save current + previous commit progress report, and commit data in artifacts

.github/workflows/build.yml

@@ -67,17 +67,25 @@ jobs:
           name: ${{ matrix.version }}_maps
           path: build/${{ matrix.version }}/**/*.MAP
 
-      - name: Generate Progress Report
+      - name: Generate Progress Reports
         if: github.ref == 'refs/heads/main'
         run: |
           ./objdiff-cli report generate -o progress.json
+          git log -1 --pretty='{"id": "%H", "email": "%ae", "time": "%ad", "message": "%s"}' --date=format:"%Y-%m-%dT%H:%M:%S" > progress-commit.json
+          git checkout HEAD~1
+          rm -rf ./build/
+          ninja all_source
+          ./objdiff-cli report generate -o previous.json
 
-      - name: Save Artifact
+      - name: Save Progress Artifacts
         if: github.ref == 'refs/heads/main'
         uses: actions/upload-artifact@v4
         with:
           name: progress
-          path: progress.json
+          path: |
+            progress.json
+            previous.json
+            progress-commit.json
 
   website:
     runs-on: ubuntu-latest
@@ -89,7 +97,7 @@ jobs:
         with:
           repository: bfbbdecomp/website
 
-      - name: Download artifact
+      - name: Download Progress Artifacts
         uses: actions/download-artifact@v4
         with:
           name: progress

tools/report.py

@@ -0,0 +1,21 @@
+from pathlib import Path
+import shutil
+import subprocess
+from pygit2 import GIT_CHECKOUT_FORCE, Repository
+
+repo = Repository(".")
+branch = repo.lookup_branch("main")
+ref = repo.lookup_reference(branch.name)
+repo.checkout(ref, strategy=GIT_CHECKOUT_FORCE)
+
+for commit in list(repo.walk(repo.head.target)):
+    id = str(commit.id)
+    shutil.rmtree("./build", ignore_errors=True)
+    filename = f"./artifacts/{id}.json"
+    if (not Path(filename).is_file()):
+        repo.checkout_tree(commit, strategy=GIT_CHECKOUT_FORCE)
+        subprocess.run("ninja all_source", shell=True)
+        subprocess.run(f"./objdiff-cli report generate -o {filename}", shell=True)
+    else:
+        print("skipping " + filename)
+    print(commit.id)