improvement(forwarding+excel): added forwarding and improve excel read (#1136)

* added forwarding for outlook

* lint

* improved excel sheet read

* addressed greptile

* fixed bodytext getting truncated

* fixed any type

* added html func

---------

Co-authored-by: Adam Gough <adamgough@Mac.attlocal.net>

apps/sim/blocks/blocks/outlook.ts

@@ -22,6 +22,7 @@ export const OutlookBlock: BlockConfig<OutlookResponse> = {
         { label: 'Send Email', id: 'send_outlook' },
         { label: 'Draft Email', id: 'draft_outlook' },
         { label: 'Read Email', id: 'read_outlook' },
+        { label: 'Forward Email', id: 'forward_outlook' },
       ],
       value: () => 'send_outlook',
     },
@@ -51,9 +52,30 @@ export const OutlookBlock: BlockConfig<OutlookResponse> = {
       type: 'short-input',
       layout: 'full',
       placeholder: 'Recipient email address',
-      condition: { field: 'operation', value: ['send_outlook', 'draft_outlook'] },
+      condition: {
+        field: 'operation',
+        value: ['send_outlook', 'draft_outlook', 'forward_outlook'],
+      },
       required: true,
     },
+    {
+      id: 'messageId',
+      title: 'Message ID',
+      type: 'short-input',
+      layout: 'full',
+      placeholder: 'Message ID to forward',
+      condition: { field: 'operation', value: ['forward_outlook'] },
+      required: true,
+    },
+    {
+      id: 'comment',
+      title: 'Comment',
+      type: 'long-input',
+      layout: 'full',
+      placeholder: 'Optional comment to include when forwarding',
+      condition: { field: 'operation', value: ['forward_outlook'] },
+      required: false,
+    },
     {
       id: 'subject',
       title: 'Subject',
@@ -157,7 +179,7 @@ export const OutlookBlock: BlockConfig<OutlookResponse> = {
     },
   ],
   tools: {
-    access: ['outlook_send', 'outlook_draft', 'outlook_read'],
+    access: ['outlook_send', 'outlook_draft', 'outlook_read', 'outlook_forward'],
     config: {
       tool: (params) => {
         switch (params.operation) {
@@ -167,6 +189,8 @@ export const OutlookBlock: BlockConfig<OutlookResponse> = {
             return 'outlook_read'
           case 'draft_outlook':
             return 'outlook_draft'
+          case 'forward_outlook':
+            return 'outlook_forward'
           default:
             throw new Error(`Invalid Outlook operation: ${params.operation}`)
         }
@@ -197,6 +221,9 @@ export const OutlookBlock: BlockConfig<OutlookResponse> = {
     to: { type: 'string', description: 'Recipient email address' },
     subject: { type: 'string', description: 'Email subject' },
     body: { type: 'string', description: 'Email content' },
+    // Forward operation inputs
+    messageId: { type: 'string', description: 'Message ID to forward' },
+    comment: { type: 'string', description: 'Optional comment for forwarding' },
     // Read operation inputs
     folder: { type: 'string', description: 'Email folder' },
     manualFolder: { type: 'string', description: 'Manual folder name' },

apps/sim/lib/webhooks/outlook-polling-service.ts

@@ -1,4 +1,5 @@
 import { and, eq } from 'drizzle-orm'
+import { htmlToText } from 'html-to-text'
 import { nanoid } from 'nanoid'
 import { createLogger } from '@/lib/logs/console/logger'
 import { hasProcessedMessage, markMessageAsProcessed } from '@/lib/redis'
@@ -79,6 +80,24 @@ export interface OutlookWebhookPayload {
   rawEmail?: OutlookEmail // Only included when includeRawEmail is true
 }
 
