package config

import (
	"github.com/spf13/viper"
	"time"
)

// ReadCfg read correlator config file and apply default values
func ReadCfg(file string) error {
	viper.SetConfigFile(file)
	viper.AddConfigPath(".")
	viper.AddConfigPath("/etc/armaconsole")
	viper.AutomaticEnv()
	viper.SetEnvPrefix("CORRELATOR")

	// Set defaults
	viper.SetDefault(AggregatorUpdateWorkers, 1)
	viper.SetDefault(AggregatorBulkCount, 100)
	viper.SetDefault(AggregatorBulkFlushInterval, time.Minute)

	viper.SetDefault(AggregatorNormalizedWorkers, 1)
	viper.SetDefault(AggregatorNormalizerBulkCount, 100)
	viper.SetDefault(AggregatorNormalizedBulkFlushInterval, time.Minute)
	viper.SetDefault(AggregatorIterationDuration, time.Second*30)

	viper.SetDefault(CorrelatorWorkers, 10)
	viper.SetDefault(CorrelatorBulkCount, 100)
	viper.SetDefault(CorrelatorFlushInterval, time.Minute)

	viper.SetDefault(Threads, 10)

	viper.SetDefault(ElasticAggregatedIndexName, "aggregated-2006.01.02")
	viper.SetDefault(ElasticNormalizedIndexName, "arma-*")
	viper.SetDefault(ElasticIgnoreSSLErrors, true)

	viper.SetDefault(ActionFirewallRuleIgnoreSSLErrors, true)

	viper.SetDefault(ApiPort, 5566)

	viper.SetDefault(ElasticRetryCount, 10)
	viper.SetDefault(ElasticConnectionTimeout, time.Second*20)
	viper.SetDefault(AggregatorWindow, time.Second*30)
	viper.SetDefault(SyslogTag, "correlator")

	viper.SetDefault(LogFileName, "correlator.log")
	viper.SetDefault(LogMaxSize, 100)
	viper.SetDefault(LogMaxBkup, 10)
	viper.SetDefault(LogMaxAge, 10)
	viper.SetDefault(LogCompress, true)
	viper.SetDefault(LogLevel, 2)
	viper.SetDefault(LogFormatter, "json")
	viper.SetDefault(LogForceColors, false)

	viper.SetDefault(ElasticLogEncodeQuery, false)
	viper.SetDefault(ElasticLogQuery, false)

	viper.SetDefault(ConsoleIgnoreSSLErrors, true)
	viper.SetDefault(AggregatedFields, []string{
		"event_severity",
		"event_protocol",
		"message",
		"device_vendor",
		"device_product",
		"device_action",
		"device_version",
		"device_timezone",
		"sign_id",
		"sign_category",
		"sign_subcategory",
		"application",
		"source_ip",
		"source_host",
		"source_port",
		"source_mac",
		"source_timezone",
		"source_software",
		"source_action",
		"destination_ip",
		"destination_mac",
		"destination_timezone",
		"destination_software",
		"destination_action",
		"destination_host",
		"destination_port",
		"destination_user",
		"cs1",
		"cs1Label",
		"cs2",
		"cs2Label",
		"object_type",
	})
	viper.SetDefault(ScrollSize, 1000)

	err := viper.ReadInConfig()
	if err != nil {
		return err
	}

	return nil
}