const Endpoint = '/scopes/status';
const macs = new Map();
const Interval = 1000;
let updateTimeoutId = null;

async function show_client_mac(pill_id) {
    const pill = $('#' +pill_id);

    if (!pill.length) {
        return
    }

    const ip =  $('[name="ip"]', pill).html()

    if (!macs.get(ip)) {
        const resp = await fetch('/client/mac?ip=' + ip);
        const resp_mac = await resp.json();
        macs.set(ip, resp_mac)
    }

    const mac = macs.get(ip)
    pill.append('<div name="mac">' + mac + '</div>');
}

function showSelectedClient(client_checkbox) {
    const container = $('#selected-clients');
    const pill_id = 'pill-' + client_checkbox.name.replaceAll(/[. ()]/g, '_');
    const client_name = client_checkbox.name.replaceAll(/_\d+$/g, '');

    if (client_name === 'scope-room' || client_name === 'scope-center' || client_name === 'folder' || client_name === 'scope-server') {
        return;
    }
    if (client_checkbox.checked) {
        if (!($('#' + pill_id).length)) {
            $(container).append('<div class="badge badge-pill og-pill badge-light" ' +
                                'id="'+ pill_id + '">' +
                                '<div name="name">' + client_name + '</div>' +
                                '<div name="ip">' + client_checkbox.value + '</div>'+
                                '</div>');

            show_client_mac(pill_id);
        }
        return;
    }

    $('#' + pill_id, container).remove();
}

function showSelectedClientsOnEvents() {
    const checkboxes = $('input:checkbox[form|="scopesForm"]');

    checkboxes.on('change show-client', function () {
        showSelectedClient(this);
    });
}

function storeCheckboxStatus(checkbox, context) {
        if (checkbox.checked)
            localStorage.setItem(context + checkbox.id, "check");
        else
            localStorage.removeItem(context + checkbox.id);
}

function findParentCheckboxes(element) {
    const $element = $(element);
    const parents = $element.parentsUntil('#scopes').not('ul');

    const checkboxes = parents
        .map(function() {
            return $(this).children('input[type="checkbox"][form="scopesForm"]').toArray();
        })
        .get()
        .flat();
    return $(checkboxes).not($element);;
}

function setParentStatus(checkboxes) {
    checkboxes.each(function() {
        const checkboxChildren = $(this).parent().find('input:checkbox[form="scopesForm"]').not(this);

        if (checkboxChildren.length == 0) return;

        const unCheckedChildren = checkboxChildren.filter(":not(:checked)");

        this.indeterminate =
          unCheckedChildren.length > 0 &&
          unCheckedChildren.length < checkboxChildren.length;
        this.checked = unCheckedChildren.length === 0;
    });
}

function configureCommandCheckboxes(context) {
    const checkboxes = $('input:checkbox[form="scopesForm"]');

    // Ensure the form fields are sent
    $('#scopesForm').on('submit', function() {
        checkboxes.each(function() {
            if (this.indeterminate) {
                this.checked = true;
                this.disabled = false;
            }
        });
    });

    // disable checkboxes outside of scope-room branches
    $(window).on('pageshow', function(event) {
        const enabledCheckboxes = checkboxes.filter('[name="scope-room"]').parent().find('input:checkbox[form="scopesForm"]');
        checkboxes.not(enabledCheckboxes).prop('disabled', true);
        setParentStatus(checkboxes)
    });

    checkboxes.on('change', function () {
        const checked = this.checked;
        const childrenCheckboxes = $('input:checkbox[form|="scopesForm"]', this.parentNode);

        // Uncheck all other checkboxes outside of the actual room branch
        if (checked) {
            const roomBranch = findParentCheckboxes(this).add(childrenCheckboxes)
                .filter('[name="scope-room"]')
                .parent().find('input:checkbox[form="scopesForm"]');
            checkboxes.not(roomBranch).each(function () {
                this.checked = false;
                this.indeterminate = false;
            });
        }

        childrenCheckboxes.each(function () {
            this.checked = checked;
        });

        setParentStatus(checkboxes);

        checkboxes.each(function() {
            showSelectedClient(this);
            storeCheckboxStatus(this, context);
        });
    });
}

function keepSelectedClients(context) {
    const checkboxes = $('input:checkbox[form|="scopesForm"]')

    checkboxes.on('change', function (event) {
            storeCheckboxStatus(this, context);
    });

    checkboxes.each(function () {
        if (localStorage.getItem(context + this.id) == 'check') {
            this.checked = true;
            $(this).trigger('show-client');
        }
    });
}

function keepImagesTreeState() {
    const images_tree = $('#servers .collapse')
    images_tree.on('hidden.bs.collapse', function (event) {
        event.stopPropagation();
        localStorage.removeItem(this.id);
    });
    images_tree.on('shown.bs.collapse', function (event) {
        event.stopPropagation();
        localStorage.setItem(this.id, 'show');
    });

    images_tree.each(function () {
        if (localStorage.getItem(this.id) == 'show') {
            $(this).collapse('show');
        } else {
            $(this).siblings('a').addClass('collapsed');
        }
    });
}

