class ConfigLoader DEFAULT_OPTIONS = { config_path: nil, reconcile_only_new: true }.freeze def process(options = {}) options = DEFAULT_OPTIONS.merge(options) # function of the "reconcile_only_new" flag # if true, # it leaves the existing config and feature flags as it is and # creates the missing configs and feature flags with their default values # if false, # then it overwrites existing config and feature flags with default values # also creates the missing configs and feature flags with their default values @reconcile_only_new = options[:reconcile_only_new] # setting the config path @config_path = options[:config_path].presence @config_path ||= Rails.root.join('config') # general installation configs reconcile_general_config # default account based feature configs reconcile_feature_config end private def general_configs @general_configs ||= YAML.safe_load(File.read("#{@config_path}/installation_config.yml")).freeze end def account_features @account_features ||= YAML.safe_load(File.read("#{@config_path}/features.yml")).freeze end def reconcile_general_config general_configs.each do |config| new_config = config.with_indifferent_access existing_config = InstallationConfig.find_by(name: new_config[:name]) save_general_config(existing_config, new_config) end end def save_general_config(existing_config, new_config) if existing_config # save config only if reconcile flag is false and existing configs value does not match default value save_as_new_config(new_config) if !@reconcile_only_new && existing_config.value != new_config[:value] else save_as_new_config(new_config) end end def save_as_new_config(new_config) config = InstallationConfig.new(name: new_config[:name]) config.value = new_config[:value] config.save end def reconcile_feature_config config = InstallationConfig.find_by(name: 'ACCOUNT_LEVEL_FEATURE_DEFAULTS') if config return false if config.value.to_s == account_features.to_s compare_and_save_feature(config) else save_as_new_config({ name: 'ACCOUNT_LEVEL_FEATURE_DEFAULTS', value: account_features }) end end def compare_and_save_feature(config) features = if @reconcile_only_new # leave the existing feature flag values as it is and add new feature flags with default values (account_features + config.value).uniq { |h| h['name'] } else # update the existing feature flag values with default values and add new feature flags with default values (config.value + account_features).uniq { |h| h['name'] } end save_as_new_config({ name: 'ACCOUNT_LEVEL_FEATURE_DEFAULTS', value: features }) end end