[Feat] Add patching speed check

package.json

@@ -370,7 +370,7 @@
     "@hyperplay/extension-provider": "^0.0.8",
     "@hyperplay/mock-backend": "^0.0.1",
     "@hyperplay/overlay": "^0.0.7",
-    "@hyperplay/patcher": "^0.0.17",
+    "@hyperplay/patcher": "^0.0.18",
     "@hyperplay/providers": "^0.0.6",
     "@hyperplay/proxy-server": "^0.0.11"
   },

src/backend/metrics/types.ts

@@ -226,6 +226,21 @@ export interface PatchingFailed {
   sensitiveProperties?: never
 }
 
+export interface PatchingTooSlow {
+  event: 'Patching Too Slow'
+  properties: {
+    game_name: string
+    game_title: string
+    platform: ReturnType<typeof getPlatformName>
+    platform_arch: InstallPlatform
+    old_game_version: string
+    new_game_version: string
+    est_time_to_patch_sec: string
+    est_time_to_install_sec: string
+  }
+  sensitiveProperties?: never
+}
+
 export interface GameUninstallRequested {
   event: 'Game Uninstall Requested'
   properties: {
@@ -442,5 +457,6 @@ export type PossibleMetricPayloads =
   | PatchingStarted
   | PatchingSuccess
   | PatchingFailed
+  | PatchingTooSlow
 
 export type PossibleMetricEventNames = PossibleMetricPayloads['event']

src/backend/storeManagers/hyperplay/games.ts

@@ -100,6 +100,7 @@ import { trackEvent } from 'backend/metrics/metrics'
 import { getFlag } from 'backend/flags/flags'
 import { ipfsGateway } from 'backend/vite_constants'
 import { GlobalConfig } from 'backend/config'
+import { PatchingError } from './types'
 
 interface ProgressDownloadingItem {
   DownloadItem: DownloadItem
@@ -1653,6 +1654,93 @@ export async function downloadGameIpdtManifest(
   }
 }
 
+async function checkIfPatchingIsFaster(
+  oldManifestPath: string,
+  newManifestPath: string,
+  gameInfo: GameInfo
+) {
+  // read manifests
+  const oldManifestJson = JSON.parse(readFileSync(oldManifestPath).toString())
+  const newManifestJson = JSON.parse(readFileSync(newManifestPath).toString())
+
+  // compare manifests
+
+  const { compareManifests } = await import('@hyperplay/patcher')
+  const { estimatedPatchSizeInKB } = compareManifests(
+    oldManifestJson.files,
+    newManifestJson.files
+  )
+
+  // calc break point % where patching is faster
+  if (
+    gameInfo?.install?.platform &&
+    gameInfo.channels &&
+    gameInfo?.install?.channelName &&
+    Object.hasOwn(gameInfo.channels, gameInfo.install.channelName)
+  ) {
+    const channelName = gameInfo.install.channelName
+    const [releaseMeta] = getReleaseMeta(gameInfo, channelName)
+    const platform = handleArchAndPlatform(
+      gameInfo.install.platform,
+      releaseMeta
+    )
+    const downloadSize = parseInt(
+      releaseMeta.platforms[platform]?.downloadSize ?? '0'
+    )
+    const installSize = parseInt(
+      releaseMeta.platforms[platform]?.installSize ?? '0'
+    )
+    // @TODO: get these speed values from local checks of download/write speed
+    const patchingSpeeds = getFlag('patching-speeds', {
+      downloadSpeedInKBPerSecond: 25600,
+      extractionSpeedInKBPerSecond: 51200,
+      patchingSpeedEstimateInKBPerSecond: 5120
+    }) as {
+      downloadSpeedInKBPerSecond: number
+      extractionSpeedInKBPerSecond: number
+      patchingSpeedEstimateInKBPerSecond: number
+    }
+    const downloadSpeedInKBPerSecond = patchingSpeeds.downloadSpeedInKBPerSecond
+    const extractionSpeedInKBPerSecond =
+      patchingSpeeds.extractionSpeedInKBPerSecond
+    const estTimeToInstallFullGameInSec =
+      (downloadSize / 1024) * downloadSpeedInKBPerSecond +
+      (installSize / 1024) * extractionSpeedInKBPerSecond
+
+    // @TODO: get this value from local check of patching speed
+    const patchingSpeedEstimateInKBPerSecond =
+      patchingSpeeds.patchingSpeedEstimateInKBPerSecond
+    const estTimeToPatchGameInSec =
+      estimatedPatchSizeInKB / patchingSpeedEstimateInKBPerSecond
+
+    if (estTimeToPatchGameInSec > estTimeToInstallFullGameInSec) {
+      const abortMessage = `Downloading full game instead of patching. \n 
+        Estimated time to install full game: ${estTimeToInstallFullGameInSec} seconds. \n
+        Estimated time to patch: ${estTimeToPatchGameInSec}
+      `
+      logInfo(abortMessage, LogPrefix.HyperPlay)
+      const patchingError = new PatchingError(
+        abortMessage,
+        'slower-than-install',
+        {
+          event: 'Patching Too Slow',
+          properties: {
+            game_name: gameInfo.app_name,
+            game_title: gameInfo.title,
+            platform: getPlatformName(platform),
+            platform_arch: platform,
+            est_time_to_install_sec: estTimeToInstallFullGameInSec.toString(),
+            est_time_to_patch_sec: estTimeToPatchGameInSec.toString(),
+            old_game_version: gameInfo.install.version ?? 'unknown',
+            new_game_version: gameInfo.version ?? 'unknown'
+          }
+        }
+      )
+      throw patchingError
+    }
+  }
+}
+
 async function applyPatching(
   gameInfo: GameInfo,
   newVersion: string,
@@ -1717,6 +1805,9 @@ async function applyPatching(
     const previousManifest = await getManifest(appName, platform, version)
     const currentManifest = await getManifest(appName, platform, newVersion)
 
