fix: detect if dashboard import gets a look file and vice versa, warn…

… on importing a deleted dashboard or look (#116)

lib/gzr/commands/dashboard/import.rb

@@ -53,8 +53,17 @@ def execute(input: $stdin, output: $stdout)
 
             read_file(@file) do |data|
 
-              dashboard = sync_dashboard(data,@dest_space_id, output: output)
+              if data[:deleted]
+                say_warning("Attempt to import a deleted dashboard!")
+                say_warning("This may result in errors.")
+              end
 
+              if !data[:dashboard_elements]
+                say_error("File contains no dashboard_elements! Is this a look?")
+                raise Gzr::CLI::Error, "import file is not a valid dashboard"
+              end
+
+              dashboard = sync_dashboard(data,@dest_space_id, output: output)
 
               dashboard[:dashboard_filters] ||= []
               source_filters = data[:dashboard_filters].sort { |a,b| a[:row] <=> b[:row] }

lib/gzr/commands/look/import.rb

@@ -49,6 +49,17 @@ def execute(input: $stdin, output: $stdout)
             @me ||= query_me("id")
 
             read_file(@file) do |data|
+
+              if data[:deleted]
+                say_warning("Attempt to import a deleted look!")
+                say_warning("This may result in errors.")
+              end
+
+              if data[:dashboard_elements]
+                say_error("File contains dashboard_elements! Is this a dashboard?")
+                raise Gzr::CLI::Error, "import file is not a valid look"
+              end
+
               look = upsert_look(@me.id,create_fetch_query(data[:query]).id,@dest_space_id,data,output: output)
               upsert_plans_for_look(look.id,@me.id,data[:scheduled_plans]) if data[:scheduled_plans]
               output.puts "Imported look #{look.id}" unless @options[:plain]