// 管理员重置用户密码弹窗 // Logan.Li
import { useState } from 'react';
import { Button } from '@/components/ui/button';
import { Input } from '@/components/ui/input';
import { Label } from '@/components/ui/label';
import {
  Dialog, DialogContent, DialogDescription, DialogFooter, DialogHeader, DialogTitle,
} from '@/components/ui/dialog';
import { Key, Loader2 } from 'lucide-react';
import { useToast } from '@/hooks/use-toast';
import { userApi } from '@/api';
import { useTranslation } from 'react-i18next';

interface ResetPasswordDialogProps {
  user: { id: number | string; username?: string; nickname?: string; authSource?: string } | null;
  onClose: () => void;
}

export function ResetPasswordDialog({ user, onClose }: ResetPasswordDialogProps) {
  const { t } = useTranslation();
  const { toast } = useToast();
  const [password, setPassword] = useState('');
  const [confirm, setConfirm] = useState('');
  const [saving, setSaving] = useState(false);

  const isLdap = user?.authSource === 'ldap';
  const canSubmit = password.length >= 6 && password === confirm && !isLdap;

  const handleReset = async () => {
    if (!user || !canSubmit) return;
    setSaving(true);
    try {
      await userApi.resetUserPassword(user.id, password);
      toast({ title: t('system.passwordReset'), description: `用户 ${user.nickname || user.username} 的新密码已生效` });
      setPassword('');
      setConfirm('');
      onClose();
    } catch (e: any) {
      toast({ title: t('system.resetFailed'), description: e?.message || String(e), variant: 'destructive' });
    } finally {
      setSaving(false);
    }
  };

  return (
    <Dialog open={!!user} onOpenChange={(open) => { if (!open) { setPassword(''); setConfirm(''); onClose(); } }}>
      <DialogContent className="bg-[var(--dg-bg-secondary)] border-[var(--dg-border)] sm:max-w-md">
        <DialogHeader>
          <DialogTitle className="text-[var(--dg-text-primary)] flex items-center gap-2">
            <Key className="h-5 w-5 text-[var(--dg-blue)]" />
            {t('system.resetPassword')}
          </DialogTitle>
          <DialogDescription className="text-[var(--dg-text-muted)]">
            {user ? `为「${user.nickname || user.username}」设置新密码` : ''}
          </DialogDescription>
        </DialogHeader>

        {isLdap ? (
          <p className="text-sm dg-text-yellow/90 py-2">{t('system.ldapResetHint')}</p>
        ) : (
          <div className="space-y-3 py-1">
            <div>
              <Label className="text-xs text-[var(--dg-text-muted)]">{t('system.newPassword')}</Label>
              <Input
                type="password"
                value={password}
                onChange={e => setPassword(e.target.value)}
                placeholder={t('system.passwordMinLen')}
                className="mt-1 h-9 bg-[var(--dg-bg-tertiary)] border-[var(--dg-border)]"
              />
            </div>
            <div>
              <Label className="text-xs text-[var(--dg-text-muted)]">{t('system.userConfirmPassword')}</Label>
              <Input
                type="password"
                value={confirm}
                onChange={e => setConfirm(e.target.value)}
                placeholder={t('system.confirmNewPassword')}
                className="mt-1 h-9 bg-[var(--dg-bg-tertiary)] border-[var(--dg-border)]"
              />
            </div>
          </div>
        )}

        <DialogFooter>
          <Button variant="outline" className="border-[var(--dg-border)]" onClick={onClose}>{t('common.cancel')}</Button>
          {!isLdap && (
            <Button onClick={handleReset} disabled={!canSubmit || saving} className="bg-[var(--dg-blue)] hover:opacity-90">
              {saving ? <Loader2 className="h-4 w-4 animate-spin mr-1" /> : null}
              确认重置
            </Button>
          )}
        </DialogFooter>
      </DialogContent>
    </Dialog>
  );
}