// 工作流卡片组件 — 从 ApprovalWorkflowPage.tsx 提取 (Q10 组件拆分)
// 渲染单个审批流程卡片：标题/徽章/步骤链/操作按钮/展开详情
import { useTranslation } from 'react-i18next';
import {
  Star, Play, Edit2, Trash2, ChevronUp, ChevronDown,
} from 'lucide-react';
import { Card, CardContent } from '@/components/ui/card';
import { STEP_TYPE_COLORS, parseApproverIds } from './types';
import type { WorkflowItem } from './types';

export interface WorkflowCardProps {
  wf: WorkflowItem;
  isExpanded: boolean;
  getUserName: (uid: number) => string;
  onToggleExpand: () => void;
  onSetDefault: () => void;
  onToggleActive: () => void;
  onEdit: () => void;
  onDelete: () => void;
}

export function WorkflowCard({
  wf, isExpanded, getUserName,
  onToggleExpand, onSetDefault, onToggleActive, onEdit, onDelete,
}: WorkflowCardProps) {
  const { t } = useTranslation();

  const categoryLabels: Record<string, string> = {
    resource: t('approval.category.resource'),
    app: t('approval.category.app'),
    permission: t('approval.category.permission'),
  };

  const stepTypeLabels: Record<string, string> = {
    submit: t('approval.step.submit'),
    audit: t('approval.step.audit'),
    execute: t('approval.step.execute'),
  };

  return (
    <Card className={`dg-card overflow-hidden ${!wf.is_active ? 'opacity-60' : ''}`}>
      <CardContent className="p-4 sm:p-5">
        <div className="flex flex-col sm:flex-row sm:items-start sm:justify-between gap-3">
          <div className="flex-1 min-w-0">
            <div className="flex items-center gap-3 mb-2 flex-wrap">
              <h3 className="text-lg font-semibold text-[var(--dg-text-primary)]">{wf.name}</h3>
              {wf.is_default && <span className="text-[10px] px-1.5 py-0.5 rounded bg-yellow-400/15 dg-text-yellow flex items-center gap-1"><Star className="w-3 h-3" />{t('approval.status.default')}</span>}
              <span className={`text-[10px] px-1.5 py-0.5 rounded ${wf.is_active ? 'bg-green-500/15 dg-text-green' : 'bg-red-500/15 dg-text-red'}`}>
                {wf.is_active ? t('approval.status.enabled') : t('approval.status.disabled')}
              </span>
              <span className="text-[10px] px-1.5 py-0.5 rounded bg-blue-500/15 dg-text-blue">
                {categoryLabels[wf.category] || wf.category}
              </span>
            </div>
            {wf.description && <p className="text-sm text-[var(--dg-text-secondary)] mb-1">{wf.description}</p>}
            <div className="flex items-center gap-1.5 mt-2 flex-wrap">
              {wf.steps?.map((s, i) => (
                <span key={i} className="flex items-center gap-1">
                  <span className={`text-[10px] px-1.5 py-0.5 rounded ${STEP_TYPE_COLORS[s.step_type] || 'dg-badge-muted'}`}>
                    {stepTypeLabels[s.step_type] || s.step_type}
                  </span>
                  {i < (wf.steps?.length || 0) - 1 && (
                    <span className="text-[var(--dg-text-muted)] text-[10px]">→</span>
                  )}
                </span>
              ))}
            </div>
          </div>

          <div className="flex items-center gap-1 flex-shrink-0 sm:ml-4 self-end sm:self-start">
            <button onClick={onToggleExpand}
              className="p-1.5 rounded hover:bg-[var(--dg-bg-hover)] text-[var(--dg-text-muted)] transition-colors">
              {isExpanded ? <ChevronUp className="w-4 h-4" /> : <ChevronDown className="w-4 h-4" />}
            </button>
            {!wf.is_default && (
              <button onClick={onSetDefault}
                className="p-1.5 rounded hover:bg-yellow-500/10 text-[var(--dg-text-muted)] hover:dg-text-yellow transition-colors" title={t('approval.msg.setDefaultSuccess')}>
                <Star className="w-4 h-4" />
              </button>
            )}
            <button onClick={onToggleActive}
              className={`p-1.5 rounded transition-colors ${wf.is_active ? 'hover:bg-red-500/10 dg-text-green hover:dg-text-red' : 'hover:bg-green-500/10 dg-text-red hover:dg-text-green'}`}
              title={wf.is_active ? t('approval.status.disabled') : t('approval.status.enabled')}>
              <Play className={`w-4 h-4 ${!wf.is_active ? 'rotate-180' : ''}`} />
            </button>
            <button onClick={onEdit}
              className="p-1.5 rounded hover:bg-[var(--dg-bg-hover)] text-[var(--dg-text-muted)] hover:dg-text-blue transition-colors" title={t('common.edit')}>
              <Edit2 className="w-4 h-4" />
            </button>
            <button onClick={onDelete}
              className="p-1.5 rounded hover:bg-red-500/10 text-[var(--dg-text-muted)] hover:dg-text-red transition-colors" title={t('common.delete')}>
              <Trash2 className="w-4 h-4" />
            </button>
          </div>
        </div>

        {isExpanded && (
          <div className="mt-4 pt-4 border-t border-[var(--dg-border)] space-y-3">
            {wf.steps?.map((s, i) => {
              const ids = parseApproverIds(s.approver_ids);
              return (
                <div key={i} className="flex items-start gap-3 p-3 bg-[var(--dg-bg-primary)] rounded-lg">
                  <div className="w-6 h-6 rounded-full bg-[var(--dg-bg-tertiary)] flex items-center justify-center text-xs font-medium text-[var(--dg-text-secondary)] flex-shrink-0 mt-0.5">
                    {s.step_number}
                  </div>
                  <div className="flex-1 min-w-0">
                    <div className="flex items-center gap-2 mb-1">
                      <span className="text-sm font-medium text-[var(--dg-text-primary)]">{s.name}</span>
                      <span className={`text-[10px] px-1.5 py-0.5 rounded ${STEP_TYPE_COLORS[s.step_type] || 'dg-badge-muted'}`}>
                        {stepTypeLabels[s.step_type] || s.step_type}
                      </span>
                    </div>
                    {ids.length > 0 && (
                      <div className="flex flex-wrap gap-1">
                        {ids.map((uid) => (
                          <span key={uid} className="inline-flex items-center gap-1 px-1.5 py-0.5 rounded text-[11px] bg-blue-500/15 dg-text-blue">
                            {getUserName(uid)}
                          </span>
                        ))}
                      </div>
                    )}
                    {ids.length === 0 && s.step_type !== 'submit' && (
                      <span className="text-[11px] dg-text-red">{t('approval.detail.noApproverLinked')}</span>
                    )}
                  </div>
                </div>
              );
            })}
          </div>
        )}
      </CardContent>
    </Card>
  );
}