#!/usr/bin/env python
# Copyright 2018 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""This example creates an account budget proposal.

To get account budget proposal, run get_account_budget_proposals.py
"""


import argparse
import sys


from google.ads.googleads.client import GoogleAdsClient
from google.ads.googleads.errors import GoogleAdsException


# [START add_account_budget_proposal]
def main(client, customer_id, billing_setup_id):
    account_budget_proposal_service = client.get_service(
        "AccountBudgetProposalService"
    )
    billing_setup_service = client.get_service("BillingSetupService")

    account_budget_proposal_operation = client.get_type(
        "AccountBudgetProposalOperation"
    )
    proposal = account_budget_proposal_operation.create

    proposal.proposal_type = client.enums.AccountBudgetProposalTypeEnum.CREATE
    proposal.billing_setup = billing_setup_service.billing_setup_path(
        customer_id, billing_setup_id
    )
    proposal.proposed_name = "Account Budget Proposal (example)"

    # Specify the account budget starts immediately
    proposal.proposed_start_time_type = client.enums.TimeTypeEnum.NOW
    # Alternatively you can specify a specific start time. Refer to the
    # AccountBudgetProposal resource documentation for allowed formats.
    #
    # proposal.proposed_start_date_time = '2020-01-02 03:04:05'

    # Specify that the budget runs forever
    proposal.proposed_end_time_type = client.enums.TimeTypeEnum.FOREVER
    # Alternatively you can specify a specific end time. Allowed formats are as
    # above.
    #
    # proposal.proposed_end_date_time = '2021-01-02 03:04:05'

    # Optional: set notes for the budget. These are free text and do not effect
    # budget delivery.
    #
    # proposal.proposed_notes = 'Received prepayment of $0.01'
    proposal.proposed_spending_limit_micros = 10000

    account_budget_proposal_response = (
        account_budget_proposal_service.mutate_account_budget_proposal(
            customer_id=customer_id,
            operation=account_budget_proposal_operation,
        )
    )
    print(
        "Created account budget proposal "
        f'"{account_budget_proposal_response.result.resource_name}".'
    )
    # [END add_account_budget_proposal]


if __name__ == "__main__":
    # GoogleAdsClient will read the google-ads.yaml configuration file in the
    # home directory if none is specified.
    googleads_client = GoogleAdsClient.load_from_storage(version="v12")

    parser = argparse.ArgumentParser(
        description="Creates an account budget proposal."
    )
    # The following argument(s) should be provided to run the example.
    parser.add_argument(
        "-c",
        "--customer_id",
        type=str,
        required=True,
        help="The Ads customer ID.",
    )
    parser.add_argument(
        "-b",
        "--billing_setup_id",
        type=str,
        required=True,
        help="The billing setup ID.",
    )
    args = parser.parse_args()

    try:
        main(googleads_client, args.customer_id, args.billing_setup_id)
    except GoogleAdsException as ex:
        print(
            f'Request with ID "{ex.request_id}" failed with status '
            f'"{ex.error.code().name}" and includes the following errors:'
        )
        for error in ex.failure.errors:
            print(f'\tError with message "{error.message}".')
            if error.location:
                for field_path_element in error.location.field_path_elements:
                    print(f"\t\tOn field: {field_path_element.field_name}")
        sys.exit(1)