+    // check if it is faster to patch or install and throw if install is faster
+    await checkIfPatchingIsFaster(previousManifest, currentManifest, gameInfo)
+
     logInfo(
       `Patching ${gameInfo.title} from ${version} to ${newVersion}`,
       LogPrefix.HyperPlay
@@ -1859,6 +1950,16 @@ async function applyPatching(
 
     return { status: 'done' }
   } catch (error) {
+    if (error instanceof PatchingError) {
+      if (error.reason === 'slower-than-install') {
+        if (error.eventToTrack) {
+          trackEvent(error.eventToTrack)
+        }
+        // this will not track any error events or call captureException in the calling code. it will try to install
+        return { status: 'error' }
+      }
+    }
+
     logError(`Error while patching ${error}`, LogPrefix.HyperPlay)
 
     trackEvent({
@@ -1883,7 +1984,12 @@ async function applyPatching(
         newVersion
       }
     })
-    rmSync(datastoreDir, { recursive: true })
+
+    // errors can be thrown before datastore dir created. rmSync on nonexistent dir blocks indefinitely
+    if (existsSync(datastoreDir)) {
+      rmSync(datastoreDir, { recursive: true })
+    }
+
     return { status: 'error', error: `Error while patching ${error}` }
   }
 }

src/backend/storeManagers/hyperplay/types.ts

@@ -0,0 +1,19 @@
+import { PossibleMetricPayloads } from 'backend/metrics/types'
+
+export type PatchingErrorReason = 'slower-than-install'
+
+export class PatchingError extends Error {
+  reason: PatchingErrorReason
+  eventToTrack?: PossibleMetricPayloads
+
+  constructor(
+    message: string,
+    reason: PatchingErrorReason,
+    eventToTrack?: PossibleMetricPayloads
+  ) {
+    super(message) // Pass the message to the base Error class
+    this.reason = reason
+    this.eventToTrack = eventToTrack
+    this.name = 'PatchingError' // Set a custom error name
+  }
+}

yarn.lock

@@ -1293,10 +1293,10 @@
     "@hyperplay/utils" "^0.3.3"
     mobx "^6.12.3"
 
-"@hyperplay/patcher@^0.0.17":
-  version "0.0.17"
-  resolved "https://registry.yarnpkg.com/@hyperplay/patcher/-/patcher-0.0.17.tgz#0b62dffbb622712c592d271e49b34c70448489c8"
-  integrity sha512-29DWtEGlCgxw22u0/k5QtZhSLn/MmHdXCsilCe9w/cbaWguT69oYSSE/E2omhaPIntF3w2/Lt0pxoSpY1Qly1g==
+"@hyperplay/patcher@^0.0.18":
+  version "0.0.18"
+  resolved "https://registry.yarnpkg.com/@hyperplay/patcher/-/patcher-0.0.18.tgz#a0db981fede4d3a72be293fdefb24c454da54fe7"
+  integrity sha512-aCt29RsEuODjk5OA2/Lh9cAKIdfbivwlWcfOIUdF4susB0mpiRQVUVLdBzpSkXsiJ0jDId989jUdEfO1+wh3uw==
   dependencies:
     "@valist/sdk" "^2.10.5"
     ethers "^6.13.4"
@@ -1344,13 +1344,6 @@
   dependencies:
     bignumber.js "^9.1.2"
 
-"@hyperplay/utils@^0.3.3":
-  version "0.3.3"
-  resolved "https://registry.yarnpkg.com/@hyperplay/utils/-/utils-0.3.3.tgz#9d594a29012ae5a172138878208d6d4edb6412f2"
-  integrity sha512-t8XB7oFWJU4S1ULxVBURt9BhpgaZAq5C131Ch5wShxuMTjxxGEhTAAcppsH+VYd7lwtp4se9myzhc6u21rUNgQ==
-  dependencies:
-    bignumber.js "^9.1.2"
-
 "@hyperplay/utils@^0.3.4":
   version "0.3.4"
   resolved "https://registry.yarnpkg.com/@hyperplay/utils/-/utils-0.3.4.tgz#71d4abe910ec8550c865418118eb1c07df3b399d"