122 lines
2.8 KiB
Ruby
122 lines
2.8 KiB
Ruby
# frozen_string_literal: true
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module IssuableLinks
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class CreateService < BaseService
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include IncidentManagement::UsageData
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attr_reader :issuable, :current_user, :params
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def initialize(issuable, user, params)
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@issuable = issuable
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@current_user = user
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@params = params.dup
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end
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def execute
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# If ALL referenced issues are already assigned to the given epic it renders a conflict status,
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# otherwise create issue links for the issues which
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# are still not assigned and return success message.
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if render_conflict_error?
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return error(issuables_assigned_message, 409)
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end
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if render_not_found_error?
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return error(issuables_not_found_message, 404)
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end
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@errors = []
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create_links
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if @errors.present?
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return error(@errors.join('. '), 422)
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end
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track_event
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success
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end
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private
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def render_conflict_error?
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referenced_issuables.present? && (referenced_issuables - previous_related_issuables).empty?
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end
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def render_not_found_error?
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linkable_issuables(referenced_issuables).empty?
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end
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def create_links
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objects = linkable_issuables(referenced_issuables)
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link_issuables(objects)
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end
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def link_issuables(target_issuables)
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target_issuables.each do |referenced_object|
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link = relate_issuables(referenced_object)
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unless link.valid?
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@errors << _("%{ref} cannot be added: %{error}") % {
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ref: referenced_object.to_reference,
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error: link.errors.messages.values.flatten.to_sentence
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}
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end
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end
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end
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def referenced_issuables
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@referenced_issuables ||= begin
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target_issuable = params[:target_issuable]
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if params[:issuable_references].present?
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extract_references
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elsif target_issuable
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[target_issuable]
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else
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[]
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end
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end
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end
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def extract_references
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issuable_references = params[:issuable_references]
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text = issuable_references.join(' ')
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extractor = Gitlab::ReferenceExtractor.new(issuable.project, current_user)
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extractor.analyze(text, extractor_context)
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references(extractor)
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end
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def references(extractor)
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extractor.issues
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end
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def extractor_context
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{}
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end
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def linkable_issuables(objects)
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raise NotImplementedError
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end
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def previous_related_issuables
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raise NotImplementedError
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end
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def relate_issuables(referenced_object)
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raise NotImplementedError
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end
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def issuables_assigned_message
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_("Issue(s) already assigned")
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end
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def issuables_not_found_message
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_("No matching issue found. Make sure that you are adding a valid issue URL.")
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end
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end
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end
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IssuableLinks::CreateService.prepend_mod_with('IssuableLinks::CreateService')
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