first commit

apps/bundle-analyzer/components/error-state.tsx

@@ -0,0 +1,42 @@
+'use client'
+
+import { RefreshCw, AlertTriangle } from 'lucide-react'
+import { NetworkError } from '@/lib/errors'
+
+interface ErrorStateProps {
+  error: unknown
+  onRetry?: () => void
+}
+
+export function ErrorState({ error }: ErrorStateProps) {
+  const isNetwork = error instanceof NetworkError
+  const title = isNetwork ? 'Server Connection Lost' : 'Error'
+  const message = isNetwork
+    ? 'Unable to connect to the bundle analyzer server. Please ensure the server is running and try again.'
+    : ((error as any)?.message ?? 'An unexpected error occurred.')
+
+  return (
+    <div className="flex-1 flex items-center justify-center">
+      <div className="text-center space-y-4 max-w-md px-6">
+        <div className="inline-flex items-center justify-center w-16 h-16 rounded-full bg-destructive/10 text-destructive mb-2">
+          <AlertTriangle className="w-8 h-8" />
+        </div>
+        <div>
+          <h3 className="text-lg font-semibold text-foreground mb-2">
+            {title}
+          </h3>
+          <p className="text-sm text-muted-foreground mb-4">{message}</p>
+          <button
+            onClick={() => {
+              window.location.reload()
+            }}
+            className="inline-flex items-center gap-2 px-4 py-2 rounded-md bg-primary text-primary-foreground hover:bg-primary/90 transition-colors text-sm font-medium"
+          >
+            <RefreshCw className="w-4 h-4" />
+            Retry Connection
+          </button>
+        </div>
+      </div>
+    </div>
+  )
+}

apps/bundle-analyzer/components/file-search.tsx

@@ -0,0 +1,63 @@
+'use client'
+
+import { useEffect, useRef, useState } from 'react'
+import { Input } from '@/components/ui/input'
+import { Kbd } from '@/components/ui/kbd'
+
+interface FileSearchProps {
+  value: string
+  onChange: (value: string) => void
+}
+
+export function FileSearch({ value, onChange }: FileSearchProps) {
+  const [focused, setFocused] = useState(false)
+  const inputRef = useRef<HTMLInputElement>(null)
+
+  useEffect(() => {
+    const handleKeyDown = (e: KeyboardEvent) => {
+      if (
+        e.key === '/' &&
+        !['INPUT', 'TEXTAREA'].includes((e.target as HTMLElement).tagName)
+      ) {
+        e.preventDefault()
+        inputRef.current?.focus()
+      } else if (
+        e.key === 'Escape' &&
+        document.activeElement === inputRef.current
+      ) {
+        e.preventDefault()
+        onChange('')
+        inputRef.current?.blur()
+      }
+    }
+
+    window.addEventListener('keydown', handleKeyDown)
+    return () => window.removeEventListener('keydown', handleKeyDown)
+  }, [onChange])
+
+  const handleFocus = () => {
+    setFocused(true)
+  }
+
+  const handleBlur = () => {
+    setFocused(false)
+  }
+
+  return (
+    <div className="relative">
+      <Input
+        ref={inputRef}
+        type="search"
+        value={value}
+        onChange={(e) => onChange(e.target.value)}
+        onFocus={handleFocus}
+        onBlur={handleBlur}
+        placeholder="Search files..."
+        className="w-48 focus:w-80 transition-all duration-200 pr-8"
+      />
+      {!value && !focused && (
+        <Kbd className="absolute right-2 top-1/2 -translate-y-1/2">/</Kbd>
+      )}
+    </div>
+  )
+}