+/**
+ * Convert HTML content to a readable plain-text representation.
+ * Keeps reasonable newlines and decodes common HTML entities.
+ */
+function convertHtmlToPlainText(html: string): string {
+  if (!html) return ''
+  return htmlToText(html, {
+    wordwrap: false,
+    selectors: [
+      { selector: 'a', options: { hideLinkHrefIfSameAsText: true, noAnchorUrl: true } },
+      { selector: 'img', format: 'skip' },
+      { selector: 'script', format: 'skip' },
+      { selector: 'style', format: 'skip' },
+    ],
+    preserveNewlines: true,
+  })
+}
+
 export async function pollOutlookWebhooks() {
   logger.info('Starting Outlook webhook polling')
 
@@ -357,7 +376,18 @@ async function processOutlookEmails(
         to: email.toRecipients?.map((r) => r.emailAddress.address).join(', ') || '',
         cc: email.ccRecipients?.map((r) => r.emailAddress.address).join(', ') || '',
         date: email.receivedDateTime,
-        bodyText: email.bodyPreview || '',
+        bodyText: (() => {
+          const content = email.body?.content || ''
+          const type = (email.body?.contentType || '').toLowerCase()
+          if (!content) {
+            return email.bodyPreview || ''
+          }
+          if (type === 'text' || type === 'text/plain') {
+            return content
+          }
+          // Default to converting HTML or unknown types
+          return convertHtmlToPlainText(content)
+        })(),
         bodyHtml: email.body?.content || '',
         hasAttachments: email.hasAttachments,
         isRead: email.isRead,

apps/sim/package.json

@@ -89,6 +89,7 @@
     "fuse.js": "7.1.0",
     "geist": "1.4.2",
     "groq-sdk": "^0.15.0",
+    "html-to-text": "^9.0.5",
     "input-otp": "^1.4.2",
     "ioredis": "^5.6.0",
     "jose": "6.0.11",
@@ -133,6 +134,7 @@
     "@testing-library/react": "^16.3.0",
     "@testing-library/user-event": "^14.6.1",
     "@trigger.dev/build": "4.0.0",
+    "@types/html-to-text": "^9.0.4",
     "@types/js-yaml": "4.0.9",
     "@types/jsdom": "21.1.7",
     "@types/lodash": "^4.17.16",

apps/sim/tools/index.ts

@@ -12,6 +12,61 @@ import {
 
 const logger = createLogger('Tools')
 
+// Extract a concise, meaningful error message from diverse API error shapes
+function getDeepApiErrorMessage(errorInfo?: {
+  status?: number
+  statusText?: string
+  data?: any
+}): string {
+  return (
+    // GraphQL errors (Linear API)
+    errorInfo?.data?.errors?.[0]?.message ||
+    // X/Twitter API specific pattern
+    errorInfo?.data?.errors?.[0]?.detail ||
+    // Generic details array
+    errorInfo?.data?.details?.[0]?.message ||
+    // Hunter API pattern
+    errorInfo?.data?.errors?.[0]?.details ||
+    // Direct errors array (when errors[0] is a string or simple object)
+    (Array.isArray(errorInfo?.data?.errors)
+      ? typeof errorInfo.data.errors[0] === 'string'
+        ? errorInfo.data.errors[0]
+        : errorInfo.data.errors[0]?.message
+      : undefined) ||
+    // Notion/Discord/GitHub/Twilio pattern
+    errorInfo?.data?.message ||
+    // SOAP/XML fault patterns
+    errorInfo?.data?.fault?.faultstring ||
+    errorInfo?.data?.faultstring ||
+    // Microsoft/OAuth error descriptions
+    errorInfo?.data?.error_description ||
+    // Airtable/Google fallback pattern
+    (typeof errorInfo?.data?.error === 'object'
+      ? errorInfo?.data?.error?.message || JSON.stringify(errorInfo?.data?.error)
+      : errorInfo?.data?.error) ||
+    // HTTP status text fallback
+    errorInfo?.statusText ||
+    // Final fallback
+    `Request failed with status ${errorInfo?.status || 'unknown'}`
+  )
+}
+
+// Create an Error instance from errorInfo and attach useful context
+function createTransformedErrorFromErrorInfo(errorInfo?: {
+  status?: number
+  statusText?: string
+  data?: any
+}): Error {
+  const message = getDeepApiErrorMessage(errorInfo)
+  const transformed = new Error(message)
+  Object.assign(transformed, {
+    status: errorInfo?.status,
+    statusText: errorInfo?.statusText,
+    data: errorInfo?.data,
+  })
+  return transformed
+}
+
 /**
  * Process file outputs for a tool result if execution context is available
  * Uses dynamic imports to avoid client-side bundling issues
@@ -410,15 +465,46 @@ async function handleInternalRequest(
 
     const response = await fetch(fullUrl, requestOptions)
 
