Function formatRequestParams

apps/sim/tools/utils.ts:90–141

(tool: ToolConfig, params: Record<string, any>)

 * Format request parameters based on tool configuration and provided params
 */
export function formatRequestParams(tool: ToolConfig, params: Record<string, any>): RequestParams {
  // Process URL
  const url = typeof tool.request.url === 'function' ? tool.request.url(params) : tool.request.url

  // Process method
  const method =
    typeof tool.request.method === 'function'
      ? tool.request.method(params)
      : params.method || tool.request.method || 'GET'

  // Process headers
  const headers = tool.request.headers ? tool.request.headers(params) : {}

  // Process body
  const hasBody = method !== 'GET' && method !== 'HEAD' && !!tool.request.body
  const bodyResult = tool.request.body ? tool.request.body(params) : undefined

  // Special handling for NDJSON content type or 'application/x-www-form-urlencoded'
  const isPreformattedContent =
    headers['Content-Type'] === 'application/x-ndjson' ||
    headers['Content-Type'] === 'application/x-www-form-urlencoded'

  let body: string | undefined
  if (hasBody) {
    if (isPreformattedContent) {
      // Check if bodyResult is a string
      if (typeof bodyResult === 'string') {
        body = bodyResult
      }
      // Check if bodyResult is an object with a 'body' property (Twilio pattern)
      else if (bodyResult && typeof bodyResult === 'object' && 'body' in bodyResult) {
        body = bodyResult.body
      }
      // Otherwise JSON stringify it
      else {
        body = JSON.stringify(bodyResult)
      }
    } else {
      body = typeof bodyResult === 'string' ? bodyResult : JSON.stringify(bodyResult)
    }
  }

  const MAX_TIMEOUT_MS = getMaxExecutionTimeout()
  const rawTimeout = params.timeout
  const timeout = rawTimeout != null ? Number(rawTimeout) : undefined
  const validTimeout =
    timeout != null && Number.isFinite(timeout) && timeout > 0
      ? Math.min(timeout, MAX_TIMEOUT_MS)
      : undefined

  return { url, method, headers, body, timeout: validTimeout }
}

/**
 * Formats a parameter name for user-friendly error messages