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							<!-- COPYRIGHT (C) AMY <RAIN@SKULD.NETWORK> & IDK THIS IS MOSTLY WRITTEN WITH COPILOT LOL -->
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Chatroom</title>
    <style>

:root {
    --col-1: #2f3136;
    --col-2: #36393f;
    --col-3: #40444b;
    --col-accent: #7289da;
    --col-text-1: rgb(200, 200, 200);
    --col-text-2: white;
}

/* SCROLLBARS */
/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--col-3) var(--col-1);
}

/* WebKit browsers */
*::-webkit-scrollbar {
    width: 0.75em;
    height: 0.75em;
}

*::-webkit-scrollbar-track {
    background: var(--col-1);
}

*::-webkit-scrollbar-thumb {
    background-color: var(--col-3);
    border-radius: 0.5em;
    border: 0.15em solid var(--col-1);
}

*::-webkit-scrollbar-thumb:hover {
    background-color: var(--col-accent);
}

/* MAIN */

html {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1rem;
    background-color: var(--col-1);
}

body {
    background-color: var(--col-1);
    color: var(--col-text-1);

    height: 100vh;
    margin: 0;
    padding: 0;
}

.panel-host {
    display: flex;
    width: 100%;
    height: 100%;
}

.panel {
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    padding: 1em;

    background-color: var(--col-1);

    border-style: solid;
    border-collapse: collapse;
    border-color: var(--col-3);
    border-width: 0 0.1em 0 0;
}

#user-list,
#channel-list {
    flex-shrink: 0;
    flex-grow: 1;
    min-width: 15%;
    max-width: 15%;
    width: 15%;
}

#chat-area {
    flex-grow: 5;
    display: flex;
    flex-direction: column;
}

#channels,
#users,
#messages {
    flex-shrink: 0;
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

#messages {
    flex-direction: column-reverse;
}

h2 {
    margin: 0 0 1em 0;
}

button {
    background-color: var(--col-accent);
    color: var(--col-text-2);

    border: none;
    border-radius: 0.3em;
    padding: 0.5em;

    font-size: inherit;

    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
}

button:disabled {
    background-color: var(--col-3);
    color: var(--col-text-1);
    cursor: not-allowed;
}

#textentry {
    display: flex;
    align-items: center;
}

#textentry input {
    font-size: inherit;
    width: 100%;
    padding: 0.5em;
    margin-right: 0.5em;
    border: none;
    border-radius: 0.3em;

    background-color: var(--col-3);
    color: var(--col-text-1);
}

.icon-button {
    width: 2em;
    height: 2em;
    margin-right: 0.5em;
    padding: 1em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
}

.settings-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.settings-modal {
    width: min(26em, calc(100vw - 2em));
    background: var(--col-2);
    border: 0.1em solid var(--col-3);
    border-radius: 0.5em;
    padding: 1em;
    box-sizing: border-box;
}

.settings-modal h3 {
    margin: 0 0 0.8em 0;
    color: var(--col-text-2);
}

.settings-field {
    margin-bottom: 0.75em;
}

.settings-field label {
    display: block;
    margin-bottom: 0.3em;
}

.settings-field input {
    width: 100%;
    box-sizing: border-box;
    font-size: inherit;
    padding: 0.5em;
    border: none;
    border-radius: 0.3em;
    background-color: var(--col-3);
    color: var(--col-text-1);
}

.settings-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5em;
    margin-top: 1em;
}

.user-item,
.message-item {
    margin-bottom: 0.5em;
}

.channel-item {
    cursor: pointer;
    padding: 0.25em 0.5em;
    border-radius: 0.3em;
    margin-bottom: 0.2em;
}

.channel-item:hover {
    background-color: var(--col-3);
}

.channel-item.active {
    background-color: var(--col-accent);
    color: var(--col-text-2);
}

    </style>
</head>

<body>
    <div class="panel-host" style="flex-direction: column;">
        <!-- <div class="panel-host">
            <div class="panel">
                <button onclick=switchTheme()>Appearance</button>
            </div>
        </div> -->
        <div class="panel-host">

            <div class="panel" id="channel-list">
                <h2>Channels</h2>
                <div id="channels">
                    <!-- Add channel list here -->
                </div>
                <div id="channel-create" style="margin-top: auto; padding-top: 0.5em;">
                    <input id="channel-input" type="text" placeholder="New channel name" style="font-size: inherit; width: 100%; padding: 0.5em; margin-bottom: 0.4em; border: none; border-radius: 0.3em; background-color: var(--col-3); color: var(--col-text-1); box-sizing: border-box;">
                    <button style="width: 100%;" onclick="createChannel()">+ Create Channel</button>
                </div>
            </div>

            <div class="panel" id="user-list">
                <h2>Users</h2>
                <div id="users">
                    <!-- Add user list here -->
                </div>
                <div id="username-set" style="margin-top: auto; padding-top: 0.5em;">
                    <input id="username-input" type="text" placeholder="Set username" style="font-size: inherit; width: 100%; padding: 0.5em; margin-bottom: 0.4em; border: none; border-radius: 0.3em; background-color: var(--col-3); color: var(--col-text-1); box-sizing: border-box;">
                    <button style="width: 100%;" onclick="setUsername()">Set Username</button>
                </div>
            </div>