apps/bundle-analyzer/components/import-chain.tsx

@@ -0,0 +1,538 @@
+'use client'
+
+import {
+  ArrowUp,
+  ChevronLeft,
+  ChevronRight,
+  Box,
+  File,
+  PanelTop,
+  SquareFunction,
+  Server,
+  Globe,
+  MessageCircleQuestion,
+} from 'lucide-react'
+import { useMemo, useState } from 'react'
+import type {
+  AnalyzeData,
+  ModuleIndex,
+  ModulesData,
+  SourceIndex,
+} from '@/lib/analyze-data'
+import { splitIdent } from '@/lib/utils'
+import clsx from 'clsx'
+import { Button } from '@/components/ui/button'
+
+interface ImportChainProps {
+  startFileId: number
+  analyzeData: AnalyzeData
+  modulesData: ModulesData
+  depthMap: Map<ModuleIndex, number>
+  environmentFilter: 'client' | 'server'
+}
+
+interface ChainLevel {
+  moduleIndex: ModuleIndex
+  sourceIndex: SourceIndex | undefined
+  path: string
+  depth: number
+  fullPath?: string
+  templateArgs?: string
+  layer?: string
+  moduleType?: string
+  treeShaking?: string
+  selectedIndex: number
+  totalCount: number
+  // Info about this level's relationship to parent (undefined for root)
+  info?: DependentInfo
+}
+
+interface DependentInfo {
+  moduleIndex: number
+  sourceIndex: number | undefined
+  ident: string
+  isAsync: boolean
+  depth: number
+}
+
+type PathPart = {
+  segment: string
+  isCommon: boolean
+  isLastCommon: boolean
+  isPackageName: boolean
+  isInfrastructure: boolean
+}
+
+function spitPathSegments(path: string): string[] {
+  return Array.from(path.matchAll(/(.+?(?:\/|$))/g)).map(([i]) => i)
+}
+
+function getPathParts(
+  currentPath: string,
+  previousPath: string | null
+): PathPart[] {
+  const currentSegments = spitPathSegments(currentPath)
+
+  let commonCount = 0
+  if (previousPath) {
+    const previousSegments = spitPathSegments(previousPath)
+
+    const minLength = Math.min(currentSegments.length, previousSegments.length)
+
+    for (let i = 0; i < minLength; i++) {
+      if (currentSegments[i] === previousSegments[i]) {
+        commonCount++
+      } else {
+        break
+      }
+    }
+  }
+
+  let infrastructureCount = 0
+  let packageNameCount = 0
+  let nodeModulesIndex = currentSegments.lastIndexOf('node_modules/')
+  if (nodeModulesIndex === -1) {
+    nodeModulesIndex = currentSegments.length
+  } else {
+    infrastructureCount = nodeModulesIndex + 1
+    if (currentSegments[nodeModulesIndex + 1]?.startsWith('@')) {
+      packageNameCount = 2
+    } else {
+      packageNameCount = 1
+    }
+  }
+
+  return currentSegments.map((segment, i) => ({
+    segment,
+    isCommon: i < commonCount,
+    isLastCommon: i === commonCount - 1,
+    isInfrastructure: i < infrastructureCount,
+    isPackageName:
+      i >= infrastructureCount && i < infrastructureCount + packageNameCount,
+  }))
+}
+
+function getTitle(level: ChainLevel) {
+  const parts = []
+  if (level.fullPath) parts.push(`Full Path: ${level.fullPath}`)
+  else parts.push(`Path: ${level.path}`)
+  if (level.layer) parts.push(`Layer: ${level.layer}`)
+  if (level.moduleType) parts.push(`Module Type: ${level.moduleType}`)
+  if (level.treeShaking) parts.push(`Tree Shaking: ${level.treeShaking}`)
+  if (level.templateArgs) parts.push(`Template Args: ${level.templateArgs}`)
+  return parts.join('\n')
+}
+
+export function ImportChain({
+  startFileId,
+  analyzeData,
+  modulesData,
+  depthMap,
+  environmentFilter,
+}: ImportChainProps) {
+  // Filter to include only the current route
+  const [currentRouteOnly, setCurrentRouteOnly] = useState(true)
+
+  // Track which dependent is selected at each level
+  const [selectedIndices, setSelectedIndices] = useState<number[]>([])
+
+  // Helper function to get module indices from source path
+  const getModuleIndicesFromSourceIndex = (sourceIndex: number) => {
+    const path = analyzeData.getFullSourcePath(sourceIndex)
+    return modulesData.getModuleIndiciesFromPath(path)
+  }
+
+  // Helper function to get source index from module path
+  const getSourceIndexFromModuleIndex = (moduleIndex: number) => {
+    const module = modulesData.module(moduleIndex)
+    if (!module) return undefined
+
+    // Search through all sources to find one with matching path
+    const modulePath = module.path
+    for (let i = 0; i < analyzeData.sourceCount(); i++) {
+      if (analyzeData.getFullSourcePath(i) === modulePath) {
+        return i
+      }
+    }
+    return undefined
+  }
+
+  // Build the import chain based on current selections
+  const chain = useMemo(() => {
+    const result: ChainLevel[] = []
+    const visitedModules = new Set<number>()
+
+    const startPath = analyzeData.getFullSourcePath(startFileId)
+    if (!startPath) return result
+
+    // Get all module indices for the starting source
+    const startModuleIndices = getModuleIndicesFromSourceIndex(
+      startFileId
+    ).filter((moduleIndex) => {
+      if (currentRouteOnly && !depthMap.has(moduleIndex)) {
+        return false
+      }
+      let module = modulesData.module(moduleIndex)
+      let layer = splitIdent(module?.ident || '').layer
+      if (layer) {
+        if (environmentFilter === 'client' && /ssr|rsc|route|api/.test(layer)) {
+          return false
+        }
+        if (environmentFilter === 'server' && /client/.test(layer)) {
+          return false
+        }
+      }
+      return true
+    })
+    if (startModuleIndices.length === 0) return result
+
+    // Get the selected index for the start modules (default to 0)
+    const selectedStartIdx = selectedIndices[0] ?? 0
+    const actualStartIdx = Math.min(
+      selectedStartIdx,
+      startModuleIndices.length - 1
+    )
+    const startModuleIndex = startModuleIndices[actualStartIdx]
+    const startIdent = modulesData.module(startModuleIndex)?.ident ?? ''
+
+    result.push({
+      moduleIndex: startModuleIndex,
+      sourceIndex: startFileId,
+      path: startPath,
+      ...splitIdent(startIdent),
+      depth: depthMap.get(startModuleIndex) ?? Infinity,
+      selectedIndex: actualStartIdx,
+      totalCount: startModuleIndices.length,
+    })
+
+    visitedModules.add(startModuleIndex)
+
+    // Build chain by following selected dependents
+    let levelIndex = 1
+    let currentModuleIndex = startModuleIndex
+
+    while (true) {
+      // Get dependents at the module level (sync and async)
+      const dependentModuleIndices = [
+        ...modulesData
+          .moduleDependents(currentModuleIndex)
+          .map((index: number) => ({
+            index,
+            async: false,
+            depth: depthMap.get(index) ?? Infinity,
+          })),
+        ...modulesData
+          .asyncModuleDependents(currentModuleIndex)
+          .map((index: number) => ({
+            index,
+            async: true,
+            depth: depthMap.get(index) ?? Infinity,
+          })),
+      ]
+
+      // Filter out dependents that would create a cycle
+      const validDependents = dependentModuleIndices.filter(
+        ({ index, depth }) =>
+          !visitedModules.has(index) && (isFinite(depth) || !currentRouteOnly)
+      )
+
+      if (validDependents.length === 0) {
+        // No more dependents or all would create cycles
+        break
+      }
+
+      // Build info for each dependent
+      const dependentsInfo: DependentInfo[] = validDependents.map(
+        ({ index: moduleIndex, async: isAsync, depth }) => {
+          const sourceIndex = getSourceIndexFromModuleIndex(moduleIndex)
+          let ident = modulesData.module(moduleIndex)?.ident || ''
+          return {
+            moduleIndex,
+            sourceIndex,
+            ident,
+            isAsync,
+            depth,
+          }
+        }
+      )
+
+      // Sort: sync first, async second, then by source presence, then by depth
+      dependentsInfo.sort((a, b) => {
+        // Sort by depth (smallest first)
+        if (a.depth !== b.depth) {
+          return a.depth - b.depth
+        }
+        // Sort by ident length (shortest first)
+        if (a.ident.length !== b.ident.length) {
+          return a.ident.length - b.ident.length
+        }
+        // Sort by ident
+        return a.ident.localeCompare(b.ident)
+      })
+
+      // Get the selected index for this level (default to 0)
+      const selectedIdx = selectedIndices[levelIndex] ?? 0
+      const actualIdx = Math.min(selectedIdx, dependentsInfo.length - 1)
+
+      const selectedDepInfo = dependentsInfo[actualIdx]
+      const selectedDepModule = modulesData.module(selectedDepInfo.moduleIndex)
+
+      if (!selectedDepModule || selectedDepModule.ident == null) break
+
+      result.push({
+        moduleIndex: selectedDepInfo.moduleIndex,
+        sourceIndex: selectedDepInfo.sourceIndex,
+        path: selectedDepModule.path,
+        depth: depthMap.get(selectedDepInfo.moduleIndex) ?? Infinity,
+        ...splitIdent(selectedDepModule.ident),
+        selectedIndex: actualIdx,
+        totalCount: dependentsInfo.length,
+        info: selectedDepInfo,
+      })
+
+      visitedModules.add(selectedDepInfo.moduleIndex)
+      currentModuleIndex = selectedDepInfo.moduleIndex
+      levelIndex++
+
+      // Safety check to prevent infinite loops
+      if (levelIndex > 100) break
+    }
+
+    return result
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [
+    startFileId,
+    analyzeData,
+    modulesData,
+    selectedIndices,
+    currentRouteOnly,
+    depthMap,
+    environmentFilter,
+  ])
+
+  const handlePrevious = (levelIndex: number) => {
+    setSelectedIndices((prev) => {
+      const newIndices = [...prev]
+      const currentIdx = newIndices[levelIndex] ?? 0
+      const level = chain[levelIndex]
+      newIndices[levelIndex] =
+        currentIdx > 0 ? currentIdx - 1 : level.totalCount - 1
+      return newIndices.slice(0, levelIndex + 1)
+    })
+  }
+
+  const handleNext = (levelIndex: number) => {
+    setSelectedIndices((prev) => {
+      const newIndices = [...prev]
+      const currentIdx = newIndices[levelIndex] ?? 0
+      const level = chain[levelIndex]
+      newIndices[levelIndex] =
+        currentIdx < level.totalCount - 1 ? currentIdx + 1 : 0
+      return newIndices.slice(0, levelIndex + 1)
+    })
+  }
+
+  const startPath = analyzeData.getFullSourcePath(startFileId)
+  if (!startPath) return null
+
+  return (
+    <div className="space-y-2">
+      <div className="flex items-center space-x-2">
+        <h3 className="text-xs font-semibold text-foreground flex-1">
+          Import Chain
+        </h3>
+        <label
+          className="inline-flex items-center space-x-2 text-xs cursor-pointer"
+          title="Only include dependent modules that are part of the current route's bundle"
+        >
+          <span>Current route only</span>
+          <input
+            type="checkbox"
+            className="form-checkbox h-4 w-4 text-primary"
+            checked={currentRouteOnly}
+            onChange={() => setCurrentRouteOnly((prev) => !prev)}
+          />
+        </label>
+      </div>
+      <div className="space-y-0">
+        {chain.map((level, index) => {
+          const previousPath = index > 0 ? chain[index - 1].path : null
+          const parts = getPathParts(level.path, previousPath)
+
+          const flags =
+            level.sourceIndex !== undefined
+              ? analyzeData.getSourceFlags(level.sourceIndex)
+              : undefined
+
+          // Get the current item's info from the level itself
+          const currentItemInfo = level.info
+
+          return (
+            <div key={`${level.path}-${index}`}>
+              {currentItemInfo?.isAsync && <div className="h-8" />}
+              <div className="flex items-center justify-center gap-2 py-1">
+                {currentItemInfo?.isAsync && (
+                  <span className="text-xs text-muted-foreground italic">
+                    (async)
+                  </span>
+                )}
+                {index > 0 ? (
+                  <ArrowUp className="w-4 h-4 text-muted-foreground" />
+                ) : undefined}
+                {level.totalCount > 1 && (
+                  <div className="flex items-center gap-1 flex-none">
+                    <button
+                      type="button"
+                      onClick={() => handlePrevious(index)}
+                      className="p-0.5 hover:bg-accent rounded transition-colors cursor-pointer"
+                      title="Previous dependent"
+                    >
+                      <ChevronLeft className="w-3 h-3" />
+                    </button>
+                    <span className="text-muted-foreground text-xs min-w-[3ch] text-center">
+                      {level.selectedIndex + 1}/{level.totalCount}
+                    </span>
+                    <button
+                      type="button"
+                      onClick={() => handleNext(index)}
+                      className="p-0.5 hover:bg-accent rounded transition-colors cursor-pointer"
+                      title="Next dependent"
+                    >
+                      <ChevronRight className="w-3 h-3" />
+                    </button>
+                  </div>
+                )}
+              </div>
+              {currentItemInfo?.isAsync && <div className="h-8" />}
+              <div className="flex items-center gap-2">
+                <div className="flex flex-col gap-1 items-center">
+                  {!level.layer ? (
+                    <div title="Unknown">
+                      <MessageCircleQuestion className="w-3 h-3 text-gray-500" />
+                    </div>
+                  ) : /app/.test(level.layer || '') ? (
+                    <div title="App Router">
+                      <Box className="w-3 h-3 text-green-500" />
+                    </div>
+                  ) : (
+                    <div title="Pages Router">
+                      <File className="w-3 h-3 text-purple-500" />
+                    </div>
+                  )}
+                </div>
+
+                <div className="flex-1 border border-border rounded px-2 py-1 bg-background">
+                  <span
+                    className="font-mono text-xs text-foreground text-center block break-words"
+                    title={getTitle(level)}
+                  >
+                    {parts.map(
+                      (
+                        {
+                          segment,
+                          isCommon,
+                          isLastCommon,
+                          isInfrastructure,
+                          isPackageName,
+                        },
+                        i
+                      ) => (
+                        <span
+                          key={i}
+                          className={clsx(
+                            segment.length > 20 && 'break-all',
+                            isCommon &&
+                              !isLastCommon &&
+                              !isPackageName &&
+                              !isInfrastructure &&
+                              'text-muted-foreground/80',
+                            !isCommon && !isInfrastructure && 'font-bold',
+                            isInfrastructure && 'text-muted-foreground/50',
+                            isPackageName && 'text-orange-500'
+                          )}
+                        >
+                          {segment}
+                          <wbr />
+                        </span>
+                      )
+                    )}
+                  </span>
+                </div>
+
+                {/* Show icons for current item if we have flag info or no source */}
+                <div className="flex flex-col gap-1 items-center">
+                  {/client/.test(level.layer || '') &&
+                    (flags?.client ? (
+                      <div title="Included on client-side of this route">
+                        <PanelTop className="w-3 h-3 text-green-500" />
+                      </div>
+                    ) : (
+                      <div title="On client layer, but not included on client-side of this route (might be optimized away)">
+                        <PanelTop className="w-3 h-3 text-gray-500" />
+                      </div>
+                    ))}
+                  {/ssr/.test(level.layer || '') &&
+                    (flags?.server ? (
+                      <div title="Included on server-side of this route for server-side rendering">
+                        <Globe className="w-3 h-3 text-blue-500" />
+                      </div>
+                    ) : (
+                      <div title="On server-side rendering layer, but not included on server-side of this route (might be optimized away)">
+                        <Globe className="w-3 h-3 text-gray-500" />
+                      </div>
+                    ))}
+                  {/rsc/.test(level.layer || '') &&
+                    (flags?.server ? (
+                      <div title="Included on server-side of this route as Server Component">
+                        <Server className="w-3 h-3 text-orange-500" />
+                      </div>
+                    ) : (
+                      <div title="On Server Component layer, but not included on server-side of this route (might be optimized away)">
+                        <Server className="w-3 h-3 text-gray-500" />
+                      </div>
+                    ))}
+                  {/route|api/.test(level.layer || '') &&
+                    (flags?.server ? (
+                      <div title="Included on server-side of this route for API routes">
+                        <SquareFunction className="w-3 h-3 text-red-500" />
+                      </div>
+                    ) : (
+                      <div title="On API route layer, but not included on server-side of this route (might be optimized away)">
+                        <SquareFunction className="w-3 h-3 text-gray-500" />
+                      </div>
+                    ))}
+                </div>
+              </div>
+
+              <div className="block text-center">
+                {level.treeShaking && (
+                  <div className="text-xs text-foreground text-center">
+                    {level.treeShaking === 'locals'
+                      ? '(local declarations only)'
+                      : level.treeShaking === 'module evaluation'
+                        ? '(only the module evaluation part of the module)'
+                        : `(${level.treeShaking})`}
+                  </div>
+                )}
+              </div>
+            </div>
+          )
+        })}
+        {chain.length === 0 && (
+          <p className="text-muted-foreground italic text-xs">
+            No dependents found.{' '}
+            {currentRouteOnly ? (
+              <Button
+                variant="link"
+                className="inline p-0 text-xs h-auto"
+                onClick={() => setCurrentRouteOnly(false)}
+              >
+                Show all routes.
+              </Button>
+            ) : null}
+          </p>
+        )}
+      </div>
+    </div>
+  )
+}

