function LoadUsersList() {
    var xmlhttp = new XMLHttpRequest();
    xmlhttp.onreadystatechange = function () {
        if (this.readyState == 4 && this.status == 200) {
            document.querySelector("#users_list_content").innerHTML = this.responseText;
            HidePageLoader();

            $(document).ready(function() {
                new DataTable('#users_situation_table', {
                    paging: false,
                    scrollCollapse: true,
                    scrollY: '500px',
                    language: {
                        emptyTable: "Nessun dato presente nella tabella",
                        search: "Cerca:",
                        infoEmpty: "Visualizzati da 0 a 0 di 0 risultati",
                        info: "Visualizzati da _START_ a _END_ di _TOTAL_ risultati",
                        buttons: {
                            print: "Stampa",
                            colvis: "Visualizza",
                            colvisRestore: "Ripristina visualizzazione"
                        }
                    }
                });
            });
        }
    };
    xmlhttp.open("GET", "public/situation/users_list.php");
    xmlhttp.send();
}

function UserCalendar(user_id, view, date) {
    ShowPageLoader();
    for(i=0;i<50;i++) {
        if(document.getElementById(i) != null) {
            document.getElementById(i).style.backgroundColor = "transparent";
        }
    }

    document.getElementById(user_id).style.backgroundColor = "#e0f2f1";
    document.getElementById("situation_list_loader").style.display = "block";

    var xmlhttp = new XMLHttpRequest();
    xmlhttp.onreadystatechange = function () {
        if (this.readyState == 4 && this.status == 200) {
            document.querySelector("#user_calendar_content").innerHTML = this.responseText;
            HidePageLoader();

            setTimeout(() => {
                /* const date = new Date(); */
                loadUserCalendar(user_id, view, date);
            }, 1000);

            document.getElementById("situation_list_loader").style.display = "none";
        }
    };
    xmlhttp.open("GET", "public/situation/user_calendar_content.php?user_id="+user_id);
    xmlhttp.send();
}

function loadUserCalendar(user_id, view, date) {

    var calendarEl = document.getElementById('calendar');
    var calendar = new FullCalendar.Calendar(calendarEl, {
        initialView: view,
        locale: 'it',
        editable: false,
        height: 600,
        now: date,
        initialDate: date,
        displayEventTime: true,
        forceEventDuration: true,
        defaultTimedEventDuration: '00:00:01',
        firstDay: 1,
        customButtons: {
            myCustomButton: {
                text: 'Nuovo evento',
                click: function() {
                    OpenNewEvent(user_id,'','');
                }
            }
        },
        headerToolbar: {
            left: 'prev,next today myCustomButton',
            center: 'title',
            right: 'dayGridMonth,timeGridWeek,timeGridDay,listMonth'
        },
        buttonText: {
            prev: 'Prec',
            next: 'Succ',
            today: 'Oggi',
            year: 'Anno',
            month: 'Mese',
            week: 'Settimana',
            day: 'Giorno',
            list: 'Agenda',
        },
        allDayText: 'Tutto il giorno',
        moreLinkText(n) {
            return '+altri ' + n;
        },
        events: "php/situation/get_calendar_events.php?user_id="+user_id,
        eventDisplay: 'block',
        displayEventTime: true,
        eventTimeFormat: {
            hour: '2-digit',
            minute: '2-digit',
            hour12: false
        },
        selectable: true,
        select: function (info) {
            OpenNewEvent(user_id,info.startStr,info.endStr);
        },
        eventClick: function (info) {
            if(info.event.groupId == "stamp") {
                OpenStampDetails(info.event.id, user_id);
            } else if(info.event.groupId == "permission") {
                OpenPermissionDetails(info.event.id, user_id);
            } else if(info.event.groupId == "problem") {
                OpenErrorDetails(info.event.id, user_id);
            }
        }
    });
    calendar.render();
    
}

function UserProblemsList(user_id, start_date, end_date) {
    document.getElementById("open_problems_list").click();
    