-    // Parse response data once
+    // For non-OK responses, attempt JSON first; if parsing fails, preserve legacy error expected by tests
+    if (!response.ok) {
+      let errorData: any
+      try {
+        errorData = await response.json()
+      } catch (jsonError) {
+        logger.error(`[${requestId}] JSON parse error for ${toolId}:`, {
+          error: jsonError instanceof Error ? jsonError.message : String(jsonError),
+        })
+        throw new Error(`Failed to parse response from ${toolId}: ${jsonError}`)
+      }
+
+      const { isError, errorInfo } = isErrorResponse(response, errorData)
+      if (isError) {
+        const errorToTransform = createTransformedErrorFromErrorInfo(errorInfo)
+
+        logger.error(`[${requestId}] Internal API error for ${toolId}:`, {
+          status: errorInfo?.status,
+          errorData: errorInfo?.data,
+        })
+
+        throw errorToTransform
+      }
+    }
+
+    // Parse response data once with guard for empty 202 bodies
     let responseData
-    try {
+    const status = response.status
-      responseData = await response.json()
+    if (status === 202) {
-    } catch (jsonError) {
+      // Many APIs (e.g., Microsoft Graph) return 202 with empty body
-      logger.error(`[${requestId}] JSON parse error for ${toolId}:`, {
+      responseData = { status }
-        error: jsonError instanceof Error ? jsonError.message : String(jsonError),
+    } else {
-      })
+      try {
-      throw new Error(`Failed to parse response from ${toolId}: ${jsonError}`)
+        responseData = await response.json()
+      } catch (jsonError) {
+        logger.error(`[${requestId}] JSON parse error for ${toolId}:`, {
+          error: jsonError instanceof Error ? jsonError.message : String(jsonError),
+        })
+        throw new Error(`Failed to parse response from ${toolId}: ${jsonError}`)
+      }
     }
 
     // Check for error conditions
@@ -426,44 +512,7 @@ async function handleInternalRequest(
 
     if (isError) {
       // Handle error case
-      const errorToTransform = new Error(
+      const errorToTransform = createTransformedErrorFromErrorInfo(errorInfo)
-        // GraphQL errors (Linear API)
-        errorInfo?.data?.errors?.[0]?.message ||
-          // X/Twitter API specific pattern
-          errorInfo?.data?.errors?.[0]?.detail ||
-          // Generic details array
-          errorInfo?.data?.details?.[0]?.message ||
-          // Hunter API pattern
-          errorInfo?.data?.errors?.[0]?.details ||
-          // Direct errors array (when errors[0] is a string or simple object)
-          (Array.isArray(errorInfo?.data?.errors)
-            ? typeof errorInfo.data.errors[0] === 'string'
-              ? errorInfo.data.errors[0]
-              : errorInfo.data.errors[0]?.message
-            : undefined) ||
-          // Notion/Discord/GitHub/Twilio pattern
-          errorInfo?.data?.message ||
-          // SOAP/XML fault patterns
-          errorInfo?.data?.fault?.faultstring ||
-          errorInfo?.data?.faultstring ||
-          // Microsoft/OAuth error descriptions
-          errorInfo?.data?.error_description ||
-          // Airtable/Google fallback pattern
-          (typeof errorInfo?.data?.error === 'object'
-            ? errorInfo?.data?.error?.message || JSON.stringify(errorInfo?.data?.error)
-            : errorInfo?.data?.error) ||
-          // HTTP status text fallback
-          errorInfo?.statusText ||
-          // Final fallback
-          `Request failed with status ${errorInfo?.status || 'unknown'}`
-      )
-
-      // Add error context
-      Object.assign(errorToTransform, {
-        status: errorInfo?.status,
-        statusText: errorInfo?.statusText,
-        data: errorInfo?.data,
-      })
 
