# Copyright 2025 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
#
#      http://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.

# [START workflows_myfirstworkflow_yaml_go]
# This workflow accepts an optional "searchTerm" argument for the Wikipedia API.
# If no input arguments are provided or "searchTerm" is absent,
# it will fetch the day of the week in Amsterdam and use it as the search term.

main:
    params: [input]
    steps:
    - validateSearchTermAndRedirectToReadWikipedia:
        switch:
            - condition: '${map.get(input, "searchTerm") != null}'
              assign:
                - searchTerm: '${input.searchTerm}'
              next: readWikipedia
    - getCurrentTime:
        call: http.get
        args:
            url: https://timeapi.io/api/Time/current/zone?timeZone=Europe/Amsterdam
        result: currentTime
    - setFromCallResult:
        assign:
            - searchTerm: '${currentTime.body.dayOfWeek}'
    - readWikipedia:
        call: http.get
        args:
            url: 'https://en.wikipedia.org/w/api.php'
            query:
                action: opensearch
                search: '${searchTerm}'
        result: wikiResult
    - returnOutput:
            return: '${wikiResult.body[1]}'
# [END workflows_myfirstworkflow_yaml_go]