# (c) 2017 Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)

from __future__ import (absolute_import, division, print_function)
__metaclass__ = type

DOCUMENTATION = '''
    callback: debug
    type: stdout
    short_description: formatted stdout/stderr display
    description:
      - Use this callback to sort though extensive debug output
    version_added: "2.4"
    extends_documentation_fragment:
      - default_callback
    requirements:
      - set as stdout in configuration
'''

from ansible.plugins.callback.default import CallbackModule as CallbackModule_default


class CallbackModule(CallbackModule_default):  # pylint: disable=too-few-public-methods,no-init
    '''
    Override for the default callback module.

    Render std err/out outside of the rest of the result which it prints with
    indentation.
    '''
    CALLBACK_VERSION = 2.0
    CALLBACK_TYPE = 'stdout'
    CALLBACK_NAME = 'debug'

    def _dump_results(self, result, indent=None, sort_keys=True, keep_invocation=False):
        '''Return the text to output for a result.'''

        # Enable JSON identation
        result['_ansible_verbose_always'] = True

        save = {}
        for key in ['stdout', 'stdout_lines', 'stderr', 'stderr_lines', 'msg', 'module_stdout', 'module_stderr']:
            if key in result:
                save[key] = result.pop(key)

        output = CallbackModule_default._dump_results(self, result)

        for key in ['stdout', 'stderr', 'msg', 'module_stdout', 'module_stderr']:
            if key in save and save[key]:
                output += '\n\n%s:\n\n%s\n' % (key.upper(), save[key])

        for key, value in save.items():
            result[key] = value

        return output