       logger.error(`[${requestId}] Internal API error for ${toolId}:`, {
         status: errorInfo?.status,

apps/sim/tools/microsoft_excel/read.ts

@@ -35,7 +35,8 @@ export const readTool: ToolConfig<MicrosoftExcelToolParams, MicrosoftExcelReadRe
       type: 'string',
       required: false,
       visibility: 'user-or-llm',
-      description: 'The range of cells to read from',
+      description:
+        'The range of cells to read from. Accepts "SheetName!A1:B2" for explicit ranges or just "SheetName" to read the used range of that sheet. If omitted, reads the used range of the first sheet.',
     },
   },
 
@@ -53,10 +54,19 @@ export const readTool: ToolConfig<MicrosoftExcelToolParams, MicrosoftExcelReadRe
       }
 
       const rangeInput = params.range.trim()
+
+      // If the input contains no '!', treat it as a sheet name only and fetch usedRange
+      if (!rangeInput.includes('!')) {
+        const sheetOnly = encodeURIComponent(rangeInput)
+        return `https://graph.microsoft.com/v1.0/me/drive/items/${spreadsheetId}/workbook/worksheets('${sheetOnly}')/usedRange(valuesOnly=true)`
+      }
+
       const match = rangeInput.match(/^([^!]+)!(.+)$/)
 
       if (!match) {
-        throw new Error(`Invalid range format: "${params.range}". Use the format "Sheet1!A1:B2"`)
+        throw new Error(
+          `Invalid range format: "${params.range}". Use "Sheet1!A1:B2" or just "Sheet1" to read the whole sheet`
+        )
       }
 
       const sheetName = encodeURIComponent(match[1])
@@ -104,7 +114,7 @@ export const readTool: ToolConfig<MicrosoftExcelToolParams, MicrosoftExcelReadRe
       if (!rangeResp.ok) {
         // Normalize Microsoft Graph sheet/range errors to a friendly message
         throw new Error(
-          'Invalid range provided or worksheet not found. Provide a range like "Sheet1!A1:B2"'
+          'Invalid range provided or worksheet not found. Provide a range like "Sheet1!A1:B2" or just the sheet name to read the whole sheet'
         )
       }
 

