Function extractInputFormatFromBlocks

apps/sim/lib/mcp/workflow-tool-schema.ts:305–331

(
  blocks: Record<string, unknown>
)

 * Looks for any valid start block and extracts its inputFormat configuration.
 */
export function extractInputFormatFromBlocks(
  blocks: Record<string, unknown>
): InputFormatField[] | null {
  // Look for any valid start block
  for (const [, block] of Object.entries(blocks)) {
    if (!block || typeof block !== 'object') continue

    const blockObj = block as Record<string, unknown>
    const blockType = blockObj.type as string

    if (isInputDefinitionTrigger(blockType)) {
      // Try to get inputFormat from subBlocks.inputFormat.value
      const subBlocks = blockObj.subBlocks as Record<string, { value?: unknown }> | undefined
      const subBlockValue = subBlocks?.inputFormat?.value

      // Try legacy config.params.inputFormat
      const config = blockObj.config as Record<string, unknown> | undefined
      const params = config?.params as Record<string, unknown> | undefined
      const paramsValue = params?.inputFormat

      const normalized = normalizeInputFormatValue(subBlockValue ?? paramsValue)
      return normalized.length > 0 ? normalized : null
    }
  }

  return null
}