---
- name: Register Gitea Runner with Correct Instance URL
  hosts: production
  gather_facts: yes
  become: no

  vars:
    gitea_runner_path: "{{ runner_path | default('/home/deploy/deployment/gitea-runner') }}"
    gitea_instance_url: "https://git.michaelschiemer.de"
    runner_registration_token: "{{ runner_registration_token | default('') }}"
    runner_name: "{{ runner_name | default('dev-runner-01') }}"
    runner_labels: "{{ runner_labels | default('ubuntu-latest:docker://node:16-bullseye,ubuntu-22.04:docker://node:16-bullseye,php-ci:docker://php-ci:latest') }}"
    runner_container_name: "gitea-runner"

  tasks:
    - name: Fail if registration token is not provided
      fail:
        msg: "runner_registration_token must be provided via -e 'runner_registration_token=<token>'"
      when: runner_registration_token | string | trim == ''

    - name: Check if Gitea runner directory exists
      stat:
        path: "{{ gitea_runner_path }}"
      register: runner_dir_exists

    - name: Fail if runner directory does not exist
      fail:
        msg: "Gitea runner directory not found at {{ gitea_runner_path }}"
      when: not runner_dir_exists.stat.exists

    - name: Stop runner container if running
      shell: |
        cd {{ gitea_runner_path }}
        docker compose stop {{ runner_container_name }}
      register: stop_result
      changed_when: stop_result.rc == 0
      failed_when: false

    - name: Backup existing .runner file
      copy:
        src: "{{ gitea_runner_path }}/data/.runner"
        dest: "{{ gitea_runner_path }}/data/.runner.backup.{{ ansible_date_time.epoch }}"
        remote_src: yes
      when: runner_file_exists.stat.exists
      register: runner_file_exists
      ignore_errors: yes

    - name: Check if .runner file exists
      stat:
        path: "{{ gitea_runner_path }}/data/.runner"
      register: runner_file_exists

    - name: Remove existing .runner file
      file:
        path: "{{ gitea_runner_path }}/data/.runner"
        state: absent
      when: runner_file_exists.stat.exists

    - name: Update .env file with correct configuration
      lineinfile:
        path: "{{ gitea_runner_path }}/.env"
        regexp: '^{{ item.key }}='
        line: "{{ item.key }}={{ item.value }}"
        create: yes
      loop:
        - { key: 'GITEA_INSTANCE_URL', value: '{{ gitea_instance_url }}' }
        - { key: 'GITEA_RUNNER_REGISTRATION_TOKEN', value: '{{ runner_registration_token }}' }
        - { key: 'GITEA_RUNNER_NAME', value: '{{ runner_name }}' }
        - { key: 'GITEA_RUNNER_LABELS', value: '{{ runner_labels }}' }
      no_log: true

    - name: Start runner services
      shell: |
        cd {{ gitea_runner_path }}
        docker compose up -d
      register: start_services
      changed_when: start_services.rc == 0

    - name: Wait for services to be ready
      pause:
        seconds: 5

    - name: Register runner with correct Gitea instance
      shell: |
        cd {{ gitea_runner_path }}
        docker compose exec -T {{ runner_container_name }} act_runner register \
          --instance "{{ gitea_instance_url }}" \
          --token "{{ runner_registration_token }}" \
          --name "{{ runner_name }}" \
          --labels "{{ runner_labels }}"
      register: register_result
      no_log: true
      changed_when: register_result.rc == 0

    - name: Display registration result
      debug:
        msg: |
          Runner Registration Result:
          {{ register_result.stdout | default('No output') }}
      when: register_result.rc == 0

    - name: Verify .runner file was created
      stat:
        path: "{{ gitea_runner_path }}/data/.runner"
      register: runner_file_created

    - name: Check .runner file for correct instance URL
      shell: |
        grep -i "{{ gitea_instance_url }}" "{{ gitea_runner_path }}/data/.runner" 2>/dev/null || echo "URL_NOT_FOUND"
      register: runner_url_check
      when: runner_file_created.stat.exists
      changed_when: false

    - name: Check .runner file for GitHub URLs
      shell: |
        grep -i "github.com" "{{ gitea_runner_path }}/data/.runner" 2>/dev/null || echo "NO_GITHUB_URLS"
      register: runner_github_check
      when: runner_file_created.stat.exists
      changed_when: false

    - name: Display final status
      debug:
        msg: |
          ========================================
          Gitea Runner Registration Status
          ========================================
          Registration: {{ '✅ SUCCESS' if register_result.rc == 0 else '❌ FAILED' }}
          Runner File Created: {{ '✅ YES' if runner_file_created.stat.exists else '❌ NO' }}
          Contains Correct URL: {{ '✅ YES' if 'URL_NOT_FOUND' not in runner_url_check.stdout else '❌ NO' }}
          Contains GitHub URLs: {{ '❌ YES' if 'NO_GITHUB_URLS' not in runner_github_check.stdout else '✅ NO' }}
          ========================================
          
          {% if register_result.rc == 0 and runner_file_created.stat.exists %}
          ✅ Runner registered successfully with {{ gitea_instance_url }}!
          
          Check runner status:
          {{ gitea_instance_url }}/admin/actions/runners
          {% else %}
          ❌ Registration failed. Check logs:
          docker logs {{ runner_container_name }}
          {% endif %}