apps/sim/tools/outlook/forward.ts

@@ -0,0 +1,154 @@
+import type { OutlookForwardParams, OutlookForwardResponse } from '@/tools/outlook/types'
+import type { ToolConfig } from '@/tools/types'
+
+export const outlookForwardTool: ToolConfig<OutlookForwardParams, OutlookForwardResponse> = {
+  id: 'outlook_forward',
+  name: 'Outlook Forward',
+  description: 'Forward an existing Outlook message to specified recipients',
+  version: '1.0.0',
+
+  oauth: {
+    required: true,
+    provider: 'outlook',
+  },
+
+  params: {
+    accessToken: {
+      type: 'string',
+      required: true,
+      visibility: 'hidden',
+      description: 'OAuth access token for Outlook',
+    },
+    messageId: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description: 'The ID of the message to forward',
+    },
+    to: {
+      type: 'string',
+      required: true,
+      visibility: 'user-only',
+      description: 'Recipient email address(es), comma-separated',
+    },
+    comment: {
+      type: 'string',
+      required: false,
+      visibility: 'user-or-llm',
+      description: 'Optional comment to include with the forwarded message',
+    },
+  },
+
+  request: {
+    url: (params) => {
+      return `https://graph.microsoft.com/v1.0/me/messages/${params.messageId}/forward`
+    },
+    method: 'POST',
+    headers: (params) => {
+      if (!params.accessToken) {
+        throw new Error('Access token is required')
+      }
+      return {
+        Authorization: `Bearer ${params.accessToken}`,
+        'Content-Type': 'application/json',
+      }
+    },
+    body: (params: OutlookForwardParams): Record<string, any> => {
+      const parseEmails = (emailString?: string) => {
+        if (!emailString) return []
+        return emailString
+          .split(',')
+          .map((email) => email.trim())
+          .filter((email) => email.length > 0)
+          .map((email) => ({ emailAddress: { address: email } }))
+      }
+
+      const toRecipients = parseEmails(params.to)
+      if (toRecipients.length === 0) {
+        throw new Error('At least one recipient is required to forward a message')
+      }
+
+      return {
+        comment: params.comment ?? '',
+        toRecipients,
+      }
+    },
+  },
+
+  transformResponse: async (response: Response) => {
+    const status = response.status
+    const requestId =
+      response.headers?.get('request-id') || response.headers?.get('x-ms-request-id') || undefined
+
+    // Graph forward action typically returns 202/204 with no body. Try to read text safely.
+    let bodyText = ''
+    try {
+      bodyText = await response.text()
+    } catch (_) {
+      // ignore body read errors
+    }
+
+    // Attempt to parse JSON if present (rare for this endpoint). Extract message identifiers if available.
+    let parsed: any | undefined
+    if (bodyText && bodyText.trim().length > 0) {
+      try {
+        parsed = JSON.parse(bodyText)
+      } catch (_) {
+        // non-JSON body; ignore
+      }
+    }
+
+    const messageId = parsed?.id || parsed?.messageId || parsed?.internetMessageId
+    const internetMessageId = parsed?.internetMessageId
+
+    return {
+      success: true,
+      output: {
+        message:
+          status === 202 || status === 204
+            ? 'Email forwarded successfully'
+            : `Email forwarded (HTTP ${status})`,
+        results: {
+          status: 'forwarded',
+          timestamp: new Date().toISOString(),
+          httpStatus: status,
+          requestId,
+          ...(messageId ? { messageId } : {}),
+          ...(internetMessageId ? { internetMessageId } : {}),
+        },
+      },
+    }
+  },
+
+  outputs: {
+    message: { type: 'string', description: 'Success or error message' },
+    results: {
+      type: 'object',
+      description: 'Delivery result details',
+      properties: {
+        status: { type: 'string', description: 'Delivery status of the email' },
+        timestamp: { type: 'string', description: 'Timestamp when email was forwarded' },
+        httpStatus: {
+          type: 'number',
+          description: 'HTTP status code returned by the API',
+          optional: true,
+        },
+        requestId: {
+          type: 'string',
+          description: 'Microsoft Graph request-id header for tracing',
+          optional: true,
+        },
+        messageId: {
+          type: 'string',
+          description: 'Forwarded message ID if provided by API',
+          optional: true,
+        },
+        internetMessageId: {
+          type: 'string',
+          description: 'RFC 822 Message-ID if provided',
+          optional: true,
+        },
+      },
+    },
+  },
+}

apps/sim/tools/outlook/index.ts

@@ -1,5 +1,6 @@
 import { outlookDraftTool } from '@/tools/outlook/draft'
+import { outlookForwardTool } from '@/tools/outlook/forward'
 import { outlookReadTool } from '@/tools/outlook/read'
 import { outlookSendTool } from '@/tools/outlook/send'
 
-export { outlookDraftTool, outlookReadTool, outlookSendTool }
+export { outlookDraftTool, outlookForwardTool, outlookReadTool, outlookSendTool }

apps/sim/tools/outlook/read.ts

@@ -127,9 +127,7 @@ export const outlookReadTool: ToolConfig<OutlookReadParams, OutlookReadResponse>
   },
 
   outputs: {
-    success: { type: 'boolean', description: 'Email read operation success status' },
-    messageCount: { type: 'number', description: 'Number of emails retrieved' },
-    messages: { type: 'array', description: 'Array of email message objects' },
     message: { type: 'string', description: 'Success or status message' },
+    results: { type: 'array', description: 'Array of email message objects' },
   },
 }

