Chatwoot/app/builders/report_builder.rb
2019-10-20 14:17:26 +05:30

77 lines
2.1 KiB
Ruby

class ReportBuilder
include CustomExceptions::Report
# Usage
# rb = ReportBuilder.new a, { metric: 'conversations_count', type: :account, id: 1}
# rb = ReportBuilder.new a, { metric: 'avg_first_response_time', type: :agent, id: 1}
IDENTITY_MAPPING = {
account: AccountIdentity,
agent: AgentIdentity
}.freeze
def initialize(account, params)
@account = account
@params = params
@identity = get_identity
@start_time, @end_time = validate_times
end
def build
metric = @identity.send(@params[:metric])
if metric.get.nil?
metric.delete
result = {}
else
result = metric.get_padded_range(@start_time, @end_time) || {}
end
formatted_hash(result)
end
private
def get_identity
identity_class = IDENTITY_MAPPING[@params[:type]]
raise InvalidIdentity if identity_class.nil?
@params[:id] = @account.id if identity_class == AccountIdentity
identity_id = @params[:id]
raise IdentityNotFound if identity_id.nil?
tags = identity_class == AccountIdentity ? nil : { account_id: @account.id }
identity = identity_class.new(identity_id, tags: tags)
raise MetricNotFound if @params[:metric].blank?
raise MetricNotFound unless identity.respond_to?(@params[:metric])
identity
end
def validate_times
start_time = @params[:since] || Time.now.end_of_day - 30.days
end_time = @params[:until] || Time.now.end_of_day
start_time = begin
parse_date_time(start_time)
rescue StandardError
raise(InvalidStartTime)
end
end_time = begin
parse_date_time(end_time)
rescue StandardError
raise(InvalidEndTime)
end
[start_time, end_time]
end
def parse_date_time(datetime)
return datetime if datetime.is_a?(DateTime)
return datetime.to_datetime if datetime.is_a?(Time) || datetime.is_a?(Date)
DateTime.strptime(datetime, '%s')
end
def formatted_hash(hash)
hash.each_with_object([]) do |p, arr|
arr << { value: p[1], timestamp: p[0] }
end
end
end