class CustomTerminal extends HTMLElement {
    constructor() {
        super();
        this.commands = [];
        this.history = [];
        this.historyIndex = -1;
    }

    connectedCallback() {
        this.attachShadow({ mode: 'open' });
        
        this.shadowRoot.innerHTML = `
            <style>
                :host {
                    display: block;
                }
                .terminal {
                    background: #050505;
                    border: 1px solid #1f2937;
                    border-radius: 8px;
                    overflow: hidden;
                }
                .terminal-header {
                    background: #0a0a0a;
                    padding: 8px 16px;
                    border-bottom: 1px solid #1f2937;
                    display: flex;
                    align-items: center;
                    gap: 8px;
                }
                .terminal-dot {
                    width: 12px;
                    height: 12px;
                    border-radius: 50%;
                }
                .terminal-dot.red { background: #ef4444; }
                .terminal-dot.yellow { background: #f97316; }
                .terminal-dot.green { background: #22c55e; }
                .terminal-title {
                    flex: 1;
                    text-align: center;
                    color: #6b7280;
                    font-size: 12px;
                    font-family: monospace;
                }
                .terminal-body {
                    padding: 16px;
                    height: 300px;
                    overflow-y: auto;
                    font-family: monospace;
                    font-size: 13px;
                }
                .terminal-line {
                    padding: 4px 0;
                    line-height: 1.5;
                }
                .terminal-prompt {
                    color: #22c55e;
                }
                .terminal-input {
                    background: transparent;
                    border: none;
                    outline: none;
                    color: #fff;
                    font-family: inherit;
                    font-size: inherit;
                    width: calc(100% - 20px);
                }
                .timestamp {
                    color: #4b5563;
                    margin-right: 8px;
                }
                .cmd { color: #22c55e; }
                .error { color: #ef4444; }
                .warn { color: #f97316; }
                .info { color: #3b82f6; }
                .success { color: #22c55e; }
                .muted { color: #6b7280; }
                
                ::-webkit-scrollbar {
                    width: 6px;
                }
                ::-webkit-scrollbar-track {
                    background: #050505;
                }
                ::-webkit-scrollbar-thumb {
                    background: #1f2937;
                    border-radius: 3px;
                }
            </style>
            <div class="terminal">
                <div class="terminal-header">
                    <div class="terminal-dot red"></div>
                    <div class="terminal-dot yellow"></div>
                    <div class="terminal-dot green"></div>
                    <div class="terminal-title">clawdbot-terminal</div>
                </div>
                <div class="terminal-body" id="output"></div>
                <div style="padding: 12px 16px; display: flex; align-items: center;">
                    <span class="terminal-prompt">$</span>
                    <input type="text" class="terminal-input" id="input" placeholder="Enter command..." autofocus>
                </div>
            </div>
        `;
        
        this.output = this.shadowRoot.getElementById('output');
        this.input = this.shadowRoot.getElementById('input');
        
        // Built-in commands
        this.commands = {
            help: () => this.print('Available commands: help, clear, status, agents, tasks, scan, deploy, version, date, echo [text]'),
            clear: () => this.output.innerHTML = '',
            status: () => this.print('SYSTEM STATUS: ONLINE\nActive Agents: 42\nPending Tasks: 8\nSecurity Level: HIGH', 'success'),
            agents: () => this.print('Active Agents:\n- AGNT-099 (ONLINE)\n- AGNT-104 (BUSY)\n- AGNT-112 (OFFLINE)', 'info'),
            tasks: () => this.print('Pending Tasks:\n1. Network scan (Priority: HIGH)\n2. Data extraction (Priority: MED)\n3. System update (Priority: LOW)', 'info'),
            scan: () => {
                this.print('Initiating network scan...', 'warn');
                setTimeout(() => this.print('Scan complete. 156 nodes detected. 0 vulnerabilities found.', 'success'), 2000);
            },
            deploy: () => this.print('Deployment requires authorization level 4.', 'error'),
            version: () => this.print('Clawdbot C2 v3.2.0\nBuild: 2024.01.15', 'info'),
            date: () => this.print(new Date().toString(), 'info'),
            echo: (args) => this.print(args.join(' ')),
            whoami: () => this.print('Commander Shepard (Level 4 Access)', 'success'),
            ls: () => this.print('agents/  tasks/  logs/  config/  keys/', 'info'),
            pwd: () => this.print('/root/clawdbot', 'info'),
            top: () => this.print('CPU: 67%  MEM: 4.2GB  NET: 1.2GB/s', 'info')
        };
        
        this.print('Clawdbot Terminal v1.0', 'success');
        this.print('Type "help" for available commands.\n', 'muted');
        
        this.input.addEventListener('keydown', (e) => {
            if (e.key === 'Enter') {
                const command = this.input.value.trim();
                if (command) {
                    this.executeCommand(command);
                    this.history.push(command);
                    this.historyIndex = this.history.length;
                }
                this.input.value = '';
            } else if (e.key === 'ArrowUp') {
                e.preventDefault();
                if (this.historyIndex > 0) {
                    this.historyIndex--;
                    this.input.value = this.history[this.historyIndex];
                }
            } else if (e.key === 'ArrowDown') {
                e.preventDefault();
                if (this.historyIndex < this.history.length - 1) {
                    this.historyIndex++;
                    this.input.value = this.history[this.historyIndex];
                } else {
                    this.historyIndex = this.history.length;
                    this.input.value = '';
                }
            }
        });
    }
    
    print(text, type = '') {
        const line = document.createElement('div');
        line.className = `terminal-line ${type}`;
        line.innerHTML = `<span class="timestamp">[${new Date().toLocaleTimeString()}]</span>${text.replace(/\n/g, '<br>')}`;
        this.output.appendChild(line);
        this.output.scrollTop = this.output.scrollHeight;
    }
    
    executeCommand(input) {
        this.print(`$ ${input}`, 'cmd');
        const parts = input.split(' ');
        const cmd = parts[0].toLowerCase();
        const args = parts.slice(1);
        
        if (this.commands[cmd]) {
            try {
                this.commands[cmd](args);
            } catch (error) {
                this.print(`Error executing command: ${error.message}`, 'error');
            }
        } else {
            this.print(`Command not found: ${cmd}. Type "help" for available commands.`, 'error');
        }
    }
}

customElements.define('custom-terminal', CustomTerminal);