---
- name: Run whoami
  ansible.builtin.command: whoami
  changed_when: false
  register: whoami
- name: Register current user in a variable
  ansible.builtin.set_fact:
    container_user: "{{ whoami.stdout }}"
- name: Create mount directories
  ansible.builtin.file:
    path: "/home/{{ container_user }}/{{ item.name }}"
    state: directory
    mode: '0700'
  loop: "{{ podman_container_volumes }}"
  loop_control:
    label: "{{ item.name }}"
    index_var: index
  register: command_result
  failed_when:
    # This is quite an interesting problem. The command fails because, after initial creation, the pod using the volume
    # changes the user of the folder to a UID only known within the container. This command basically doesn't need to
    # change anything at this point so we'll ignore the error for now.
    - "command_result.module_stdout is defined and'set_mode_if_different' not in command_result.module_stdout"
- name: Gather facts on the container
  containers.podman.podman_container_info:
    name: "{{ podman_container_name }}"
  register: container_info
- name: Start the container with correct systemd linking
  # ⬇️ Run either when the image doesn't exist or is outdated
  when: container_info.containers | length  == 0 or not container_info.containers[0]["Config"]["Image"] is match(".*:" + podman_container_tag)
  block:
    - name: Pull the requested image before removal of container
      containers.podman.podman_image:
        name: "{{ podman_container_image }}:{{ podman_container_tag }}"
        state: present
    - name: Make sure the container isn't present
      containers.podman.podman_container:
        name: "{{ podman_container_name }}"
        state: absent
    - name: Map volumes to Podman accepted list
      ansible.builtin.set_fact:
        volumes: "{{ volumes + ['/home/' + container_user + '/' + item.name + ':' + item.mnt] }}"
      with_items: "{{ podman_container_volumes }}"
      vars:
        volumes: []
    - name: Start the container
      containers.podman.podman_container:
        name: "{{ podman_container_name }}"
        image: "{{ podman_container_image }}:{{ podman_container_tag }}"
        restart_policy: always
        hostname: "{{ ansible_facts['hostname'] }}"
        publish: "{{ podman_container_publish }}"
        env: "{{ podman_container_env }}"
        volumes: "{{ volumes }}"
        state: stopped
        # For more information on the systemd startup service, see: https://linuxhandbook.com/autostart-podman-containers/
        generate_systemd:
          path: "/home/{{ container_user }}/.config/systemd/user/"
          restart_policy: always
      notify: Reload systemd (daemon-reload)
    - name: Flush handlers
      ansible.builtin.meta: flush_handlers
    # On restarts this seems to be a bit buggy. Some manual waiting might be necessary and running:
    # systemctl --user daemon-reload && systemctl --user start {{ service_name }}
    # The retry also doesn't work as of yet. Seems that doing a daemon-reload and then refreshing the task seems to work
    - name: Enable the newly created systemd service for user
      ansible.builtin.systemd:
        name: "container-{{ podman_container_name }}.service"
        state: started
        enabled: true
        scope: user
      retries: 3
      delay: 3
      register: result
      until: "'Error.EBUSY' not in result.msg"