Supporting multiple item records in Item controller APi

app/controllers/api/v01/bibs_controller.rb

@@ -13,86 +13,100 @@ class Api::V01::BibsController < Api::V01::GeneralController
   # Find or create a teacher set in the MLN db and its associated books.
   def create_or_update_teacher_sets
     api_response = []
-    parse_request_body(request).each do |req_body|
-      begin
-        http_status = 200
-        LogWrapper.log('DEBUG', {'message' => 'create_or_update_teacher_sets.start',
-                                 'method' => 'bibs_controller.create_or_update_teacher_sets'})
-        # Raise validations if input params missing
-        validate_input_params(req_body, true)
+    begin
+      parse_request_body(request).each do |req_body|
+        begin
+          http_status = 200
+          LogWrapper.log("DEBUG", { "message" => "create_or_update_teacher_sets.start",
+                                    "method" => "bibs_controller.create_or_update_teacher_sets" })
+          # Raise validations if input params missing
+          validate_input_params(req_body, true)
 
-        # create/update teacher-set data from bib request_body.
-        teacher_set = TeacherSet.create_or_update_teacher_set(req_body)
-        response = SYS_SUCCESS.call('TeacherSet successlly created', { teacher_set: bib_response(teacher_set) }.to_json, "Bib id: #{req_body['id']}")
-        ts_id = teacher_set.id
-      rescue InvalidInputException => e
-        http_status = 400
-        message = e.message
-        response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg, "Bib id: #{req_body['id']}")
-      rescue SuppressedBibRecordException, BibRecordNotFoundException => e
-        http_status = 404
-        message = e.message
-        response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg, "Bib id: #{req_body['id']}")
-      rescue DBException, ElasticsearchException => e
-        http_status = 500
-        message = e.message
-        response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg, "Bib id: #{req_body['id']}")
-      rescue StandardError => e
-        http_status = 500
-        message = e.message
-        response = SYS_FAILURE.call(UNEXPECTED_EXCEPTION[:code], UNEXPECTED_EXCEPTION[:msg], nil, "Bib id: #{req_body['id']}")
-        AdminMailer.failed_bibs_controller_api_request(req_body, "Error while creating/updating the teacherset: #{e.message[0..200]}...", 
-                                                      action_name, teacher_set).deliver
-      end
-      LogWrapper.log('INFO', {'message' => "message: #{message}, http_status: #{http_status}",
-      'method' => __method__, 'bib_id' => req_body['id'], 'teacher_set_id' => ts_id,
-      'suppressed' => req_body["suppressed"]})
+          # create/update teacher-set data from bib request_body.
+          teacher_set = TeacherSet.create_or_update_teacher_set(req_body)
+          response = SYS_SUCCESS.call("TeacherSet successlly created", { teacher_set: bib_response(teacher_set) }.to_json, "Bib id: #{req_body["id"]}")
+          ts_id = teacher_set.id
+        rescue InvalidInputException => e
+          http_status = 400
+          message = e.message
+          response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg, "Bib id: #{req_body["id"]}")
+        rescue SuppressedBibRecordException, BibRecordNotFoundException => e
+          http_status = 404
+          message = e.message
+          response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg, "Bib id: #{req_body["id"]}")
+        rescue DBException, ElasticsearchException => e
+          http_status = 500
+          message = e.message
+          response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg, "Bib id: #{req_body["id"]}")
+        rescue StandardError => e
+          http_status = 500
+          message = e.message
+          response = SYS_FAILURE.call(UNEXPECTED_EXCEPTION[:code], UNEXPECTED_EXCEPTION[:msg], nil, "Bib id: #{req_body["id"]}")
+          AdminMailer.failed_bibs_controller_api_request(req_body, "Error while creating/updating the teacherset: #{e.message[0..200]}...",
+                                                         action_name, teacher_set).deliver
+        end
+        LogWrapper.log("INFO", { "message" => "message: #{message}, http_status: #{http_status}",
+                                 "method" => __method__, "bib_id" => req_body["id"], "teacher_set_id" => ts_id,
+                                 "suppressed" => req_body["suppressed"] })
 
-      api_response << { status: http_status, response: response }
+        api_response << { status: http_status, response: response }
+      end
+    rescue InvalidInputException => e
+      http_status = 400
+      message = e.message
+      http_response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg)
+      api_response << { status: http_status, response: http_response }
     end
-    api_http_status =  api_response.pluck(:status).include?(500) ? 500 : 200
+
+    api_http_status = api_response.pluck(:status).include?(500) ? 500 : 200
     render status: api_http_status, json: api_response
   end
 
   def delete_teacher_sets
     api_response = []
-    parse_request_body(request).each do |req_body|
-      begin
-        http_status = 200
-        bib_id = req_body['id']
+    begin
+      parse_request_body(request).each do |req_body|
+        begin
+          http_status = 200
+          bib_id = req_body["id"]
 
