---
- hosts: localhost
  remote_user: root

  vars:

    database_driver: "{{ lookup('env', 'SYMFONY__ENV__DATABASE_DRIVER') }}"
    database_host: "{{ lookup('env', 'SYMFONY__ENV__DATABASE_HOST') }}"
    database_name: "{{ lookup('env', 'SYMFONY__ENV__DATABASE_NAME') }}"
    database_password: "{{ lookup('env', 'SYMFONY__ENV__DATABASE_PASSWORD') }}"
    database_port: "{{ lookup('env', 'SYMFONY__ENV__DATABASE_PORT') }}"
    database_root_password_mariadb: "{{ lookup('env', 'MYSQL_ROOT_PASSWORD') }}"
    database_root_password_postgres: "{{ lookup('env', 'POSTGRES_PASSWORD') }}"
    database_user: "{{ lookup('env', 'SYMFONY__ENV__DATABASE_USER') }}"

  tasks:

    - name: needed dirs
      file:
        path={{ item }}
        state=directory
      with_items:
        - /var/www/wallabag/data/db
        - /var/www/wallabag/data/assets
      notify: chown dir

    - stat:
        path=/var/www/wallabag/data/db/wallabag.sqlite
      register: wallabag_sqlite_db
      when: database_driver == 'pdo_sqlite'

    - name: notify install for sqlite
      debug:
        msg='notify installation script if sqlite db does not exist'
      changed_when: true
      notify: run install
      when: (database_driver == 'pdo_sqlite') and
            (wallabag_sqlite_db.stat.exists == False)

    - name: wait for db container
      wait_for:
        host="{{ database_host }}"
        port="{{ database_port }}"
      when: (database_driver == 'pdo_mysql') or
            (database_driver == 'pdo_pgsql')

    - name: add mariadb db
      mysql_db:
        name="{{ database_name }}"
        state=present
        login_host="{{ database_host }}"
        login_port={{ database_port }}
        login_user=root
        login_password="{{ database_root_password_mariadb }}"
      notify: run install
      when: database_driver == 'pdo_mysql'

    - name: add mariadb user
      mysql_user:
        name="{{ database_user }}"
        host=%
        password="{{ database_password }}"
        priv={{ database_name }}.*:ALL
        login_host="{{ database_host }}"
        login_port={{ database_port }}
        login_user=root
        login_password="{{ database_root_password_mariadb }}"
        state=present
      when: (database_driver == 'pdo_mysql') and
            (database_user != 'root')

    - name: postgresql db
      postgresql_db:
        name="{{ database_name }}"
        state=present
        login_host="{{ database_host }}"
        port={{ database_port }}
        login_user=postgres
        login_password="{{ database_root_password_postgres }}"
      notify: run install
      when: database_driver == 'pdo_pgsql'

    - name: add postgresql user
      postgresql_user:
        name="{{ database_user }}"
        password="{{ database_password }}"
        db={{ database_name }}
        priv=ALL
        login_host="{{ database_host }}"
        port={{ database_port }}
        login_user=postgres
        login_password="{{ database_root_password_postgres }}"
        state=present
      when: (database_driver == 'pdo_pgsql') and
            (database_user != 'postgres')

    - name: remove cache
      file:
        path=/var/www/wallabag/var/cache
        state=absent

    - name: run composer
      shell: SYMFONY_ENV=prod composer install --no-dev -o --prefer-dist
      args:
        chdir: /var/www/wallabag
      notify: chown dir

  handlers:

    - name: run install
      shell: php bin/console wallabag:install --env=prod -n
      args:
        chdir: /var/www/wallabag
      notify: chown dir

    - name: chown dir
      file:
        path=/var/www/wallabag
        recurse=yes
        owner=nobody
        group=nobody