function keepReposTreeState() {
    const repos_tree = $('#repos-list .collapse')

    repos_tree.on('hidden.bs.collapse', function (event) {
        event.stopPropagation();
        localStorage.removeItem(this.id);
    });
    repos_tree.on('shown.bs.collapse', function (event) {
        event.stopPropagation();
        localStorage.setItem(this.id, 'show');
    });

    repos_tree.each(function () {
        if (localStorage.getItem(this.id) == 'show') {
            $(this).collapse('show');
        }
    });
}

function keepScopesTreeState() {
    const scopes_tree = $('#scopes .collapse')

    scopes_tree.on('hidden.bs.collapse', function (event) {
        event.stopPropagation();
        localStorage.removeItem(this.id);
    });
    scopes_tree.on('shown.bs.collapse', function (event) {
        event.stopPropagation();
        localStorage.setItem(this.id, 'show');
    });

    scopes_tree.each(function () {
        if (localStorage.getItem(this.id) == 'show') {
            $(this).collapse('show');
        } else {
            $(this).siblings('a').addClass('collapsed');
        }
    });
}

function updateScopeState() {
    if (updateTimeoutId) {
        clearTimeout(updateTimeoutId);
    }

    updateTimeoutId = setTimeout(() => {
        updateTimeoutId = null;
        fetch(Endpoint)
            .then(response => response.json())
            .then((data) => {
                updateScopes(data.scope);
            })
            .catch((error) => { console.error(error); })
            .finally(() => {
                updateScopeState();
            });
    }, Interval);
}

function updatePillStatus(scope, pill) {
    const state = scope.state
    let link = scope.link
    let units = 'Mb/s'
    const pillCls = ['badge-danger', 'badge-success', 'badge-warning',
                     'badge-wol', 'badge-light', 'badge-linux', 'badge-windows'];
    pill.classList.remove(...pillCls);
    if (state === 'OPG') {
        pill.classList.add('badge-warning');
    } else if (state === 'LNX') {
        pill.classList.add('badge-linux');
    } else if (state === 'LNXS') {
        pill.classList.add('badge-linux');
    } else if (state === 'WIN') {
        pill.classList.add('badge-windows');
    } else if (state === 'WINS') {
        pill.classList.add('badge-windows');
    } else if (state === 'BSY') {
        pill.classList.add('badge-danger');
    } else if (state === 'VDI') {
        pill.classList.add('badge-success');
    } else if (state === 'WOL_SENT') {
        pill.classList.add('badge-wol');
    } else {
        pill.classList.add('badge-light');
    }

    $('[name="link"]', pill).remove()
    if (link) {
        let linkClasses = 'class="badge-danger badge-pill"';
        if (link >= 1000) {
            link = link / 1000
            units = 'Gb/s'
            linkClasses = '';
        }
        $(pill).append('<div name="link"><b ' + linkClasses + '>' + link + ' ' + units + '</b></div>');
    }
}

function updateScopes(scopes) {
    let hasLiveChildren = false;

    scopes.forEach((scope) => {
        const scopeName = `${scope.name}`.replaceAll(/[.]|[ ]/g, '_');
        if (scope.state) {
            const scopeId = `${scopeName}_${scope.id}`;
            const iconEl = document.querySelector(`#${scopeId} .nav-icon`);
            const iconCls = ['fas', 'far', 'fa-circle', 'fa-check-circle',
                             'fa-times-circle', 'fa-user-circle', 'text-danger',
                             'text-success', 'text-warning', 'text-wol',
                             'text-linux', 'text-windows'];
            iconEl.classList.remove(...iconCls);
            let newIconCls = [];
            if (scope.state === 'OPG') {
                hasLiveChildren = true;
                newIconCls.push('fas', 'text-warning');
                if (scope.last_cmd.result === 'failure')
                    newIconCls.push('fa-times-circle');
                else
                    newIconCls.push('fa-circle');
            } else if (scope.state === 'LNX') {
                newIconCls.push('fas', 'fa-circle', 'text-linux');
            } else if (scope.state === 'LNXS') {
                newIconCls.push('fas', 'fa-user-circle', 'text-linux');
            } else if (scope.state === 'WIN') {
                newIconCls.push('fas', 'fa-circle', 'text-windows');
            } else if (scope.state === 'WINS') {
                newIconCls.push('fas', 'fa-user-circle', 'text-windows');
            } else if (scope.state === 'BSY') {
                hasLiveChildren = true;
                newIconCls.push('fas', 'fa-circle', 'text-danger');
            } else if (scope.state === 'VDI') {
                newIconCls.push('fas', 'fa-circle', 'text-success');
            } else if (scope.state === 'WOL_SENT') {
                newIconCls.push('fas', 'fa-circle', 'text-wol');
            } else {
                newIconCls.push('far', 'fa-circle');
            }
            iconEl.classList.add(...newIconCls);

            const pillScopeId = `pill-${scopeId}`;
            const pillEl = document.querySelector(`#${pillScopeId}`);
            if (pillEl)
                updatePillStatus(scope, pillEl);
        }
        if (scope.scope) {
            // This is a level so we should update all childs
            let hasLocalLiveChildren = updateScopes(scope.scope);
            if (hasLocalLiveChildren) {
                hasLiveChildren = true;
            }