-        # Raise validations if input params missing
-        validate_input_params(req_body)
-        # Delete teacher-set from db and elastic-search.
-        teacher_set = TeacherSet.delete_teacher_set(bib_id)
-        response = SYS_SUCCESS.call('TeacherSet successlly deleted', { teacher_set: bib_response(teacher_set) }.to_json, "Bib id: #{req_body['id']}")
-        ts_id = teacher_set.id
-
-      rescue InvalidInputException => e
-        http_status = 400
-        message = e.message
-        response = SYS_FAILURE.call(e.code, message, e.detailed_msg, "Bib id: #{req_body['id']}")
-      rescue BibRecordNotFoundException => e
-        http_status = 404
-        message = e.message
-        response = SYS_FAILURE.call(e.code, message, e.detailed_msg, "Bib id: #{req_body['id']}")
-      rescue DBException, ElasticsearchException => e
-        http_status = 500
-        message = e.message
-        response = SYS_FAILURE.call(e.code, message, e.detailed_msg, "Bib id: #{req_body['id']}")
-      rescue StandardError => e
-        http_status = 500
-        message = e.message
-        response = SYS_FAILURE.call(UNEXPECTED_EXCEPTION[:code], UNEXPECTED_EXCEPTION[:msg], nil, "Bib id: #{req_body['id']}")
-        AdminMailer.failed_bibs_controller_api_request(req_body, "Error while deleting the teacherset: #{e.message[0..200]}...",
-                                                      action_name, teacher_set).deliver
-        LogWrapper.log('INFO', {message: "message: #{message}, http_status: #{http_status}",
-                                method: __method__, bib_id: req_body['id'], teacher_set_id: ts_id,
-                                suppressed: req_body["suppressed"]})
+          # Raise validations if input params missing
+          validate_input_params(req_body)
+          # Delete teacher-set from db and elastic-search.
+          teacher_set = TeacherSet.delete_teacher_set(bib_id)
+          response = SYS_SUCCESS.call("TeacherSet successlly deleted", { teacher_set: bib_response(teacher_set) }.to_json, "Bib id: #{req_body["id"]}")
+          ts_id = teacher_set.id
+        rescue InvalidInputException => e
+          http_status = 400
+          message = e.message
+          response = SYS_FAILURE.call(e.code, message, e.detailed_msg, "Bib id: #{req_body["id"]}")
+        rescue BibRecordNotFoundException => e
+          http_status = 404
+          message = e.message
+          response = SYS_FAILURE.call(e.code, message, e.detailed_msg, "Bib id: #{req_body["id"]}")
+        rescue DBException, ElasticsearchException => e
+          http_status = 500
+          message = e.message
+          response = SYS_FAILURE.call(e.code, message, e.detailed_msg, "Bib id: #{req_body["id"]}")
+        rescue StandardError => e
+          http_status = 500
+          message = e.message
+          response = SYS_FAILURE.call(UNEXPECTED_EXCEPTION[:code], UNEXPECTED_EXCEPTION[:msg], nil, "Bib id: #{req_body["id"]}")
+          AdminMailer.failed_bibs_controller_api_request(req_body, "Error while deleting the teacherset: #{e.message[0..200]}...",
+                                                         action_name, teacher_set).deliver
+          LogWrapper.log("INFO", { message: "message: #{message}, http_status: #{http_status}",
+                                   method: __method__, bib_id: req_body["id"], teacher_set_id: ts_id,
+                                   suppressed: req_body["suppressed"] })
+        end
+        api_response << { status: http_status, response: response }
       end
-      api_response << { status: http_status, response: response }
+    rescue InvalidInputException => e
+      http_status = 400
+      message = e.message
+      http_response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg)
+      api_response << { status: http_status, response: http_response }
     end
-    api_http_status =  api_response.pluck(:status).include?(500) ? 500 : 200
+    api_http_status = api_response.pluck(:status).include?(500) ? 500 : 200
     render status: api_http_status, json: api_response
   end
 end

app/controllers/api/v01/items_controller.rb

@@ -2,6 +2,8 @@
 
 class Api::V01::ItemsController < Api::V01::GeneralController
   include LogWrapper
+  include MlnHelper
+  include MlnResponse
 
