require "gcloud"

gcloud = Gcloud.new "my-todo-project-id",
                    "/path/to/keyfile.json"
bigquery = gcloud.bigquery

# Create a new table to archive todos
dataset = bigquery.dataset "my-todo-archive"
table = dataset.create_table "todos",
          name: "Todos Archive",
          description: "Archive for completed TODO records"

# Load data into the table
file = File.open "/archive/todos/completed-todos.csv"
load_job = table.load file

# Run a query for the number of completed todos by owner
count_sql = "SELECT owner, COUNT(*) AS complete_count FROM todos GROUP BY owner"
data = bigquery.query count_sql
data.each do |row|
  puts row["name"]
end

require "gcloud"

gcloud = Gcloud.new "my-todo-project-id",
                    "/path/to/keyfile.json"
dataset = gcloud.datastore

# Create a new task to demo datastore
demo_task = dataset.entity "Task", "datastore-demo" do |t|
  t["description"] = "Demonstrate Datastore functionality"
  t["completed"] = false
end

# Save the new task
dataset.save demo_task

# Run a query for all completed tasks
query = dataset.query("Task").
  where("completed", "=", true)
completed_tasks = dataset.run query

require "gcloud"

gcloud = Gcloud.new
dns = gcloud.dns

# Retrieve a zone
zone = dns.zone "example-com"

# Update records in the zone
change = zone.update do |tx|
  tx.add     "www", "A",  86400, "1.2.3.4"
  tx.remove  "example.com.", "TXT"
  tx.replace "example.com.", "MX", 86400, ["10 mail1.example.com.",
                                           "20 mail2.example.com."]
  tx.modify "www.example.com.", "CNAME" do |r|
    r.ttl = 86400 # only change the TTL
  end
end

require "gcloud"

gcloud = Gcloud.new
logging = gcloud.logging

# List all log entries
logging.entries.each do |e|
  puts "[#{e.timestamp}] #{e.log_name} #{e.payload.inspect}"
end

# List only entries from a single log
entries = logging.entries filter: "log:syslog"

# Write a log entry
entry = logging.entry
entry.payload = "Job started."
entry.log_name = "my_app_log"
entry.resource.type = "gae_app"
entry.resource.labels[:module_id] = "1"
entry.resource.labels[:version_id] = "20150925t173233"

logging.write_entries entry

require "gcloud"

gcloud = Gcloud.new "my-todo-project-id",
                    "/path/to/keyfile.json"
pubsub = gcloud.pubsub

# Retrieve a topic
topic = pubsub.topic "my-topic"

# Publish a new message
msg = topic.publish "new-message"

# Retrieve a subscription
sub = pubsub.subscription "my-topic-sub"

# Pull available messages
msgs = sub.pull

require "gcloud"

gcloud = Gcloud.new
resource_manager = gcloud.resource_manager

# List all projects
resource_manager.projects.each do |project|
  puts projects.project_id
end

# Label a project as production
project = resource_manager.project "tokyo-rain-123"
project.update do |p|
  p.labels["env"] = "production"
end

# List only projects with the "production" label
projects = resource_manager.projects filter: "labels.env:production"

require "gcloud"

gcloud = Gcloud.new
search = gcloud.search
index = search.index "products"

results = index.search "cotton T-shirt",
                       expressions: { total_price: "(price + tax)" },
                       fields: ["name", "total_price", "highlight"]

require "gcloud"

gcloud = Gcloud.new "my-todo-project-id",
                    "/path/to/keyfile.json"
storage = gcloud.storage

bucket = storage.bucket "task-attachments"

file = bucket.file "path/to/my-file.ext"

# Download the file to the local file system
file.download "/tasks/attachments/#{file.name}"

# Copy the file to a backup bucket
backup = storage.bucket "task-attachment-backups"
file.copy backup, file.name