	await colAjaxReq(type);
}

function updateProperty(payload) {
	if (userToVersionGanttId > 0 && readOnly && parseInt(readOnly) == 0) {
		$.ajax({
			data: JSON.stringify(payload),
			url: `${base_url}user-to-version-gantt/update/${userToVersionGanttId}`,
			type: "PUT",
			processData: false,
			contentType: false,
			success: function (data) {
			},
			error: function (data) {
			}
		});
	}
}

function costPlanningChange(e) {
	let value = e.value;
	value = replaceAll(value, ".", "")
	value = replaceAll(value, ",", ".")
	let newValue = formatRupiah(value);
	$(e).val(newValue)
}

function escapeRegExp(string) {
	return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
}

function replaceAll(str, find, replace) {
	if (str) {
		return str.replace(new RegExp(escapeRegExp(find), 'g'), replace);
	}
	return str
}
function expandTask() {
	gantt.eachTask(function (task) {
		task.$open = true;
	});
	toggleTasks = "Collapse";
	$("#gantt_toggle_task_btn").prop('title', 'Collapse Activities');
	$("#gantt_toggle_task_btn").children().removeClass('fa-expand-alt');
	$("#gantt_toggle_task_btn").children().addClass('fa-compress-alt');
	gantt.render();
}

// Function to get the earliest planned start date among all tasks
function getEarliestTaskDate() {
	var earliestDate = null;
	gantt.eachTask(function (task) {
		var taskStartDate = task.planned_start || task.start_date;
		if (!earliestDate || task.planned_start < earliestDate) {
			earliestDate = taskStartDate;
			if (task.start_date < earliestDate) {
				earliestDate = task.start_date;
			}
		}
	});
	return earliestDate;
}

// Function to get the latest planned end date among all tasks
function getLatestTaskDate() {
	var latestDate = null;
	gantt.eachTask(function (task) {
		var taskEndDate = task.planned_end || task.end_date;
		if (!latestDate || task.planned_end > latestDate) {
			latestDate = taskEndDate;
			if (task.end_date > latestDate) {
				latestDate = task.end_date;
			}
		}
	});
	return latestDate;
}

function batchUpdate(){
	let data = localStorage.getItem('batchEntity');
	$("body").addClass("loading");
	return gantt.ajax.post({
		headers: {
			"Content-Type": "application/json",
			"Authorization": `Bearer ${token}`
		},
		url: base_url + "activity/batch-update/" + ganttId,
		data: data
	}).then(function (response) {
		$("body").removeClass("loading");
		localStorage.setItem('batchEntity', '');
        $("#save-activity").hide();
        $("#save-separator").hide();
		sendStorage();
		refresData();
	}).catch(function (error) {
		$("body").removeClass("loading")

		gantt.alert({
			title: "Peringatan",
			type: "alert-error",
			text: "Update activity gagal"
		});
	});
}

function updateSchedule() {
	$("body").addClass("loading");
	return gantt.ajax.get({
		headers: {
			"Content-Type": "application/json",
			"Authorization": `Bearer ${token}`
		},
		url: base_url + "activity/update-schedule/" + ganttId
	}).then(function (response) {
		$("body").removeClass("loading");
		refresData();
	}).catch(function (error) {
		$("body").removeClass("loading")
		gantt.alert({
			title: "Peringatan",
			type: "alert-error",
			text: "Update activity gagal"
		});
	});
}

$(window).on('beforeunload', function(event) {
    let batchEntity = localStorage.getItem('batchEntity');
	sendStorage();
	if (batchEntity && batchEntity != '') {
		event.preventDefault()
		return event.returnValue = 'You have unsaved changes. Are you sure you want to leave this page?';
	}
});

function sendStorage(){
	const batchEntityData = localStorage.getItem('batchEntity');
	window.parent.postMessage({ batchEntity: batchEntityData }, '*');
}

function updateLinksLag(data) {
    data.data.forEach(task => {
        data.links.forEach(link => {
            if (link.target == task.id && task.actual_start != null) {
                let predecessor = data.data.find(item => item.id == link.source);
                if (predecessor) {
                    let lag;
                    if (isBaselineSet) {
                        switch (link.type) {
                            case "0": // FS
                                lag = gantt.calculateDuration(new Date(predecessor.end_date), new Date(task.start_date));
                                break;
                            case "1": // SS
                                lag = gantt.calculateDuration(new Date(predecessor.start_date), new Date(task.start_date));
                                break;
                            case "2": // FF
                                lag = gantt.calculateDuration(new Date(predecessor.end_date), new Date(task.end_date));
                                break;
                            case "3": // SF
                                lag = gantt.calculateDuration(new Date(predecessor.start_date), new Date(task.end_date));
                                break;
                            default:
                                // Handle an unknown link type if needed
                                break;
                        }
                        link.lag = lag;
                    }
                }
            }
        });
    });
}