#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright (C) 2017 Google
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
# ----------------------------------------------------------------------------
#
#     ***     AUTO GENERATED CODE    ***    AUTO GENERATED CODE     ***
#
# ----------------------------------------------------------------------------
#
#     This file is automatically generated by Magic Modules and manual
#     changes will be clobbered when the file is regenerated.
#
#     Please read more about how to change this file at
#     https://www.github.com/GoogleCloudPlatform/magic-modules
#
# ----------------------------------------------------------------------------

from __future__ import absolute_import, division, print_function

__metaclass__ = type

################################################################################
# Documentation
################################################################################

ANSIBLE_METADATA = {'metadata_version': '1.1', 'status': ["preview"], 'supported_by': 'community'}

DOCUMENTATION = '''
---
module: gcp_compute_region_health_check_info
description:
- Gather info for GCP RegionHealthCheck
short_description: Gather info for GCP RegionHealthCheck
author: Google Inc. (@googlecloudplatform)
requirements:
- python >= 2.6
- requests >= 2.18.4
- google-auth >= 1.3.0
options:
  filters:
    description:
    - A list of filter value pairs. Available filters are listed here U(https://cloud.google.com/sdk/gcloud/reference/topic/filters).
    - Each additional filter in the list will act be added as an AND condition (filter1
      and filter2) .
    type: list
    elements: str
  region:
    description:
    - The region where the regional health check resides.
    required: false
    type: str
  project:
    description:
    - The Google Cloud Platform project to use.
    type: str
  auth_kind:
    description:
    - The type of credential used.
    type: str
    required: true
    choices:
    - application
    - machineaccount
    - serviceaccount
  service_account_contents:
    description:
    - The contents of a Service Account JSON file, either in a dictionary or as a
      JSON string that represents it.
    type: jsonarg
  service_account_file:
    description:
    - The path of a Service Account JSON file if serviceaccount is selected as type.
    type: path
  service_account_email:
    description:
    - An optional service account email address if machineaccount is selected and
      the user does not wish to use the default email.
    type: str
  scopes:
    description:
    - Array of scopes to be used
    type: list
    elements: str
  env_type:
    description:
    - Specifies which Ansible environment you're running this module within.
    - This should not be set unless you know what you're doing.
    - This only alters the User Agent string for any API requests.
    type: str
notes:
- for authentication, you can set service_account_file using the C(gcp_service_account_file)
  env variable.
- for authentication, you can set service_account_contents using the C(GCP_SERVICE_ACCOUNT_CONTENTS)
  env variable.
- For authentication, you can set service_account_email using the C(GCP_SERVICE_ACCOUNT_EMAIL)
  env variable.
- For authentication, you can set auth_kind using the C(GCP_AUTH_KIND) env variable.
- For authentication, you can set scopes using the C(GCP_SCOPES) env variable.
- Environment variables values will only be used if the playbook values are not set.
- The I(service_account_email) and I(service_account_file) options are mutually exclusive.
'''

EXAMPLES = '''
- name: get info on a region health check
  gcp_compute_region_health_check_info:
    region: us-central1
    filters:
    - name = test_object
    project: test_project
    auth_kind: serviceaccount
    service_account_file: "/tmp/auth.pem"
'''

