/
tasks.rb
112 lines (88 loc) · 2.69 KB
/
tasks.rb
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# Copyright 2016 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.
def create_client
# [START datastore_build_service]
require "google/cloud/datastore"
datastore = Google::Cloud::Datastore.new
# [END datastore_build_service]
end
# [START datastore_add_entity]
def add_task description
require "google/cloud/datastore"
datastore = Google::Cloud::Datastore.new
task = datastore.entity "Task" do |t|
t["description"] = description
t["created"] = Time.now
t["done"] = false
t.exclude_from_indexes! "description", true
end
datastore.save task
puts task.key.id
task.key.id
end
# [END datastore_add_entity]
# [START datastore_update_entity]
def mark_done task_id
require "google/cloud/datastore"
datastore = Google::Cloud::Datastore.new
task = datastore.find "Task", task_id
task["done"] = true
datastore.save task
end
# [END datastore_update_entity]
# [START datastore_retrieve_entities]
def list_tasks
require "google/cloud/datastore"
datastore = Google::Cloud::Datastore.new
query = datastore.query("Task").order("created")
tasks = datastore.run query
tasks.each do |t|
puts t["description"]
puts t["done"] ? " Done" : " Not Done"
puts " ID: #{t.key.id}"
end
end
# [END datastore_retrieve_entities]
# [START datastore_delete_entity]
def delete_task task_id
require "google/cloud/datastore"
datastore = Google::Cloud::Datastore.new
task = datastore.find "Task", task_id
datastore.delete task
end
# [END datastore_delete_entity]
if $PROGRAM_NAME == __FILE__
create_client ENV["GOOGLE_CLOUD_PROJECT"]
case ARGV.shift
when "new"
add_task ARGV.shift
when "done"
mark_done ARGV.shift.to_i
when "list"
list_tasks
when "delete"
delete_task ARGV.shift.to_i
else
puts <<~USAGE
Usage: bundle exec ruby tasks.rb [command] [arguments]
Commands:
new <description> Adds a task with description <description>.
done <task_id> Marks a task as done.
list Lists all tasks by creation time.
delete <task_id> Deletes a task.
Environment variables:
GOOGLE_CLOUD_PROJECT must be set to your Google Cloud project ID
USAGE
end
end