From 7d35afd30d497294c95630de88e05e0d94ed5e16 Mon Sep 17 00:00:00 2001
From: simeng-li <simeng@silverhand.io>
Date: Mon, 8 Jan 2024 18:31:46 +0800
Subject: [PATCH] fix: fix the db alter detect ci script (#5210)

fix the db alter detect ci script
---
 .../alteration-compatibility-integration-test.yml     | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/alteration-compatibility-integration-test.yml b/.github/workflows/alteration-compatibility-integration-test.yml
index 3a86ece2f..96cd0493c 100644
--- a/.github/workflows/alteration-compatibility-integration-test.yml
+++ b/.github/workflows/alteration-compatibility-integration-test.yml
@@ -23,11 +23,18 @@ jobs:
           fetch-depth: 0
 
       # compare the current codebase with HEAD and check if there are any changes under the alterations folder
+      # if the event is a pull request, we need to compare the merge base with HEAD, otherwise we compare the current commit with the previous commit
       - name: Check for alteration changes
         id: changes-detection
         run: |
-          MERGE_BASE=$(git merge-base origin/${{github.base_ref}} HEAD)
-          CHANGE_FILES=$(git diff --name-only $MERGE_BASE | grep 'packages/schemas/alterations/' || true)
+          if [[ "${{ github.event_name }}" == "pull_request" ]]; then
+            BASE=$(git merge-base origin/${{github.base_ref}} HEAD)
+          else
+            BASE=${{ github.event.before }}
+          fi
+
+          CHANGE_FILES=$(git diff --name-only $BASE | grep 'packages/schemas/alterations/' || true)
+
           if [ -n "$CHANGE_FILES" ]; then
             echo "$CHANGE_FILES"
             echo "::set-output name=has-alteration-changes::true"