$(document).ready(async () => {
    console.log("Loading stored notifications...");
    await loadStoredToasts();
    console.log("Showing stored notifications...");
    await showStoredToasts();
});

/**
 * Gets all toasts stored in local storage
 * 
 * @returns {Object} Object of toasts in storage
 */
function getStoredToasts() {
    if (localStorage.getItem("toasts")) {
        const storedToasts = JSON.parse(localStorage.getItem("toasts"));
        console.log("LOADED STORED TOASTS: ", storedToasts);
        navbarUpdateNotificationBellCount(storedToasts);
        return storedToasts;
    }
    else return false
}

/**
 * Adds a toast to storage, will not allow duplicates
 * 
 * @param {Date} time The date object from when the toast was created
 * @param {*} message The message of the toast
 */
function addToastToStorage(time, message) {
    var toasts = [{ 'time': time, 'message': message }]
    var storedToasts = getStoredToasts();
    console.log("Adding new notification to storage: ", toasts);
    if (storedToasts) {
        toasts = toasts.concat(storedToasts);
        console.log("Combined new and stored notifications: ", toasts);
        toasts = toasts.filter((value, index, self) =>
            index === self.findIndex((t) => (
                t.time === value.time && t.message === value.message
            ))
        )
    }
    console.log("Deduped stored notifications: ", toasts);
    localStorage.setItem("toasts", JSON.stringify(toasts));
    navbarUpdateNotificationBellCount(toasts);
}

/**
 * Removes a toast from the local storage
 * 
 * @param {Date} time The date object from when the toast was created
 * @param {*} message The message of the toast
 */
function removeToastFromStorage(time, message) {
    const toastToRemove = { 'time': time, 'message': message }
    console.log("Toast to remove: ", toastToRemove);
    var toasts = getStoredToasts();
    console.log("Stored toasts: ", toasts);
    if (toasts.indexOf(toastToRemove)) toasts.splice(toasts.indexOf(toastToRemove) - 1, 1)
    console.log("Toasts with selected toast removed: ", toasts);
    localStorage.setItem("toasts", JSON.stringify(toasts));
    navbarUpdateNotificationBellCount(toasts);
}

/**
 * Shows all stored toasts
 */
function showStoredToasts() {
    const storedToasts = getStoredToasts();
    if (!storedToasts) return
    console.log("Loaded stored notifications to show: ", storedToasts);
    for (const toast of storedToasts) {
        const toastId = `${toast.time}-toast`;
        console.log("Showing stored toast: ", toast, toastId);
        const toastElement = bootstrap.Toast.getOrCreateInstance(document.getElementById(toastId));
        toastElement.show();
    }
}

/**
 * Loads all toasts stored in the local storage into the DOM of the webpage
 */
function loadStoredToasts() {
    const storedToasts = getStoredToasts();
    if (!storedToasts) return
    console.log("Loaded stored notifications: ", storedToasts);
    for (const toast of storedToasts) {
        createToast(toast.message, { time: toast.time })
    }
}

/**
 * Will update the count of notifications on the bell icon in the navbar
 * 
 * @param {Array} storedToasts An array of stored toasts to be counted and updated in the navbar
 */
function navbarUpdateNotificationBellCount(storedToasts) {
    const notificationBellIcon = document.getElementById("navbar-notification-bell");
    var notificationBellCount = document.getElementById("notification-bell-icon-count");
    if (!notificationBellCount) {
        notificationBellCount = document.createElement('span');
        notificationBellCount.id = "notification-bell-icon-count";
        notificationBellCount.classList.add('badge');
        notificationBellCount.classList.add('text-bg-secondary');
        notificationBellCount.appendChild(document.createTextNode(storedToasts.length));
    }
    else notificationBellCount.innerHTML = storedToasts.length;

    notificationBellIcon.appendChild(notificationBellCount);
}

/**
 * Remove a frequency input from the DOM
 * 
 * @param {string} system The system name to add the frequency to
 * @param {string} inputId [OPTIONAL] The ID of input, this can be anything unique to this input. If this is not provided the number of frequencies will be used as the ID
 */
function addFrequencyInput(system, inputId = null) {
    if (!inputId) inputId = $(`[id^="${system}_systemFreqRow_"]`).length;
    // Create new input
    var icon = document.createElement('i');
    icon.classList.add('bi');
    icon.classList.add('bi-x-circle');
    icon.classList.add('text-black');

    var remove = document.createElement('a');
    remove.classList.add('align-middle');
    remove.classList.add('float-left');
    remove.href = '#'
    remove.onclick = () => { removeFrequencyInput(`${system}_systemFreqRow_${inputId}`) }
    remove.appendChild(icon);

