target = [
    # dev
    {"region": "us-west-2", "cluster_name": "centralized-storage-dev-regional-us-west-2",
        "reference_node_group_name": "o11y-regional-us-west-2-worker-node-group-1a"},
    {"region": "us-east-1", "cluster_name": "o11y-dev-regional-us-east-1",
        "reference_node_group_name": "worker"},

    # stg
    {"region": "us-west-2", "cluster_name": "o11y-staging-regional-us-west-2",
        "reference_node_group_name": "o11y-staging-regional-us-west-2-data-node-group-a"},

    # prod

    {"region": "ap-northeast-2", "cluster_name": "o11y-prod-regional-ap-northeast-2",
        "reference_node_group_name": "o11y-prod-regional-ap-northeast-2a-data"},
    {"region": "ap-south-1", "cluster_name": "o11y-prod-regional-ap-south-1",
        "reference_node_group_name": "o11y-prod-regional-ap-south-1a-data-new"},
    {"region": "ap-southeast-3", "cluster_name": "o11y-prod-regional-ap-southeast-3",
        "reference_node_group_name": "o11y-prod-regional-ap-southeast-3a-data"},
    {"region": "eu-central-1", "cluster_name": "o11y-prod-regional-eu-central-1",
        "reference_node_group_name": "o11y-prod-regional-eu-central-1a-data-new"},
    {"region": "us-east-1", "cluster_name": "o11y-prod-regional-us-east-1",
        "reference_node_group_name": "o11y-prod-regional-us-east-1a-data-2025"},
]


def _safe_name(s: str) -> str:
    return "".join(c if c.isalnum() or c in "-._" else "-" for c in s)


def generate_commands(targets):
    for i, t in enumerate(targets, start=1):
        region = t.get("region", "")
        cluster = t.get("cluster_name", "")
        ref = t.get("reference_node_group_name", "")

        plan_file = f"plan-{_safe_name(region)}-{_safe_name(cluster)}.tfplan"

        plan_cmd = (
            'terraform plan -input=false \\\n'
            f'    -var "region={region}" \\\n'
            f'    -var "cluster_name={cluster}" \\\n'
            f'    -var "reference_node_group_name={ref}" \\\n'
            f'    -out={plan_file}'
        )

        apply_cmd = f"terraform apply -input=false {plan_file}"

        print(f"# target {i}")
        print(plan_cmd)
        print()
        print(apply_cmd)
        print("\n" + ("-" * 60) + "\n")


if __name__ == "__main__":
    generate_commands(target)