#!/bin/bash

# 1. Setup variables from your environment
CONTAINER_NAME="minio-node${MINIO_NODE_NUMBER}"
DATA_PATH="/docker/minio/data"
# Example: MINIO_BUCKET_REGISTRY="forgejo prometheus backups"

echo "Checking S3 Bucket Registry..."

# 2. Stop the clustered container to prevent file locks/sync conflicts
docker stop $CONTAINER_NAME 2>/dev/null || true

# 3. Loop through the registry
for BUCKET in ${MINIO_BUCKET_REGISTRY}; do
    TARGET_DIR="$DATA_PATH/$BUCKET"
    
    if [ -d "$TARGET_DIR" ]; then
        echo "Bucket '$BUCKET' already exists on host. Skipping."
    else
        echo "Bucket '$BUCKET' missing. Creating directory..."
        # We create it with the correct permissions (MinIO usually runs as 1000)
        mkdir -p "$TARGET_DIR"
        chown -R 1000:1000 "$TARGET_DIR"
        
        # Optional: Use a standalone container to 'formalize' the bucket 
        # if you want MinIO metadata generated immediately
        docker run --rm \
          -v "$DATA_PATH":/data \
          alpine:latest sh -c "mkdir -p /data/$BUCKET && chown -R 1000:1000 /data/$BUCKET"
    fi
done

# 4. Restart the real clustered container
echo "Restarting $CONTAINER_NAME..."
docker start $CONTAINER_NAME