---
- name: Assert supported operating system
  ansible.builtin.assert:
    that:
      - ansible_os_family == "Debian"
    fail_msg: "This role supports Debian/Ubuntu targets only."

- name: Assert required role variables
  ansible.builtin.assert:
    that:
      - gitvana_repo_url | length > 0
      - gitvana_repo_version | length > 0
      - gitvana_app_user | length > 0
      - gitvana_app_group | length > 0
      - gitvana_app_root | length > 0
      - gitvana_service_name | length > 0
      - gitvana_service_port | int > 0
      - gitvana_service_port | int < 65536
      - bun_version | length > 0
      - bun_install_root | length > 0
      - gitvana_run_mode in ["dev", "preview"]
    fail_msg: "One or more required variables are missing or invalid."

- name: Map architecture for Bun release artifact
  ansible.builtin.set_fact:
    bun_arch_suffix: "{{ gitvana_bun_arch_map.get(ansible_architecture) }}"

- name: Fail on unsupported architecture
  ansible.builtin.fail:
    msg: "Unsupported architecture for Bun install: {{ ansible_architecture }}"
  when: bun_arch_suffix is not defined or bun_arch_suffix | length == 0