    var childColRemoveIcon = document.createElement('div');
    childColRemoveIcon.classList.add('col-2');
    childColRemoveIcon.appendChild(remove);

    var input = document.createElement('input');
    input.classList.add('form-control');
    input.id = `${system}_systemFreq_${inputId}`;
    input.type = 'text';

    var childColInput = document.createElement('div');
    childColInput.classList.add('col-10');
    childColInput.appendChild(input);

    var childRow = document.createElement('div');
    childRow.classList.add("row");
    childRow.classList.add("px-1");
    childRow.appendChild(childColInput);
    childRow.appendChild(childColRemoveIcon);

    var colParent = document.createElement('div');
    colParent.classList.add("col-md-6");
    colParent.classList.add("mb-1");
    colParent.id = `${system}_systemFreqRow_${inputId}`
    colParent.appendChild(childRow);

    document.getElementById(`frequencyRow_${system.replaceAll(" ", "_")}`).appendChild(colParent);
}

/**
 * Add a toast element to the DOM
 * 
 * @param {*} notificationMessage The message of the notification 
 * @param {Date} param1.time The date object for when the toast was created, blank if creating new
 * @param {boolean} param1.showNow Show the toast now or just store it
 * @returns 
 */
function createToast(notificationMessage, { time = undefined, showNow = false } = {}) {
    if (!time) time = new Date(Date.now());
    else time = new Date(Date.parse(time));
    const toastTitle = document.createElement('strong');
    toastTitle.classList.add('me-auto');
    toastTitle.appendChild(document.createTextNode("Server Notification"));

    const toastTime = document.createElement('small');
    toastTime.appendChild(document.createTextNode(time.toLocaleString()));

    const toastClose = document.createElement('button');
    toastClose.type = 'button';
    toastClose.classList.add('btn-close');
    toastClose.ariaLabel = 'Close';
    toastClose.setAttribute('data-bs-dismiss', 'toast');
    toastClose.onclick = () => { removeToastFromStorage(time.toISOString(), notificationMessage); };

    const toastHeader = document.createElement('div');
    toastHeader.classList.add('toast-header');
    toastHeader.appendChild(toastTitle);
    toastHeader.appendChild(toastTime);
    toastHeader.appendChild(toastClose);

    const toastMessage = document.createElement('p');
    toastMessage.classList.add("px-2");
    toastMessage.appendChild(document.createTextNode(notificationMessage));

    const toastBody = document.createElement('div');
    toastBody.classList.add('toast-body');
    toastBody.appendChild(toastMessage);

    const wrapperDiv = document.createElement('div');
    wrapperDiv.classList.add('toast');
    //wrapperDiv.classList.add('position-fixed');
    wrapperDiv.id = `${time.toISOString()}-toast`;
    wrapperDiv.role = 'alert';
    wrapperDiv.ariaLive = 'assertive';
    wrapperDiv.ariaAtomic = true;
    wrapperDiv.setAttribute('data-bs-delay', "7500");
    wrapperDiv.setAttribute('data-bs-animation', true);
    wrapperDiv.appendChild(toastHeader);
    wrapperDiv.appendChild(toastMessage);

    document.getElementById("toastZone").appendChild(wrapperDiv);
    addToastToStorage(time.toISOString(), notificationMessage);
    if (showNow) {
        const toastElement = bootstrap.Toast.getOrCreateInstance(document.getElementById(`${time.toISOString()}-toast`));
        toastElement.show();
    }

    return;
}

function sendNodeHeartbeat(nodeId) {
    const Http = new XMLHttpRequest();
    const url = '/nodes/nodeCheckIn/' + nodeId;
    Http.open("GET", url);
    Http.send();

    Http.onloadend = (e) => {
        console.log(Http.responseText)
        createToast(Http.responseText, { showNow: true });
    }
}

function joinServer() {
    const preset = document.getElementById("selectRadioPreset").value;
    const nodeId = document.getElementById("nodeId").value;
    const clientId = document.getElementById("inputDiscordClientId").value;
    const channelId = document.getElementById("inputDiscordChannelId").value;

    const reqBody = {
        'preset': preset,
        'nodeId': nodeId,
        'clientId': clientId,
        'channelId': channelId
    };

    console.log(reqBody);

    const Http = new XMLHttpRequest();
    const url = '/admin/join';
    Http.open("POST", url);
    Http.setRequestHeader("Content-Type", "application/json");
    Http.send(JSON.stringify(reqBody));

