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# frozen_string_literal: true
module Resolvers
module Projects
class JiraProjectsResolver < BaseResolver
include Gitlab::Graphql::Authorize::AuthorizeResource
argument :name,
GraphQL::STRING_TYPE,
required: false,
description: 'Project name or key'
def resolve(name: nil, **args)
authorize!(project)
response, start_cursor, end_cursor = jira_projects(name: name, **compute_pagination_params(args))
end_cursor = nil if !!response.payload[:is_last]
if response.success?
Gitlab::Graphql::ExternallyPaginatedArray.new(start_cursor, end_cursor, *response.payload[:projects])
else
raise Gitlab::Graphql::Errors::BaseError, response.message
end
end
def authorized_resource?(project)
Ability.allowed?(context[:current_user], :admin_project, project)
end
private
alias_method :jira_service, :object
def project
jira_service&.project
end
def compute_pagination_params(params)
after_cursor = Base64.decode64(params[:after].to_s)
before_cursor = Base64.decode64(params[:before].to_s)
# differentiate between 0 cursor and nil or invalid cursor that decodes into zero.
after_index = after_cursor.to_i == 0 && after_cursor != "0" ? nil : after_cursor.to_i
before_index = before_cursor.to_i == 0 && before_cursor != "0" ? nil : before_cursor.to_i
if after_index.present? && before_index.present?
if after_index >= before_index
{ start_at: 0, limit: 0 }
else
{ start_at: after_index + 1, limit: before_index - after_index - 1 }
end
elsif after_index.present?
{ start_at: after_index + 1, limit: nil }
elsif before_index.present?
{ start_at: 0, limit: before_index - 1 }
else
{ start_at: 0, limit: nil }
end
end
def jira_projects(name:, start_at:, limit:)
args = { query: name, start_at: start_at, limit: limit }.compact
response = Jira::Requests::Projects.new(project.jira_service, args).execute
return [response, nil, nil] if response.error?
projects = response.payload[:projects]
start_cursor = start_at == 0 ? nil : Base64.encode64((start_at - 1).to_s)
end_cursor = Base64.encode64((start_at + projects.size - 1).to_s)
[response, start_cursor, end_cursor]
end
end
end
end
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