chore: refactoring and tests, splitting up files (#12495)

packages/app/src/pages/layout/helpers.ts

@@ -0,0 +1,65 @@
+import { getFilename } from "@opencode-ai/util/path"
+import { type Session } from "@opencode-ai/sdk/v2/client"
+
+export const workspaceKey = (directory: string) => directory.replace(/[\\/]+$/, "")
+
+export function sortSessions(now: number) {
+  const oneMinuteAgo = now - 60 * 1000
+  return (a: Session, b: Session) => {
+    const aUpdated = a.time.updated ?? a.time.created
+    const bUpdated = b.time.updated ?? b.time.created
+    const aRecent = aUpdated > oneMinuteAgo
+    const bRecent = bUpdated > oneMinuteAgo
+    if (aRecent && bRecent) return a.id < b.id ? -1 : a.id > b.id ? 1 : 0
+    if (aRecent && !bRecent) return -1
+    if (!aRecent && bRecent) return 1
+    return bUpdated - aUpdated
+  }
+}
+
+export const isRootVisibleSession = (session: Session, directory: string) =>
+  workspaceKey(session.directory) === workspaceKey(directory) && !session.parentID && !session.time?.archived
+
+export const sortedRootSessions = (store: { session: Session[]; path: { directory: string } }, now: number) =>
+  store.session.filter((session) => isRootVisibleSession(session, store.path.directory)).toSorted(sortSessions(now))
+
+export const childMapByParent = (sessions: Session[]) => {
+  const map = new Map<string, string[]>()
+  for (const session of sessions) {
+    if (!session.parentID) continue
+    const existing = map.get(session.parentID)
+    if (existing) {
+      existing.push(session.id)
+      continue
+    }
+    map.set(session.parentID, [session.id])
+  }
+  return map
+}
+
+export function getDraggableId(event: unknown): string | undefined {
+  if (typeof event !== "object" || event === null) return undefined
+  if (!("draggable" in event)) return undefined
+  const draggable = (event as { draggable?: { id?: unknown } }).draggable
+  if (!draggable) return undefined
+  return typeof draggable.id === "string" ? draggable.id : undefined
+}
+
+export const displayName = (project: { name?: string; worktree: string }) =>
+  project.name || getFilename(project.worktree)
+
+export const errorMessage = (err: unknown, fallback: string) => {
+  if (err && typeof err === "object" && "data" in err) {
+    const data = (err as { data?: { message?: string } }).data
+    if (data?.message) return data.message
+  }
+  if (err instanceof Error) return err.message
+  return fallback
+}
+
+export const syncWorkspaceOrder = (local: string, dirs: string[], existing?: string[]) => {
+  if (!existing) return dirs
+  const keep = existing.filter((d) => d !== local && dirs.includes(d))
+  const missing = dirs.filter((d) => d !== local && !existing.includes(d))
+  return [local, ...missing, ...keep]
+}