apps/bundle-analyzer/components/index.ts

@@ -0,0 +1,4 @@
+export { ImportChain } from './import-chain'
+export { RouteTypeahead } from './route-typeahead'
+export { TreemapVisualizer } from './treemap-visualizer'
+export { ErrorState } from './error-state'

apps/bundle-analyzer/components/route-typeahead.tsx

@@ -0,0 +1,156 @@
+'use client'
+
+import useSWR from 'swr'
+import { Check, ChevronsUpDown, Loader, Route } from 'lucide-react'
+import { useEffect, useState } from 'react'
+import { Button } from '@/components/ui/button'
+import {
+  Command,
+  CommandEmpty,
+  CommandGroup,
+  CommandInput,
+  CommandItem,
+  CommandList,
+} from '@/components/ui/command'
+import {
+  Popover,
+  PopoverContent,
+  PopoverTrigger,
+} from '@/components/ui/popover'
+import { cn, jsonFetcher } from '@/lib/utils'
+import { NetworkError } from '@/lib/errors'
+import { Kbd } from '@/components/ui/kbd'
+
+interface RouteTypeaheadProps {
+  selectedRoute: string | null
+  onRouteSelected: (routeName: string) => void
+}
+
+export function RouteTypeahead({
+  selectedRoute,
+  onRouteSelected,
+}: RouteTypeaheadProps) {
+  const [open, setOpen] = useState(false)
+  const [shortcutLabel, setShortcutLabel] = useState<string | null>(null)
+
+  useEffect(() => {
+    const isAppleDevice = /Mac|iPhone|iPad|iPod/.test(navigator.userAgent)
+    setShortcutLabel(isAppleDevice ? '⌘K' : 'Ctrl+K')
+
+    const handleKeyDown = (e: KeyboardEvent) => {
+      const activeElement = document.activeElement
+      const isInputFocused =
+        activeElement && ['INPUT', 'TEXTAREA'].includes(activeElement.tagName)
+
+      if (isInputFocused) return
+
+      const isShortcutPressed = isAppleDevice
+        ? e.metaKey && e.key === 'k'
+        : e.ctrlKey && e.key === 'k'
+
+      if (isShortcutPressed) {
+        e.preventDefault()
+        setOpen(true)
+      }
+    }
+
+    window.addEventListener('keydown', handleKeyDown)
+    return () => window.removeEventListener('keydown', handleKeyDown)
+  }, [])
+
+  const {
+    data: routes,
+    isLoading,
+    error,
+  } = useSWR<string[]>('data/routes.json', jsonFetcher, {
+    onSuccess: (routeNames) => {
+      // Auto-select first route if none is selected
+      if (routeNames.length > 0 && selectedRoute == null) {
+        onRouteSelected(routeNames[0])
+      }
+    },
+  })
+
+  if (error) {
+    return (
+      <div className="flex items-center gap-2 px-3 py-2 rounded-md bg-destructive/10 border border-destructive/20 text-destructive text-sm max-w-full">
+        <span className="font-medium">⚠</span>
+        <span className="truncate">
+          {error instanceof NetworkError
+            ? 'Unable to connect to server'
+            : error.message}
+        </span>
+      </div>
+    )
+  }
+
+  let ctaText
+  if (isLoading) {
+    ctaText = 'Loading routes...'
+  } else if (selectedRoute != null) {
+    ctaText = selectedRoute
+  } else {
+    ctaText = 'Select route...'
+  }
+
+  return (
+    <div className="flex items-center gap-2 min-w-64 max-w-full">
+      <Popover open={open} onOpenChange={setOpen}>
+        <PopoverTrigger asChild>
+          <Button
+            variant="outline"
+            role="combobox"
+            aria-expanded={open}
+            disabled={isLoading}
+            className="flex-grow-1 w-full justify-between font-mono text-sm"
+          >
+            <div className="flex items-center">
+              {isLoading ? (
+                <Loader className="mr-2 inline animate-spin" />
+              ) : (
+                <Route className="inline mr-2" />
+              )}
+
+              {ctaText}
+            </div>
+            <div className="flex items-center gap-2">
+              {shortcutLabel && <Kbd>{shortcutLabel}</Kbd>}
+              <ChevronsUpDown className="h-4 w-4 shrink-0 opacity-50" />
+            </div>
+          </Button>
+        </PopoverTrigger>
+        <PopoverContent className="w-96 p-0">
+          <Command>
+            <CommandInput placeholder="Search routes..." className="h-9" />
+            <CommandList>
+              <CommandEmpty>No route found.</CommandEmpty>
+              <CommandGroup>
+                {(routes || []).map((route) => {
+                  return (
+                    <CommandItem
+                      key={route}
+                      value={route}
+                      onSelect={() => {
+                        onRouteSelected(route)
+                        setOpen(false)
+                      }}
+                      className="font-mono"
+                    >
+                      <Check
+                        className={cn(
+                          'mr-2 h-4 w-4',
+                          selectedRoute === route ? 'opacity-100' : 'opacity-0'
+                        )}
+                      />
+                      {route}
+                    </CommandItem>
+                  )
+                })}
+              </CommandGroup>
+            </CommandList>
+          </Command>
+        </PopoverContent>
+      </Popover>
+    </div>
+  )
+}