RETURN = '''
resources:
  description: List of resources
  returned: always
  type: complex
  contains:
    checkIntervalSec:
      description:
      - How often (in seconds) to send a health check. The default value is 5 seconds.
      returned: success
      type: int
    creationTimestamp:
      description:
      - Creation timestamp in RFC3339 text format.
      returned: success
      type: str
    description:
      description:
      - An optional description of this resource. Provide this property when you create
        the resource.
      returned: success
      type: str
    healthyThreshold:
      description:
      - A so-far unhealthy instance will be marked healthy after this many consecutive
        successes. The default value is 2.
      returned: success
      type: int
    id:
      description:
      - The unique identifier for the resource. This identifier is defined by the
        server.
      returned: success
      type: int
    name:
      description:
      - Name of the resource. Provided by the client when the resource is created.
        The name must be 1-63 characters long, and comply with RFC1035. Specifically,
        the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?`
        which means the first character must be a lowercase letter, and all following
        characters must be a dash, lowercase letter, or digit, except the last character,
        which cannot be a dash.
      returned: success
      type: str
    unhealthyThreshold:
      description:
      - A so-far healthy instance will be marked unhealthy after this many consecutive
        failures. The default value is 2.
      returned: success
      type: int
    timeoutSec:
      description:
      - How long (in seconds) to wait before claiming failure.
      - The default value is 5 seconds. It is invalid for timeoutSec to have greater
        value than checkIntervalSec.
      returned: success
      type: int
    type:
      description:
      - Specifies the type of the healthCheck, either TCP, SSL, HTTP or HTTPS. If
        not specified, the default is TCP. Exactly one of the protocol-specific health
        check field must be specified, which must match type field.
      returned: success
      type: str
    httpHealthCheck:
      description:
      - A nested object resource.
      returned: success
      type: complex
      contains:
        host:
          description:
          - The value of the host header in the HTTP health check request.
          - If left empty (default value), the public IP on behalf of which this health
            check is performed will be used.
          returned: success
          type: str
        requestPath:
          description:
          - The request path of the HTTP health check request.
          - The default value is /.
          returned: success
          type: str
        response:
          description:
          - The bytes to match against the beginning of the response data. If left
            empty (the default value), any response will indicate health. The response
            data can only be ASCII.
          returned: success
          type: str
        port:
          description:
          - The TCP port number for the HTTP health check request.
          - The default value is 80.
          returned: success
          type: int
        portName:
          description:
          - Port name as defined in InstanceGroup#NamedPort#name. If both port and
            port_name are defined, port takes precedence.
          returned: success
          type: str
        proxyHeader:
          description:
          - Specifies the type of proxy header to append before sending data to the
            backend.
          returned: success
          type: str
        portSpecification:
          description:
          - 'Specifies how port is selected for health checking, can be one of the
            following values: * `USE_FIXED_PORT`: The port number in `port` is used
            for health checking.'
          - "* `USE_NAMED_PORT`: The `portName` is used for health checking."
          - "* `USE_SERVING_PORT`: For NetworkEndpointGroup, the port specified for
            each network endpoint is used for health checking. For other backends,
            the port or named port specified in the Backend Service is used for health
            checking."
          - If not specified, HTTP health check follows behavior specified in `port`
            and `portName` fields.
          returned: success
          type: str
    httpsHealthCheck:
      description:
      - A nested object resource.
      returned: success
      type: complex
      contains:
        host:
          description:
          - The value of the host header in the HTTPS health check request.
          - If left empty (default value), the public IP on behalf of which this health
            check is performed will be used.
          returned: success
          type: str
        requestPath:
          description:
          - The request path of the HTTPS health check request.
          - The default value is /.
          returned: success
          type: str
        response:
          description:
          - The bytes to match against the beginning of the response data. If left
            empty (the default value), any response will indicate health. The response
            data can only be ASCII.
          returned: success
          type: str
        port:
          description:
          - The TCP port number for the HTTPS health check request.
          - The default value is 443.
          returned: success
          type: int
        portName:
          description:
          - Port name as defined in InstanceGroup#NamedPort#name. If both port and
            port_name are defined, port takes precedence.
          returned: success
          type: str
        proxyHeader:
          description:
          - Specifies the type of proxy header to append before sending data to the
            backend.
          returned: success
          type: str
        portSpecification:
          description:
          - 'Specifies how port is selected for health checking, can be one of the
            following values: * `USE_FIXED_PORT`: The port number in `port` is used
            for health checking.'
          - "* `USE_NAMED_PORT`: The `portName` is used for health checking."
          - "* `USE_SERVING_PORT`: For NetworkEndpointGroup, the port specified for
            each network endpoint is used for health checking. For other backends,
            the port or named port specified in the Backend Service is used for health
            checking."
          - If not specified, HTTPS health check follows behavior specified in `port`
            and `portName` fields.
          returned: success
          type: str
    tcpHealthCheck:
      description:
      - A nested object resource.
      returned: success
      type: complex
      contains:
        request:
          description:
          - The application data to send once the TCP connection has been established
            (default value is empty). If both request and response are empty, the
            connection establishment alone will indicate health. The request data
            can only be ASCII.
          returned: success
          type: str
        response:
          description:
          - The bytes to match against the beginning of the response data. If left
            empty (the default value), any response will indicate health. The response
            data can only be ASCII.
          returned: success
          type: str
        port:
          description:
          - The TCP port number for the TCP health check request.
          - The default value is 80.
