import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
import { faUser, faCalendarCheck, faPhone } from '@fortawesome/pro-duotone-svg-icons';
import { Badge } from '@/components/base/badges/badges';

export type CallerSummary = {
    name: string;
    phone: string;
    isNew: boolean;
    aiSummary?: string | null;
    leadSource?: string | null;
    utmCampaign?: string | null;
    nextAppointment?: { scheduledAt: string; doctorName: string; department: string } | null;
    lastAppointment?: { scheduledAt: string; status: string; department: string } | null;
};

interface AiSummaryCardProps {
    caller: CallerSummary | null;
}

const formatDate = (dateStr: string): string => {
    const d = new Date(dateStr);
    return d.toLocaleDateString('en-IN', { day: 'numeric', month: 'short' });
};

export const AiSummaryCard = ({ caller }: AiSummaryCardProps) => {
    if (!caller) {
        return (
            <div className="rounded-xl border border-secondary bg-secondary_alt p-3">
                <p className="text-xs text-quaternary text-center">Select a patient or receive a call</p>
            </div>
        );
    }

    return (
        <div className="rounded-xl border border-secondary bg-secondary_alt p-3 space-y-2">
            <div className="flex items-center gap-2">
                <div className="flex size-8 shrink-0 items-center justify-center rounded-full bg-brand-primary">
                    <FontAwesomeIcon icon={faUser} className="size-3 text-fg-brand-primary" />
                </div>
                <div className="min-w-0 flex-1">
                    <div className="flex items-center gap-1.5">
                        <span className="text-sm font-semibold text-primary truncate">{caller.name || caller.phone}</span>
                        <Badge size="sm" color={caller.isNew ? 'brand' : 'success'} type="pill-color">
                            {caller.isNew ? 'New' : 'Returning'}
                        </Badge>
                    </div>
                    {caller.name && (
                        <span className="text-[10px] text-tertiary">{caller.phone}</span>
                    )}
                </div>
            </div>

            {caller.aiSummary && (
                <p className="text-xs text-secondary leading-relaxed line-clamp-2">{caller.aiSummary}</p>
            )}

            {(caller.leadSource || caller.utmCampaign) && (
                <div className="flex flex-wrap gap-1">
                    {caller.leadSource && (
                        <Badge size="sm" color="gray" type="pill-color">{caller.leadSource}</Badge>
                    )}
                    {caller.utmCampaign && (
                        <Badge size="sm" color="purple" type="pill-color">{caller.utmCampaign}</Badge>
                    )}
                </div>
            )}

            <div className="flex gap-2">
                {caller.nextAppointment && (
                    <div className="flex items-center gap-1.5 rounded-lg bg-success-primary px-2 py-1">
                        <FontAwesomeIcon icon={faCalendarCheck} className="size-2.5 text-fg-success-primary" />
                        <span className="text-[10px] font-medium text-success-primary">
                            {formatDate(caller.nextAppointment.scheduledAt)} &middot; {caller.nextAppointment.doctorName}
                        </span>
                    </div>
                )}
                {caller.lastAppointment && (
                    <div className="flex items-center gap-1.5 rounded-lg bg-secondary px-2 py-1">
                        <FontAwesomeIcon icon={faPhone} className="size-2.5 text-fg-quaternary" />
                        <span className="text-[10px] text-tertiary">
                            Last: {formatDate(caller.lastAppointment.scheduledAt)} &middot; {caller.lastAppointment.status}
                        </span>
                    </div>
                )}
            </div>
        </div>
    );
};