import React, { useState } from 'react';
import { VitalBar } from './VitalBar';
import type { CharacterState } from '../types';

interface Props {
  character: CharacterState;
}

const vtankBadge = (state: string) => {
  const s = (state || 'idle').toLowerCase();
  if (s === 'combat') return { label: 'Combat', cls: 'badge-combat' };
  if (s === 'nav' || s === 'navigation') return { label: 'Nav', cls: 'badge-nav' };
  return { label: 'Idle', cls: 'badge-idle' };
};

export const CharacterCard: React.FC<Props> = React.memo(({ character }) => {
  const [expanded, setExpanded] = useState(false);
  const { telemetry: t, vitals: v, combat: c } = character;
  const badge = vtankBadge(t?.vt_state ?? '');

  return (
    <div className="char-card" onClick={() => setExpanded(!expanded)}>
      <div className="char-header">
        <span className="char-name">{character.name}</span>
        <span className={`char-badge ${badge.cls}`}>{badge.label}</span>
      </div>

      {v ? (
        <div className="char-vitals">
          <VitalBar label="HP" current={v.health_current} max={v.health_max}
            color="linear-gradient(90deg, #ff4444, #ff6666)" bgColor="#330000" />
          <VitalBar label="ST" current={v.stamina_current} max={v.stamina_max}
            color="linear-gradient(90deg, #ffaa00, #ffcc44)" bgColor="#331a00" />
          <VitalBar label="MN" current={v.mana_current} max={v.mana_max}
            color="linear-gradient(90deg, #4488ff, #66aaff)" bgColor="#001433" />
        </div>
      ) : (
        <div className="char-vitals-placeholder">Awaiting vitals...</div>
      )}

      <div className="char-stats-row">
        <div className="stat">
          <span className="stat-value">{t?.kills_per_hour ?? '--'}</span>
          <span className="stat-label">kills/hr</span>
        </div>
        <div className="stat">
          <span className="stat-value">{t?.kills?.toLocaleString() ?? '--'}</span>
          <span className="stat-label">kills</span>
        </div>
        <div className="stat">
          <span className="stat-value">{t?.deaths ?? '0'}</span>
          <span className="stat-label">deaths</span>
        </div>
        <div className="stat">
          <span className="stat-value">{t?.onlinetime?.replace(/^00\./, '') ?? '--'}</span>
          <span className="stat-label">uptime</span>
        </div>
      </div>

      {t && (
        <div className="char-location">
          {t.ns?.toFixed(1)}N, {t.ew?.toFixed(1)}E
        </div>
      )}

      {expanded && (
        <div className="char-expanded">
          {v?.vitae ? <div className="vitae-warn">Vitae: {v.vitae}%</div> : null}
          <div className="expanded-row">
            <span>Prismatics: {t?.prismatic_taper_count ?? '--'}</span>
            <span>Total Deaths: {t?.total_deaths ?? '--'}</span>
          </div>
          {c?.session && (
            <div className="expanded-row">
              <span>Session Dmg: {c.session.total_damage_given?.toLocaleString()}</span>
              <span>Session Kills: {c.session.total_kills}</span>
            </div>
          )}
          <div className="expanded-row">
            <span>RAM: {t?.mem_mb ? (t.mem_mb / 1048576).toFixed(0) + ' MB' : '--'}</span>
            <span>CPU: {t?.cpu_pct?.toFixed(1) ?? '--'}%</span>
          </div>
        </div>
      )}
    </div>
  );
});

CharacterCard.displayName = 'CharacterCard';