          returned: success
          type: int
        portName:
          description:
          - Port name as defined in InstanceGroup#NamedPort#name. If both port and
            port_name are defined, port takes precedence.
          returned: success
          type: str
        proxyHeader:
          description:
          - Specifies the type of proxy header to append before sending data to the
            backend.
          returned: success
          type: str
        portSpecification:
          description:
          - 'Specifies how port is selected for health checking, can be one of the
            following values: * `USE_FIXED_PORT`: The port number in `port` is used
            for health checking.'
          - "* `USE_NAMED_PORT`: The `portName` is used for health checking."
          - "* `USE_SERVING_PORT`: For NetworkEndpointGroup, the port specified for
            each network endpoint is used for health checking. For other backends,
            the port or named port specified in the Backend Service is used for health
            checking."
          - If not specified, TCP health check follows behavior specified in `port`
            and `portName` fields.
          returned: success
          type: str
    sslHealthCheck:
      description:
      - A nested object resource.
      returned: success
      type: complex
      contains:
        request:
          description:
          - The application data to send once the SSL connection has been established
            (default value is empty). If both request and response are empty, the
            connection establishment alone will indicate health. The request data
            can only be ASCII.
          returned: success
          type: str
        response:
          description:
          - The bytes to match against the beginning of the response data. If left
            empty (the default value), any response will indicate health. The response
            data can only be ASCII.
          returned: success
          type: str
        port:
          description:
          - The TCP port number for the SSL health check request.
          - The default value is 443.
          returned: success
          type: int
        portName:
          description:
          - Port name as defined in InstanceGroup#NamedPort#name. If both port and
            port_name are defined, port takes precedence.
          returned: success
          type: str
        proxyHeader:
          description:
          - Specifies the type of proxy header to append before sending data to the
            backend.
          returned: success
          type: str
        portSpecification:
          description:
          - 'Specifies how port is selected for health checking, can be one of the
            following values: * `USE_FIXED_PORT`: The port number in `port` is used
            for health checking.'
          - "* `USE_NAMED_PORT`: The `portName` is used for health checking."
          - "* `USE_SERVING_PORT`: For NetworkEndpointGroup, the port specified for
            each network endpoint is used for health checking. For other backends,
            the port or named port specified in the Backend Service is used for health
            checking."
          - If not specified, SSL health check follows behavior specified in `port`
            and `portName` fields.
          returned: success
          type: str
    http2HealthCheck:
      description:
      - A nested object resource.
      returned: success
      type: complex
      contains:
        host:
          description:
          - The value of the host header in the HTTP2 health check request.
          - If left empty (default value), the public IP on behalf of which this health
            check is performed will be used.
          returned: success
          type: str
        requestPath:
          description:
          - The request path of the HTTP2 health check request.
          - The default value is /.
          returned: success
          type: str
        response:
          description:
          - The bytes to match against the beginning of the response data. If left
            empty (the default value), any response will indicate health. The response
            data can only be ASCII.
          returned: success
          type: str
        port:
          description:
          - The TCP port number for the HTTP2 health check request.
          - The default value is 443.
          returned: success
          type: int
        portName:
          description:
          - Port name as defined in InstanceGroup#NamedPort#name. If both port and
            port_name are defined, port takes precedence.
          returned: success
          type: str
        proxyHeader:
          description:
          - Specifies the type of proxy header to append before sending data to the
            backend.
          returned: success
          type: str
        portSpecification:
          description:
          - 'Specifies how port is selected for health checking, can be one of the
            following values: * `USE_FIXED_PORT`: The port number in `port` is used
            for health checking.'
          - "* `USE_NAMED_PORT`: The `portName` is used for health checking."
          - "* `USE_SERVING_PORT`: For NetworkEndpointGroup, the port specified for
            each network endpoint is used for health checking. For other backends,
            the port or named port specified in the Backend Service is used for health
            checking."
          - If not specified, HTTP2 health check follows behavior specified in `port`
            and `portName` fields.
          returned: success
          type: str
    grpcHealthCheck:
      description:
      - A nested object resource.
      returned: success
      type: complex
      contains:
        port:
          description:
          - The port number for the health check request. Must be specified if portName
            and portSpecification are not set or if port_specification is USE_FIXED_PORT.
            Valid values are 1 through 65535.
          returned: success
          type: int
        portName:
          description:
          - Port name as defined in InstanceGroup#NamedPort#name. If both port and
            port_name are defined, port takes precedence.
          returned: success
          type: str
        portSpecification:
          description:
          - 'Specifies how port is selected for health checking, can be one of the
            following values: * `USE_FIXED_PORT`: The port number in `port` is used
            for health checking.'
          - "* `USE_NAMED_PORT`: The `portName` is used for health checking."
          - "* `USE_SERVING_PORT`: For NetworkEndpointGroup, the port specified for
            each network endpoint is used for health checking. For other backends,
            the port or named port specified in the Backend Service is used for health
            checking."
          - If not specified, gRPC health check follows behavior specified in `port`
            and `portName` fields.
          returned: success
          type: str
        grpcServiceName:
          description:
          - 'The gRPC service name for the health check. The value of grpcServiceName
            has the following meanings by convention: * Empty serviceName means the
            overall status of all services at the backend.'
          - "* Non-empty serviceName means the health of that gRPC service, as defined
            by the owner of the service."
          - The grpcServiceName can only be ASCII.
          returned: success
          type: str
    region:
      description:
      - The region where the regional health check resides.
      returned: success
      type: str
'''

