Initial commit

app/api/v2/market/named_params.rb

@@ -0,0 +1,80 @@
+# encoding: UTF-8
+# frozen_string_literal: true
+
+module API
+  module V2
+    module Market
+      module NamedParams
+        extend ::Grape::API::Helpers
+
+        params :enabled_markets do
+          requires :market,
+                   type: String,
+                   values: { value: -> { ::Market.active.ids }, message: 'market.market.doesnt_exist_or_not_enabled' },
+                   desc: -> { V2::Entities::Market.documentation[:id] }
+        end
+
+        params :order do
+          requires :side,
+                   type: String,
+                   values: { value: %w(sell buy), message: 'market.order.invalid_side' },
+                   desc: -> { V2::Entities::Order.documentation[:side] }
+          requires :volume,
+                   type: { value: BigDecimal, message: 'market.order.non_decimal_volume' },
+                   values: { value: -> (v){ v.try(:positive?) }, message: 'market.order.non_positive_volume' },
+                   desc: -> { V2::Entities::Order.documentation[:volume] }
+          optional :ord_type,
+                   type: String,
+                   values: { value: -> { Order::TYPES }, message: 'market.order.invalid_type' },
+                   default: 'limit',
+                   desc: -> { V2::Entities::Order.documentation[:type] }
+          given ord_type: ->(val) { val == 'limit' } do
+            requires :price,
+                     type: { value: BigDecimal, message: 'market.order.non_decimal_price' },
+                     values: { value: -> (p){ p.try(:positive?) }, message: 'market.order.non_positive_price' },
+                     desc: -> { V2::Entities::Order.documentation[:price] }
+          end
+        end
+
+        params :order_id do
+          requires :id,
+                   type: String,
+                   allow_blank: false,
+                   desc: -> { V2::Entities::Order.documentation[:id] }
+        end
+
+        params :trade_filters do
+          optional :limit,
+                   type: { value: Integer, message: 'market.trade.non_integer_limit' },
+                   values: { value: 1..1000, message: 'market.trade.invalid_limit' },
+                   default: 100,
+                   desc: 'Limit the number of returned trades. Default to 100.'
+          optional :page,
+                   type: { value: Integer, message: 'market.trade.non_integer_page' },
+                   allow_blank: false,
+                   default: 1,
+                   desc: 'Specify the page of paginated results.'
+          optional :type,
+                   type: String,
+                   values: { value: %w(buy sell), message: 'market.trade.invalid_type' },
+                   desc: 'To indicate nature of trade - buy/sell'
+          optional :time_from,
+                   type: { value: Integer, message: 'market.trade.non_integer_time_from' },
+                   allow_blank: { value: false, message: 'market.trade.empty_time_from' },
+                   desc: "An integer represents the seconds elapsed since Unix epoch."\
+                         "If set, only trades executed after the time will be returned."
+          optional :time_to,
+                   type: { value: Integer, message: 'market.trade.non_integer_time_to' },
+                   allow_blank: { value: false, message: 'market.trade.empty_time_to' },
+                   desc: "An integer represents the seconds elapsed since Unix epoch."\
+                         "If set, only trades executed before the time will be returned."
+          optional :order_by,
+                   type: String,
+                   values: { value: %w(asc desc), message: 'market.trade.invalid_order_by' },
+                   default: 'desc',
+                   desc: "If set, returned trades will be sorted in specific order, default to 'desc'."
+        end
+      end
+    end
+  end
+end