---
- name: Deploy Traefik Configuration Files
  hosts: production
  gather_facts: yes
  become: no

  vars:
    traefik_stack_path: "{{ stacks_base_path | default('/home/deploy/deployment/stacks') }}/traefik"
    local_traefik_path: "{{ playbook_dir }}/../../stacks/traefik"

  tasks:
    - name: Check if local Traefik config directory exists
      stat:
        path: "{{ local_traefik_path }}"
      register: local_traefik_exists
      delegate_to: localhost
      run_once: true

    - name: Fail if local Traefik config directory does not exist
      fail:
        msg: "Local Traefik config directory not found at {{ local_traefik_path }}"
      when: not local_traefik_exists.stat.exists
      delegate_to: localhost
      run_once: true

    - name: Check if remote Traefik stack directory exists
      stat:
        path: "{{ traefik_stack_path }}"
      register: traefik_stack_exists

    - name: Fail if remote Traefik stack directory does not exist
      fail:
        msg: "Remote Traefik stack directory not found at {{ traefik_stack_path }}"
      when: not traefik_stack_exists.stat.exists

    - name: Deploy docker-compose.yml
      copy:
        src: "{{ local_traefik_path }}/docker-compose.yml"
        dest: "{{ traefik_stack_path }}/docker-compose.yml"
        mode: '0644'
        owner: "{{ ansible_user }}"
        group: "{{ ansible_user }}"
      register: docker_compose_deployed

    - name: Deploy traefik.yml
      copy:
        src: "{{ local_traefik_path }}/traefik.yml"
        dest: "{{ traefik_stack_path }}/traefik.yml"
        mode: '0644'
        owner: "{{ ansible_user }}"
        group: "{{ ansible_user }}"
      register: traefik_yml_deployed

    - name: Display deployment status
      debug:
        msg: |
          ========================================
          Traefik Configuration Deployment
          ========================================
          docker-compose.yml: {{ '✅ DEPLOYED' if docker_compose_deployed.changed else 'ℹ️  No changes' }}
          traefik.yml: {{ '✅ DEPLOYED' if traefik_yml_deployed.changed else 'ℹ️  No changes' }}
          ========================================
          
          {% if docker_compose_deployed.changed or traefik_yml_deployed.changed %}
          ✅ Configuration files deployed successfully!
          
          Next step: Restart Traefik to apply changes:
          ansible-playbook -i inventory/production.yml playbooks/restart-traefik.yml --vault-password-file secrets/.vault_pass
          {% else %}
          ℹ️  Configuration files are already up to date.
          {% endif %}