/**
 * Func 功能节点逻辑
 */

/**
 * 创建功能节点数据
 * @param {string} funcType - 功能类型
 * @param {Object} config - 节点配置
 */
export function createFuncNodeData(funcType, config = {}) {
  const { id, label, inputs = [], outputs = [], data = {} } = config;
  
  return {
    id: id || `node_${funcType}_${Date.now()}`,
    type: funcType,
    label: label || funcType,
    inputs: [
      { id: 'input_0', label: '', type: 'execution' },
      ...inputs
    ],
    outputs: [
      { id: 'output_0', label: '', type: 'execution' },
      ...outputs
    ],
    data
  };
}

/**
 * 验证功能节点
 */
export function validateFuncNode(node) {
  const errors = [];
  
  const execInput = node.inputs?.find(p => p.type === 'execution');
  const execOutput = node.outputs?.find(p => p.type === 'execution');
  
  if (!execInput) {
    errors.push('功能节点必须有执行输入端口');
  }
  
  if (!execOutput) {
    errors.push('功能节点必须有执行输出端口');
  }
  
  return {
    valid: errors.length === 0,
    errors
  };
}

/**
 * 功能节点转换为工作流数据
 */
export function funcNodeToWorkflow(node) {
  return {
    type: node.type,
    data: node.data || {}
  };
}