---
- name: Deploy Jellyfin Docker
  hosts: all
  become: true
  vars_prompt:
    - name: nfs_server
      prompt: "Enter NFS Server IP or hostname"
      default: ""
      private: no
    - name: nfs_server_path
      prompt: "Enter remote path on the NFS server (e.g. /exports/media)"
      default: "/mnt/media"
      private: no
    - name: install_base_path
      prompt: "Enter the directory for the script/config storage"
      default: "/opt/jellyfin"
      private: no
    - name: media_path
      prompt: "Enter the host path where the media is stored"
      default: "/mnt/media"
      private: no
  
  vars:
    # Fetch the current users UID/GID to avoid permission issues
    puid: "{{ ansible_real_user_id }}"
    pgid: "{{ ansible_real_group_id }}"
  
  tasks:
    - name: verify_docker_service_exists
      ansible.builtin.command: docker --version
      register: docker_check
      ignore_errors: true
      changed_when: false

    - name: fail_if_docker_missing
      ansible.builtin.fail:
        msg: "Docker is not install on this host."
      when: docker_check.rc != 0

    - name: check_nfs_mount
      ansible.builtin.command: mountpoint -q "{{ media_path }}"
      register: nfs_check
      failed_when: false
      changed_when: false

    - name: run_nfs_setup_if_not_mounted
      ansible.builtin.include_tasks: "{{ playbook_dir }}/coretasks/nfs_setup.yml"
      vars:
        nfs_client_path: "{{ media_path }}"
      when: nfs_check.rc != 0 and nfs_server != ""

    - name: ensure_install_dir_exists
      ansible.builtin.file:
        path: "{{ install_base_path }}"
        state: directory
        mode: '0755'

    - name: create_jellyfin_configcache_directories
      ansible.builtin.file:
        path: "{{ install_base_path }}/{{ item }}"
        state: directory
        mode: '0755'
        owner: "{{ puid }}"
        group: "{{ pgid }}"
      loop:
        - config
        - cache

    - name: deploy_jellyfin_container
      community.docker.docker_container:
        name: jellyfin
        image: jellyfin/jellyfin:latest
        state: started
        restart_policy: unless-stopped
        network_mode: 'host'
        env:
          PUID: "{{ puid | string }}"
          PGID: "{{ pgid | string }}"
          TZ: "Etc/UTC"
        volumes:
          - "{{ install_base_path }}/config:/config"
          - "{{ install_base_path }}/cache:/cache"
          - "{{ media_path }}:/media:ro" # Mount media as read-only for safety
        devices:
          - "/dev/dri:/dev/dri" # Enables Intel Quicksync for hardware transcoding

    - name: show_status
      ansible.builtin.debug:
        msg: "Jellyfin is up and running on port 8096"