import { useState, useRef, useEffect } from 'react';
import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
import { faPhone, faCommentDots, faEllipsisVertical, faMessageDots } from '@fortawesome/pro-duotone-svg-icons';
import { useSip } from '@/providers/sip-provider';
import { notify } from '@/lib/toast';
import { cx } from '@/utils/cx';

type PhoneActionCellProps = {
    phoneNumber: string;
    displayNumber: string;
    leadId?: string;
    onDial?: () => void;
};

export const PhoneActionCell = ({ phoneNumber, displayNumber, leadId: _leadId, onDial }: PhoneActionCellProps) => {
    const { isRegistered, isInCall, dialOutbound } = useSip();
    const [menuOpen, setMenuOpen] = useState(false);
    const [dialing, setDialing] = useState(false);
    const menuRef = useRef<HTMLDivElement>(null);
    const touchTimer = useRef<number | null>(null);

    // Close menu on click outside
    useEffect(() => {
        if (!menuOpen) return;
        const handleClick = (e: MouseEvent) => {
            if (menuRef.current && !menuRef.current.contains(e.target as Node)) {
                setMenuOpen(false);
            }
        };
        document.addEventListener('mousedown', handleClick);
        return () => document.removeEventListener('mousedown', handleClick);
    }, [menuOpen]);

    const handleCall = async () => {
        if (!isRegistered || isInCall || dialing) return;
        setMenuOpen(false);
        setDialing(true);
        try {
            onDial?.();
            await dialOutbound(phoneNumber);
        } catch {
            notify.error('Dial Failed', 'Could not place the call');
        } finally {
            setDialing(false);
        }
    };

    const handleSms = () => {
        setMenuOpen(false);
        window.open(`sms:+91${phoneNumber}`, '_self');
    };

    const handleWhatsApp = () => {
        setMenuOpen(false);
        window.open(`https://wa.me/91${phoneNumber}`, '_blank');
    };

    // Long-press for mobile
    const onTouchStart = () => {
        touchTimer.current = window.setTimeout(() => setMenuOpen(true), 500);
    };

    const onTouchEnd = () => {
        if (touchTimer.current) {
            clearTimeout(touchTimer.current);
            touchTimer.current = null;
        }
    };

    const canCall = isRegistered && !isInCall && !dialing;

    return (
        <div className="relative flex items-center gap-1" ref={menuRef}>
            {/* Clickable phone number — calls directly */}
            <button
                type="button"
                onClick={canCall ? handleCall : undefined}
                onTouchStart={onTouchStart}
                onTouchEnd={onTouchEnd}
                onContextMenu={(e) => { e.preventDefault(); setMenuOpen(true); }}
                className={cx(
                    'flex items-center gap-1.5 rounded-md px-1.5 py-1 text-sm text-brand-secondary transition duration-100 ease-linear',
                    canCall
                        ? 'cursor-pointer hover:bg-brand-primary'
                        : 'cursor-default',
                )}
            >
                <FontAwesomeIcon icon={faPhone} className="size-3" />
                <span className="whitespace-nowrap">{displayNumber}</span>
            </button>

            {/* Kebab menu trigger — SMS + WhatsApp */}
            <button
                type="button"
                onClick={(e) => { e.stopPropagation(); setMenuOpen(!menuOpen); }}
                className="flex size-6 items-center justify-center rounded-md text-fg-quaternary hover:text-fg-secondary hover:bg-primary_hover transition duration-100 ease-linear"
            >
                <FontAwesomeIcon icon={faEllipsisVertical} className="size-3" />
            </button>

            {/* Context menu — SMS + WhatsApp only (dial is the primary click) */}
            {menuOpen && (
                <div className="absolute left-0 top-full z-50 mt-1 w-40 rounded-lg bg-primary shadow-lg ring-1 ring-secondary py-1">
                    <button
                        type="button"
                        onClick={handleSms}
                        className="flex w-full items-center gap-2 px-3 py-2 text-sm text-secondary hover:bg-primary_hover"
                    >
                        <FontAwesomeIcon icon={faCommentDots} className="size-3.5 text-fg-brand-secondary" />
                        SMS
                    </button>
                    <button
                        type="button"
                        onClick={handleWhatsApp}
                        className="flex w-full items-center gap-2 px-3 py-2 text-sm text-secondary hover:bg-primary_hover"
                    >
                        <FontAwesomeIcon icon={faMessageDots} className="size-3.5 text-[#25D366]" />
                        WhatsApp
                    </button>
                </div>
            )}
        </div>
    );
};