KRED-2534 Add get merchant

lib/midtrans_api/api/merchant/get.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+module MidtransApi
+  module Api
+    module Merchant
+      class Get < MidtransApi::Api::Base
+        PATH = 'merchants'
+
+        def get(params, partner_id)
+          response = client.get(PATH, params, {
+            'X-PARTNER-ID': partner_id
+          })
+
+          MidtransApi::Model::Merchant::Get.new(response)
+        end
+      end
+    end
+  end
+end

lib/midtrans_api/client.rb

@@ -14,6 +14,7 @@
 require 'midtrans_api/api/check/balance'
 require 'midtrans_api/api/disbursement/payout'
 require 'midtrans_api/api/merchant/create'
+require 'midtrans_api/api/merchant/get'
 require 'midtrans_api/api/channel/list'
 
 require 'midtrans_api/middleware/handle_response_exception'
@@ -30,6 +31,7 @@
 require 'midtrans_api/model/check/balance'
 require 'midtrans_api/model/disbursement/payout'
 require 'midtrans_api/model/merchant/create'
+require 'midtrans_api/model/merchant/get'
 
 module MidtransApi
   class Client
@@ -104,6 +106,10 @@ def merchant
       @merchant ||= MidtransApi::Api::Merchant::Create.new(self)
     end
 
+    def get_merchant
+      @merchant_get ||= MidtransApi::Api::Merchant::Get.new(self)
+    end
+
     def channel
       @channel ||= MidtransApi::Api::Channel::List.new(self)
     end

lib/midtrans_api/model/merchant/get.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+require_relative 'item'
+
+module MidtransApi
+  module Model
+    module Merchant
+      class Get < MidtransApi::Model::Base
+        resource_attributes :merchants
+
+        def resolve_params_attr(attr)
+          attr.to_s
+        end
+
+        def merchant_list
+          return [] unless merchants
+
+          merchants.map do |merchant_data|
+            Item.new(merchant_data)
+          end
+        end
+      end
+    end
+  end
+end

lib/midtrans_api/model/merchant/item.rb

@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+module MidtransApi
+  module Model
+    module Merchant
+      class Item < MidtransApi::Model::Base
+        attr_reader :merchant_id, :merchant_name, :merchant_phone_number, :email
+
+        def initialize(merchant_data)
+          @merchant_id = merchant_data['merchant_id']
+          @merchant_name = merchant_data['merchant_name']
+          @merchant_phone_number = merchant_data['merchant_phone_number']
+          @email = merchant_data['email']
+        end
+
+        def to_h
+          {
+            merchant_id: merchant_id,
+            merchant_name: merchant_name,
+            merchant_phone_number: merchant_phone_number,
+            email: email
+          }
+        end
+      end
+    end
+  end
+end