---
- name: Create
  hosts: localhost
  connection: local
  gather_facts: false
  no_log: "{{ molecule_no_log }}"
  vars:
    ssh_port: 22
    ssh_user: root
    ssh_path: "{{ lookup('env', 'MOLECULE_EPHEMERAL_DIRECTORY') }}/ssh_key"
  tasks:
    - name: Create SSH key
      user:
        name: "{{ lookup('env', 'USER') }}"
        generate_ssh_key: true
        ssh_key_file: "{{ ssh_path }}"
        force: true
      register: generated_ssh_key

    - name: Register the SSH key name
      set_fact:
        ssh_key_name: "molecule-generated-{{ 12345 | random | to_uuid }}"

    - name: Register SSH key for test instance(s)
      hcloud_ssh_key:
        name: "{{ ssh_key_name }}"
        public_key: "{{ generated_ssh_key.ssh_public_key }}"
        state: present

    - name: Create molecule instance(s)
      hcloud_server:
        name: "{{ item.name }}"
        server_type: "{{ item.server_type }}"
        ssh_keys:
          - "{{ ssh_key_name }}"
        image: "{{ item.image }}"
        location: "{{ item.location | default(omit) }}"
        datacenter: "{{ item.datacenter | default(omit) }}"
        user_data: "{{ item.user_data | default(omit) }}"
        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
        state: present
      register: server
      loop: "{{ molecule_yml.platforms }}"
      async: 7200
      poll: 0

    - name: Wait for instance(s) creation to complete
      async_status:
        jid: "{{ item.ansible_job_id }}"
      register: hetzner_jobs
      until: hetzner_jobs.finished
      retries: 300
      loop: "{{ server.results }}"

    - name: Create volume(s)
      hcloud_volume:
        name: "{{ item.name }}"
        server: "{{ item.name }}"
        location: "{{ item.location | default(omit) }}"
        size: "{{ item.volume_size | default(10) }}"
        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
        state: "present"
      loop: "{{ molecule_yml.platforms }}"
      when: item.volume | default(False) | bool
      register: volumes
      async: 7200
      poll: 0

    - name: Wait for volume(s) creation to complete
      async_status:
        jid: "{{ item.ansible_job_id }}"
      register: hetzner_volumes
      until: hetzner_volumes.finished
      retries: 300
      when: volumes.changed
      loop: "{{ volumes.results }}"

    # Mandatory configuration for Molecule to function.

    - name: Populate instance config dict
      set_fact:
        instance_conf_dict:
          {
            "instance": "{{ item.hcloud_server.name }}",
            "ssh_key_name": "{{ ssh_key_name }}",
            "address": "{{ item.hcloud_server.ipv4_address }}",
            "user": "{{ ssh_user }}",
            "port": "{{ ssh_port }}",
            "identity_file": "{{ ssh_path }}",
            "volume": "{{ item.item.item.volume | default(False) | bool }}",
          }
      loop: "{{ hetzner_jobs.results }}"
      register: instance_config_dict
      when: server.changed | bool

    - name: Convert instance config dict to a list
      set_fact:
        instance_conf: "{{ instance_config_dict.results | map(attribute='ansible_facts.instance_conf_dict') | list }}"
      when: server.changed | bool

    - name: Dump instance config
      copy:
        content: |
          # Molecule managed

          {{ instance_conf | to_nice_yaml(indent=2) }}
        dest: "{{ molecule_instance_config }}"
      when: server.changed | bool

    - name: Wait for SSH
      wait_for:
        port: "{{ ssh_port }}"
        host: "{{ item.address }}"
        search_regex: SSH
        delay: 10
      loop: "{{ lookup('file', molecule_instance_config) | from_yaml }}"

    - name: Wait for VM to settle down
      pause:
        seconds: 30