From 61bf84a726f01a9768fc73cc374c5f248a635a75 Mon Sep 17 00:00:00 2001
From: Tim Yung <yungsters@meta.com>
Date: Wed, 29 May 2024 22:55:09 -0700
Subject: [PATCH] Revert "Use content hash for facebook-www builds (#26331)"

This reverts commit 3cad3a54eda7b2d1c670c2d414f33d78a4c3f6af.
---
 .github/workflows/commit_artifacts.yml       | 14 ++-------
 scripts/rollup/build-all-release-channels.js | 30 ++++++--------------
 2 files changed, 11 insertions(+), 33 deletions(-)

diff --git a/.github/workflows/commit_artifacts.yml b/.github/workflows/commit_artifacts.yml
index ca1dd55f478cc..2f49dfbf2973a 100644
--- a/.github/workflows/commit_artifacts.yml
+++ b/.github/workflows/commit_artifacts.yml
@@ -147,7 +147,7 @@ jobs:
           mkdir -p ${BASE_FOLDER}/react-native-github/Libraries/Renderer/
           mkdir -p ${BASE_FOLDER}/RKJSModules/vendor/react/{scheduler,react,react-is,react-test-renderer}/
 
-          # Move React Native renderer 
+          # Move React Native renderer
           mv build/react-native/implementations/ $BASE_FOLDER/react-native-github/Libraries/Renderer/
           mv build/react-native/shims/ $BASE_FOLDER/react-native-github/Libraries/Renderer/
           mv build/facebook-react-native/scheduler/cjs/ $BASE_FOLDER/RKJSModules/vendor/react/scheduler/
@@ -161,9 +161,10 @@ jobs:
           rm $RENDERER_FOLDER/ReactNativeRenderer-{dev,prod,profiling}.js
 
           ls -R ./compiled
-      - name: Add REVISION file
+      - name: Add REVISION files
         run: |
           echo ${{ github.sha }} >> ./compiled/facebook-www/REVISION
+          cp ./compiled/facebook-www/REVISION ./compiled/facebook-www/REVISION_TRANSFORMS
           echo ${{ github.sha }} >> ./compiled-rn/facebook-fbsource/xplat/js/react-native-github/Libraries/Renderer/REVISION
       - uses: actions/upload-artifact@v3
         with:
@@ -189,16 +190,7 @@ jobs:
           name: compiled
           path: compiled/
       - run: git status -u
-      - name: Check if only the REVISION file has changed
-        id: check_should_commit
-        run: |
-          if git status --porcelain | grep -qv '/REVISION$'; then
-            echo "should_commit=true" >> "$GITHUB_OUTPUT"
-          else
-            echo "should_commit=false" >> "$GITHUB_OUTPUT"
-          fi
       - name: Commit changes to branch
-        if: steps.check_should_commit.outputs.should_commit == 'true'
         uses: stefanzweifel/git-auto-commit-action@v4
         with:
           commit_message: |
diff --git a/scripts/rollup/build-all-release-channels.js b/scripts/rollup/build-all-release-channels.js
index 85206f7b369f6..907d64048b5d5 100644
--- a/scripts/rollup/build-all-release-channels.js
+++ b/scripts/rollup/build-all-release-channels.js
@@ -2,7 +2,6 @@
 
 /* eslint-disable no-for-of-loops/no-for-of-loops */
 
-const crypto = require('node:crypto');
 const fs = require('fs');
 const fse = require('fs-extra');
 const {spawnSync} = require('child_process');
@@ -41,7 +40,10 @@ if (dateString.startsWith("'")) {
 
 // Build the artifacts using a placeholder React version. We'll then do a string
 // replace to swap it with the correct version per release channel.
-const PLACEHOLDER_REACT_VERSION = ReactVersion + '-PLACEHOLDER';
+//
+// The placeholder version is the same format that the "next" channel uses
+const PLACEHOLDER_REACT_VERSION =
+  ReactVersion + '-' + nextChannelLabel + '-' + sha + '-' + dateString;
 
 // TODO: We should inject the React version using a build-time parameter
 // instead of overwriting the source files.
@@ -158,27 +160,19 @@ function processStable(buildDir) {
   }
 
   if (fs.existsSync(buildDir + '/facebook-www')) {
-    const hash = crypto.createHash('sha1');
-    for (const fileName of fs.readdirSync(buildDir + '/facebook-www').sort()) {
+    for (const fileName of fs.readdirSync(buildDir + '/facebook-www')) {
       const filePath = buildDir + '/facebook-www/' + fileName;
       const stats = fs.statSync(filePath);
       if (!stats.isDirectory()) {
-        hash.update(fs.readFileSync(filePath));
         fs.renameSync(filePath, filePath.replace('.js', '.classic.js'));
       }
     }
     updatePlaceholderReactVersionInCompiledArtifacts(
       buildDir + '/facebook-www',
-      ReactVersion + '-www-classic-' + hash.digest('hex').slice(0, 8)
+      ReactVersion + '-www-classic-' + sha + '-' + dateString
     );
   }
 
-  // Update remaining placeholders with next channel version
-  updatePlaceholderReactVersionInCompiledArtifacts(
-    buildDir,
-    ReactVersion + '-' + canaryChannelLabel + '-' + sha + '-' + dateString
-  );
-
   if (fs.existsSync(buildDir + '/sizes')) {
     fs.renameSync(buildDir + '/sizes', buildDir + '/sizes-stable');
   }
@@ -212,27 +206,19 @@ function processExperimental(buildDir, version) {
   }
 
   if (fs.existsSync(buildDir + '/facebook-www')) {
-    const hash = crypto.createHash('sha1');
-    for (const fileName of fs.readdirSync(buildDir + '/facebook-www').sort()) {
+    for (const fileName of fs.readdirSync(buildDir + '/facebook-www')) {
       const filePath = buildDir + '/facebook-www/' + fileName;
       const stats = fs.statSync(filePath);
       if (!stats.isDirectory()) {
-        hash.update(fs.readFileSync(filePath));
         fs.renameSync(filePath, filePath.replace('.js', '.modern.js'));
       }
     }
     updatePlaceholderReactVersionInCompiledArtifacts(
       buildDir + '/facebook-www',
-      ReactVersion + '-www-modern-' + hash.digest('hex').slice(0, 8)
+      ReactVersion + '-www-modern-' + sha + '-' + dateString
     );
   }
 
-  // Update remaining placeholders with canary channel version
-  updatePlaceholderReactVersionInCompiledArtifacts(
-    buildDir,
-    ReactVersion + '-' + canaryChannelLabel + '-' + sha + '-' + dateString
-  );
-
   if (fs.existsSync(buildDir + '/sizes')) {
     fs.renameSync(buildDir + '/sizes', buildDir + '/sizes-experimental');
   }