- name: Create folder structure(s)
  ansible.builtin.file:
    path: "{{ item }}"
    state: directory
  loop:
    - /opt/metacluster/helm-charts
    - /opt/metacluster/manifests/bootstrap-kubeadm/{{ components.clusterapi.management.version.base }}
    - /opt/metacluster/manifests/cert-manager/{{ components.clusterapi.management.version.cert_manager }}
    - /opt/metacluster/manifests/cluster-api/{{ components.clusterapi.management.version.base }}
    - /opt/metacluster/manifests/control-plane-kubeadm/{{ components.clusterapi.management.version.base }}
    - /opt/metacluster/manifests/infrastructure-vsphere/{{ components.clusterapi.management.version.infrastructure_vsphere }}
    - /opt/metacluster/container-images

- name: Add helm repositories
  kubernetes.core.helm_repository:
    name: "{{ item.name }}"
    repo_url: "{{ item.url }}"
    state: present
  loop: "{{ platform.helm_repositories }}"

- name: Fetch helm charts
  ansible.builtin.command:
    cmd: helm fetch {{ item.value.helm.chart }} --untar --version {{ item.value.helm.version }}
    chdir: /opt/metacluster/helm-charts
  when: item.value.helm is defined
  loop: "{{ lookup('ansible.builtin.dict', components) }}"
  loop_control:
    label: "{{ item.key }}"

- block:

    - name: Aggregate chart_values into dict
      ansible.builtin.set_fact:
        chart_values: "{{ chart_values | default({}) | combine({ (item.key | regex_replace('[^A-Za-z0-9]', '')): { 'chart_values': (item.value.helm.chart_values | from_yaml) } }) }}"
      when: item.value.helm.chart_values is defined
      loop: "{{ lookup('ansible.builtin.dict', components) }}"
      loop_control:
        label: "{{ item.key }}"

    - name: Write dict to vars_file
      ansible.builtin.copy:
        dest: /opt/firstboot/ansible/vars/metacluster.yml
        content: "{{ { 'components': (chart_values | combine({ 'clusterapi': components.clusterapi })) } | to_nice_yaml(indent=2, width=4096) }}"

- block:

    - name: Download ClusterAPI manifests
      ansible.builtin.get_url:
        url: "{{ item.url }}"
        dest: /opt/metacluster/manifests/{{ item.dest }}
      register: clusterapi_manifests
      loop:
        # This list is based on `clusterctl config repositories`
        # Note: Each manifest also needs a `metadata.yaml` file stored in the respective folder
        - url: https://github.com/kubernetes-sigs/cluster-api/releases/download/{{ components.clusterapi.management.version.base }}/bootstrap-components.yaml
          dest: bootstrap-kubeadm/{{ components.clusterapi.management.version.base }}/bootstrap-components.yaml
        - url: https://github.com/kubernetes-sigs/cluster-api/releases/download/{{ components.clusterapi.management.version.base }}/core-components.yaml
          dest: cluster-api/{{ components.clusterapi.management.version.base }}/core-components.yaml
        - url: https://github.com/kubernetes-sigs/cluster-api/releases/download/{{ components.clusterapi.management.version.base }}/control-plane-components.yaml
          dest: control-plane-kubeadm/{{ components.clusterapi.management.version.base }}/control-plane-components.yaml
        # This downloads the same `metadata.yaml` file to three separate folders
        - url: https://github.com/kubernetes-sigs/cluster-api/releases/download/{{ components.clusterapi.management.version.base }}/metadata.yaml
          dest: bootstrap-kubeadm/{{ components.clusterapi.management.version.base }}/metadata.yaml
        - url: https://github.com/kubernetes-sigs/cluster-api/releases/download/{{ components.clusterapi.management.version.base }}/metadata.yaml
          dest: cluster-api/{{ components.clusterapi.management.version.base }}/metadata.yaml
        - url: https://github.com/kubernetes-sigs/cluster-api/releases/download/{{ components.clusterapi.management.version.base }}/metadata.yaml
          dest: control-plane-kubeadm/{{ components.clusterapi.management.version.base }}/metadata.yaml
        # The vsphere infrastructure provider requires multiple files (`cluster-template.yaml` and `metadata.yaml` on top of default files)
        - url: https://github.com/kubernetes-sigs/cluster-api-provider-vsphere/releases/download/{{ components.clusterapi.management.version.infrastructure_vsphere }}/infrastructure-components.yaml
          dest: infrastructure-vsphere/{{ components.clusterapi.management.version.infrastructure_vsphere }}/infrastructure-components.yaml
        - url: https://github.com/kubernetes-sigs/cluster-api-provider-vsphere/releases/download/{{ components.clusterapi.management.version.infrastructure_vsphere }}/cluster-template.yaml
          dest: infrastructure-vsphere/{{ components.clusterapi.management.version.infrastructure_vsphere }}/cluster-template.yaml
        - url: https://github.com/kubernetes-sigs/cluster-api-provider-vsphere/releases/download/{{ components.clusterapi.management.version.infrastructure_vsphere }}/metadata.yaml
          dest: infrastructure-vsphere/{{ components.clusterapi.management.version.infrastructure_vsphere }}/metadata.yaml
        # Additionally, cert-manager is a prerequisite
        - url: https://github.com/cert-manager/cert-manager/releases/download/{{ components.clusterapi.management.version.cert_manager }}/cert-manager.yaml
          dest: cert-manager/{{ components.clusterapi.management.version.cert_manager }}/cert-manager.yaml
      loop_control:
        label: "{{ item.url | basename }}"

    - name: Parse manifests
      ansible.builtin.shell:
        cmd: cat {{ item.dest }} | yq --no-doc eval '.. | .image? | select(.)' | awk '!/ /' | sort
      register: parsedmanifests
      loop: "{{ clusterapi_manifests.results }}"
      loop_control:
        label: "{{ item.dest | basename }}"

    - name: Store container images
      ansible.builtin.set_fact:
        clusterapi_containerimages: "{{ parsedmanifests | json_query('results[*].stdout_lines') | select() | flatten }}"

- name: Parse helm charts for container images
  ansible.builtin.shell:
    cmd: "{{ item.value.helm.parse_logic }}"
    chdir: /opt/metacluster/helm-charts/{{ item.key }}
  register: containerimages
  when: item.value.helm is defined
  loop: "{{ lookup('ansible.builtin.dict', components) }}"
  loop_control:
    label: "{{ item.key }}"

- name: Pull and store containerimages
  ansible.builtin.shell:
    cmd: >-
      skopeo copy \
        --insecure-policy \
        --retry-times=5 \
        docker://{{ item }} \
        docker-archive:./{{ ( item | regex_findall('[^/:]+'))[-2] }}.tar:{{ item }}
    chdir: /opt/metacluster/container-images
  loop: "{{ ((containerimages.results | map(attribute='stdout_lines') | select('defined') | flatten) + dependencies.container_images + (clusterapi_containerimages | list)) | unique }}"

# - name: Inject manifests
#   ansible.builtin.template:
#     src: "{{ item.type }}.j2"
#     dest: /var/lib/rancher/k3s/server/manifests/{{ item.name }}-manifest.yaml
#     owner: root
#     group: root
#     mode: 0600
#   loop: "{{ lookup('ansible.builtin.dict', components) | map(attribute='value.manifests') | list | select('defined') | flatten }}"
#   loop_control:
#     label: "{{ item.type + '/' + item.name }}"