Rename CLI package to @neuralnomads/codenomad and bin codenomad

packages/server/src/filesystem/search.ts

@@ -0,0 +1,184 @@
+import fs from "fs"
+import path from "path"
+import fuzzysort from "fuzzysort"
+import type { FileSystemEntry } from "../api-types"
+import { clearWorkspaceSearchCache, getWorkspaceCandidates, refreshWorkspaceCandidates } from "./search-cache"
+
+const DEFAULT_LIMIT = 100
+const MAX_LIMIT = 200
+const MAX_CANDIDATES = 8000
+const IGNORED_DIRECTORIES = new Set(
+  [".git", ".hg", ".svn", "node_modules", "dist", "build", ".next", ".nuxt", ".turbo", ".cache", "coverage"].map(
+    (name) => name.toLowerCase(),
+  ),
+)
+
+export type WorkspaceFileSearchType = "all" | "file" | "directory"
+
+export interface WorkspaceFileSearchOptions {
+  limit?: number
+  type?: WorkspaceFileSearchType
+  refresh?: boolean
+}
+
+interface CandidateEntry {
+  entry: FileSystemEntry
+  key: string
+}
+
+export function searchWorkspaceFiles(
+  rootDir: string,
+  query: string,
+  options: WorkspaceFileSearchOptions = {},
+): FileSystemEntry[] {
+  const trimmedQuery = query.trim()
+  if (!trimmedQuery) {
+    throw new Error("Search query is required")
+  }
+
+  const normalizedRoot = path.resolve(rootDir)
+  const limit = normalizeLimit(options.limit)
+  const typeFilter: WorkspaceFileSearchType = options.type ?? "all"
+  const refreshRequested = options.refresh === true
+
+  let entries: FileSystemEntry[] | undefined
+
+  try {
+    if (!refreshRequested) {
+      entries = getWorkspaceCandidates(normalizedRoot)
+    }
+
+    if (!entries) {
+      entries = refreshWorkspaceCandidates(normalizedRoot, () => collectCandidates(normalizedRoot))
+    }
+  } catch (error) {
+    clearWorkspaceSearchCache(normalizedRoot)
+    throw error
+  }
+
+  if (!entries || entries.length === 0) {
+    clearWorkspaceSearchCache(normalizedRoot)
+    return []
+  }
+
+  const candidates = buildCandidateEntries(entries, typeFilter)
+
+  if (candidates.length === 0) {
+    return []
+  }
+
+  const matches = fuzzysort.go<CandidateEntry>(trimmedQuery, candidates, {
+    key: "key",
+    limit,
+  })
+
+  if (!matches || matches.length === 0) {
+    return []
+  }
+
+  return matches.map((match) => match.obj.entry)
+}
+
+
+function collectCandidates(rootDir: string): FileSystemEntry[] {
+  const queue: string[] = [""]
+  const entries: FileSystemEntry[] = []
+
+  while (queue.length > 0 && entries.length < MAX_CANDIDATES) {
+    const relativeDir = queue.pop() || ""
+    const absoluteDir = relativeDir ? path.join(rootDir, relativeDir) : rootDir
+
+    let dirents: fs.Dirent[]
+    try {
+      dirents = fs.readdirSync(absoluteDir, { withFileTypes: true })
+    } catch {
+      continue
+    }
+
+    for (const dirent of dirents) {
+      const entryName = dirent.name
+      const lowerName = entryName.toLowerCase()
+      const relativePath = relativeDir ? `${relativeDir}/${entryName}` : entryName
+      const absolutePath = path.join(absoluteDir, entryName)
+
+      if (dirent.isDirectory() && IGNORED_DIRECTORIES.has(lowerName)) {
+        continue
+      }
+
+      let stats: fs.Stats
+      try {
+        stats = fs.statSync(absolutePath)
+      } catch {
+        continue
+      }
+
+      const isDirectory = stats.isDirectory()
+
+      if (isDirectory && !IGNORED_DIRECTORIES.has(lowerName)) {
+        if (entries.length < MAX_CANDIDATES) {
+          queue.push(relativePath)
+        }
+      }
+
+      const entryType: FileSystemEntry["type"] = isDirectory ? "directory" : "file"
+      const normalizedPath = normalizeRelativeEntryPath(relativePath)
+      const entry: FileSystemEntry = {
+        name: entryName,
+        path: normalizedPath,
+        absolutePath: path.resolve(rootDir, normalizedPath === "." ? "" : normalizedPath),
+        type: entryType,
+        size: entryType === "file" ? stats.size : undefined,
+        modifiedAt: stats.mtime.toISOString(),
+      }
+
+      entries.push(entry)
+
+      if (entries.length >= MAX_CANDIDATES) {
+        break
+      }
+    }
+  }
+
+  return entries
+}
+
+function buildCandidateEntries(entries: FileSystemEntry[], filter: WorkspaceFileSearchType): CandidateEntry[] {
+  const filtered: CandidateEntry[] = []
+  for (const entry of entries) {
+    if (!shouldInclude(entry.type, filter)) {
+      continue
+    }
+    filtered.push({ entry, key: buildSearchKey(entry) })
+  }
+  return filtered
+}
+
+function normalizeLimit(limit?: number) {
+  if (!limit || Number.isNaN(limit)) {
+    return DEFAULT_LIMIT
+  }
+  const clamped = Math.min(Math.max(limit, 1), MAX_LIMIT)
+  return clamped
+}
+
+function shouldInclude(entryType: FileSystemEntry["type"], filter: WorkspaceFileSearchType) {
+  return filter === "all" || entryType === filter
+}
+
+function normalizeRelativeEntryPath(relativePath: string): string {
+  if (!relativePath) {
+    return "."
+  }
+  let normalized = relativePath.replace(/\\+/g, "/")
+  if (normalized.startsWith("./")) {
+    normalized = normalized.replace(/^\.\/+/, "")
+  }
+  if (normalized.startsWith("/")) {
+    normalized = normalized.replace(/^\/+/g, "")
+  }
+  return normalized || "."
+}
+
+function buildSearchKey(entry: FileSystemEntry) {
+  return entry.path.toLowerCase()
+}