improvement(kb): migrate manual fetches in kb module to use reactquery

apps/sim/app/workspace/[workspaceId]/knowledge/[id]/[documentId]/components/create-chunk-modal/create-chunk-modal.tsx

@@ -2,7 +2,6 @@
 
 import { useRef, useState } from 'react'
 import { createLogger } from '@sim/logger'
-import { useQueryClient } from '@tanstack/react-query'
 import {
   Button,
   Label,
@@ -14,7 +13,7 @@ import {
   Textarea,
 } from '@/components/emcn'
 import type { DocumentData } from '@/lib/knowledge/types'
-import { knowledgeKeys } from '@/hooks/queries/knowledge'
+import { useCreateChunk } from '@/hooks/queries/knowledge'
 
 const logger = createLogger('CreateChunkModal')
 
@@ -31,74 +30,53 @@ export function CreateChunkModal({
   document,
   knowledgeBaseId,
 }: CreateChunkModalProps) {
-  const queryClient = useQueryClient()
+  const {
+    mutate: createChunk,
+    isPending: isCreating,
+    error: mutationError,
+    reset: resetMutation,
+  } = useCreateChunk()
   const [content, setContent] = useState('')
-  const [isCreating, setIsCreating] = useState(false)
-  const [error, setError] = useState<string | null>(null)
   const [showUnsavedChangesAlert, setShowUnsavedChangesAlert] = useState(false)
   const isProcessingRef = useRef(false)
 
+  const error = mutationError?.message ?? null
   const hasUnsavedChanges = content.trim().length > 0
 
-  const handleCreateChunk = async () => {
+  const handleCreateChunk = () => {
     if (!document || content.trim().length === 0 || isProcessingRef.current) {
       if (isProcessingRef.current) {
         logger.warn('Chunk creation already in progress, ignoring duplicate request')
       }
       return
     }
 
-    try {
-      isProcessingRef.current = true
-      setIsCreating(true)
-      setError(null)
-
-      const response = await fetch(
-        `/api/knowledge/${knowledgeBaseId}/documents/${document.id}/chunks`,
-        {
-          method: 'POST',
-          headers: {
-            'Content-Type': 'application/json',
-          },
-          body: JSON.stringify({
-            content: content.trim(),
-            enabled: true,
-          }),
-        }
-      )
-
-      if (!response.ok) {
-        const result = await response.json()
-        throw new Error(result.error || 'Failed to create chunk')
+    isProcessingRef.current = true
+
+    createChunk(
+      {
+        knowledgeBaseId,
+        documentId: document.id,
+        content: content.trim(),
+        enabled: true,
+      },
+      {
+        onSuccess: () => {
+          isProcessingRef.current = false
+          onClose()
+        },
+        onError: () => {
+          isProcessingRef.current = false
+        },
       }
-
-      const result = await response.json()
-
-      if (result.success && result.data) {
-        logger.info('Chunk created successfully:', result.data.id)
-
-        await queryClient.invalidateQueries({
-          queryKey: knowledgeKeys.detail(knowledgeBaseId),
-        })
-
-        onClose()
-      } else {
-        throw new Error(result.error || 'Failed to create chunk')
-      }
-    } catch (err) {
-      logger.error('Error creating chunk:', err)
-      setError(err instanceof Error ? err.message : 'An error occurred')
-    } finally {
-      isProcessingRef.current = false
-      setIsCreating(false)
-    }
+    )
   }
 
   const onClose = () => {
     onOpenChange(false)
     setContent('')
-    setError(null)
     setShowUnsavedChangesAlert(false)
+    resetMutation()
   }
 
   const handleCloseAttempt = () => {

apps/sim/app/workspace/[workspaceId]/knowledge/[id]/[documentId]/components/delete-chunk-modal/delete-chunk-modal.tsx

@@ -1,13 +1,8 @@
 'use client'
 
-import { useState } from 'react'
-import { createLogger } from '@sim/logger'
-import { useQueryClient } from '@tanstack/react-query'
 import { Button, Modal, ModalBody, ModalContent, ModalFooter, ModalHeader } from '@/components/emcn'
 import type { ChunkData } from '@/lib/knowledge/types'
-import { knowledgeKeys } from '@/hooks/queries/knowledge'
-
-const logger = createLogger('DeleteChunkModal')
+import { useDeleteChunk } from '@/hooks/queries/knowledge'
 
 interface DeleteChunkModalProps {
   chunk: ChunkData | null
@@ -24,44 +19,12 @@ export function DeleteChunkModal({
   isOpen,
   onClose,
 }: DeleteChunkModalProps) {
-  const queryClient = useQueryClient()
-  const [isDeleting, setIsDeleting] = useState(false)
+  const { mutate: deleteChunk, isPending: isDeleting } = useDeleteChunk()
 
-  const handleDeleteChunk = async () => {
+  const handleDeleteChunk = () => {
     if (!chunk || isDeleting) return
 