    Http.onloadend = (e) => {
        const responseObject = JSON.parse(Http.responseText)
        console.log(Http.status);
        console.log(responseObject);
        createToast(`${responseObject.name} will join shortly`, { showNow: true });
        location.reload();
    }
}

function leaveServer() {
    const nodeId = document.getElementById("nodeId").value;
    const reqBody = {
        'nodeId': nodeId
    };

    const Http = new XMLHttpRequest();
    const url = '/admin/leave';
    Http.open("POST", url);
    Http.setRequestHeader("Content-Type", "application/json");
    Http.send(JSON.stringify(reqBody));

    Http.onloadend = (e) => {
        const responseObject = JSON.parse(Http.responseText)
        console.log(Http.status);
        console.log(responseObject);
        createToast(`${responseObject} is leaving`, { showNow: true });
    }
}

function saveNodeDetails() {
    const nodeId = document.getElementById("nodeId").value;
    const nodeName = document.getElementById("inputNodeName").value;
    const nodeIp = document.getElementById("inputNodeIp").value;
    const nodePort = document.getElementById("inputOrgName").value;
    const nodeLocation = document.getElementById("inputNodeLocation").value;

    const reqBody = {
        'id': nodeId,
        'name': nodeName,
        'ip': nodeIp,
        'port': nodePort,
        'location': nodeLocation
    }

    console.log("Request Body: ", reqBody);

    const Http = new XMLHttpRequest();
    const url = '/nodes/' + nodeId;
    Http.open("PUT", url);
    Http.setRequestHeader("Content-Type", "application/json");
    Http.send(JSON.stringify(reqBody));

    Http.onloadend = (e) => {
        const responseObject = JSON.parse(Http.responseText);
        console.log(Http.status);
        console.log(responseObject);
        createToast(`Node Updated!`);
        location.reload();
    }
}

function addNewSystem() {
    const nodeId = document.getElementById("nodeId").value;
    const systemName = document.getElementById(`New System_systemName`).value;
    const systemMode = document.getElementById(`New System_systemMode`).value;
    const inputSystemFreqs = $(`[id^="New System_systemFreq_"]`);
    let systemFreqs = [];
    for (const inputFreq of inputSystemFreqs) {
        systemFreqs.push(inputFreq.value);
    }

    const reqBody = {
        'systemName': systemName,
        'mode': systemMode,
        'frequencies': systemFreqs
    }

    console.log("Request Body: ", reqBody);
    const Http = new XMLHttpRequest();
    const url = '/nodes/' + nodeId + "/systems";
    Http.open("POST", url);
    Http.setRequestHeader("Content-Type", "application/json");
    Http.send(JSON.stringify(reqBody));

    Http.onloadend = (e) => {
        const responseObject = Http.responseText
        console.log(Http.status);
        console.log(responseObject);
        createToast(`${systemName} Added!`);
        location.reload();
    }
}

function updateSystem(systemName) {
    const nodeId = document.getElementById("nodeId").value;
    const systemMode = document.getElementById(`${systemName}_systemMode`).value;
    const inputSystemFreqs = $(`[id^="${systemName}_systemFreq_"]`);
    let systemFreqs = [];
    for (const inputFreq of inputSystemFreqs) {
        systemFreqs.push(inputFreq.value);
    }

    const reqBody = {
        'systemName': systemName,
        'mode': systemMode,
        'frequencies': systemFreqs
    }

    console.log("Request Body: ", reqBody);
    const Http = new XMLHttpRequest();
    const url = '/nodes/' + nodeId + "/systems";
    Http.open("PUT", url);
    Http.setRequestHeader("Content-Type", "application/json");
    Http.send(JSON.stringify(reqBody));

    Http.onloadend = (e) => {
        const responseObject = Http.responseText;
        console.log(Http.status);
        console.log(responseObject);
        createToast(`${systemName} Updated!`);
        location.reload();
    }
}

function removeSystem(systemName) {
    const nodeId = document.getElementById("nodeId").value;

    const reqBody = {
        'systemName': systemName,
    }

    console.log("Request Body: ", reqBody);
    const Http = new XMLHttpRequest();
    const url = '/nodes/' + nodeId + "/systems";
    Http.open("DELETE", url);
    Http.setRequestHeader("Content-Type", "application/json");
    Http.send(JSON.stringify(reqBody));
    Http.onloadend = (e) => {
        const responseObject = Http.responseText;
        console.log(Http.status);
        console.log(responseObject);
        createToast(`${systemName} Removed!`);
        location.reload();
    }
}

function requestNodeUpdate() {

}

function removeFrequencyInput(elementId) {
    const element = document.getElementById(elementId);
    element.remove();
}