feat: export discord/AppStartPerformance, add Startup Timing logging

lib/discord/package.json

@@ -12,6 +12,9 @@
     "./native": {
       "default": "./src/native.ts"
     },
+    "./preinit": {
+      "default": "./src/preinit.ts"
+    },
     "./types": {
       "types": "./types/index.ts"
     }

lib/discord/src/index.ts

@@ -3,6 +3,8 @@ import { byName, byProps } from '@revenge-mod/modules/finders/filters'
 
 import type { DiscordModules } from '../types'
 
+export * from './preinit'
+
 export * as flux from './flux'
 export * as native from './native'
 

lib/discord/src/preinit.ts

@@ -0,0 +1,18 @@
+import { byDependencies, byProps, moduleStateAware } from '@revenge-mod/modules/finders/filters'
+import { lookupModule } from '@revenge-mod/modules/finders'
+
+import type { DiscordModules } from '../types'
+
+// ../discord_common/js/shared/AppStartPerformance.tsx
+export const AppStartPerformance = lookupModule(
+    moduleStateAware(
+        byProps<DiscordModules.AppStartPerformance>('markAndLog'),
+        // biome-ignore lint/suspicious/noSparseArray: Nah
+        byDependencies([-1, , , 2]),
+    ),
+    {
+        includeUninitialized: true,
+    },
+)!
+
+AppStartPerformance.mark('👊', 'Preinit')

lib/discord/types/index.ts

@@ -69,6 +69,16 @@ export namespace DiscordModules {
         }
     }
 
+    export namespace AppStartPerformance {
+        export type MarkArgs = [emoji: string, log: string, delta?: number]
+    }
+
+    export interface AppStartPerformance {
+        mark(...args: AppStartPerformance.MarkArgs): void
+        markAndLog(logger: InstanceType<DiscordModules.Logger>, ...args: AppStartPerformance.MarkArgs): void
+        [index: string]: unknown
+    }
+
     /**
      * Discord's `Logger` class.
      *

lib/init/src/index.ts

@@ -15,6 +15,7 @@ onModuleFirstRequired(0, function onceIndexRequired() {
         // Initialize preinit libraries
         require('@revenge-mod/modules/preinit')
         require('@revenge-mod/react/preinit')
+        require('@revenge-mod/discord/preinit')
 
         onModuleInitialized(0, function onceIndexInitialized() {
             runCatching(() => {

plugins/all.ts

@@ -1 +1,2 @@
+import './timing-log'
 import './staff-settings'

plugins/timing-log/index.ts

@@ -0,0 +1,27 @@
+import { AppStartPerformance } from '@revenge-mod/discord'
+
+import { PluginFlags } from '@revenge-mod/plugins'
+import { registerPlugin } from '@revenge-mod/plugins/_'
+
+AppStartPerformance.mark('👊', 'Plugins register')
+
+const tsReg = performance.now()
+let tsInit: number
+
+registerPlugin(
+    {
+        id: 'revenge.timing-log',
+        name: 'Startup Timing Log',
+        description: "Log Revenge's startup timing into Discord's Startup Timing",
+    },
+    {
+        init() {
+            tsInit = performance.now()
+            AppStartPerformance.mark('👊', 'Plugins init', tsInit - tsReg)
+        },
+        start() {
+            AppStartPerformance.mark('👊', 'Plugins start', performance.now() - tsInit)
+        },
+    },
+    PluginFlags.Internal | PluginFlags.Enabled,
+)