You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
60 lines
1.7 KiB
60 lines
1.7 KiB
require "net/http" |
|
|
|
class UprnClient |
|
attr_reader :uprn |
|
attr_accessor :error |
|
|
|
ADDRESS = "api.os.uk".freeze |
|
PATH = "/search/places/v1/uprn".freeze |
|
|
|
def initialize(uprn) |
|
@uprn = uprn |
|
end |
|
|
|
def call |
|
unless response.is_a?(Net::HTTPSuccess) && result.present? |
|
@error = "UPRN is not recognised. Check the number, or enter the address." |
|
end |
|
rescue JSON::ParserError |
|
@error = "UPRN is not recognised. Check the number, or enter the address." |
|
end |
|
|
|
def result |
|
@result ||= if response.is_a?(Net::HTTPSuccess) |
|
parsed_response = JSON.parse(response.body) |
|
parsed_response.dig("results", 0, "DPA") || parsed_response.dig("results", 0, "LPI") |
|
else |
|
@error = "UPRN client failed to return a valid result, try again later." |
|
Sentry.capture_message("UPRN client failed to return a valid result with error code: #{response.code}.") |
|
Rails.logger.error("UPRN client failed to return a valid result with error code: #{response.code}.") |
|
Rails.logger.error("Response body: #{response.body}") |
|
nil |
|
end |
|
end |
|
|
|
private |
|
|
|
def http_client |
|
client = Net::HTTP.new(ADDRESS, 443) |
|
client.use_ssl = true |
|
client.verify_mode = OpenSSL::SSL::VERIFY_PEER |
|
client.max_retries = 3 |
|
client.read_timeout = 30 # seconds |
|
client |
|
end |
|
|
|
def endpoint_uri |
|
uri = URI(PATH) |
|
params = { |
|
uprn:, |
|
key: ENV["OS_DATA_KEY"], |
|
dataset: %w[DPA LPI].join(","), |
|
} |
|
uri.query = URI.encode_www_form(params) |
|
uri.to_s |
|
end |
|
|
|
def response |
|
@response ||= http_client.request_get(endpoint_uri) |
|
end |
|
end
|
|
|