---
- name: Backup block
  block:
    - name: Create backup root directory
      ansible.builtin.file:
        path: "{{ gitea_root_backup_dir }}"
        state: directory
        mode: '0755'
        owner: admin
        group: admin

    - name: Create a directory for this backup
      ansible.builtin.file:
        path: "{{ gitea_root_backup_dir }}/gitea_backup_{{ ansible_date_time.iso8601_basic }}"
        state: directory
        mode: '0755'
        owner: admin
        group: admin
      register: gitea_dir_backup_task

    - name: Store the backup path as a fact
      set_fact:
        backup_dir: "{{ gitea_dir_backup_task.path }}"

    - name: Create directories for the runner backups
      ansible.builtin.file:
        path: "{{ backup_dir }}/{{ item.data_mount }}"
        state: directory
        mode: '0755'
        owner: admin
        group: admin
      loop: "{{ gitea_runners }}"
      
    - name: Stop Gitea service and runners
      community.docker.docker_compose_v2:
        project_src: "{{ gitea_home_path }}"
        state: stopped

    - name: Backup Gitea data directory
      ansible.builtin.copy:
        src: "{{ gitea_home_path }}/data"
        dest: "{{ backup_dir }}"
        remote_src: yes
        mode: preserve

    - name: Backup each runner's data directory
      ansible.builtin.copy:
        src: "{{ gitea_home_path }}/{{ item.data_mount }}"
        dest: "{{ backup_dir }}/runners/{{ item.name }}"
        remote_src: yes
        mode: preserve
      loop: "{{ gitea_runners }}"

    - name: Start the Gitea service and runners
      community.docker.docker_compose_v2:
        project_src: "{{ gitea_home_path }}"
        state: present

    - name: Create a tar.gz archive of the backup
      community.general.archive:
        path: "{{ backup_dir }}/*"
        dest: "{{ backup_dir }}.tar.gz"
        format: gz

    - name: Copy the backups to the controller
      ansible.builtin.fetch:
        src: "/{{ backup_dir }}.tar.gz"
        dest: "{{ gitea_local_backup_dir }}/{{ backup_dir | basename }}.tar.gz"
        flat: yes

  rescue:
    - name: Start the Gitea service and runners as backup failed
      community.docker.docker_compose_v2:
        project_src: "{{ gitea_home_path }}"
        state: present

    - name: Print updating error and cancel
      ansible.builtin.fail:
        msg: "failed to backup gitea"