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module Members
class AuthorizedDestroyService < BaseService
attr_accessor :member, :user
def initialize(member, user = nil)
@member, @user = member, user
end
def execute
return false if member.is_a?(GroupMember) && member.source.last_owner?(member.user)
Member.transaction do
unassign_issues_and_merge_requests(member) unless member.invite?
member.destroy
end
if member.request? && member.user != user
notification_service.decline_access_request(member)
end
member
end
private
def unassign_issues_and_merge_requests(member)
if member.is_a?(GroupMember)
issues = Issue.unscoped.select(1)
.joins(:project)
.where('issues.id = issue_assignees.issue_id AND projects.namespace_id = ?', member.source_id)
# DELETE FROM issue_assignees WHERE user_id = X AND EXISTS (...)
IssueAssignee.unscoped
.where('user_id = :user_id AND EXISTS (:sub)', user_id: member.user_id, sub: issues)
.delete_all
MergeRequestsFinder.new(user, group_id: member.source_id, assignee_id: member.user_id)
.execute
.update_all(assignee_id: nil)
else
project = member.source
# SELECT 1 FROM issues WHERE issues.id = issue_assignees.issue_id AND issues.project_id = X
issues = Issue.unscoped.select(1)
.where('issues.id = issue_assignees.issue_id')
.where(project_id: project.id)
# DELETE FROM issue_assignees WHERE user_id = X AND EXISTS (...)
IssueAssignee.unscoped
.where('user_id = :user_id AND EXISTS (:sub)', user_id: member.user_id, sub: issues)
.delete_all
project.merge_requests.opened.assigned_to(member.user).update_all(assignee_id: nil)
end
member.user.invalidate_cache_counts
end
end
end
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