187 lines
5.9 KiB
Ruby
187 lines
5.9 KiB
Ruby
# frozen_string_literal: true
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return if Rails.env.production?
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module Gitlab
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module Graphql
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module Docs
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# Helper with functions to be used by HAML templates
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# This includes graphql-docs gem helpers class.
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# You can check the included module on: https://github.com/gjtorikian/graphql-docs/blob/v1.6.0/lib/graphql-docs/helpers.rb
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module Helper
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include GraphQLDocs::Helpers
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def auto_generated_comment
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<<-MD.strip_heredoc
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---
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stage: Plan
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group: Project Management
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info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
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---
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<!---
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This documentation is auto generated by a script.
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Please do not edit this file directly, check compile_docs task on lib/tasks/gitlab/graphql.rake.
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--->
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MD
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end
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# Template methods:
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# Methods that return chunks of Markdown for insertion into the document
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def render_name_and_description(object, owner: nil, level: 3)
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content = []
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content << "#{'#' * level} `#{object[:name]}`"
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if object[:description].present?
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desc = object[:description].strip
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desc += '.' unless desc.ends_with?('.')
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end
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if object[:is_deprecated]
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owner = Array.wrap(owner)
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deprecation = schema_deprecation(owner, object[:name])
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content << (deprecation&.original_description || desc)
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content << render_deprecation(object, owner, :block)
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else
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content << desc
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end
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content.compact.join("\n\n")
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end
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def render_return_type(query)
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"Returns #{render_field_type(query[:type])}.\n"
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end
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def sorted_by_name(objects)
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return [] unless objects.present?
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objects.sort_by { |o| o[:name] }
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end
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def render_field(field, owner)
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render_row(
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render_name(field, owner),
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render_field_type(field[:type]),
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render_description(field, owner, :inline)
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)
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end
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def render_enum_value(enum, value)
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render_row(render_name(value, enum[:name]), render_description(value, enum[:name], :inline))
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end
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def render_union_member(member)
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"- [`#{member}`](##{member.downcase})"
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end
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# QUERIES:
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# Methods that return parts of the schema, or related information:
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# We are ignoring connections and built in types for now,
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# they should be added when queries are generated.
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def objects
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object_types = graphql_object_types.select do |object_type|
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!object_type[:name]["__"]
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end
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object_types.each do |type|
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type[:fields] += type[:connections]
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end
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end
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def queries
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graphql_operation_types.find { |type| type[:name] == 'Query' }.to_h.values_at(:fields, :connections).flatten
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end
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# We ignore the built-in enum types.
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def enums
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graphql_enum_types.select do |enum_type|
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!enum_type[:name].in?(%w[__DirectiveLocation __TypeKind])
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end
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end
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private # DO NOT CALL THESE METHODS IN TEMPLATES
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# Template methods
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def render_row(*values)
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"| #{values.map { |val| val.to_s.squish }.join(' | ')} |"
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end
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def render_name(object, owner = nil)
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rendered_name = "`#{object[:name]}`"
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rendered_name += ' **{warning-solid}**' if object[:is_deprecated]
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rendered_name
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end
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# Returns the object description. If the object has been deprecated,
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# the deprecation reason will be returned in place of the description.
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def render_description(object, owner = nil, context = :block)
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owner = Array.wrap(owner)
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return render_deprecation(object, owner, context) if object[:is_deprecated]
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return if object[:description].blank?
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desc = object[:description].strip
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desc += '.' unless desc.ends_with?('.')
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desc
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end
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def render_deprecation(object, owner, context)
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deprecation = schema_deprecation(owner, object[:name])
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return deprecation.markdown(context: context) if deprecation
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reason = object[:deprecation_reason] || 'Use of this is deprecated.'
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"**Deprecated:** #{reason}"
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end
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def render_field_type(type)
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"[`#{type[:info]}`](##{type[:name].downcase})"
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end
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# Queries
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# returns the deprecation information for a field or argument
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# See: Gitlab::Graphql::Deprecation
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def schema_deprecation(type_name, field_name)
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schema_member(type_name, field_name)&.deprecation
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end
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# Return a part of the schema.
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#
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# This queries the Schema by owner and name to find:
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#
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# - fields (e.g. `schema_member('Query', 'currentUser')`)
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# - arguments (e.g. `schema_member(['Query', 'project], 'fullPath')`)
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def schema_member(type_name, field_name)
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type_name = Array.wrap(type_name)
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if type_name.size == 2
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arg_name = field_name
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type_name, field_name = type_name
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else
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type_name = type_name.first
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arg_name = nil
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end
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return if type_name.nil? || field_name.nil?
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type = schema.types[type_name]
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return unless type && type.kind.fields?
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field = type.fields[field_name]
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return field if arg_name.nil?
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args = field.arguments
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is_mutation = field.mutation && field.mutation <= ::Mutations::BaseMutation
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args = args['input'].type.unwrap.arguments if is_mutation
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args[arg_name]
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end
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end
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end
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end
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end
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