module Ruson::Persistence
Public Class Methods
included(klass)
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# File lib/ruson/persistence.rb, line 3 def self.included(klass) klass.extend(ClassMethods) klass.extend(Ruson::Json) end
Public Instance Methods
delete_file_from_disk()
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# File lib/ruson/persistence.rb, line 20 def delete_file_from_disk FileUtils.rm_f(model_path) end
destroy()
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# File lib/ruson/persistence.rb, line 24 def destroy delete_file_from_disk true end
ensure_model_folder_exists()
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# File lib/ruson/persistence.rb, line 29 def ensure_model_folder_exists return if File.exist?(self.class.model_base_path) FileUtils.mkdir_p(self.class.model_base_path) end
generate_uniq_id()
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# File lib/ruson/persistence.rb, line 35 def generate_uniq_id ensure_model_folder_exists return if id id = 0 Dir.glob(File.join(self.class.model_base_path, '*.json')).each do |path| file_id = id_from_file_path(path) id = file_id if file_id > id end self.id = id + 1 end
model_path()
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# File lib/ruson/persistence.rb, line 51 def model_path File.join(self.class.model_base_path, "#{id}.json") end
save()
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# File lib/ruson/persistence.rb, line 61 def save self.class.ensure_output_folder_is_defined generate_uniq_id write_file_to_disk true end
update(attributes)
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# File lib/ruson/persistence.rb, line 68 def update(attributes) attributes.symbolize_keys! # Takes only accessor for attributes to be updated, avoiding to nullify # the other attributes. filtered_accessors = self.class.accessors.select do |key, accessor_attrs| attributes.key?(key) || attributes.key?(accessor_attrs[:name]) end update_attributes(filtered_accessors, attributes) save end
write_file_to_disk()
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# File lib/ruson/persistence.rb, line 55 def write_file_to_disk File.open(model_path, 'w') do |file| file.write(to_json(exclude: %i[id])) end end