---
- hosts: http
  become: true
  become_user: root
  vars_prompt:
    - name: input_key
      prompt: 'Enter path to certificate private key file (e.g. /path/to/example.key)'
      private: false
    - name: input_cert
      prompt: 'Enter path to certificate full chain/certificate file (e.g. /path/to/example.crt)'
      private: false
    - name: input_bundle
      prompt: 'Optional: Leave blank or enter path to certificate CA bundle file (e.g. /path/to/example.ca-bundle)'
      private: false

  tasks:
    # key file
    - name: check if key file exists
      local_action: stat path={{ input_key }}
      become: false
      register: local_key_file
    - name: fail when local key file does not exist
      fail:
        msg: 'key file does not exist: {{ input_key }}'
      when: not local_key_file.stat.exists

    # cert file
    - name: check if cert file exists
      local_action: stat path={{ input_cert }}
      become: false
      register: local_cert_file

    - name: fail when local cert file does not exist
      fail:
        msg: 'cert file does not exist: {{ input_cert }}'
      when: not local_cert_file.stat.exists

    # bundle file
    - name: check if bundle file exists
      local_action: stat path={{ input_bundle }}
      register: local_bundle_file
      become: false
      when: (input_bundle is defined) and (input_bundle|length > 0)

    - name: fail when local bundle file does not exist
      fail:
        msg: 'bundle file does not exist: {{ input_bundle }}'
      when: (input_bundle is defined) and (input_bundle|length > 0) and (not local_bundle_file.stat.exists)

    # remote dir
    - name: check if remote dir exists
      stat:
        path: '/var/www/production'
      register: remote_dir

    - name: fail when remote dir does not exist
      fail:
        msg: pm2 dir not yet created
      when: not remote_dir.stat.exists or not remote_dir.stat.isdir

    # copy local key
    - name: copy local key file to server
      copy:
        src: '{{ input_key }}'
        dest: /var/www/production/.ssl-key
        owner: www-data
        group: www-data
        # https://chmodcommand.com/chmod-660/
        mode: 0660

    # copy local cert
    - name: copy local cert file to server
      copy:
        src: '{{ input_cert }}'
        dest: /var/www/production/.ssl-cert
        owner: www-data
        group: www-data
        # https://chmodcommand.com/chmod-660/
        mode: 0660

    # copy local bundle
    - name: copy local bundle file to server
      copy:
        src: '{{ input_bundle }}'
        dest: /var/www/production/.ssl-ca
        owner: www-data
        group: www-data
        # https://chmodcommand.com/chmod-660/
        mode: 0660
      when: (input_bundle is defined) and (input_bundle|length > 0)