---
# Configure shell for a single user
# Variable: current_user - the username to configure

- name: "Get user information: {{ current_user }}"
  ansible.builtin.getent:
    database: passwd
    key: "{{ current_user }}"
  register: user_info
  failed_when: false

- name: "Set user home directory: {{ current_user }}"
  ansible.builtin.set_fact:
    user_home: "{{ user_info.ansible_facts.getent_passwd[current_user][4] }}"
  when: user_info.ansible_facts.getent_passwd[current_user] is defined

- name: Skip if user not found
  ansible.builtin.debug:
    msg: "User {{ current_user }} not found, skipping shell configuration"
  when: user_info.ansible_facts.getent_passwd[current_user] is not defined

- name: Configure shell environment
  when: user_info.ansible_facts.getent_passwd[current_user] is defined
  block:
    - name: "Optionally set zsh as default shell: {{ current_user }}"
      ansible.builtin.user:
        name: "{{ current_user }}"
        shell: /usr/bin/zsh
      become: true
      when: shell_set_default_shell | bool

    - name: "Install managed zsh aliases file: {{ current_user }}"
      ansible.builtin.copy:
        src: files/ansible_aliases.zsh
        dest: "{{ user_home }}/{{ shell_aliases_filename }}"
        owner: "{{ current_user }}"
        group: "{{ current_user }}"
        mode: "0644"
      become: true

    - name: "Ensure ~/.zshrc exists (do not overwrite): {{ current_user }}"
      ansible.builtin.file:
        path: "{{ user_home }}/.zshrc"
        state: touch
        owner: "{{ current_user }}"
        group: "{{ current_user }}"
        mode: "0644"
      become: true
      when: not (shell_deploy_managed_zshrc | bool)

    - name: "Ensure ~/.zshrc sources managed aliases: {{ current_user }}"
      ansible.builtin.lineinfile:
        path: "{{ user_home }}/.zshrc"
        line: "{{ shell_zshrc_source_line }}"
        state: present
        insertafter: EOF
      become: true
      when: not (shell_deploy_managed_zshrc | bool)

    - name: "Install Oh My Zsh: {{ current_user }}"
      become: true
      become_user: "{{ current_user }}"
      ansible.builtin.shell: sh -c "$(wget https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh -O -)" "" --unattended
      args:
        creates: "{{ user_home }}/.oh-my-zsh"
      changed_when: false
      when: shell_install_oh_my_zsh | bool

    - name: "Clone Powerlevel10k theme: {{ current_user }}"
      ansible.builtin.git:
        repo: https://github.com/romkatv/powerlevel10k.git
        dest: "{{ user_home }}/.oh-my-zsh/custom/themes/powerlevel10k"
        version: master
        depth: 1
        update: false
      become: true
      become_user: "{{ current_user }}"
      when:
        - shell_install_powerlevel10k | bool
        - shell_install_oh_my_zsh | bool

    - name: "Install zsh plugins: {{ current_user }}"
      ansible.builtin.git:
        repo: "{{ item.repo }}"
        dest: "{{ user_home }}/.oh-my-zsh/custom/plugins/{{ item.name }}"
        version: master
        depth: 1
        update: false
      become: true
      become_user: "{{ current_user }}"
      loop: "{{ zsh_plugins }}"
      when:
        - shell_install_plugins | bool
        - shell_install_oh_my_zsh | bool

    - name: "Deploy managed .zshrc (full mode): {{ current_user }}"
      ansible.builtin.copy:
        src: files/zshrc.full
        dest: "{{ user_home }}/.zshrc"
        owner: "{{ current_user }}"
        group: "{{ current_user }}"
        mode: "0644"
        backup: true
      become: true
      when: shell_deploy_managed_zshrc | bool

    - name: "Deploy Powerlevel10k config (full mode): {{ current_user }}"
      ansible.builtin.copy:
        src: files/p10k.zsh
        dest: "{{ user_home }}/.p10k.zsh"
        owner: "{{ current_user }}"
        group: "{{ current_user }}"
        mode: "0644"
        backup: true
      become: true
      when:
        - shell_install_powerlevel10k | bool
        - shell_deploy_managed_zshrc | bool

    - name: "Ensure .local/bin directory exists: {{ current_user }}"
      ansible.builtin.file:
        path: "{{ user_home }}/.local/bin"
        state: directory
        owner: "{{ current_user }}"
        group: "{{ current_user }}"
        mode: '0755'
      become: true

    - name: "Deploy showapps script: {{ current_user }}"
      ansible.builtin.copy:
        src: files/showapps.sh
        dest: "{{ user_home }}/.local/bin/showapps"
        owner: "{{ current_user }}"
        group: "{{ current_user }}"
        mode: '0755'
      become: true

    - name: "Display post-installation instructions: {{ current_user }}"
      ansible.builtin.debug:
        msg:
          - "=== Shell Configuration Complete for {{ current_user }} ==="
          - "Aliases installed: {{ user_home }}/{{ shell_aliases_filename }}"
          - >-
            Mode: {{ shell_mode | default('minimal') }} ({{ 'managed ~/.zshrc deployed' if (shell_deploy_managed_zshrc | bool) else 'aliases-only appended to ~/.zshrc' }})
          - "If you want zsh as default login shell, set: shell_set_default_shell=true"
          - "If zsh was set as the default shell, log out/in or run: exec zsh"
          - "=========================================="