professor/components/editor/EditorToolbar.tsx

'use client';

import type { ResponseMode } from '@/types';

interface Props {
  language: string;
  providerLabel: string;
  isExecuting: boolean;
  isStreaming: boolean;
  onRun: () => void;
  onSubmit: () => void;
  onReset: () => void;
  onOpenSettings: () => void;
  savedIndicator: boolean;
  authUser: { id: string; email: string } | null;
  onShowAuth: () => void;
  onLogout: () => void;
  responseMode: ResponseMode;
  onToggleHintMode: () => void;
  onToggleStrict: () => void;
}

export default function EditorToolbar({
  language,
  providerLabel,
  isExecuting,
  isStreaming,
  onRun,
  onSubmit,
  onReset,
  onOpenSettings,
  savedIndicator,
  authUser,
  onShowAuth,
  onLogout,
  responseMode,
  onToggleHintMode,
  onToggleStrict,
}: Props) {
  const busy = isExecuting || isStreaming;

  return (
    <div className="flex items-center gap-2 border-b border-zinc-700 bg-zinc-900 px-4 py-2">
      {/* Language badge */}
      <span className="rounded bg-zinc-700 px-2 py-0.5 text-xs font-mono text-zinc-300">
        {language}
      </span>

      {/* Hint mode toggle */}
      <button
        onClick={onToggleHintMode}
        title={responseMode.hintMode ? 'Hints on — click to disable' : 'Hints off — click to enable'}
        className={`flex items-center gap-1 rounded px-2 py-1 text-xs transition-colors ${
          responseMode.hintMode
            ? 'bg-yellow-500/20 text-yellow-300 hover:bg-yellow-500/30'
            : 'text-zinc-500 hover:bg-zinc-700 hover:text-zinc-300'
        }`}
      >
        <svg className="h-3.5 w-3.5" viewBox="0 0 24 24" fill="currentColor">
          <path d="M12 2a7 7 0 0 1 7 7c0 2.73-1.56 5.1-3.85 6.33L15 17H9l-.15-1.67C6.56 14.1 5 11.73 5 9a7 7 0 0 1 7-7zm-1 16h2v1a1 1 0 0 1-2 0v-1zm0 3h2v.5a1 1 0 0 1-2 0V21z" />
        </svg>
        Hints
      </button>

      {/* Strict / Lenient pill */}
      <button
        onClick={onToggleStrict}
        title={responseMode.strict ? 'Strict — exact approach required. Click for Lenient.' : 'Lenient — equivalent solutions accepted. Click for Strict.'}
        className={`rounded px-2 py-1 text-xs font-medium transition-colors ${
          responseMode.strict
            ? 'bg-red-500/20 text-red-300 hover:bg-red-500/30'
            : 'bg-zinc-700 text-zinc-400 hover:bg-zinc-600 hover:text-zinc-200'
        }`}
      >
        {responseMode.strict ? 'Strict' : 'Lenient'}
      </button>

      <div className="ml-auto flex items-center gap-2">
        {/* Saved indicator */}
        <span
          className={`text-xs text-zinc-500 transition-opacity duration-300 ${savedIndicator ? 'opacity-100' : 'opacity-0'}`}
          aria-live="polite"
        >
          Saved
        </span>

        {/* Auth area */}
        {authUser ? (
          <>
            <span className="max-w-[120px] truncate text-xs text-zinc-500" title={authUser.email}>
              {authUser.email}
            </span>
            <button
              onClick={onLogout}
              className="rounded px-2 py-1 text-xs text-zinc-500 hover:bg-zinc-700 hover:text-zinc-300 transition-colors"
            >
              Sign out
            </button>
          </>
        ) : (
          <button
            onClick={onShowAuth}
            className="rounded px-2 py-1 text-xs text-zinc-400 hover:bg-zinc-700 hover:text-zinc-200 transition-colors"
          >
            Sign in
          </button>
        )}

        {/* Provider settings */}
        <button
          onClick={onOpenSettings}
          title="AI provider settings"
          className="flex items-center gap-1.5 rounded px-2 py-1.5 text-xs text-zinc-500 hover:bg-zinc-700 hover:text-zinc-300 transition-colors"
        >
          <svg className="h-3.5 w-3.5" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth={2}>
            <circle cx="12" cy="12" r="3" />
            <path d="M19.07 4.93a10 10 0 0 1 0 14.14M4.93 4.93a10 10 0 0 0 0 14.14" />
            <path d="M12 2v2M12 20v2M2 12h2M20 12h2" />
          </svg>
          <span className="max-w-[80px] truncate">{providerLabel}</span>
        </button>

        <button
          onClick={onReset}
          title="Pick a new topic"
          className="rounded px-3 py-1.5 text-xs text-zinc-400 hover:bg-zinc-700 hover:text-zinc-200 transition-colors"
        >
          Change topic
        </button>

        <button
          onClick={onRun}
          disabled={busy}
          className="flex items-center gap-1.5 rounded bg-zinc-700 px-3 py-1.5 text-xs text-zinc-200 hover:bg-zinc-600 disabled:cursor-not-allowed disabled:opacity-50 transition-colors"
        >
          {isExecuting ? (
            <>
              <div className="h-3 w-3 animate-spin rounded-full border border-zinc-500 border-t-blue-400" />
              Running…
            </>
          ) : (
            <>▶ Run</>
          )}
        </button>

        <button
          onClick={onSubmit}
          disabled={busy}
          className="flex items-center gap-1.5 rounded bg-blue-600 px-3 py-1.5 text-xs text-white hover:bg-blue-500 disabled:cursor-not-allowed disabled:opacity-50 transition-colors"
        >
          {isStreaming ? (
            <>
              <div className="h-3 w-3 animate-spin rounded-full border border-blue-300 border-t-white" />
              Reviewing…
            </>
          ) : (
            'Submit for Review'
          )}
        </button>
      </div>
    </div>
  );
}