From bf91ff3bc2f3643d1bef9133d9b990d9416aebec Mon Sep 17 00:00:00 2001
From: Donovan Yohan <34756395+donovan-yohan@users.noreply.github.com>
Date: Fri, 26 Aug 2022 16:09:11 -0400
Subject: [PATCH] feat: implement onLaikaReady callback for
 createGlobalLaikaLink (#33)

Co-authored-by: Donovan Yohan <donovan.yohan@q4inc.com>
---
 src/createGlobalLaikaLink.ts | 11 ++++++++++-
 src/typedefs.ts              |  2 ++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/createGlobalLaikaLink.ts b/src/createGlobalLaikaLink.ts
index 55bb1f6..bdd8146 100644
--- a/src/createGlobalLaikaLink.ts
+++ b/src/createGlobalLaikaLink.ts
@@ -7,6 +7,7 @@ export const getLaikaSingleton = memoize(
   (
     globalPropertyName: string = DEFAULT_GLOBAL_PROPERTY_NAME,
     startLoggingImmediately: boolean = false,
+    onLaikaReady?: (laika: Laika) => void,
   ) => {
     // eslint-disable-next-line @typescript-eslint/no-explicit-any,@typescript-eslint/no-unsafe-member-access,no-multi-assign
     const singleton = ((globalThis as any)[globalPropertyName] = new Laika({
@@ -16,6 +17,9 @@ export const getLaikaSingleton = memoize(
     if (startLoggingImmediately) {
       singleton.log.startLogging()
     }
+
+    onLaikaReady?.(singleton)
+
     return singleton
   },
 )
@@ -28,11 +32,16 @@ export function createGlobalLaikaLink({
   clientName = '__unknown__',
   globalPropertyName,
   startLoggingImmediately = false,
+  onLaikaReady,
 }: CreateLaikaLinkOptions) {
   if (clientName === '__unknown__') {
     throw new Error('LaikaLink: clientName is required')
   }
-  const laika = getLaikaSingleton(globalPropertyName, startLoggingImmediately)
+  const laika = getLaikaSingleton(
+    globalPropertyName,
+    startLoggingImmediately,
+    onLaikaReady,
+  )
   return laika.createLink((operation) => {
     operation.setContext({ clientName })
   })
diff --git a/src/typedefs.ts b/src/typedefs.ts
index 7860cab..1f6ea18 100644
--- a/src/typedefs.ts
+++ b/src/typedefs.ts
@@ -5,6 +5,7 @@ import type {
   Observable,
   Operation,
 } from '@apollo/client/core'
+import type { Laika } from './laika'
 
 /** @ignore */
 export type { FetchResult, NextLink, Operation } from '@apollo/client/core'
@@ -123,6 +124,7 @@ export interface CreateLaikaLinkOptions {
   clientName: string
   globalPropertyName?: string
   startLoggingImmediately?: boolean
+  onLaikaReady?: (laika: Laika) => void
 }
 
 // helpers