apps/bundle-analyzer/components/sidebar.tsx

@@ -0,0 +1,237 @@
+'use client'
+
+import type React from 'react'
+import { CircleHelp } from 'lucide-react'
+import {
+  Tooltip,
+  TooltipContent,
+  TooltipProvider,
+  TooltipTrigger,
+} from './ui/tooltip'
+import { ImportChain } from '@/components/import-chain'
+import { Skeleton } from '@/components/ui/skeleton'
+import { AnalyzeData, ModulesData } from '@/lib/analyze-data'
+import { SpecialModule } from '@/lib/types'
+import { getSpecialModuleType } from '@/lib/utils'
+import { Badge } from './ui/badge'
+
+interface SidebarProps {
+  sidebarWidth: number
+  analyzeData: AnalyzeData | null
+  modulesData: ModulesData | null
+  selectedSourceIndex: number | null
+  moduleDepthMap: Map<number, number>
+  environmentFilter: 'client' | 'server'
+  filterSource?: (sourceIndex: number) => boolean
+  isLoading?: boolean
+}
+
+function formatBytes(bytes: number): string {
+  if (bytes === 0) return '0 B'
+  if (bytes < 1024) return `${bytes} B`
+  if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(2)} KB`
+  if (bytes < 1024 * 1024 * 1024)
+    return `${(bytes / (1024 * 1024)).toFixed(2)} MB`
+  return `${(bytes / (1024 * 1024 * 1024)).toFixed(2)} GB`
+}
+
+export function Sidebar({
+  sidebarWidth,
+  analyzeData,
+  modulesData,
+  selectedSourceIndex,
+  moduleDepthMap,
+  environmentFilter,
+  filterSource,
+  isLoading = false,
+}: SidebarProps) {
+  filterSource = filterSource ?? (() => true)
+
+  if (isLoading || !analyzeData) {
+    return (
+      <div
+        className="flex-none bg-muted border-l border-border overflow-y-auto"
+        style={{ width: `${sidebarWidth}%` }}
+      >
+        <div className="flex-1 p-3 space-y-4 overflow-y-auto">
+          <Skeleton className="h-4 w-3/4" />
+          <Skeleton className="h-4 w-full" />
+          <Skeleton className="h-4 w-5/6" />
+          <div className="mt-4 space-y-2">
+            <Skeleton className="h-3 w-full" />
+            <Skeleton className="h-3 w-full" />
+            <Skeleton className="h-3 w-4/5" />
+          </div>
+        </div>
+      </div>
+    )
+  }
+
+  return (
+    <div
+      className="flex-none bg-muted border-l border-border overflow-y-auto"
+      style={{ width: `${sidebarWidth}%` }}
+    >
+      {selectedSourceIndex != null ? (
+        <SelectionDetails
+          analyzeData={analyzeData}
+          modulesData={modulesData}
+          selectedSourceIndex={selectedSourceIndex}
+          filterSource={filterSource}
+          moduleDepthMap={moduleDepthMap}
+          environmentFilter={environmentFilter}
+        />
+      ) : null}
+    </div>
+  )
+}
+
+function SelectionDetails({
+  analyzeData,
+  modulesData,
+  selectedSourceIndex,
+  filterSource,
+  moduleDepthMap,
+  environmentFilter,
+}: {
+  analyzeData: AnalyzeData
+  modulesData: ModulesData | null
+  selectedSourceIndex: number
+  moduleDepthMap: Map<number, number>
+  environmentFilter: 'client' | 'server'
+  filterSource: (sourceIndex: number) => boolean
+}) {
+  const specialModuleType = getSpecialModuleType(
+    analyzeData,
+    selectedSourceIndex
+  )
+
+  const selectedSource =
+    selectedSourceIndex != null
+      ? analyzeData.source(selectedSourceIndex)
+      : undefined
+
+  const hasChildModules =
+    selectedSourceIndex != null &&
+    analyzeData.sourceChildren(selectedSourceIndex).length > 0
+
+  const childModuleCount =
+    hasChildModules && selectedSourceIndex != null
+      ? analyzeData.getRecursiveModuleCount(selectedSourceIndex, filterSource)
+      : null
+
+  const { size, compressedSize } = analyzeData.getRecursiveSizes(
+    selectedSourceIndex,
+    filterSource
+  )
+
+  const chunks =
+    selectedSourceIndex != null
+      ? analyzeData.sourceChunks(selectedSourceIndex)
+      : []
+
+  return (
+    <div className="flex-1 p-3 space-y-8 overflow-y-auto">
+      <div className="space-y-2">
+        <h2 className="text-s font-semibold mb-1 text-foreground truncate">
+          {selectedSource?.path || 'All Route Modules'}
+        </h2>
+        {selectedSourceIndex != null &&
+        analyzeData.source(selectedSourceIndex) ? (
+          <div className="text-xs">
+            <div>
+              <span>{formatBytes(compressedSize)}</span>
+              <span className="text-muted-foreground ml-1">
+                compressed (estimated)
+              </span>
+              <InlineHelpTooltip>
+                Estimated compressed size. Modules are compressed in isolation
+                which may differ from their size in the final chunk.
+              </InlineHelpTooltip>
+            </div>
+            <div>
+              <span>{formatBytes(size)}</span>{' '}
+              <span className="text-muted-foreground">uncompressed</span>
+              <InlineHelpTooltip>
+                Uncompressed modules may still be minified, tree-shaken, and
+                dead-code eliminated. They just don't account for general
+                compression like gzip.
+              </InlineHelpTooltip>
+            </div>
+            {hasChildModules && childModuleCount != null ? (
+              <div>
+                <span>{childModuleCount} </span>
+                <span className="text-muted-foreground">
+                  {childModuleCount === 1 ? 'module' : 'modules'}
+                </span>
+              </div>
+            ) : null}
+          </div>
+        ) : null}
+      </div>
+
+      {selectedSourceIndex != null &&
+        analyzeData.source(selectedSourceIndex) &&
+        (specialModuleType === SpecialModule.POLYFILL_MODULE ||
+          specialModuleType === SpecialModule.POLYFILL_NOMODULE) && (
+          <dl className="flex items-center gap-2">
+            <dt className="inline-flex items-center">
+              <Badge variant="polyfill">Polyfill</Badge>
+            </dt>
+            <dd className="text-xs text-muted-foreground">
+              Next.js built-in polyfills
+            </dd>
+          </dl>
+        )}
+
+      {selectedSourceIndex != null &&
+        analyzeData.source(selectedSourceIndex) &&
+        !hasChildModules && (
+          <>
+            {modulesData && (
+              <ImportChain
+                startFileId={selectedSourceIndex}
+                analyzeData={analyzeData}
+                modulesData={modulesData}
+                depthMap={moduleDepthMap}
+                environmentFilter={environmentFilter}
+              />
+            )}
+            {chunks.length > 0 ? (
+              <div className="mt-2">
+                <p className="text-xs font-semibold text-foreground">
+                  Output Chunks
+                </p>
+                <ul className="text-xs text-muted-foreground font-mono mt-1 space-y-1">
+                  {chunks.map((chunk) => (
+                    <li key={chunk} className="break-all">
+                      {chunk}
+                    </li>
+                  ))}
+                </ul>
+              </div>
+            ) : null}
+          </>
+        )}
+    </div>
+  )
+}
+
+function InlineHelpTooltip({ children }: { children: React.ReactNode }) {
+  return (
+    <TooltipProvider>
+      <Tooltip>
+        <TooltipTrigger asChild>
+          <CircleHelp
+            size={14}
+            className="inline-block ml-1 text-muted-foreground"
+            aria-hidden="true"
+          />
+        </TooltipTrigger>
+        <TooltipContent className="max-w-xs" side="top" align="center">
+          {children}
+        </TooltipContent>
+      </Tooltip>
+    </TooltipProvider>
+  )
+}