apps/sim/tools/outlook/types.ts

@@ -136,3 +136,19 @@ export interface CleanedOutlookMessage {
 }
 
 export type OutlookResponse = OutlookReadResponse | OutlookSendResponse | OutlookDraftResponse
+
+export interface OutlookForwardParams {
+  accessToken: string
+  messageId: string
+  to: string
+  comment?: string
+}
+
+export interface OutlookForwardResponse extends ToolResponse {
+  output: {
+    message: string
+    results: any
+  }
+}
+
+export type OutlookExtendedResponse = OutlookResponse | OutlookForwardResponse

apps/sim/tools/registry.ts

@@ -109,7 +109,12 @@ import {
 } from '@/tools/notion'
 import { onedriveCreateFolderTool, onedriveListTool, onedriveUploadTool } from '@/tools/onedrive'
 import { imageTool, embeddingsTool as openAIEmbeddings } from '@/tools/openai'
-import { outlookDraftTool, outlookReadTool, outlookSendTool } from '@/tools/outlook'
+import {
+  outlookDraftTool,
+  outlookForwardTool,
+  outlookReadTool,
+  outlookSendTool,
+} from '@/tools/outlook'
 import { parallelSearchTool } from '@/tools/parallel'
 import { perplexityChatTool } from '@/tools/perplexity'
 import {
@@ -302,6 +307,7 @@ export const tools: Record<string, ToolConfig> = {
   outlook_read: outlookReadTool,
   outlook_send: outlookSendTool,
   outlook_draft: outlookDraftTool,
+  outlook_forward: outlookForwardTool,
   linear_read_issues: linearReadIssuesTool,
   linear_create_issue: linearCreateIssueTool,
   onedrive_create_folder: onedriveCreateFolderTool,

apps/sim/triggers/outlook/poller.ts

@@ -79,7 +79,7 @@ export const outlookPollingTrigger: TriggerConfig = {
       },
       bodyText: {
         type: 'string',
-        description: 'Plain text email body (preview)',
+        description: 'Plain text email body',
       },
       bodyHtml: {
         type: 'string',

bun.lock

@@ -118,6 +118,7 @@
         "fuse.js": "7.1.0",
         "geist": "1.4.2",
         "groq-sdk": "^0.15.0",
+        "html-to-text": "^9.0.5",
         "input-otp": "^1.4.2",
         "ioredis": "^5.6.0",
         "jose": "6.0.11",
@@ -162,6 +163,7 @@
         "@testing-library/react": "^16.3.0",
         "@testing-library/user-event": "^14.6.1",
         "@trigger.dev/build": "4.0.0",
+        "@types/html-to-text": "^9.0.4",
         "@types/js-yaml": "4.0.9",
         "@types/jsdom": "21.1.7",
         "@types/lodash": "^4.17.16",
@@ -1378,6 +1380,8 @@
 
     "@types/hast": ["@types/hast@3.0.4", "", { "dependencies": { "@types/unist": "*" } }, "sha512-WPs+bbQw5aCj+x6laNGWLH3wviHtoCv/P3+otBhbOhJgG8qtpdAMlTCxLtsTWA7LH1Oh/bFCHsBn0TPS5m30EQ=="],
 
+    "@types/html-to-text": ["@types/html-to-text@9.0.4", "", {}, "sha512-pUY3cKH/Nm2yYrEmDlPR1mR7yszjGx4DrwPjQ702C4/D5CwHuZTgZdIdwPkRbcuhs7BAh2L5rg3CL5cbRiGTCQ=="],
+
     "@types/inquirer": ["@types/inquirer@8.2.12", "", { "dependencies": { "@types/through": "*", "rxjs": "^7.2.0" } }, "sha512-YxURZF2ZsSjU5TAe06tW0M3sL4UI9AMPA6dd8I72uOtppzNafcY38xkYgCZ/vsVOAyNdzHmvtTpLWilOrbP0dQ=="],
 
     "@types/js-yaml": ["@types/js-yaml@4.0.9", "", {}, "sha512-k4MGaQl5TGo/iipqb2UDG2UwjXziSWkh0uysQelTlJpX1qGlpUZYm8PnO4DxG1qBomtJUdYJ6qR6xdIah10JLg=="],