    ShowPageLoader();

    var xmlhttp = new XMLHttpRequest();
    xmlhttp.onreadystatechange = function () {
        if (this.readyState == 4 && this.status == 200) {
            document.querySelector("#problems_list_content").innerHTML = this.responseText;
            HidePageLoader();

            setTimeout(function(){
                $(document).ready( function () {
                    new DataTable('#problems_list_table', {
                        paging: false,
                        scrollCollapse: true,
                        scrollY: '500px',
                        layout: {
                            topStart: {
                                buttons: [
                                    {
                                        extend: 'colvis',
                                        postfixButtons: ['colvisRestore'],
                                        popoverTitle: 'Visibilità colonne'
                                    },
                                    {
                                        extend: 'print',
                                        split: ['print','excel','pdf', 'csv']
                                    },
                                    {
                                        text: 'Aggiorna',
                                        action: function (e, dt, node, config) {
                                            RunProblemsControl('true');
                                        }
                                    }
                                ]
                            }
                        },
                        language: {
                            emptyTable: "Nessun dato presente nella tabella",
                            search: "Cerca:",
                            infoEmpty: "Visualizzati da 0 a 0 di 0 risultati",
                            info: "Visualizzati da _START_ a _END_ di _TOTAL_ risultati",
                            buttons: {
                                print: "Stampa",
                                colvis: "Visualizza",
                                colvisRestore: "Ripristina visualizzazione"
                            }
                        },
                        order: {
                            idx: 4,
                            dir: 'desc'
                        }
                    });     
                } );
        }, 1000);
        }
    };
    xmlhttp.open("GET", "public/situation/problems_list_content.php?user_id="+user_id);
    xmlhttp.send();
}

function RunProblemsControl(from_problems) {
    var start_date_check = document.getElementById("start_date_check").value;
    var end_date_check = document.getElementById("end_date_check").value;

    document.getElementById("control_button").style.display = 'none';
    document.getElementById('control_loader').style.display = 'block';

    if(from_problems == "true") {
        document.getElementById("close_problems_list").click();
    }
    
    $.ajax({
        type: "POST",
        url: "php/check_problems.php",
        data: { start_date_check: start_date_check, end_date_check : end_date_check, manual : 'true'},
        success: function (res) {
            if (res == 'ok') {
                SuccessAlert('Controlli effettuati');
                location.reload();
            } else {
                ErrorAlert("Errore: "+res);
            }
        }
    });
}

async function OpenNewEvent(user_id,start,end) {
    const inputOptions = new Promise((resolve) => {
        resolve({
            "stamp": "Timbratura",
            "permission": "Permesso",
        });
    });
    const { value: eventType } = await Swal.fire({
        title: "Tipo evento",
        input: "radio",
        inputOptions,
        inputValidator: (value) => {
            if (!value) {
                return "Devi selezionare un tipo evento!";
            }
        }
    });
    if (eventType) {
        if(eventType == "stamp") {
            NewStamp(user_id, start);
        } else if(eventType == "permission") {
            NewPermission(user_id, start, end);
        }
    }
}

function NewStamp(user_id, start) {
    document.getElementById("open_new_stamp").click();

    var xmlhttp = new XMLHttpRequest();
    xmlhttp.onreadystatechange = function () {
        if (this.readyState == 4 && this.status == 200) {
            document.querySelector("#new_stamp_content").innerHTML = this.responseText;
        }
    };
    xmlhttp.open("GET", "public/stamps/new_stamp_content.php?user_id="+user_id+"&date="+start);
    xmlhttp.send();
}

function changeNewStampTransfertType() {
    var new_stamp_transfert = document.getElementById("new_stamp_transfert").checked;

    if(new_stamp_transfert == true) {
        document.getElementById("stamp_transfer_location_container").style.display = "flex";
    } else {
        document.getElementById("stamp_transfer_location_container").style.display = "none";
    }
}

function CreateNewStamp(user_id) {
    ShowPageLoader();
    var stamp_type_entry = document.getElementById("new_stamp_type_entry").checked;
    var stamp_type_exit = document.getElementById("new_stamp_type_exit").checked;
    var stamp_transfert = document.getElementById("new_stamp_transfert").checked;
    var stamp_transfer_location = document.getElementById("new_stamp_transfer_location").value;
    var stamp_date = document.getElementById("new_stamp_date").value;
    var stamp_time = document.getElementById("new_stamp_time").value;
    var stamp_note = document.getElementById("new_stamp_note").value;