apps/bundle-analyzer/components/theme-provider.tsx

@@ -0,0 +1,10 @@
+'use client'
+
+import {
+  ThemeProvider as NextThemesProvider,
+  type ThemeProviderProps,
+} from 'next-themes'
+
+export function ThemeProvider({ children, ...props }: ThemeProviderProps) {
+  return <NextThemesProvider {...props}>{children}</NextThemesProvider>
+}

apps/bundle-analyzer/components/ui/badge.tsx

@@ -0,0 +1,42 @@
+import { cva, type VariantProps } from 'class-variance-authority'
+import * as React from 'react'
+
+import { cn } from '@/lib/utils'
+
+const badgeVariants = cva(
+  'inline-flex items-center rounded-md border px-2 py-0.5 text-xs font-semibold transition-colors focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2',
+  {
+    variants: {
+      variant: {
+        default:
+          'border-transparent bg-primary text-primary-foreground shadow hover:bg-primary/80',
+        secondary:
+          'border-transparent bg-secondary text-secondary-foreground hover:bg-secondary/80',
+        destructive:
+          'border-transparent bg-destructive text-destructive-foreground shadow hover:bg-destructive/80',
+        outline: 'text-foreground',
+        client:
+          'border-transparent bg-blue-50 dark:bg-blue-950 text-blue-700 dark:text-blue-300 ring-1 ring-inset ring-blue-700/10 dark:ring-blue-300/20',
+        server:
+          'border-transparent bg-purple-50 dark:bg-purple-950 text-purple-700 dark:text-purple-300 ring-1 ring-inset ring-purple-700/10 dark:ring-purple-300/20',
+        polyfill:
+          'border-transparent bg-polyfill/10 dark:bg-polyfill/30 text-polyfill dark:text-polyfill-foreground ring-1 ring-inset ring-polyfill/20',
+      },
+    },
+    defaultVariants: {
+      variant: 'default',
+    },
+  }
+)
+
+export interface BadgeProps
+  extends React.HTMLAttributes<HTMLSpanElement>,
+    VariantProps<typeof badgeVariants> {}
+
+function Badge({ className, variant, ...props }: BadgeProps) {
+  return (
+    <span className={cn(badgeVariants({ variant }), className)} {...props} />
+  )
+}
+
+export { Badge, badgeVariants }

apps/bundle-analyzer/components/ui/button.tsx

@@ -0,0 +1,59 @@
+'use client'
+
+import { Slot } from '@radix-ui/react-slot'
+import { cva, type VariantProps } from 'class-variance-authority'
+import * as React from 'react'
+
+import { cn } from '@/lib/utils'
+
+const buttonVariants = cva(
+  'inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:size-4 [&_svg]:shrink-0',
+  {
+    variants: {
+      variant: {
+        default:
+          'bg-primary text-primary-foreground shadow hover:bg-primary/90',
+        destructive:
+          'bg-destructive text-destructive-foreground shadow-sm hover:bg-destructive/90',
+        outline:
+          'border border-input bg-background shadow-sm hover:bg-accent hover:text-accent-foreground',
+        secondary:
+          'bg-secondary text-secondary-foreground shadow-sm hover:bg-secondary/80',
+        ghost: 'hover:bg-accent hover:text-accent-foreground',
+        link: 'text-primary underline-offset-4 hover:underline',
+      },
+      size: {
+        default: 'h-9 px-4 py-2',
+        sm: 'h-8 rounded-md px-3 text-xs',
+        lg: 'h-10 rounded-md px-8',
+        icon: 'h-9 w-9',
+      },
+    },
+    defaultVariants: {
+      variant: 'default',
+      size: 'default',
+    },
+  }
+)
+
+export interface ButtonProps
+  extends React.ButtonHTMLAttributes<HTMLButtonElement>,
+    VariantProps<typeof buttonVariants> {
+  asChild?: boolean
+}
+
+const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
+  ({ className, variant, size, asChild = false, ...props }, ref) => {
+    const Comp = asChild ? Slot : 'button'
+    return (
+      <Comp
+        className={cn(buttonVariants({ variant, size, className }))}
+        ref={ref}
+        {...props}
+      />
+    )
+  }
+)
+Button.displayName = 'Button'
+
+export { Button, buttonVariants }

apps/bundle-analyzer/components/ui/command.tsx

@@ -0,0 +1,184 @@
+'use client'
+
+import * as React from 'react'
+import { Command as CommandPrimitive } from 'cmdk'
+import { SearchIcon } from 'lucide-react'
+
+import { cn } from '@/lib/utils'
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogHeader,
+  DialogTitle,
+} from '@/components/ui/dialog'
+
+function Command({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive>) {
+  return (
+    <CommandPrimitive
+      data-slot="command"
+      className={cn(
+        'bg-popover text-popover-foreground flex h-full w-full flex-col overflow-hidden rounded-md',
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CommandDialog({
+  title = 'Command Palette',
+  description = 'Search for a command to run...',
+  children,
+  className,
+  showCloseButton = true,
+  ...props
+}: React.ComponentProps<typeof Dialog> & {
+  title?: string
+  description?: string
+  className?: string
+  showCloseButton?: boolean
+}) {
+  return (
+    <Dialog {...props}>
+      <DialogHeader className="sr-only">
+        <DialogTitle>{title}</DialogTitle>
+        <DialogDescription>{description}</DialogDescription>
+      </DialogHeader>
+      <DialogContent
+        className={cn('overflow-hidden p-0', className)}
+        showCloseButton={showCloseButton}
+      >
+        <Command className="[&_[cmdk-group-heading]]:text-muted-foreground **:data-[slot=command-input-wrapper]:h-12 [&_[cmdk-group-heading]]:px-2 [&_[cmdk-group-heading]]:font-medium [&_[cmdk-group]]:px-2 [&_[cmdk-group]:not([hidden])_~[cmdk-group]]:pt-0 [&_[cmdk-input-wrapper]_svg]:h-5 [&_[cmdk-input-wrapper]_svg]:w-5 [&_[cmdk-input]]:h-12 [&_[cmdk-item]]:px-2 [&_[cmdk-item]]:py-3 [&_[cmdk-item]_svg]:h-5 [&_[cmdk-item]_svg]:w-5">
+          {children}
+        </Command>
+      </DialogContent>
+    </Dialog>
+  )
+}
+
+function CommandInput({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Input>) {
+  return (
+    <div
+      data-slot="command-input-wrapper"
+      className="flex h-9 items-center gap-2 border-b px-3"
+    >
+      <SearchIcon className="size-4 shrink-0 opacity-50" />
+      <CommandPrimitive.Input
+        data-slot="command-input"
+        className={cn(
+          'placeholder:text-muted-foreground flex h-10 w-full rounded-md bg-transparent py-3 text-sm outline-hidden disabled:cursor-not-allowed disabled:opacity-50',
+          className
+        )}
+        {...props}
+      />
+    </div>
+  )
+}
+
+function CommandList({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.List>) {
+  return (
+    <CommandPrimitive.List
+      data-slot="command-list"
+      className={cn(
+        'max-h-[300px] scroll-py-1 overflow-x-hidden overflow-y-auto',
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CommandEmpty({
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Empty>) {
+  return (
+    <CommandPrimitive.Empty
+      data-slot="command-empty"
+      className="py-6 text-center text-sm"
+      {...props}
+    />
+  )
+}
+
+function CommandGroup({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Group>) {
+  return (
+    <CommandPrimitive.Group
+      data-slot="command-group"
+      className={cn(
+        'text-foreground [&_[cmdk-group-heading]]:text-muted-foreground overflow-hidden p-1 [&_[cmdk-group-heading]]:px-2 [&_[cmdk-group-heading]]:py-1.5 [&_[cmdk-group-heading]]:text-xs [&_[cmdk-group-heading]]:font-medium',
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CommandSeparator({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Separator>) {
+  return (
+    <CommandPrimitive.Separator
+      data-slot="command-separator"
+      className={cn('bg-border -mx-1 h-px', className)}
+      {...props}
+    />
+  )
+}
+
+function CommandItem({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Item>) {
+  return (
+    <CommandPrimitive.Item
+      data-slot="command-item"
+      className={cn(
+        "data-[selected=true]:bg-accent data-[selected=true]:text-accent-foreground [&_svg:not([class*='text-'])]:text-muted-foreground relative flex cursor-default items-center gap-2 rounded-sm px-2 py-1.5 text-sm outline-hidden select-none data-[disabled=true]:pointer-events-none data-[disabled=true]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CommandShortcut({
+  className,
+  ...props
+}: React.ComponentProps<'span'>) {
+  return (
+    <span
+      data-slot="command-shortcut"
+      className={cn(
+        'text-muted-foreground ml-auto text-xs tracking-widest',
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export {
+  Command,
+  CommandDialog,
+  CommandInput,
+  CommandList,
+  CommandEmpty,
+  CommandGroup,
+  CommandItem,
+  CommandShortcut,
+  CommandSeparator,
+}

