Function prepareToolExecution

apps/sim/providers/utils.ts:1263–1326

(
  tool: {
    params?: Record<string, any>
    parameters?: Record<string, any>
    paramsTransform?: (params: Record<string, any>) => Record<string, any>
  },
  llmArgs: Record<string, any>,
  request: {
    workflowId?: string
    workspaceId?: string
    chatId?: string
    userId?: string
    environmentVariables?: Record<string, any>
    workflowVariables?: Record<string, any>
    blockData?: Record<string, any>
    blockNameMapping?: Record<string, string>
    isDeployedContext?: boolean
    callChain?: string[]
  }
)

 * Prepare tool execution parameters, separating tool parameters from system parameters
 */
export function prepareToolExecution(
  tool: {
    params?: Record<string, any>
    parameters?: Record<string, any>
    paramsTransform?: (params: Record<string, any>) => Record<string, any>
  },
  llmArgs: Record<string, any>,
  request: {
    workflowId?: string
    workspaceId?: string
    chatId?: string
    userId?: string
    environmentVariables?: Record<string, any>
    workflowVariables?: Record<string, any>
    blockData?: Record<string, any>
    blockNameMapping?: Record<string, string>
    isDeployedContext?: boolean
    callChain?: string[]
  }
): {
  toolParams: Record<string, any>
  executionParams: Record<string, any>
} {
  let toolParams = mergeToolParameters(tool.params || {}, llmArgs) as Record<string, any>

  if (tool.paramsTransform) {
    try {
      toolParams = tool.paramsTransform(toolParams)
    } catch (err) {
      logger.warn('paramsTransform failed, using raw params', { error: err })
    }
  }

  const executionParams = {
    ...toolParams,
    ...(request.workflowId
      ? {
          _context: {
            workflowId: request.workflowId,
            ...(request.workspaceId ? { workspaceId: request.workspaceId } : {}),
            ...(request.chatId ? { chatId: request.chatId } : {}),
            ...(request.userId ? { userId: request.userId } : {}),
            ...(request.isDeployedContext !== undefined
              ? { isDeployedContext: request.isDeployedContext }
              : {}),
            ...(request.callChain ? { callChain: request.callChain } : {}),
          },
        }
      : {}),
    ...(request.environmentVariables
      ? { envVars: normalizeStringRecord(request.environmentVariables) }
      : {}),
    ...(request.workflowVariables
      ? { workflowVariables: normalizeWorkflowVariables(request.workflowVariables) }
      : {}),
    ...(request.blockData ? { blockData: normalizeRecord(request.blockData) } : {}),
    ...(request.blockNameMapping
      ? { blockNameMapping: normalizeStringRecord(request.blockNameMapping) }