-    try {
-      setIsDeleting(true)
-
-      const response = await fetch(
-        `/api/knowledge/${knowledgeBaseId}/documents/${documentId}/chunks/${chunk.id}`,
-        {
-          method: 'DELETE',
-        }
-      )
-
-      if (!response.ok) {
-        throw new Error('Failed to delete chunk')
-      }
-
-      const result = await response.json()
-
-      if (result.success) {
-        logger.info('Chunk deleted successfully:', chunk.id)
-
-        await queryClient.invalidateQueries({
-          queryKey: knowledgeKeys.detail(knowledgeBaseId),
-        })
-
-        onClose()
-      } else {
-        throw new Error(result.error || 'Failed to delete chunk')
-      }
-    } catch (err) {
-      logger.error('Error deleting chunk:', err)
-    } finally {
-      setIsDeleting(false)
-    }
+    deleteChunk({ knowledgeBaseId, documentId, chunkId: chunk.id }, { onSuccess: onClose })
   }
 
   if (!chunk) return null

apps/sim/app/workspace/[workspaceId]/knowledge/[id]/[documentId]/components/document-tags-modal/document-tags-modal.tsx

@@ -25,6 +25,7 @@ import {
 } from '@/hooks/kb/use-knowledge-base-tag-definitions'
 import { useNextAvailableSlot } from '@/hooks/kb/use-next-available-slot'
 import { type TagDefinitionInput, useTagDefinitions } from '@/hooks/kb/use-tag-definitions'
+import { useUpdateDocumentTags } from '@/hooks/queries/knowledge'
 
 const logger = createLogger('DocumentTagsModal')
 
@@ -58,8 +59,6 @@ function formatValueForDisplay(value: string, fieldType: string): string {
       try {
         const date = new Date(value)
         if (Number.isNaN(date.getTime())) return value
-        // For UTC dates, display the UTC date to prevent timezone shifts
-        // e.g., 2002-05-16T00:00:00.000Z should show as "May 16, 2002" not "May 15, 2002"
         if (typeof value === 'string' && (value.endsWith('Z') || /[+-]\d{2}:\d{2}$/.test(value))) {
           return new Date(
             date.getUTCFullYear(),
@@ -96,6 +95,7 @@ export function DocumentTagsModal({
   const documentTagHook = useTagDefinitions(knowledgeBaseId, documentId)
   const kbTagHook = useKnowledgeBaseTagDefinitions(knowledgeBaseId)
   const { getNextAvailableSlot: getServerNextSlot } = useNextAvailableSlot(knowledgeBaseId)
+  const { mutateAsync: updateDocumentTags } = useUpdateDocumentTags()
 
   const { saveTagDefinitions, tagDefinitions, fetchTagDefinitions } = documentTagHook
   const { tagDefinitions: kbTagDefinitions, fetchTagDefinitions: refreshTagDefinitions } = kbTagHook
@@ -118,7 +118,6 @@ export function DocumentTagsModal({
       const definition = definitions.find((def) => def.tagSlot === slot)
 
       if (rawValue !== null && rawValue !== undefined && definition) {
-        // Convert value to string for storage
         const stringValue = String(rawValue).trim()
         if (stringValue) {
           tags.push({
@@ -142,41 +141,34 @@ export function DocumentTagsModal({
     async (tagsToSave: DocumentTag[]) => {
       if (!documentData) return
 
-      try {
-        const tagData: Record<string, string> = {}
-
-        // Only include tags that have values (omit empty ones)
-        // Use empty string for slots that should be cleared
-        ALL_TAG_SLOTS.forEach((slot) => {
-          const tag = tagsToSave.find((t) => t.slot === slot)
-          if (tag?.value.trim()) {
-            tagData[slot] = tag.value.trim()
-          } else {
-            // Use empty string to clear a tag (API schema expects string, not null)
-            tagData[slot] = ''
-          }
-        })
-
-        const response = await fetch(`/api/knowledge/${knowledgeBaseId}/documents/${documentId}`, {
-          method: 'PUT',
-          headers: {
-            'Content-Type': 'application/json',
-          },
-          body: JSON.stringify(tagData),
-        })
-
-        if (!response.ok) {
-          throw new Error('Failed to update document tags')
+      const tagData: Record<string, string> = {}
+
+      ALL_TAG_SLOTS.forEach((slot) => {
+        const tag = tagsToSave.find((t) => t.slot === slot)
+        if (tag?.value.trim()) {
+          tagData[slot] = tag.value.trim()
+        } else {
+          tagData[slot] = ''
         }
+      })
 
-        onDocumentUpdate?.(tagData as Record<string, string>)
-        await fetchTagDefinitions()
-      } catch (error) {
-        logger.error('Error updating document tags:', error)
-        throw error
-      }
+      await updateDocumentTags({
+        knowledgeBaseId,
+        documentId,
+        tags: tagData,
+      })
+
+      onDocumentUpdate?.(tagData)
+      await fetchTagDefinitions()
     },
-    [documentData, knowledgeBaseId, documentId, fetchTagDefinitions, onDocumentUpdate]
+    [
+      documentData,
+      knowledgeBaseId,
+      documentId,
+      updateDocumentTags,
+      fetchTagDefinitions,
+      onDocumentUpdate,
+    ]
   )
 
   const handleRemoveTag = async (index: number) => {