            <div class="panel" id="chat-area">
                <h2>Messages</h2>
                <div id="messages">
                    <!-- Add messages here -->
                </div>
                <div id="textentry">
                    <button id="settings-button" class="icon-button" type="button" title="Settings" aria-label="Open settings">⚙</button>
                    <input id="message-input" type="text" placeholder="Message #channel-name">
                    <button id="send-button" onclick="submitMessageToServer()">Send</button>
                </div>
            </div>

        </div>
    </div>

    <div id="settings-modal-overlay" class="settings-modal-overlay" role="dialog" aria-modal="true" aria-labelledby="settings-modal-title">
        <div class="settings-modal">
            <h3 id="settings-modal-title">Connection Settings</h3>
            <div class="settings-field">
                <label for="hostname-input">Hostname</label>
                <input id="hostname-input" type="text" placeholder="example.com">
            </div>
            <div class="settings-field">
                <label for="password-input">Password</label>
                <input id="password-input" placeholder="Enter password">
            </div>
            <div class="settings-actions">
                <button type="button" id="settings-cancel-button">Cancel</button>
                <button type="button" id="settings-save-button">Save</button>
            </div>
        </div>
    </div>

    <script>

/// (time, channel, username, content, isPending)
messages = [];
selectedChannel = null;
selectedUsers = new Set();
username = `Myst#${randomNumericString(4)}`;
customChannels = new Set();
settings = {
    hostname: '',
    password: 'null'
};

function randomNumericString(length) {
    let v = 10 ** length;
    return Math.floor(Math.random() * v * 0.9 + v * 0.1);
}

function switchTheme() {
    const e = document.querySelector('body');
    e.setAttribute('data-theme', e.getAttribute('data-theme') === 'light' ? 'dark' : 'light');
}

function createChannel() {
    const input = document.querySelector('#channel-input');
    const name = input.value.trim().replace(/\s+/g, '-').toLowerCase();
    if (name) {
        customChannels.add(name);
        selectedChannel = name;
        input.value = '';
        visualUpdate();
    }
}

function setUsername() {
    const input = document.querySelector('#username-input');
    const name = input.value.trim();
    if (name) {
        username = name;
        input.value = '';
        visualUpdate();
    }
}

function bindEnterToAction(inputSelector, action) {
    const input = document.querySelector(inputSelector);
    if (!input) return;

    input.addEventListener('keydown', (event) => {
        if (event.key === 'Enter') {
            event.preventDefault();
            action();
        }
    });
}

function openSettingsModal() {
    const overlay = document.querySelector('#settings-modal-overlay');
    const hostnameInput = document.querySelector('#hostname-input');
    const passwordInput = document.querySelector('#password-input');

    hostnameInput.value = settings.hostname;
    if (settings.password === '') {
        passwordInput.value = 'null';
    } else {
        passwordInput.value = settings.password;
    }
    overlay.style.display = 'flex';
    hostnameInput.focus();
}

function closeSettingsModal() {
    const overlay = document.querySelector('#settings-modal-overlay');
    overlay.style.display = 'none';
}

function saveSettings() {
    const hostnameInput = document.querySelector('#hostname-input');
    const passwordInput = document.querySelector('#password-input');

    settings.hostname = hostnameInput.value.trim();
    settings.password = passwordInput.value;
    closeSettingsModal();
}

function visualUpdate() {
    const messagesDiv = document.querySelector('#messages');
    messagesDiv.innerHTML = "";
    const visibleMessages = selectedChannel
        ? messages.filter(m => m[1] === selectedChannel)
        : messages;
    const filteredMessages = selectedUsers.size
        ? visibleMessages.filter(m => selectedUsers.has(m[2]))
        : visibleMessages;
    for (const [time, channel, username, message] of filteredMessages.slice().reverse()) {
        const messageDiv = document.createElement('div');
        messageDiv.classList.add('message-item');
        const timeString = new Date(time).toLocaleTimeString();
        messageDiv.textContent = `[${timeString}] ${username}: ${message}`;
        messagesDiv.appendChild(messageDiv);
    }

    // Disable input when no channel or "all" is selected
    const input = document.querySelector('#message-input');
    const sendButton = document.querySelector('#send-button');
    const isAllSelected = !selectedChannel;
    input.disabled = isAllSelected;
    sendButton.disabled = isAllSelected;
    input.placeholder = isAllSelected ? 'Select a channel to send messages' : `Message #${selectedChannel} as ${username}`;

    // Update channels
    const channelsDiv = document.querySelector('#channels');