apps/bundle-analyzer/components/ui/dialog.tsx

@@ -0,0 +1,143 @@
+'use client'
+
+import * as React from 'react'
+import * as DialogPrimitive from '@radix-ui/react-dialog'
+import { XIcon } from 'lucide-react'
+
+import { cn } from '@/lib/utils'
+
+function Dialog({
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Root>) {
+  return <DialogPrimitive.Root data-slot="dialog" {...props} />
+}
+
+function DialogTrigger({
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Trigger>) {
+  return <DialogPrimitive.Trigger data-slot="dialog-trigger" {...props} />
+}
+
+function DialogPortal({
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Portal>) {
+  return <DialogPrimitive.Portal data-slot="dialog-portal" {...props} />
+}
+
+function DialogClose({
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Close>) {
+  return <DialogPrimitive.Close data-slot="dialog-close" {...props} />
+}
+
+function DialogOverlay({
+  className,
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Overlay>) {
+  return (
+    <DialogPrimitive.Overlay
+      data-slot="dialog-overlay"
+      className={cn(
+        'data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed inset-0 z-50 bg-black/50',
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function DialogContent({
+  className,
+  children,
+  showCloseButton = true,
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Content> & {
+  showCloseButton?: boolean
+}) {
+  return (
+    <DialogPortal data-slot="dialog-portal">
+      <DialogOverlay />
+      <DialogPrimitive.Content
+        data-slot="dialog-content"
+        className={cn(
+          'bg-background data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 fixed top-[50%] left-[50%] z-50 grid w-full max-w-[calc(100%-2rem)] translate-x-[-50%] translate-y-[-50%] gap-4 rounded-lg border p-6 shadow-lg duration-200 sm:max-w-lg',
+          className
+        )}
+        {...props}
+      >
+        {children}
+        {showCloseButton && (
+          <DialogPrimitive.Close
+            data-slot="dialog-close"
+            className="ring-offset-background focus:ring-ring data-[state=open]:bg-accent data-[state=open]:text-muted-foreground absolute top-4 right-4 rounded-xs opacity-70 transition-opacity hover:opacity-100 focus:ring-2 focus:ring-offset-2 focus:outline-hidden disabled:pointer-events-none [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4"
+          >
+            <XIcon />
+            <span className="sr-only">Close</span>
+          </DialogPrimitive.Close>
+        )}
+      </DialogPrimitive.Content>
+    </DialogPortal>
+  )
+}
+
+function DialogHeader({ className, ...props }: React.ComponentProps<'div'>) {
+  return (
+    <div
+      data-slot="dialog-header"
+      className={cn('flex flex-col gap-2 text-center sm:text-left', className)}
+      {...props}
+    />
+  )
+}
+
+function DialogFooter({ className, ...props }: React.ComponentProps<'div'>) {
+  return (
+    <div
+      data-slot="dialog-footer"
+      className={cn(
+        'flex flex-col-reverse gap-2 sm:flex-row sm:justify-end',
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function DialogTitle({
+  className,
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Title>) {
+  return (
+    <DialogPrimitive.Title
+      data-slot="dialog-title"
+      className={cn('text-lg leading-none font-semibold', className)}
+      {...props}
+    />
+  )
+}
+
+function DialogDescription({
+  className,
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Description>) {
+  return (
+    <DialogPrimitive.Description
+      data-slot="dialog-description"
+      className={cn('text-muted-foreground text-sm', className)}
+      {...props}
+    />
+  )
+}
+
+export {
+  Dialog,
+  DialogClose,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogOverlay,
+  DialogPortal,
+  DialogTitle,
+  DialogTrigger,
+}

apps/bundle-analyzer/components/ui/input.tsx

@@ -0,0 +1,25 @@
+import * as React from 'react'
+
+import { cn } from '@/lib/utils'
+
+export interface InputProps
+  extends React.InputHTMLAttributes<HTMLInputElement> {}
+
+const Input = React.forwardRef<HTMLInputElement, InputProps>(
+  ({ className, type, ...props }, ref) => {
+    return (
+      <input
+        type={type}
+        className={cn(
+          'flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm transition-colors file:border-0 file:bg-transparent file:text-sm file:font-medium file:text-foreground placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50',
+          className
+        )}
+        ref={ref}
+        {...props}
+      />
+    )
+  }
+)
+Input.displayName = 'Input'
+
+export { Input }

apps/bundle-analyzer/components/ui/kbd.tsx

@@ -0,0 +1,28 @@
+import { cn } from '@/lib/utils'
+
+function Kbd({ className, ...props }: React.ComponentProps<'kbd'>) {
+  return (
+    <kbd
+      data-slot="kbd"
+      className={cn(
+        'bg-muted text-muted-foreground pointer-events-none inline-flex h-5 w-fit min-w-5 items-center justify-center gap-1 rounded-sm px-1 font-sans text-xs font-medium select-none',
+        "[&_svg:not([class*='size-'])]:size-3",
+        '[[data-slot=tooltip-content]_&]:bg-background/20 [[data-slot=tooltip-content]_&]:text-background dark:[[data-slot=tooltip-content]_&]:bg-background/10',
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function KbdGroup({ className, ...props }: React.ComponentProps<'div'>) {
+  return (
+    <kbd
+      data-slot="kbd-group"
+      className={cn('inline-flex items-center gap-1', className)}
+      {...props}
+    />
+  )
+}
+
+export { Kbd, KbdGroup }

