Function createWorkspaceTerminalSession

packages/app/src/context/terminal.tsx:146–371

(
  sdk: DirectorySDK,
  dir: string,
  scope: ServerScopeValue,
  legacySessionID?: string,
)

}

function createWorkspaceTerminalSession(
  sdk: DirectorySDK,
  dir: string,
  scope: ServerScopeValue,
  legacySessionID?: string,
) {
  const legacy = scope === ServerScope.local ? getLegacyTerminalStorageKeys(dir, legacySessionID) : []

  const [store, setStore, _, ready] = persisted(
    {
      ...terminalPersistTarget(scope, dir, legacy),
      migrate: migrateTerminalState,
    },
    createStore<{
      active?: string
      all: LocalPTY[]
    }>({
      all: [],
    }),
  )

  const pickNextTerminalNumber = () => {
    const existingTitleNumbers = new Set(
      store.all.flatMap((pty) => {
        const direct = Number.isFinite(pty.titleNumber) && pty.titleNumber > 0 ? pty.titleNumber : undefined
        if (direct !== undefined) return [direct]
        const parsed = numberFromTitle(pty.title)
        if (parsed === undefined) return []
        return [parsed]
      }),
    )

    return (
      Array.from({ length: existingTitleNumbers.size + 1 }, (_, index) => index + 1).find(
        (number) => !existingTitleNumbers.has(number),
      ) ?? 1
    )
  }

  const removeExited = (id: string) => {
    const all = store.all
    const index = all.findIndex((x) => x.id === id)
    if (index === -1) return
    const active = store.active === id ? (index === 0 ? all[1]?.id : all[0]?.id) : store.active
    batch(() => {
      setStore("active", active)
      setStore(
        "all",
        produce((draft) => {
          draft.splice(index, 1)
        }),
      )
    })
  }

  const unsub = sdk.event.on("pty.exited", (event: { properties: { id: string } }) => {
    removeExited(event.properties.id)
  })