- name: Ensure neovim configuration directories exist
  ansible.builtin.file:
    path: '{{ item }}'
    state: directory
    mode: '0755'
  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
  ansible.builtin.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
  ansible.builtin.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
  community.general.npm:
    name: neovim
    global: true

- name: Install language servers
  become: true
  ansible.builtin.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
  community.general.npm:
    name: '{{ item }}'
    global: true
  loop: '{{ language_servers | map(attribute="package") | list }}'
  when: ansible_facts['os_family'] == 'Debian'

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

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

- name: Setup neovim configuration files
  ansible.builtin.template:
    dest: '{{ item.dest }}'
    src: '{{ item.src }}'
    mode: '0755'
  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/lsp.lua.j2'
      dest: '{{ xdg_config_dir }}/nvim/lua/lsp.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'

    - src: 'templates/nvim/lua/source-link.lua.j2'
      dest: '{{ xdg_config_dir }}/nvim/lua/_source-link.lua'

    - src: 'templates/nvim/lua/filetype.lua.j2'
      dest: '{{ xdg_config_dir }}/nvim/lua/_filetype.lua'

- name: Install neovim from archive
  when: ansible_facts['os_family'] == 'Debian'
  block:
    - name: Create neovim install directory
      become: true
      ansible.builtin.file:
        state: directory
        path: '{{ neovim.install_path }}'
        owner: '{{ ansible_user_id }}'
        group: '{{ ansible_user_gid }}'
        mode: '0755'

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

    - name: Parse the current neovim version
      ansible.builtin.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 }}
      ansible.builtin.get_url:
        url: 'https://github.com/neovim/neovim/releases/download/{{ neovim.version }}/nvim-linux64.tar.gz'
        dest: /tmp/nvim-linux64.tar.gz
        mode: '0755'
      when: neovim_stats.rc > 0 or neovim_installed_version != neovim.version
      register: neovim_download

    - name: Extract downloaded neovim version
      ansible.builtin.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
      ansible.builtin.template:
        src: 'templates/nvim.profile.j2'
        dest: '/etc/profile.d/neovim.sh'
        mode: '0755'