apps/bundle-analyzer/components/ui/multi-select.tsx

@@ -0,0 +1,187 @@
+'use client'
+
+import * as React from 'react'
+import { Button } from '@/components/ui/button'
+import {
+  Popover,
+  PopoverContent,
+  PopoverTrigger,
+} from '@/components/ui/popover'
+import { ChevronDown, CheckIcon } from 'lucide-react'
+import { cn } from '@/lib/utils'
+
+export interface MultiSelectPropOption {
+  value: string
+  label: string
+  icon?: React.ReactNode
+}
+
+interface MultiSelectProps {
+  options: MultiSelectPropOption[]
+  value: string[]
+  onValueChange: (value: string[]) => void
+  placeholder?: string
+  emptyMessage?: string
+  selectionName?: {
+    singular: string
+    plural: string
+  }
+  className?: string
+  triggerClassName?: string
+  triggerIcon?: React.ReactNode
+  'aria-label'?: string
+  size?: 'sm' | 'default'
+}
+
+export function MultiSelect({
+  options,
+  value,
+  onValueChange,
+  placeholder = 'Select items...',
+  selectionName = {
+    singular: 'item',
+    plural: 'items',
+  },
+  className,
+  triggerClassName,
+  triggerIcon,
+  'aria-label': ariaLabel,
+}: MultiSelectProps) {
+  const [open, setOpen] = React.useState(false)
+
+  function handleToggle(optionValue: string, checked: boolean) {
+    const newValue = checked
+      ? [...value, optionValue]
+      : value.filter((v) => v !== optionValue)
+    if (newValue.length > 0) {
+      onValueChange(newValue)
+    }
+  }
+
+  let displayText: string
+  if (value.length === options.length) {
+    displayText = `All ${selectionName.plural}`
+  } else if (value.length === 0) {
+    displayText = placeholder
+  } else {
+    displayText = `${value.length} ${value.length === 1 ? selectionName.singular : selectionName.plural}`
+  }
+
+  return (
+    <Popover open={open} onOpenChange={setOpen}>
+      <PopoverTrigger asChild>
+        <Button
+          variant="outline"
+          className={cn(
+            'justify-between border focus-visible:ring-[3px] focus-visible:ring-ring/50 font-normal px-3 py-2 h-9 text-xs',
+            triggerClassName
+          )}
+          role="combobox"
+          aria-expanded={open}
+          aria-haspopup="dialog"
+          aria-label={ariaLabel}
+          onKeyDown={(e) => {
+            if ((e.key === 'ArrowDown' || e.key === 'ArrowUp') && !open) {
+              e.preventDefault()
+              setOpen(true)
+            }
+          }}
+        >
+          <div className="flex items-center gap-1">
+            {triggerIcon && (
+              <span
+                className="shrink-0 text-muted-foreground"
+                aria-hidden="true"
+              >
+                {triggerIcon}
+              </span>
+            )}
+            <span>{displayText}</span>
+          </div>
+          <ChevronDown className="h-3.5 w-3.5 opacity-50" aria-hidden="true" />
+        </Button>
+      </PopoverTrigger>
+      <PopoverContent
+        className={cn('w-48 p-2', className)}
+        align="end"
+        onKeyDown={(e) => {
+          if (e.key === 'Escape') {
+            e.preventDefault()
+            setOpen(false)
+            return
+          }
+
+          const checkboxes = Array.from(
+            e.currentTarget.querySelectorAll('input[type="checkbox"]')
+          ) as HTMLInputElement[]
+          const currentIndex = checkboxes.indexOf(
+            document.activeElement as HTMLInputElement
+          )
+
+          if (e.key === 'ArrowDown' || e.key === 'ArrowUp') {
+            e.preventDefault()
+            if (currentIndex === -1) {
+              checkboxes[0]?.focus()
+            } else {
+              const nextIndex =
+                e.key === 'ArrowDown'
+                  ? (currentIndex + 1) % checkboxes.length
+                  : (currentIndex - 1 + checkboxes.length) % checkboxes.length
+              checkboxes[nextIndex]?.focus()
+            }
+          }
+        }}
+      >
+        <fieldset className="space-y-2">
+          <legend className="sr-only">{ariaLabel || placeholder}</legend>
+          {options.map((option) => (
+            <MultiSelectOption
+              key={option.value}
+              label={option.label}
+              icon={option.icon}
+              checked={value.includes(option.value)}
+              onChange={(checked) => handleToggle(option.value, checked)}
+            />
+          ))}
+        </fieldset>
+      </PopoverContent>
+    </Popover>
+  )
+}
+
+function MultiSelectOption({
+  label,
+  icon,
+  checked,
+  onChange,
+}: {
+  label: string
+  icon?: React.ReactNode
+  checked: boolean
+  onChange: (checked: boolean) => void
+}) {
+  return (
+    <label
+      className={cn(
+        "text-xs hover:bg-accent hover:text-accent-foreground has-[input:focus-visible]:bg-accent has-[input:focus-visible]:text-accent-foreground [&_svg:not([class*='text-'])]:text-muted-foreground relative flex w-full cursor-default items-center gap-2 rounded-sm py-1.5 pr-8 pl-2 select-none outline-hidden [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4"
+      )}
+    >
+      <input
+        type="checkbox"
+        checked={checked}
+        onChange={(e) => onChange(e.target.checked)}
+        className="sr-only peer focus:outline-hidden focus-visible:outline-2"
+        aria-label={label}
+      />
+      {icon && (
+        <span className="shrink-0" aria-hidden="true">
+          {icon}
+        </span>
+      )}
+      <span className="flex items-center gap-2">{label}</span>
+      <span className="absolute right-2 flex size-3.5 items-center justify-center">
+        {checked && <CheckIcon className="size-4" />}
+      </span>
+    </label>
+  )
+}

apps/bundle-analyzer/components/ui/popover.tsx

@@ -0,0 +1,33 @@
+'use client'
+
+import * as PopoverPrimitive from '@radix-ui/react-popover'
+import * as React from 'react'
+
+import { cn } from '@/lib/utils'
+
+const Popover = PopoverPrimitive.Root
+
+const PopoverTrigger = PopoverPrimitive.Trigger
+
+const PopoverAnchor = PopoverPrimitive.Anchor
+
+const PopoverContent = React.forwardRef<
+  React.ElementRef<typeof PopoverPrimitive.Content>,
+  React.ComponentPropsWithoutRef<typeof PopoverPrimitive.Content>
+>(({ className, align = 'center', sideOffset = 4, ...props }, ref) => (
+  <PopoverPrimitive.Portal>
+    <PopoverPrimitive.Content
+      ref={ref}
+      align={align}
+      sideOffset={sideOffset}
+      className={cn(
+        'z-50 w-72 rounded-md border bg-popover p-4 text-popover-foreground shadow-md outline-none data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2',
+        className
+      )}
+      {...props}
+    />
+  </PopoverPrimitive.Portal>
+))
+PopoverContent.displayName = PopoverPrimitive.Content.displayName
+
+export { Popover, PopoverTrigger, PopoverContent, PopoverAnchor }