   before_action :set_request_body
   before_action :validate_source_of_request
@@ -17,61 +19,74 @@ class Api::V01::ItemsController < Api::V01::GeneralController
   # On error finding local data, writes a message to the error log, but returns a success to the calling lambda.
   # On error communicating with the Bib Service, returns a failure to the calling lambda (triggering a re-try).
   def update_availability
+    api_response = []
     begin
-      LogWrapper.log('DEBUG', {'message' => 'update_availability.start','method' => "#{controller_name}.#{action_name}", 
-                               "requestBody" => @request_body })
-      error_code_and_message = validate_request
-      if error_code_and_message.any?
-        # don't send an alert email for now
-        # AdminMailer.failed_items_controller_api_request(error_code_and_message).deliver
-        render_error(error_code_and_message)
-      end
-      return if error_code_and_message.any?
+      parse_request_body(request).each do |req_body|
+        begin
+          LogWrapper.log("DEBUG", { "message" => "update_availability.start", "method" => "#{controller_name}.#{action_name}",
+                                    "requestBody" => req_body })
+          error_code_and_message = validate_request
+          if error_code_and_message.any?
+          end
+          t_set_bnumber, nypl_source = parse_item_bib_id_and_nypl_source(req_body)
+          http_status = 200
+          unless t_set_bnumber.present?
+            http_status = 404
+            message = "BIB id is empty."
+            http_response = SYS_FAILURE.call(http_status, message, "Item id: #{req_body["id"]}")
+            api_response << { status: http_status, response: http_response }
+          end
 
-      t_set_bnumber, nypl_source = parse_item_bib_id_and_nypl_source(@request_body)
+          unless nypl_source.present?
+            http_status = 400
+            message = "NYPL source is empty."
+            http_response = SYS_FAILURE.call(http_status, message, "Item id: #{req_body["id"]}")
+            api_response << { status: http_status, response: http_response }
+          end
 
-      unless t_set_bnumber.present?
-        render_error([404, "BIB id is empty."])
-        return
-      end
-      unless nypl_source.present?
-        render_error([404, "NYPL source is empty."])
-        return
+          teacher_set = TeacherSet.find_by_bnumber("b#{t_set_bnumber}")
+          unless teacher_set.present?
+            http_status = 404
+            message = "BIB id not found in MLN DB. Bib id b#{t_set_bnumber},"
+            http_response = SYS_FAILURE.call(http_status, message, "Item id: #{req_body["id"]}")
+          end
+          if teacher_set.present? && t_set_bnumber.present?
+            teacher_set.update_available_and_total_count(t_set_bnumber)
+            http_response = { message: "OK" }
+            message = "Items availability successfully updated. Bnumber: #{t_set_bnumber}"
+          end
+        rescue InvalidInputException => e
+          http_status = 400
+          message = e.message
+          response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg, "Item id: #{req_body["id"]}")
+        rescue StandardError => e
+          http_status = 500
+          http_response = "Error while getting item records via API: #{e.message[0..200]}, Bnumber: #{t_set_bnumber}"
+          AdminMailer.failed_items_controller_api_request(http_response).deliver
+          api_response << { status: http_status, response: http_response }
+        end
+        LogWrapper.log("INFO", { "message" => "message: #{message}, http_status: #{http_status}",
+                                 "method" => __method__, "item_id" => req_body["id"] })
+        api_response << { status: http_status, response: http_response }
       end
-      teacher_set = TeacherSet.find_by_bnumber("b#{t_set_bnumber}")
-      unless teacher_set.present?
-        # I added 500 for testing only, needs to remove
-        render_error([500, "BIB id not found in MLN DB. BibId b#{t_set_bnumber}"])
-        return
-      end
-
-      begin
-        response = teacher_set.update_available_and_total_count(t_set_bnumber)
-        http_status = response[:bibs_resp]['statusCode']
-        http_response = {message: response[:bibs_resp]['message'] || 'OK'}
-      rescue => e
-        error_message = "Error while getting item records via API: #{e.message[0..200]}, Bnumber: #{t_set_bnumber}"
-        AdminMailer.failed_items_controller_api_request(error_message).deliver
-        render_error([500, error_message])
-        return
-      end
-    rescue => e
-      render_error([500, "Error occured: #{e.message[0..200]}, Bnumber: #{t_set_bnumber}"])
-      return
+    rescue InvalidInputException => e
+      http_status = 400
+      message = e.message
+      http_response = SYS_FAILURE.call(e.code, e.message, e.detailed_msg)
+      api_response << { status: http_status, response: http_response }
     end
-    LogWrapper.log('INFO','message' => "Items availability successfully updated. Bnumber: #{t_set_bnumber}")
-    api_response_builder(http_status, http_response.to_json)
+    # HTTP status code 200 was specifically added for the consumer app to ensure proper handling of API responses.
+    api_http_status = api_response.pluck(:status).include?(500) ? 500 : 200
+    render status: api_http_status, json: api_response
   end #method ends
-  
+
   # All records are inside @request_body.
   # Reads item JSON, Parses out the item t_set_bnumber and nypl_source
   def parse_item_bib_id_and_nypl_source(request_body)
     t_set_bnumber = nil
     nypl_source = nil
-    request_body.each do |item|
-      t_set_bnumber = item['bibIds'][0]
-      nypl_source = item['nyplSource']
-    end
+    t_set_bnumber = request_body["bibIds"][0]
+    nypl_source = request_body["nyplSource"]
     return t_set_bnumber, nypl_source
   end
 end