    // Remove empty channels that aren't selected
    customChannels = new Set(
        [...customChannels].filter(channel =>
            channel === selectedChannel || messages.some(m => m[1] === channel)
        )
    );

    const channels = new Set([...customChannels, ...messages.map(m => m[1])]);
    channelsDiv.innerHTML = "";

    const allChannelsDiv = document.createElement('div');
    allChannelsDiv.classList.add('channel-item');
    if (!selectedChannel) {
        allChannelsDiv.classList.add('active');
    }
    allChannelsDiv.textContent = '#all';
    allChannelsDiv.onclick = () => {
        selectedChannel = null;
        selectedUsers.clear();
        visualUpdate();
    };
    channelsDiv.appendChild(allChannelsDiv);

    for (const channel of channels) {
        const channelDiv = document.createElement('div');
        channelDiv.classList.add('channel-item');
        if (channel === selectedChannel) {
            channelDiv.classList.add('active');
        }
        channelDiv.textContent = `#${channel}`;
        channelDiv.onclick = () => {
            selectedChannel = channel;
            selectedUsers.clear();
            visualUpdate();
        };
        channelsDiv.appendChild(channelDiv);
    }

    // Update users
    const userList = document.querySelector('#users');
    const users = new Set(
        (selectedChannel ? messages.filter(m => m[1] === selectedChannel) : messages).map(m => m[2])
    );
    userList.innerHTML = "";

    if (selectedUsers.size) {
        const clearDiv = document.createElement('div');
        clearDiv.classList.add('user-item');
        clearDiv.style.cssText = 'cursor: pointer; color: var(--col-accent); margin-bottom: 0.5em;';
        clearDiv.textContent = '✕ Clear filters';
        clearDiv.onclick = () => {
            selectedUsers.clear();
            visualUpdate();
        };
        userList.appendChild(clearDiv);
    }

    for (const user of users) {
        const userDiv = document.createElement('div');
        userDiv.classList.add('user-item');
        userDiv.textContent = user;
        userDiv.style.cursor = 'pointer';

        if (selectedUsers.has(user)) {
            userDiv.style.color = 'var(--col-accent)';
            userDiv.style.fontWeight = 'bold';
        }

        userDiv.onclick = () => {
            if (selectedUsers.has(user)) {
                selectedUsers.delete(user);
            } else {
                selectedUsers.add(user);
            }
            visualUpdate();
        };

        userList.appendChild(userDiv);
    }
}

async function submitMessageToServer() {
    const input = document.querySelector('#message-input');
    const message = input.value.trim();
    if (message) {
        messages.push([Date.now(), selectedChannel, username, message, true]);
        input.value = '';
    }
    visualUpdate();

    await window.__TAURI_INTERNALS__.invoke(
        "send_message",
        {
            channel: selectedChannel,
            sender: username,
            content: message,
            hostname: settings.hostname,
            password: settings.password
        }
    );

    // Scroll to bottom
    const messagesDiv = document.querySelector('#messages');
    messagesDiv.scrollTop = messagesDiv.scrollHeight;
}

async function receiveMessagesFromServer() {
    const result = await window.__TAURI_INTERNALS__.invoke(
        "receive_messages",
        {
            hostname: settings.hostname,
            password: settings.password
        }
    );

    console.log("Received messages from server:", result);

    messages = result.map(m => [m[0], m[1], m[2], m[3], false]);
}

function main() {
    receiveMessagesFromServer();
    visualUpdate();

    const settingsButton = document.querySelector('#settings-button');
    const settingsSaveButton = document.querySelector('#settings-save-button');
    const settingsCancelButton = document.querySelector('#settings-cancel-button');
    const settingsOverlay = document.querySelector('#settings-modal-overlay');

    settingsButton.addEventListener('click', openSettingsModal);
    settingsSaveButton.addEventListener('click', saveSettings);
    settingsCancelButton.addEventListener('click', closeSettingsModal);
    settingsOverlay.addEventListener('click', (event) => {
        if (event.target === settingsOverlay) {
            closeSettingsModal();
        }
    });

    document.addEventListener('keydown', (event) => {
        if (event.key === 'Escape' && settingsOverlay.style.display === 'flex') {
            closeSettingsModal();
        }
    });

    bindEnterToAction('#message-input', submitMessageToServer);
    bindEnterToAction('#channel-input', createChannel);
    bindEnterToAction('#username-input', setUsername);
    bindEnterToAction('#hostname-input', saveSettings);
    bindEnterToAction('#password-input', saveSettings);

    setInterval(() => {
        receiveMessagesFromServer();

        // Don't update if user has scrolled up
        const messagesDiv = document.querySelector('#messages');
        if (messagesDiv.scrollTop + messagesDiv.clientHeight < messagesDiv.clientHeight) {
            return;
        }
        visualUpdate();
    }, 1000);
}

main();


function simulateReceivingMessages() {
    // Simulate receiving messages
    setInterval(() => {
        const channels = ["root", "general", "random"];
        const channel = channels[Math.floor(Math.random() * channels.length)];
        const username = `User${randomNumericString(4)}`;
        const message = `Hello ${channel} from ${username}!`;
        messages.push([Date.now(), channel, username, message]);
    }, 100);
}

</script>
</body>

</html>