    $.ajax({
        type: "POST",
        url: "php/stamps/new_stamp.php",
        data: { user_id: user_id, stamp_type_entry: stamp_type_entry, stamp_type_exit: stamp_type_exit, stamp_transfert: stamp_transfert, stamp_transfer_location: stamp_transfer_location, stamp_date: stamp_date, stamp_time: stamp_time, stamp_note: stamp_note },
        success: function (res) {
            if (res === 'error') {
                ErrorAlert("Errore: "+res)
            } else if (res === 'maxStamps') {
                ErrorAlert("Numero massimo di timbrature raggiunto");
            } else {
                SuccessAlert('Timbratura inserita');
                document.getElementById("close_new_stamp").click();
                const date = new Date();
                loadUserCalendar(user_id, 'dayGridMonth', date);
            }
            HidePageLoader();
        }
    });
}

function OpenStampDetails(stamp_id, user_id) {
    document.getElementById("open_stamp_details").click();

    var xmlhttp = new XMLHttpRequest();
    xmlhttp.onreadystatechange = function () {
        if (this.readyState == 4 && this.status == 200) {
            document.querySelector("#stamp_details_content").innerHTML = this.responseText;
        }
    };
    xmlhttp.open("GET", "public/stamps/stamp_details_content.php?stamp_id="+stamp_id+"&user_id="+user_id);
    xmlhttp.send();
}

function changeStampTransfertType() {
    var new_stamp_transfert = document.getElementById("stamp_transfert").checked;

    if(new_stamp_transfert == true) {
        document.getElementById("stamp_transfer_location_container").style.display = "flex";
    } else {
        document.getElementById("stamp_transfer_location_container").style.display = "none";
    }
}

function updateStamp(user_id, stamp_id) {
    ShowPageLoader();
    var stamp_type_entry = document.getElementById("stamp_type_entry").checked;
    var stamp_type_exit = document.getElementById("stamp_type_exit").checked;
    var stamp_transfert = document.getElementById("stamp_transfert").checked;
    var stamp_transfer_location = document.getElementById("stamp_transfer_location").value;
    var stamp_date = document.getElementById("stamp_date").value;
    var stamp_time = document.getElementById("stamp_time").value;
    var stamp_note = document.getElementById("stamp_note").value;

    $.ajax({
        type: "POST",
        url: "php/stamps/update_stamp.php",
        data: { stamp_id: stamp_id, stamp_type_entry: stamp_type_entry, stamp_type_exit: stamp_type_exit, stamp_transfert: stamp_transfert, stamp_date: stamp_date, stamp_time: stamp_time, stamp_note: stamp_note, stamp_transfer_location: stamp_transfer_location },
        success: function (res) {
            if (res === 'error') {
                ErrorAlert("Errore: "+res);
            } else if (res === 'maxStamps') {
                ErrorAlert("Numero massimo di timbrature raggiunto");
            } else {
                SuccessAlert('Timbratura modificata');
                document.getElementById("close_stamp_details").click();
                const date = new Date();
                loadUserCalendar(user_id), 'dayGridMonth',date;
            }
            HidePageLoader();
        }
    });
}

