#  Copyright 2021 Northern.tech AS
#  This file is part of CFEngine 3 - written and maintained by Northern.tech AS.
#  This program is free software; you can redistribute it and/or modify it
#  under the terms of the GNU General Public License as published by the
#  Free Software Foundation; version 3.
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
# To the extent this program is licensed as part of the Enterprise
# versions of Cfengine, the applicable Commercial Open Source License
# (COSL) may apply to this file if you as a licensee so wish it. See
# included file COSL.txt.
#+begin_src cfengine3
body common control
{
  bundlesequence => { "config", "example" };
}

bundle agent config
{
  vars:
    "deserts"
      data => parsejson(
        '{ "deserts": {
  "Africa": "Sahara",
  "Asia": "Gobi"
} }'
      );
}

bundle agent example
{
  vars:
    # {{@}} is the current key during an iteration in 3.7 with Mustache
    "with_data_container"
      string => string_mustache(
        "from container: deserts = {{%deserts}}
from container: {{#deserts}}The desert {{.}} is in {{@}}. {{/deserts}}",
        "config.deserts"
      );

    # you can dump an entire data structure with {{%myvar}} in 3.7 with Mustache
    "with_system_state"
      string => string_mustache(
        "from datastate(): deserts = {{%vars.config.deserts.deserts}}
from datastate(): {{#vars.config.deserts.deserts}}The desert {{.}} is in {{@}}. {{/vars.config.deserts.deserts}}"
      ); # will use datastate()
  reports:
    "With an explicit data container: $(with_data_container)";
    "With the system datastate(): $(with_system_state)";
}

#+end_src
###############################################################################
#+begin_src example_output
#@ ```
#@ R: With an explicit data container: from container: deserts = {
#@   "Africa": "Sahara",
#@   "Asia": "Gobi"
#@ }
#@ from container: The desert Sahara is in Africa. The desert Gobi is in Asia. 
#@ R: With the system datastate(): from datastate(): deserts = {
#@   "Africa": "Sahara",
#@   "Asia": "Gobi"
#@ }
#@ from datastate(): The desert Sahara is in Africa. The desert Gobi is in Asia. 
#@ ```
#+end_src