################################################################################
# Imports
################################################################################
from ansible_collections.google.cloud.plugins.module_utils.gcp_utils import navigate_hash, GcpSession, GcpModule, GcpRequest
import json

################################################################################
# Main
################################################################################


def main():
    module = GcpModule(argument_spec=dict(filters=dict(type='list', elements='str'), region=dict(type='str')))

    if not module.params['scopes']:
        module.params['scopes'] = ['https://www.googleapis.com/auth/compute']

    return_value = {'resources': fetch_list(module, collection(module), query_options(module.params['filters']))}
    module.exit_json(**return_value)


def collection(module):
    return "https://compute.googleapis.com/compute/v1/projects/{project}/regions/{region}/healthChecks".format(**module.params)


def fetch_list(module, link, query):
    auth = GcpSession(module, 'compute')
    return auth.list(link, return_if_object, array_name='items', params={'filter': query})


def query_options(filters):
    if not filters:
        return ''

    if len(filters) == 1:
        return filters[0]
    else:
        queries = []
        for f in filters:
            # For multiple queries, all queries should have ()
            if f[0] != '(' and f[-1] != ')':
                queries.append("(%s)" % ''.join(f))
            else:
                queries.append(f)

        return ' '.join(queries)


def return_if_object(module, response):
    # If not found, return nothing.
    if response.status_code == 404:
        return None

    # If no content, return nothing.
    if response.status_code == 204:
        return None

    try:
        module.raise_for_status(response)
        result = response.json()
    except getattr(json.decoder, 'JSONDecodeError', ValueError) as inst:
        module.fail_json(msg="Invalid JSON response with error: %s" % inst)

    if navigate_hash(result, ['error', 'errors']):
        module.fail_json(msg=navigate_hash(result, ['error', 'errors']))

    return result


if __name__ == "__main__":
    main()