function deleteStamp(user_id, stamp_id, user_type) {
    if(user_type == "Admin") {
        Swal.fire({
            title: "Confermi eliminazione?",
            text: "La timbratura verrà eliminata dal sistema",
            icon: "warning",
            showCancelButton: true,
            confirmButtonColor: "#d33",
            cancelButtonColor: "#3085d6",
            confirmButtonText: "Sì, elimina!",
            cancelButtonText: "Annulla"
        }).then((result) => {
            if (result.isConfirmed) {
                ShowPageLoader();
                $.ajax({
                    type: "POST",
                    url: "php/stamps/delete_stamp.php",
                    data: { stamp_id: stamp_id },
                    success: function (res) {
                        if (res === 'error') {
                            ErrorAlert("Errore: "+res)
                        } else if (res === 'deleted') {
                            SuccessAlert('Timbratura eliminata');
                            const date = new Date();
                            loadUserCalendar(user_id, 'dayGridMonth',date);
                            document.getElementById("close_stamp_details").click();
                        } else if (res === 'requestSent') {
                            SuccessAlert('Richiesta eliminazione inviata');
                            const date = new Date();
                            loadUserCalendar(user_id, 'dayGridMonth',date);
                            document.getElementById("close_stamp_details").click();
                        }
                        HidePageLoader();
                    }
                });
            }
        });
    } else {
        Swal.fire({
            title: "Motivo dell'eliminazione",
            input: "text",
            inputAttributes: {
              autocapitalize: "off"
            },
            showCancelButton: true,
            confirmButtonText: "Invia richiesta",
            confirmButtonColor: "black",
            showLoaderOnConfirm: true
        }).then((result) => {
            if (result.isConfirmed) {
                ShowPageLoader();
                $.ajax({
                    type: "POST",
                    url: "php/stamps/delete_stamp.php",
                    data: { stamp_id: stamp_id, result : result.value },
                    success: function (res) {
                        if (res === 'error') {
                            ErrorAlert("Errore: "+res)
                        } else if (res === 'deleted') {
                            SuccessAlert('Timbratura eliminata');
                            const date = new Date();
                            loadUserCalendar(user_id, 'dayGridMonth',date);
                            document.getElementById("close_stamp_details").click();
                        } else if (res === 'requestSent') {
                            SuccessAlert('Richiesta eliminazione inviata');
                            const date = new Date();
                            loadUserCalendar(user_id, 'dayGridMonth', date);
                            document.getElementById("close_stamp_details").click();
                        }
                        HidePageLoader();
                    }
                });
            }
        });
    }
}

function NewPermission(user_id, start, end) {
    document.getElementById("open_new_permission").click();

    var xmlhttp = new XMLHttpRequest();
    xmlhttp.onreadystatechange = function () {
        if (this.readyState == 4 && this.status == 200) {
            document.querySelector("#new_permission_content").innerHTML = this.responseText;
        }
    };
    xmlhttp.open("GET", "public/permissions/new_permission_content.php?user_id="+user_id+"&startDate="+start+"&endDate="+end);
    xmlhttp.send();
}

function changeFullDay() {
    var full_day = document.getElementById("new_permission_full_day").checked;
    
    if(full_day == true) {
        document.getElementById("new_permission_from_time_container").style.display = 'none';
        document.getElementById("new_permission_to_time_container").style.display = 'none';
    } else {
        document.getElementById("new_permission_from_time_container").style.display = 'flex';
        document.getElementById("new_permission_to_time_container").style.display = 'flex';
    }
}

function CreateNewPermission(user_id) {
    var permission_justification = document.getElementById("new_permission_justification").value;
    var permission_full_day = document.getElementById("new_permission_full_day").checked;
    var permission_start_date = document.getElementById("new_permission_start_date").value;
    var permission_end_date = document.getElementById("new_permission_end_date").value;
    var permission_start_time = document.getElementById("new_permission_start_time").value;
    var permission_end_time = document.getElementById("new_permission_end_time").value;
    var permission_note = document.getElementById("new_permission_note").value;

    if(permission_justification == "") {
        ErrorAlert("Giustificativo è obbligatorio");
        exit;
    }
    ShowPageLoader();

    $.ajax({
        type: "POST",
        url: "php/permissions/new_permission.php",
        data: { user_id: user_id, permission_justification: permission_justification, permission_full_day: permission_full_day, permission_start_date: permission_start_date, permission_end_date: permission_end_date, permission_start_time: permission_start_time, permission_end_time: permission_end_time, permission_note: permission_note },
        success: function (res) {
            if (res === 'error') {
                ErrorAlert("Errore: "+res)
            } else {
                SuccessAlert('Permesso inserito');
                document.getElementById("close_new_permission").click();
                const date = new Date();
                loadUserCalendar(user_id, 'dayGridMonth', date);
            }
            HidePageLoader();
        }
    });
}

