pnpm/hooks/read-package-hook/src/createReadPackageHook.ts

import type {
  PackageExtension,
  PackageManifest,
  ProjectManifest,
  ReadPackageHook,
} from '@pnpm/types'
import { packageExtensions as compatPackageExtensions } from '@yarnpkg/extensions'
import { isEmpty, pipeWith } from 'ramda'

import { createOptionalDependenciesRemover } from './createOptionalDependenciesRemover.js'
import { createPackageExtender } from './createPackageExtender.js'
import { createVersionsOverrider, type VersionOverrideWithoutRawSelector } from './createVersionsOverrider.js'

export function createReadPackageHook (
  {
    ignoreCompatibilityDb,
    lockfileDir,
    overrides,
    ignoredOptionalDependencies,
    packageExtensions,
    readPackageHook,
  }: {
    ignoreCompatibilityDb?: boolean
    lockfileDir: string
    overrides?: VersionOverrideWithoutRawSelector[]
    ignoredOptionalDependencies?: string[]
    packageExtensions?: Record<string, PackageExtension>
    readPackageHook?: ReadPackageHook[] | ReadPackageHook
  }
): ReadPackageHook | undefined {
  const hooks: ReadPackageHook[] = []
  if (!ignoreCompatibilityDb) {
    hooks.push(createPackageExtender(Object.fromEntries(compatPackageExtensions)))
  }
  if (!isEmpty(packageExtensions ?? {})) {
    hooks.push(createPackageExtender(packageExtensions!))
  }
  if (Array.isArray(readPackageHook)) {
    hooks.push(...readPackageHook)
  } else if (readPackageHook) {
    hooks.push(readPackageHook)
  }
  if (!isEmpty(overrides ?? {})) {
    hooks.push(createVersionsOverrider(overrides!, lockfileDir))
  }
  if (ignoredOptionalDependencies && !isEmpty(ignoredOptionalDependencies)) {
    hooks.push(createOptionalDependenciesRemover(ignoredOptionalDependencies))
  }

  if (hooks.length === 0) {
    return undefined
  }
  const readPackageAndExtend = hooks.length === 1
    ? hooks[0]
    : ((pkg: PackageManifest | ProjectManifest, dir: string) => pipeWith(async (f, res) => f(await res, dir), hooks as any)(pkg, dir)) as ReadPackageHook // eslint-disable-line @typescript-eslint/no-explicit-any
  return readPackageAndExtend
}