- name: ensure neovim configuration directories exist
  file:
    path: '{{ item }}'
    state: directory
  loop:
    - '{{ xdg_config_dir }}/nvim/'
    - '{{ xdg_config_dir }}/nvim/lua'
    - '{{ xdg_config_dir }}/nvim/after'
    - '{{ xdg_config_dir }}/nvim/after/ftplugin'
    - '{{ xdg_data_dir }}/nvim/site'
    - '{{ xdg_data_dir }}/nvim/site/pack'
    - '{{ xdg_data_dir }}/nvim/site/pack/default'
    - '{{ xdg_data_dir }}/nvim/site/pack/default/start'

- name: remove old neovim packages
  file:
    path: '{{ item }}'
    state: absent
  loop:
    - '{{ xdg_data_dir }}/nvim/site/pack/default/start/catpuccin'
    - '{{ xdg_data_dir }}/nvim/site/pack/default/start/vim-colors-xcode'

# Note that helptags may need to be regenerated (see `:h helptags`)
- name: clone neovim packages
  git:
    repo: '{{ item.url }}'
    dest: '{{ xdg_data_dir }}/nvim/site/pack/default/start/{{ item.name }}'
    update: true
    version: '{{ item.version|default("HEAD") }}'
    force: true # some maintainers overwrite existing tags :/
  loop: '{{ neovim_plugins }}'

- name: install neovim node package
  become: true
  npm:
    name: neovim
    global: true

- name: install language servers
  become: true
  package:
    name: '{{ item }}'
    state: present
  loop: '{{ language_servers | map(attribute="package") | list }}'
  when: ansible_facts['os_family'] == 'Archlinux'

- name: install language servers on debian hosts
  become: true
  npm:
    name: '{{ item }}'
    global: true
  loop: '{{ language_servers | map(attribute="package") | list }}'
  when: ansible_facts['os_family'] == 'Debian'

- name: remove old neovim configuration file
  file:
    path: '{{ xdg_config_dir }}/nvim/init.vim'
    state: absent

- name: remove coc.nvim extension
  file:
    path: '{{ xdg_data_dir }}/nvim/site/pack/default/start/coc.nvim'
    state: absent

- name: setup neovim configuration files
  template:
    dest: '{{ item.dest }}'
    src: '{{ item.src }}'
  loop:
    - {
        src: 'templates/nvim/ftplugin/bash.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/bash.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/css.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/css.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/html.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/html.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/htmldjango.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/htmldjango.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/javascript.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/javascript.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/json.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/json.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/lua.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/lua.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/python.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/python.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/scss.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/scss.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/sh.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/sh.lua',
      }
    - {
        src: 'templates/nvim/ftplugin/yaml.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/after/ftplugin/yaml.lua',
      }
    - { src: 'templates/nvim/init.lua.j2', dest: '{{ xdg_config_dir }}/nvim/init.lua' }
    - {
        src: 'templates/nvim/lua/auto-commands.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/auto-commands.lua',
      }
    - {
        src: 'templates/nvim/lua/keybindings.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/keybindings.lua',
      }
    - {
        src: 'templates/nvim/lua/lsp.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/lsp.lua',
      }
    - {
        src: 'templates/nvim/lua/nvim-cmp.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/nvim-cmp.lua',
      }
    - {
        src: 'templates/nvim/lua/options.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/options.lua',
      }
    - {
        src: 'templates/nvim/lua/tree-sitter.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/tree-sitter.lua',
      }
    - {
        src: 'templates/nvim/lua/git-signs.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/git-signs.lua',
      }
    - {
        src: 'templates/nvim/lua/lua-line.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/lua-line.lua',
      }
    - {
        src: 'templates/nvim/lua/telescope.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/_telescope.lua',
      }
    - {
        src: 'templates/nvim/lua/indent-blankline.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/indent-blankline.lua',
      }
    - {
        src: 'templates/nvim/lua/nvim-tree.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/_nvim-tree.lua',
      }
    - {
        src: 'templates/nvim/lua/colorscheme.lua.j2',
        dest: '{{ xdg_config_dir }}/nvim/lua/colorscheme.lua',
      }

- block:
  - name: create neovim install directory
    become: true
    file:
      state: directory
      path: '{{ neovim.install_path }}'
      owner: '{{ ansible_user_id }}'
      group: '{{ ansible_user_gid }}'

  - name: register the current neovim version
    command:
      argv:
        - '{{ neovim.install_path }}/bin/nvim'
        - '--version'
    register: neovim_stats
    ignore_errors: true

  - name: parse the current neovim version
    set_fact:
      neovim_installed_version: neovim_stats.stdout_lines[0] | regex_search('(v\d+\.\d+\.\d+)')
    when: neovim_stats.rc == 0

  # TODO: verify checksum
  - name: download neovim {{ neovim.version }}
    get_url:
      url: 'https://github.com/neovim/neovim/releases/download/{{ neovim.version }}/nvim-linux64.tar.gz'
      dest: /tmp/nvim-linux64.tar.gz
    when: neovim_stats.rc > 0 or neovim_installed_version != neovim.version
    register: neovim_download

  - name: extract downloaded neovim version
    unarchive:
      src: /tmp/nvim-linux64.tar.gz
      dest: '{{ neovim.install_path }}'
      extra_opts:
        - '--strip-components=1'
        - '--show-stored-names'
        - '--overwrite'
    when: neovim_download.state == 'file' and
          (neovim_installed_version is undefined or neovim_installed_version != neovim.version)

  - name: add neovim to PATH
    become: true
    template:
      src: 'templates/nvim.profile.j2'
      dest: '/etc/profile.d/neovim.sh'

  when: ansible_facts['os_family'] == 'Debian'