---
- hosts: all
  vars:
    docs_rst_location: "docs"
    docs_base_location: "base"
    docs_new_location: "new"

  tasks:
    - name: Read project docs configuration
      include_vars: "{{ docs_update_data_file }}"

    - name: Detect list of changes
      command: "git log -1 --name-only --pretty="
      args:
        chdir: "{{ zuul.project.src_dir }}"
      register: git_log
      ignore_errors: true

    - name: Generate new RSTs
      include_role:
        name: "convert_doc"
      vars:
        doc_label: "{{ doc.label }}"
        dest: "{{ ansible_user_dir }}/{{ docs_rst_location }}/{{ doc.label }}/{{ docs_new_location }}"
        source: "{{ zuul.project.src_dir }}/{{ doc.html_location }}"
      loop: "{{ docs }}"
      loop_control:
        loop_var: "doc"
        label: "{{ doc.label }}"
      when: "git_log.stdout is search(doc.html_location) or git_log.stdout is search('otc_doc_convertor')"

    - name: Restore to the previous git state
      command: "git checkout HEAD^1"
      args:
        chdir: "{{ zuul.project.src_dir }}"

    - name: Generate base RSTs
      include_role:
        name: "convert_doc"
      vars:
        doc_label: "{{ doc.label }}"
        dest: "{{ ansible_user_dir }}/{{ docs_rst_location }}/{{ doc.label }}/{{ docs_base_location }}"
        source: "{{ zuul.project.src_dir }}/{{ doc.html_location }}"
      loop: "{{ docs }}"
      loop_control:
        loop_var: "doc"
        label: "{{ doc.label }}"
      when: "git_log.stdout is search(doc.html_location) or git_log.stdout is search('otc_doc_convertor')"

    - name: Generate patch file
      include_role:
        name: "generate_doc_patch"
      vars:
        doc_label: "{{ doc.label }}"
        generate_doc_patch_base_location: "{{ docs_base_location }}"
        generate_doc_patch_new_location: "{{ docs_new_location }}"
        generate_doc_patch_base: "{{ ansible_user_dir }}/{{ docs_rst_location }}/{{ doc.label }}"
        generate_doc_patch_patch_location: "{{ ansible_user_dir }}/{{ doc.label }}.patch"
      loop: "{{ docs }}"
      loop_control:
        loop_var: "doc"
        label: "{{ doc.label }}"
      when: "git_log.stdout is search(doc.html_location) or git_log.stdout is search('otc_doc_convertor')"

    - name: Fetch generated artifacts
      include_role:
        name: "fetch_doc_artifacts"
      vars:
        fetch_doc_artifacts_name: "{{ doc.label }}"
        fetch_doc_artifacts_rst_source: "{{ ansible_user_dir }}/{{ docs_rst_location }}/{{ doc.label }}/{{ docs_new_location }}"
        fetch_doc_artifacts_patch: "{{ ansible_user_dir }}/{{ doc.label }}.patch"
      loop: "{{ docs }}"
      loop_control:
        loop_var: "doc"
        label: "{{ doc.label }}"