57 lines
1.7 KiB
Ruby
57 lines
1.7 KiB
Ruby
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# frozen_string_literal: true
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module Maintenance
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class HelpscoutDeleteOldCustomersTask < MaintenanceTasks::Task
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# Delete Helpscout customers not seen in the last 2 years
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# with any conversations, and any data related with GPDR compliance.
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# Respects the Helpscout API rate limit (200 calls per minute).
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MODIFIED_BEFORE = 2.years.freeze
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throttle_on(backoff: 1.minute) do
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limit = Rails.cache.read(Helpscout::API::RATELIMIT_KEY)
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limit.present? && limit.to_i <= 26 # check is made before each process but not before listing each page. External activity can affect the rate limit.
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end
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def count
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_customers, pagination = api.list_old_customers(modified_before)
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pagination[:totalElements]
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end
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# Because customers are deleted progressively,
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# ignore cursor and always pick the first page
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def enumerator_builder(cursor:)
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Enumerator.new do |yielder|
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loop do
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customers, pagination = api.list_old_customers(modified_before)
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customers.each do |customer|
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yielder.yield(customer[:id], nil) # don't care about cursor parameter
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end
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# "number" is the current page (always 1 in our case)
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# iterate until there are no remaining pages
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break if pagination[:totalPages] == 0 || pagination[:totalPages] == pagination[:number]
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end
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end
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end
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def process(customer_id)
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api.delete_customer(customer_id)
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rescue Helpscout::API::RateLimitError # despite throttle and counter, race conditions sometimes lead to rate limit hit
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sleep 1.minute
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retry
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end
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private
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def api
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@api ||= Helpscout::API.new
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end
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def modified_before
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MODIFIED_BEFORE.ago.utc.beginning_of_day
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end
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end
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end
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