chore: added sql-validator in git-hub action (#4255)

* added sql-validator in git-hub action

* removed exit commands

* edited the grep with whole word

* modified

* modified comments

---------

Co-authored-by: Badal Kumar Prusty <[email protected]>

.github/workflows/pr-issue-validator.yaml

@@ -29,6 +29,10 @@ jobs:
     steps:
     - name: Checkout repository
       uses: actions/checkout@v2
+      with:
+        ref: ${{ github.event.pull_request.head.sha }}
+        fetch-depth: 0
+
 
     - name: Validate Issue Reference
       env:
@@ -150,3 +154,84 @@ jobs:
             gh pr edit $PRNUM --remove-label "PR:Ready-to-Review"
             exit 1
         fi
+    - name: Check SQL file format and duplicates
+      shell: bash
+      env: 
+          pr_no: ${{ github.event.pull_request.number }}
+          GH_TOKEN: ${{ github.token }}
+      run: |
+        
+        # Fetch the latest changes from the main branch
+        git fetch origin main
+
+        # Get the list of changed files
+        git diff origin/main...HEAD --name-only > diff
+
+        echo "Changed files:"
+        cat diff
+
+        echo "Changed SQL files-:"
+        # Filter SQL files from the list of changed files
+        awk '/scripts\/sql\//' diff
+
+        # Count the number of changed SQL files in the 'scripts/sql' directory
+        count=$(awk '/scripts\/sql\//' diff | wc -l)
+
+        # Check if no SQL files were changed
+        if [[ $count == "0" ]]; then 
+          echo "No SQL files were added, Exiting from this action."
+          exit 0
+        fi
+
+        # Iterate through each changed SQL file
+        for filename in $(awk '/scripts\/sql\//' diff); do
+          echo "Checking File: $filename"
+          
+          # Check if the SQL file name is in the correct format (i.e., it ends with either '.up.sql' or '.down.sql')
+          if [[ "$filename" =~ \.(up|down)\.sql$ ]]; then
+
+            # Print a message that the file name is in the correct format
+            echo "File name: $filename is in the correct format"
+          else
+            # Print an error message
+            echo "Error: The SQL file name is not in the correct format: $filename."
+
+            # Post a comment on a GitHub pull request with the error message
+            gh pr comment $pr_no --body "The SQL file name: $filename is not in the correct format."
+
+            # Exit the script with a non-zero status code
+            exit 1 
+          fi
+
+          # Navigate to the SQL files directory
+          sql_dir="scripts/sql"
+          echo "Current directory: $(pwd)"
+          cd "$sql_dir"
+          echo "SQL files directory: $(pwd)"
+          
+          # Extract the migration number from the SQL file name
+          migration_no=$(echo "$filename" | cut -d "/" -f 3 | cut -d "_" -f 1)
+          echo "Migration Number: $migration_no"
+          
+          # Count the number of files with the same migration number
+          migration_files_present_of_this_no=$(ls | cut -d "_" -f 1 | grep -w -c "$migration_no")
+
+          # Navigate back to the original directory
+          cd ../..
+          
+          # Check the conditions based on the number of files with the same migration number
+          if [[ $migration_files_present_of_this_no == "2" ]]; then
+            echo "All looks good for this migration number."
+          elif [[ $migration_files_present_of_this_no == "1" ]]; then
+            # Only one file is present for this migration number
+            echo "Only single migration file was present for migration no.: $migration_no. either up or down migration is missing! EXITING"
+            gh pr comment $pr_no --body "Error: Only a single migration file was present for this number: $migration_no."
+            exit 1
+          else 
+            # Migration number is repeated
+            echo "Error: Migration number is repeated."
+            gh pr comment $pr_no --body "Error: The SQL file number: $migration_no is duplicated"
+            exit 1
+          fi
+        done
+