function OpenPermissionDetails(permission_id, user_id) {
    document.getElementById("open_permission_details").click();

    var xmlhttp = new XMLHttpRequest();
    xmlhttp.onreadystatechange = function () {
        if (this.readyState == 4 && this.status == 200) {
            document.querySelector("#permission_details_content").innerHTML = this.responseText;
        }
    };
    xmlhttp.open("GET", "public/permissions/permission_details_content.php?permission_id="+permission_id+"&user_id="+user_id);
    xmlhttp.send();
}

function changeFullDayEdit() {
    var full_day = document.getElementById("permission_full_day").checked;
    
    if(full_day == true) {
        document.getElementById("permission_from_time_container").style.display = 'none';
        document.getElementById("permission_to_time_container").style.display = 'none';
    } else {
        document.getElementById("permission_from_time_container").style.display = 'flex';
        document.getElementById("permission_to_time_container").style.display = 'flex';
    }
}

function updatePermission(user_id, permission_id) {
    ShowPageLoader();
    var permission_justification = document.getElementById("permission_justification").value;
    var permission_full_day = document.getElementById("permission_full_day").checked;
    var permission_start_date = document.getElementById("permission_start_date").value;
    var permission_end_date = document.getElementById("permission_end_date").value;
    var permission_start_time = document.getElementById("permission_start_time").value;
    var permission_end_time = document.getElementById("permission_end_time").value;
    var permission_note = document.getElementById("permission_note").value;

    $.ajax({
        type: "POST",
        url: "php/permissions/update_permission.php",
        data: { permission_id: permission_id, permission_justification: permission_justification, permission_full_day: permission_full_day, permission_start_date: permission_start_date, permission_end_date: permission_end_date, permission_start_time: permission_start_time, permission_end_time: permission_end_time, permission_note: permission_note },
        success: function (res) {
            if (res === 'error') {
                ErrorAlert("Errore: "+res);
            } else {
                SuccessAlert('Permesso modificato');
                const date = new Date();
                loadUserCalendar(user_id, 'dayGridMonth', date);
                document.getElementById("close_permission_details").click();
            }
            HidePageLoader();
        }
    });
}

function deletePermission(user_id, permission_id) {
    Swal.fire({
        title: "Confermi eliminazione?",
        text: "Il permesso verrà eliminato dal sistema",
        icon: "warning",
        showCancelButton: true,
        confirmButtonColor: "#d33",
        cancelButtonColor: "#3085d6",
        confirmButtonText: "Sì, elimina!",
        cancelButtonText: "Annulla"
    }).then((result) => {
        if (result.isConfirmed) {
            ShowPageLoader();
            $.ajax({
                type: "POST",
                url: "php/permissions/delete_permission.php",
                data: { permission_id: permission_id },
                success: function (res) {
                    if (res === 'error') {
                        ErrorAlert("Errore: "+res)
                    } else {
                        SuccessAlert('Permesso eliminato');
                        const date = new Date();
                        loadUserCalendar(user_id, 'dayGridMonth', date);
                        document.getElementById("close_permission_details").click();
                    }
                    HidePageLoader();
                }
            });
        }
    });
}

function OpenErrorDetails(error_id, user_id) {
    document.getElementById("open_error_details").click();

    var xmlhttp = new XMLHttpRequest();
    xmlhttp.onreadystatechange = function () {
        if (this.readyState == 4 && this.status == 200) {
            document.querySelector("#error_details_content").innerHTML = this.responseText;
        }
    };
    xmlhttp.open("GET", "public/situation/error_details_content.php?error_id="+error_id+"&user_id="+user_id);
    xmlhttp.send();
}

function resolveProblem(problem_id, user_id) {
    $.ajax({
        type: "POST",
        url: "php/situation/resolve_problem.php",
        data: { problem_id: problem_id },
        success: function (res) {
            if (res === 'error') {
                ErrorAlert("Errore: "+res)
            } else {
                SuccessAlert('Problema risolto');
                LoadUsersList();
                const date = new Date();
                UserCalendar(user_id, 'dayGridMonth', date);
                UserProblemsList(user_id,'', '');
            }
            HidePageLoader();
        }
    });
}