add base API error messages

lib/params/submission_create_validator.rb

@@ -0,0 +1,83 @@
+# frozen_string_literal: true
+
+module Params
+  class SubmissionCreateValidator < BaseValidator
+    # rubocop:disable Metrics
+    def call
+      if params[:submission].blank? && (params[:emails].present? || params[:email].present?)
+        validate_creation_from_emails(params)
+      else
+        validate_creation_from_submission(params)
+      end
+    end
+
+    def validate_creation_from_emails(params)
+      required(params, :template_id)
+      required(params, %i[emails email])
+
+      type(params, :emails, String)
+      boolean(params, :send_email)
+      type(params, :message, Hash)
+
+      in_path(params, :message) do |message_params|
+        type(message_params, :subject, String)
+        type(message_params, :body, String)
+
+        required(message_params, :body)
+      end
+
+      true
+    end
+
+    def validate_creation_from_submission(params)
+      required(params, :template_id)
+      required(params, %i[submission submissions])
+
+      in_path(params, :submission) do |submission_params|
+        required(submission_params, :submitters) if params[:submission]
+      end
+
+      boolean(params, :send_email)
+      boolean(params, :send_sms)
+      type(params, :order, String)
+      type(params, :completed_redirect_url, String)
+      type(params, :bcc_completed, String)
+      type(params, :message, Hash)
+
+      in_path(params, :message) do |message_params|
+        type(message_params, :subject, String)
+        type(message_params, :body, String)
+
+        required(message_params, :body)
+      end
+
+      value_in(params, :order, %w[preserved random], allow_nil: true)
+
+      in_path_each(params, %i[submission submitters]) do |submitter_params|
+        required(submitter_params, :email)
+
+        type(submitter_params, :name, String)
+        type(submitter_params, :email, String)
+        type(submitter_params, :phone, String)
+        type(submitter_params, :values, Hash)
+        boolean(submitter_params, :send_email)
+        boolean(submitter_params, :send_sms)
+        type(submitter_params, :completed_redirect_url, String)
+        type(submitter_params, :fields, Array)
+
+        in_path_each(submitter_params, %i[fields]) do |field_params|
+          required(field_params, :name)
+
+          type(field_params, :name, String)
+          type(field_params, :default_value, String)
+          type(field_params, :validation_pattern, String)
+          type(field_params, :invalid_message, String)
+          boolean(field_params, :readonly)
+        end
+      end
+
+      true
+    end
+    # rubocop:enable Metrics
+  end
+end