The core script used to deploy thecist's repos

_undeploy-core.sh

#!/usr/bin/env bash
set -e

REPO_DIR="$1"
TARGET_DIR="$2"
PROJECT_NAME="$3"
BRANCH="$4"

if [[ -z "$REPO_DIR" || -z "$TARGET_DIR" || -z "$PROJECT_NAME" || -z "$BRANCH" ]]; then
  echo "Usage: _undeploy-core <repo_dir> <target_dir> <project_name> <branch>"
  exit 1
fi

if [[ "$BRANCH" == "main" ]]; then
  echo "ERROR: Cannot undeploy the 'main' branch. Aborting."
  exit 1
fi

echo "Undeploying project: $PROJECT_NAME"

# Stop and remove containers
echo "Stopping containers for project $PROJECT_NAME..."
docker compose --project-name "$PROJECT_NAME" down || echo "Container already stopped or missing"

# Remove Docker image(s)
echo "Removing Docker images for project $PROJECT_NAME..."
docker images --format "{{.Repository}}:{{.Tag}} {{.ID}}" | grep "$PROJECT_NAME" | awk '{print $2}' | xargs -r docker rmi || true

# Delete deployment folder
if [[ -d "$TARGET_DIR" ]]; then
  echo "Removing target directory: $TARGET_DIR"
  rm -rf "$TARGET_DIR"
else
  echo "Target directory $TARGET_DIR not found"
fi

# Delete branch from the bare repo
echo "Deleting branch '$BRANCH' from $REPO_DIR"
git --git-dir="$REPO_DIR" update-ref -d "refs/heads/$BRANCH"

echo "Undeployment complete."