apps/bundle-analyzer/components/ui/select.tsx

@@ -0,0 +1,190 @@
+'use client'
+
+import * as React from 'react'
+import * as SelectPrimitive from '@radix-ui/react-select'
+import { CheckIcon, ChevronDownIcon, ChevronUpIcon } from 'lucide-react'
+
+import { cn } from '@/lib/utils'
+
+function Select({
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Root>) {
+  return <SelectPrimitive.Root data-slot="select" {...props} />
+}
+
+function SelectGroup({
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Group>) {
+  return <SelectPrimitive.Group data-slot="select-group" {...props} />
+}
+
+function SelectValue({
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Value>) {
+  return <SelectPrimitive.Value data-slot="select-value" {...props} />
+}
+
+function SelectTrigger({
+  className,
+  size = 'default',
+  children,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Trigger> & {
+  size?: 'sm' | 'default'
+}) {
+  return (
+    <SelectPrimitive.Trigger
+      data-slot="select-trigger"
+      data-size={size}
+      className={cn(
+        "border-input data-[placeholder]:text-muted-foreground [&_svg:not([class*='text-'])]:text-muted-foreground focus-visible:border-ring focus-visible:ring-ring/50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive dark:bg-input/30 dark:hover:bg-input/50 flex w-fit items-center justify-between gap-2 rounded-md border bg-transparent px-3 py-2 text-sm whitespace-nowrap shadow-xs transition-[color,box-shadow] outline-none focus-visible:ring-[3px] disabled:cursor-not-allowed disabled:opacity-50 data-[size=default]:h-9 data-[size=sm]:h-8 *:data-[slot=select-value]:line-clamp-1 *:data-[slot=select-value]:flex *:data-[slot=select-value]:items-center *:data-[slot=select-value]:gap-2 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    >
+      {children}
+      <SelectPrimitive.Icon asChild>
+        <ChevronDownIcon className="size-4 opacity-50" />
+      </SelectPrimitive.Icon>
+    </SelectPrimitive.Trigger>
+  )
+}
+
+function SelectContent({
+  className,
+  children,
+  position = 'item-aligned',
+  align = 'center',
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Content>) {
+  return (
+    <SelectPrimitive.Portal>
+      <SelectPrimitive.Content
+        data-slot="select-content"
+        className={cn(
+          'bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 relative z-50 max-h-(--radix-select-content-available-height) min-w-[8rem] origin-(--radix-select-content-transform-origin) overflow-x-hidden overflow-y-auto rounded-md border shadow-md',
+          position === 'popper' &&
+            'data-[side=bottom]:translate-y-1 data-[side=left]:-translate-x-1 data-[side=right]:translate-x-1 data-[side=top]:-translate-y-1',
+          className
+        )}
+        position={position}
+        align={align}
+        {...props}
+      >
+        <SelectScrollUpButton />
+        <SelectPrimitive.Viewport
+          className={cn(
+            'p-1',
+            position === 'popper' &&
+              'h-[var(--radix-select-trigger-height)] w-full min-w-[var(--radix-select-trigger-width)] scroll-my-1'
+          )}
+        >
+          {children}
+        </SelectPrimitive.Viewport>
+        <SelectScrollDownButton />
+      </SelectPrimitive.Content>
+    </SelectPrimitive.Portal>
+  )
+}
+
+function SelectLabel({
+  className,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Label>) {
+  return (
+    <SelectPrimitive.Label
+      data-slot="select-label"
+      className={cn('text-muted-foreground px-2 py-1.5 text-xs', className)}
+      {...props}
+    />
+  )
+}
+
+function SelectItem({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Item>) {
+  return (
+    <SelectPrimitive.Item
+      data-slot="select-item"
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground [&_svg:not([class*='text-'])]:text-muted-foreground relative flex w-full cursor-default items-center gap-2 rounded-sm py-1.5 pr-8 pl-2 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 *:[span]:last:flex *:[span]:last:items-center *:[span]:last:gap-2",
+        className
+      )}
+      {...props}
+    >
+      <span
+        data-slot="select-item-indicator"
+        className="absolute right-2 flex size-3.5 items-center justify-center"
+      >
+        <SelectPrimitive.ItemIndicator>
+          <CheckIcon className="size-4" />
+        </SelectPrimitive.ItemIndicator>
+      </span>
+      <SelectPrimitive.ItemText>{children}</SelectPrimitive.ItemText>
+    </SelectPrimitive.Item>
+  )
+}
+
+function SelectSeparator({
+  className,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Separator>) {
+  return (
+    <SelectPrimitive.Separator
+      data-slot="select-separator"
+      className={cn('bg-border pointer-events-none -mx-1 my-1 h-px', className)}
+      {...props}
+    />
+  )
+}
+
+function SelectScrollUpButton({
+  className,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.ScrollUpButton>) {
+  return (
+    <SelectPrimitive.ScrollUpButton
+      data-slot="select-scroll-up-button"
+      className={cn(
+        'flex cursor-default items-center justify-center py-1',
+        className
+      )}
+      {...props}
+    >
+      <ChevronUpIcon className="size-4" />
+    </SelectPrimitive.ScrollUpButton>
+  )
+}
+
+function SelectScrollDownButton({
+  className,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.ScrollDownButton>) {
+  return (
+    <SelectPrimitive.ScrollDownButton
+      data-slot="select-scroll-down-button"
+      className={cn(
+        'flex cursor-default items-center justify-center py-1',
+        className
+      )}
+      {...props}
+    >
+      <ChevronDownIcon className="size-4" />
+    </SelectPrimitive.ScrollDownButton>
+  )
+}
+
+export {
+  Select,
+  SelectContent,
+  SelectGroup,
+  SelectItem,
+  SelectLabel,
+  SelectScrollDownButton,
+  SelectScrollUpButton,
+  SelectSeparator,
+  SelectTrigger,
+  SelectValue,
+}

apps/bundle-analyzer/components/ui/skeleton.tsx

@@ -0,0 +1,33 @@
+import { cn } from '@/lib/utils'
+
+export function Skeleton({
+  className,
+  ...props
+}: React.HTMLAttributes<HTMLDivElement>) {
+  return (
+    <div
+      className={cn('animate-pulse rounded-md bg-muted', className)}
+      {...props}
+    />
+  )
+}
+
+export function TreemapSkeleton() {
+  return (
+    <div className="h-full w-full grid grid-cols-12 grid-rows-8 gap-2">
+      {/* Simulate treemap blocks with varying sizes */}
+      <Skeleton className="col-span-5 row-span-4" />
+      <Skeleton className="col-span-4 row-span-3" />
+      <Skeleton className="col-span-3 row-span-3" />
+      <Skeleton className="col-span-4 row-span-1" />
+      <Skeleton className="col-span-3 row-span-2" />
+      <Skeleton className="col-span-3 row-span-4" />
+      <Skeleton className="col-span-2 row-span-2" />
+      <Skeleton className="col-span-2 row-span-2" />
+      <Skeleton className="col-span-3 row-span-2" />
+      <Skeleton className="col-span-4 row-span-2" />
+      <Skeleton className="col-span-2 row-span-2" />
+      <Skeleton className="col-span-3 row-span-2" />
+    </div>
+  )
+}

apps/bundle-analyzer/components/ui/toggle-group.tsx

@@ -0,0 +1,66 @@
+'use client'
+
+import * as ToggleGroupPrimitive from '@radix-ui/react-toggle-group'
+import * as React from 'react'
+
+import { cn } from '@/lib/utils'
+
+const ToggleGroupContext = React.createContext<{
+  size?: 'default' | 'sm' | 'lg'
+  variant?: 'default' | 'outline'
+}>({
+  size: 'default',
+  variant: 'default',
+})
+
+const ToggleGroup = React.forwardRef<
+  React.ElementRef<typeof ToggleGroupPrimitive.Root>,
+  React.ComponentPropsWithoutRef<typeof ToggleGroupPrimitive.Root> & {
+    size?: 'default' | 'sm' | 'lg'
+    variant?: 'default' | 'outline'
+  }
+>(
+  (
+    { className, variant = 'default', size = 'default', children, ...props },
+    ref
+  ) => (
+    <ToggleGroupPrimitive.Root
+      ref={ref}
+      className={cn('flex items-center justify-center gap-1', className)}
+      {...props}
+    >
+      <ToggleGroupContext.Provider value={{ variant, size }}>
+        {children}
+      </ToggleGroupContext.Provider>
+    </ToggleGroupPrimitive.Root>
+  )
+)
+
+ToggleGroup.displayName = ToggleGroupPrimitive.Root.displayName
+
+const ToggleGroupItem = React.forwardRef<
+  React.ElementRef<typeof ToggleGroupPrimitive.Item>,
+  React.ComponentPropsWithoutRef<typeof ToggleGroupPrimitive.Item>
+>(({ className, children, ...props }, ref) => {
+  const context = React.useContext(ToggleGroupContext)
+
+  return (
+    <ToggleGroupPrimitive.Item
+      ref={ref}
+      className={cn(
+        'inline-flex items-center justify-center rounded-md text-sm font-medium ring-offset-background transition-colors hover:bg-muted hover:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=on]:bg-accent data-[state=on]:text-accent-foreground',
+        context.size === 'default' && 'h-10 px-3',
+        context.size === 'sm' && 'h-8 px-2 text-xs',
+        context.size === 'lg' && 'h-11 px-5',
+        className
+      )}
+      {...props}
+    >
+      {children}
+    </ToggleGroupPrimitive.Item>
+  )
+})
+
+ToggleGroupItem.displayName = ToggleGroupPrimitive.Item.displayName
+
+export { ToggleGroup, ToggleGroupItem }

apps/bundle-analyzer/components/ui/tooltip.tsx

@@ -0,0 +1,30 @@
+'use client'
+
+import * as TooltipPrimitive from '@radix-ui/react-tooltip'
+import * as React from 'react'
+
+import { cn } from '@/lib/utils'
+
+const TooltipProvider = TooltipPrimitive.Provider
+const Tooltip = TooltipPrimitive.Root
+const TooltipTrigger = TooltipPrimitive.Trigger
+
+const TooltipContent = React.forwardRef<
+  React.ElementRef<typeof TooltipPrimitive.Content>,
+  React.ComponentPropsWithoutRef<typeof TooltipPrimitive.Content>
+>(({ className, sideOffset = 4, ...props }, ref) => (
+  <TooltipPrimitive.Portal>
+    <TooltipPrimitive.Content
+      ref={ref}
+      sideOffset={sideOffset}
+      className={cn(
+        'z-50 overflow-hidden rounded-md border bg-popover px-3 py-1.5 text-xs text-popover-foreground shadow-md outline-none data-[state=closed]:animate-out data-[state=open]:animate-in data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2',
+        className
+      )}
+      {...props}
+    />
+  </TooltipPrimitive.Portal>
+))
+TooltipContent.displayName = TooltipPrimitive.Content.displayName
+
+export { Tooltip, TooltipTrigger, TooltipContent, TooltipProvider }