From ff61e8e9f873b3a3250c9cec106bce14b88bdef2 Mon Sep 17 00:00:00 2001
From: BenShelton <bensheltonjones@gmail.com>
Date: Mon, 26 Apr 2021 12:16:49 +0100
Subject: [PATCH] feat(media/ipc): allow empty args, add media:clear &
 display:clear events

---
 packages/media/app/main/src/ipc.ts                 |  5 +++++
 packages/media/app/preload/types/electron-api.d.ts |  4 ++--
 packages/media/types/ipc.d.ts                      | 10 +++++++++-
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/packages/media/app/main/src/ipc.ts b/packages/media/app/main/src/ipc.ts
index b236da7..493940c 100644
--- a/packages/media/app/main/src/ipc.ts
+++ b/packages/media/app/main/src/ipc.ts
@@ -39,4 +39,9 @@ export function initIPC (): void {
     const displayWindow = await refocusDisplayWindow()
     displayWindow.webContents.send('display:image', { src: args.src } as DisplayImage['Args'])
   })
+
+  ipcMain.on('media:clear', async () => {
+    const displayWindow = await refocusDisplayWindow()
+    displayWindow.webContents.send('display:clear')
+  })
 }
diff --git a/packages/media/app/preload/types/electron-api.d.ts b/packages/media/app/preload/types/electron-api.d.ts
index 2405bb0..bc92f75 100644
--- a/packages/media/app/preload/types/electron-api.d.ts
+++ b/packages/media/app/preload/types/electron-api.d.ts
@@ -1,7 +1,7 @@
 interface ElectronApi {
   invoke<T extends { Args?: unknown, Response: unknown }> (channel: string, args?: T['Args']): Promise<T['Response']>
-  send<T extends { Args: unknown }> (channel: string, args: T['Args']): void
-  on<T extends { Args: unknown }> (channel: string, cb: (args: T['Args']) => void): void
+  send<T extends { Args?: unknown }> (channel: string, args: T['Args']): void
+  on<T extends { Args?: unknown }> (channel: string, cb: (args: T['Args']) => void): void
 }
 
 declare interface Window {
diff --git a/packages/media/types/ipc.d.ts b/packages/media/types/ipc.d.ts
index b33c3c2..75f7e3c 100644
--- a/packages/media/types/ipc.d.ts
+++ b/packages/media/types/ipc.d.ts
@@ -10,7 +10,7 @@ interface Invoke {
 }
 
 interface Send {
-  Args: unknown
+  Args?: unknown
 }
 
 export interface CatalogUpdate extends Invoke {
@@ -31,8 +31,16 @@ export interface MediaImage extends Send {
   }
 }
 
+export interface MediaClear extends Send {
+  Args?: never
+}
+
 export interface DisplayImage extends Send {
   Args: {
     src: string
   }
 }
+
+export interface DisplayClear extends Send {
+  Args?: never
+}