            const disclosureWidgetId = scope.id ?
                `${scope.type}-${scope.id}` : `${scope.type}-${scopeName}`;
            const disclosureWidget = document.querySelector(`#${disclosureWidgetId}`);

            disclosureWidget.classList.remove('live-report');

            if (hasLocalLiveChildren) {
                disclosureWidget.classList.add('live-report');
            }
        }
    });
    return hasLiveChildren;
}

function unfoldAll() {
    $('#scopes .collapse').collapse('show');
}

function AddPartition(evt) {
    const target = $($(evt).data("target"));
    const oldrow = target.find("[data-toggle=fieldset-entry]:last");
    const row = oldrow.clone(true, true);
    const elem_id = row.find(".form-control")[0].id;
    const elem_num = parseInt(elem_id.replace(/(.*)-(\d{1,4})/m, '$2')) + 1;
    // Increment WTForms unique identifiers
    row.find('.form-control').each(function() {
        const id = $(this).attr('id').replace(/(.*)-(\d{1,4})-(.*)/, `$1-${elem_num}-$3`);
        $(this).attr('name', id).attr('id', id).val('').removeAttr("checked");
    });
    let part_field = row.find('td').filter(':first')[0];
    part_field.innerText = elem_num + 1;
    row.show();
    oldrow.after(row);
}

function RemovePartition(evt) {
    const target = $(evt).parent().parent();
    const table = target.parent();

    if (table[0].children.length > 1) {
        target.remove();
        // Reassign rows ids
        table.find('tr').each(function(index) {
            function update_references() {
                const id = $(this).attr('id').replace(/(.*)-(\d{1,4})-(.*)/, `$1-${index}-$3`);
                $(this).attr('name', id).attr('id', id);
            }

            let part_field = $(this).find('td').filter(':first')[0];
            part_field.innerText = index + 1;
            $(this).find('input').filter(':first').each(update_references);
            $(this).find('.form-control').each(update_references);
        });
    } else {
        table.find('tr').each(function(index) {
            $(this).find('.form-control').each(function() {
                $(this).val('').removeAttr("checked");
            });
        });
    }
}

function checkImageServer() {
    const images = $('input:checkbox[form|="imagesForm"][name!="image-server"]')

    images.on('change', function() {
        const selectedServer = $('#' + $.escapeSelector(this.dataset.server));
        const serversSelector = 'input:checkbox[name|="image-server"]';
        const nonSelectedServers = $(serversSelector).not(selectedServer);

        selectedServer.prop('checked', true);

        nonSelectedServers.each(function() {
            $(this).prop('checked', false);
            const checkboxes = $('input:checkbox[data-server|="' + this.id + '"]');
            checkboxes.prop('checked', false);
        });
    });
}

function checkRepoServer() {
    const repos = $('input:checkbox[form|="reposForm"][name!="repos-server"]')
    repos.on('change', function() {
        const selectedServer = $('#' + $.escapeSelector(this.dataset.server));
        const serversSelector = 'input:checkbox[name|="repos-server"]';
        const nonSelectedServers = $(serversSelector).not(selectedServer);

        selectedServer.prop('checked', true);

        nonSelectedServers.each(function() {
            $(this).prop('checked', false);
            const checkboxes = $('input:checkbox[data-server|="' + this.id + '"]');
            checkboxes.prop('checked', false);
        });
    });
}

function checkFolderParent(context) {
    const folder = $('input:checkbox[form|="scopesForm"][name="folder"]')
    folder.on('change', function() {
        const folder_parent = $('#' + $.escapeSelector(this.dataset.parentInput));
        folder_parent.prop('checked', this.checked);
        storeCheckboxStatus(folder_parent.get(0), context);
    });
}

function limitCheckboxes(context) {
    const checkboxes = $('input:checkbox[form|="scopesForm"]');

    checkboxes.on('change', function () {
        const currentCheckbox = $(this);
        const currentParentRoom = currentCheckbox.attr('data-parent-room');

        checkboxes.each(function () {
            const checkbox = $(this);
            const checkboxParentRoom = checkbox.attr('data-parent-room');

            if (currentCheckbox.is(checkbox)) {
                return;
            }
            const isSibling = currentParentRoom && checkboxParentRoom && checkboxParentRoom === currentParentRoom;
            if (!isSibling) {
                checkbox.prop('checked', false);
            }
        });

        checkScopeServer();

        checkboxes.each(function() {
            storeCheckboxStatus(this, context);
            showSelectedClient(this);
        });
    });
}

function checkScopeServer() {
    const servers = $('input:checkbox[form|="scopesForm"][name="scope-server"]');
    servers.each(function() {
        const checkbox = this;
        const checkboxChildren = $('input:checkbox', this.parentNode).not(this);
        if (checkboxChildren.length == 0) return;

        const checkedChildren = checkboxChildren.filter(":checked");
        checkbox.checked = checkedChildren.length > 0;
    });
}