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data_model.rb
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data_model.rb
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# Copyright 2020 Google, Inc
#
# 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.
require "google/cloud/firestore"
def document_ref project_id:
# project_id = "Your Google Cloud Project ID"
firestore = Google::Cloud::Firestore.new project_id: project_id
# [START firestore_data_reference_document]
document_ref = firestore.col("users").doc("alovelace")
# [END firestore_data_reference_document]
end
def collection_ref project_id:
# project_id = "Your Google Cloud Project ID"
firestore = Google::Cloud::Firestore.new project_id: project_id
# [START firestore_data_reference_collection]
collection_ref = firestore.col "users"
# [END firestore_data_reference_collection]
end
def document_path_ref project_id:
# project_id = "Your Google Cloud Project ID"
firestore = Google::Cloud::Firestore.new project_id: project_id
# [START firestore_data_reference_document_path]
document_path_ref = firestore.doc "users/alovelace"
# [END firestore_data_reference_document_path]
end
def subcollection_ref project_id:
# project_id = "Your Google Cloud Project ID"
firestore = Google::Cloud::Firestore.new project_id: project_id
# [START firestore_data_reference_subcollection]
message_ref = firestore.col("rooms").doc("roomA").col("messages").doc("message1")
# [END firestore_data_reference_subcollection]
end
if $PROGRAM_NAME == __FILE__
project = ENV["FIRESTORE_PROJECT"]
case ARGV.shift
when "document_ref"
document_ref project_id: project
when "collection_ref"
collection_ref project_id: project
when "document_path_ref"
document_path_ref project_id: project
when "subcollection_ref"
subcollection_ref project_id: project
else
puts <<~USAGE
Usage: bundle exec ruby data_model.rb [command]
Commands:
document_ref Create a document reference.
collection_ref Create a collection reference.
document_path_ref Create a document path reference.
subcollection_ref Create a subcollection reference.
USAGE
end
end