chore: import upstream snapshot with attribution

apps/sim/executor/handlers/generic/generic-handler.ts

@@ -0,0 +1,125 @@
+import { createLogger } from '@sim/logger'
+import { toError } from '@sim/utils/errors'
+import { getBlock } from '@/blocks/index'
+import { isMcpTool } from '@/executor/constants'
+import type { BlockHandler, ExecutionContext } from '@/executor/types'
+import type { SerializedBlock } from '@/serializer/types'
+import { executeTool } from '@/tools'
+import { getTool } from '@/tools/utils'
+
+const logger = createLogger('GenericBlockHandler')
+
+export class GenericBlockHandler implements BlockHandler {
+  canHandle(block: SerializedBlock): boolean {
+    return true
+  }
+
+  async execute(
+    ctx: ExecutionContext,
+    block: SerializedBlock,
+    inputs: Record<string, any>
+  ): Promise<any> {
+    const isMcp = block.config.tool ? isMcpTool(block.config.tool) : false
+    let tool = null
+
+    if (!isMcp) {
+      tool = getTool(block.config.tool)
+      if (!tool) {
+        throw new Error(`Tool not found: ${block.config.tool}`)
+      }
+    }
+
+    let finalInputs = { ...inputs }
+
+    const blockType = block.metadata?.id
+    if (blockType) {
+      const blockConfig = getBlock(blockType)
+      if (blockConfig?.tools?.config?.params) {
+        const transformedParams = blockConfig.tools.config.params(inputs)
+        finalInputs = { ...inputs, ...transformedParams }
+      }
+
+      if (blockConfig?.inputs) {
+        for (const [key, inputSchema] of Object.entries(blockConfig.inputs)) {
+          const value = finalInputs[key]
+          if (typeof value === 'string' && value.trim().length > 0) {
+            const inputType = typeof inputSchema === 'object' ? inputSchema.type : inputSchema
+            if (inputType === 'json' || inputType === 'array') {
+              try {
+                finalInputs[key] = JSON.parse(value.trim())
+              } catch (error) {
+                logger.warn(`Failed to parse ${inputType} field "${key}":`, {
+                  error: toError(error).message,
+                })
+              }
+            }
+          }
+        }
+      }
+    }
+
+    try {
+      const result = await executeTool(
+        block.config.tool,
+        {
+          ...finalInputs,
+          _context: {
+            workflowId: ctx.workflowId,
+            workspaceId: ctx.workspaceId,
+            executionId: ctx.executionId,
+            userId: ctx.userId,
+            isDeployedContext: ctx.isDeployedContext,
+            enforceCredentialAccess: ctx.enforceCredentialAccess,
+          },
+        },
+        { executionContext: ctx }
+      )
+
+      if (!result.success) {
+        const errorDetails = []
+        if (result.error) errorDetails.push(result.error)
+
+        const errorMessage =
+          errorDetails.length > 0
+            ? errorDetails.join(' - ')
+            : `Block execution of ${tool?.name || block.config.tool} failed with no error message`
+
+        const error = new Error(errorMessage)
+
+        Object.assign(error, {
+          toolId: block.config.tool,
+          toolName: tool?.name || 'Unknown tool',
+          blockId: block.id,
+          blockName: block.metadata?.name || 'Unnamed Block',
+          output: result.output || {},
+          timestamp: new Date().toISOString(),
+        })
+
+        throw error
+      }
+
+      return result.output
+    } catch (error: any) {
+      if (!error.message || error.message === 'undefined (undefined)') {
+        let errorMessage = `Block execution of ${tool?.name || block.config.tool} failed`
+
+        if (block.metadata?.name) {
+          errorMessage += `: ${block.metadata.name}`
+        }
+
+        if (error.status) {
+          errorMessage += ` (Status: ${error.status})`
+        }
+
+        error.message = errorMessage
+      }
+
+      if (typeof error === 'object' && error !== null) {
+        if (!error.toolId) error.toolId = block.config.tool
+        if (!error.blockName) error.blockName = block.metadata?.name || 'Unnamed Block'
+      }
+
+      throw error
+    }
+  }
+}