Function promptForCreateOptions

packages/cli/src/options.ts:40–265

(
  cliOptions: CliOptions,
  {
    forcedAddOns = [],
    forcedDeployment,
    showDeploymentOptions = true,
    defaultFrameworkId,
  }: {
    forcedAddOns?: Array<string>
    forcedDeployment?: string
    showDeploymentOptions?: boolean
    defaultFrameworkId?: string
  },
)

import type { CliOptions } from './types.js'

export async function promptForCreateOptions(
  cliOptions: CliOptions,
  {
    forcedAddOns = [],
    forcedDeployment,
    showDeploymentOptions = true,
    defaultFrameworkId,
  }: {
    forcedAddOns?: Array<string>
    forcedDeployment?: string
    showDeploymentOptions?: boolean
    defaultFrameworkId?: string
  },
): Promise<Required<Options> | undefined> {
  const options = {} as Required<Options>

  if (cliOptions.framework) {
    options.framework = getFrameworkById(cliOptions.framework)!
  } else {
    const availableFrameworks = getFrameworks()
    if (defaultFrameworkId || availableFrameworks.length <= 1) {
      options.framework = getFrameworkById(defaultFrameworkId || 'react')!
    } else {
      options.framework = await selectFramework(
        availableFrameworks,
        defaultFrameworkId,
      )
    }
  }

  const projectLocation = resolveProjectLocation({
    projectName: cliOptions.projectName ?? (await getProjectName()),
    targetDir: cliOptions.targetDir,
    emptyProjectNameIsCurrentDirectory: true,
  })

  if (!projectLocation) {
    throw new Error('Project name or target directory is required')
  }

  options.projectName = projectLocation.projectName
  options.targetDir = projectLocation.targetDir

  const { valid, error } = validateProjectName(options.projectName)
  if (!valid) {
    console.error(error)
    process.exit(1)
  }

  // Mode is always file-router (TanStack Start)
  options.mode = 'file-router'
  const template = cliOptions.template?.toLowerCase().trim()
  const isLegacyTemplate =
    template &&
    ['file-router', 'typescript', 'tsx', 'javascript', 'js', 'jsx'].includes(
      template,
    )
  const routerOnly =