config

type CommunicationConfig struct {
	Enabled bool `envconfig:"COMMUNICATION_ENABLED" default:"false" yaml:"enabled"`
	// TransportType (kafka,grpc)
	TransportType string `envconfig:"COMMUNICATION_TRANSPORT_TYPE" default:"grpc" yaml:"transport_type"`
	KafkaTopic    string `envconfig:"COMMUNICATION_KAFKA_TOPIC" yaml:"kafka_topic"`
	// GRPCAddresses адреса grpc, которые потому разбираются в map[string(serviceName)][]string(addresses)
	// Например: "service1=address1:port1,address2:port2;service2=address3:port3"
	GRPCAddresses string `envconfig:"COMMUNICATION_GRPC_ADDRESS" yaml:"grpc_address"`
}

type Config struct {
	HTTP            HTTPServerConfig    `yaml:"http"`
	GRPC            GRPCServerConfig    `yaml:"grpc"`
	APM             ElasticAPMConfig    `yaml:"apm"`
	Kafka           KafkaConfig         `yaml:"kafka"`
	DB              []DB                `yaml:"db"`
	ElasticSearch   ElasticSearch       `yaml:"elastic_search"`
	Sentry          Sentry              `yaml:"sentry"`
	CouchbaseConfig CouchbaseConfig     `yaml:"couchbase"`
	ConsulConfig    ConsulConfig        `yaml:"consul"`
	RedisConfig     RedisConfig         `yaml:"redis"`
	ThrottleConfig  ThrottleConfig      `yaml:"throttle"`
	Communication   CommunicationConfig `yaml:"communication"`

	ReleaseID string
	Env       string `envconfig:"ENV" default:"development" required:"true" yaml:"env"`
	LogLevel  string `envconfig:"LOG_LEVEL" default:"info" yaml:"log_level"`
	AppName   string `envconfig:"APP_NAME" yaml:"app_name"`

	// DebugLog включает/выключает полные логи ответов (response payload).
	DebugLog            bool `envconfig:"DEBUG_LOG" default:"false" yaml:"debug_log"`
	EnableServerMetrics bool `envconfig:"ENABLE_SERVER_METRICS" default:"true" yaml:"enable_server_metrics"`
}

type ConfigAdapterIn struct {
	dig.In

	CustomConfigurators []Configure `group:"configurators"`
}

type Configure func(cfg *Config) error

type ConsulConfig struct {
	Address            string        `envconfig:"CONSUL_ADDRESS" yaml:"address"`
	Scheme             string        `envconfig:"CONSUL_SCHEME" default:"http" yaml:"proto"`
	Token              string        `envconfig:"CONSUL_TOKEN" yaml:"token"`
	InsecureSkipVerify bool          `envconfig:"CONSUL_INSECURE_SKIP_VERIFY" default:"true" yaml:"insecure_skip_verify"`
	SessionTTL         string        `envconfig:"CONSUL_SESSION_TTL" default:"20s" yaml:"session_ttl"`
	LeaderTTL          time.Duration `envconfig:"CONSUL_LEADER_TTL" default:"15s" yaml:"leader_ttl"`
	ConsulServiceName  string        `envconfig:"CONSUL_SERVICE_NAME" yaml:"service_name"`
}

type CouchbaseConfig struct {
	DSN         string `envconfig:"COUCHBASE_DSN" yaml:"dsn"`
	User        string `envconfig:"COUCHBASE_USER" yaml:"user"`
	Password    string `envconfig:"COUCHBASE_PWD" yaml:"password"`
	Buckets     string `envconfig:"COUCHBASE_BUCKET" yaml:"bucket"`
	EnableDebug bool   `envconfig:"COUCHBASE_ENABLE_DEBUG" default:"false" yaml:"enable_debug"`
}

type DB struct {
	DSN  string `yaml:"dsn"`
	Name string `yaml:"name"`
	// ConnType sqlx|pgx
	ConnType           string        `yaml:"conntype"`
	MaxOpenConnections int           `yaml:"max_open_connections"`
	MaxIdleConnections int           `yaml:"max_idle_connections"`
	ConnMaxLifetime    time.Duration `yaml:"conn_max_lifetime"`
	// DBType postgres/mssql/mysql
	DBType string `yaml:"db_type"`
}

type ElasticAPMConfig struct {
	ServiceName string `envconfig:"ELASTIC_APM_SERVICE_NAME" yaml:"service_name"`
	ServerURL   string `envconfig:"ELASTIC_APM_SERVER_URL" yaml:"server_url"`
	Environment string `envconfig:"ELASTIC_APM_ENVIRONMENT" yaml:"environment"`
}

type ElasticSearch struct {
	// DSN представляет из себя строку, где URI:port нод кластера перечислены через запятую без пробелов
	// Например: 'http://es1.localhost.com:9200,http://es2.localhost.com:9200'
	DSN        string `envconfig:"ELASTIC_SEARCH_DSN" yaml:"dsn"`
	MaxRetries int    `envconfig:"ELASTIC_SEARCH_MAX_RETRIES" default:"5" required:"true" yaml:"max_retries"`
	WithLogger bool   `envconfig:"ELASTIC_WITH_LOGGER" default:"false" required:"true" yaml:"with_logger"`
}

type GRPCServerConfig struct {
	ListenAddr               string        `envconfig:"GRPC_LISTEN_ADDR" required:"true" default:":9090" yaml:"listen_addr"`
	KeepaliveTime            time.Duration `envconfig:"GRPC_KEEPALIVE_TIME" default:"30s" yaml:"keepalive_time"`
	KeepaliveTimeout         time.Duration `envconfig:"GRPC_KEEPALIVE_TIMEOUT" default:"10s" yaml:"keepalive_timeout"`
	RegisterReflectionServer bool          `envconfig:"GRPC_REGISTER_REFLECTION_SERVER" default:"true" yaml:"register_reflection_server"`
	MaxReceiveMessageSize    int           `envconfig:"GRPC_MAX_RECEIVE_MESSAGE_SIZE" default:"10485760" yaml:"max_receive_message_size"` // 10MB
	MaxSendMessageSize       int           `envconfig:"GRPC_MAX_SEND_MESSAGE_SIZE" default:"104857600" yaml:"max_send_message_size"`      // 100MB
	WithMetadata             bool          `envconfig:"GRPC_WITH_METADATA" default:"false" yaml:"with_metadata"`
}

type HTTPServerConfig struct {
	ListenAddr       string        `envconfig:"HTTP_LISTEN_ADDR" required:"true" default:":8080" yaml:"listen_addr"`
	KeepaliveTime    time.Duration `envconfig:"HTTP_KEEPALIVE_TIME" default:"30s" yaml:"keepalive_time"`
	KeepaliveTimeout time.Duration `envconfig:"HTTP_KEEPALIVE_TIMEOUT" default:"10s" yaml:"keepalive_timeout"`
}

type KafkaConfig struct {
	Addresses   string `envconfig:"KAFKA_ADDRESSES" yaml:"addresses"`
	SkipErrors  string `envconfig:"KAFKA_SKIP_ERRORS" yaml:"skip_errors"`
	EnableDebug bool   `envconfig:"KAFKA_ENABLE_DEBUG" default:"false" yaml:"enable_debug"`
}

type RedisConfig struct {
	KeyDBDSN string `envconfig:"KEYDB_DSN" yaml:"key_dsn"`
	RedisDSN string `envconfig:"REDIS_DSN" yaml:"redis_dsn"`
	PoolSize int    `envconfig:"REDIS_POOL_SIZE" default:"10" yaml:"pool_size"`
}

type Sentry struct {
	DSN string `envconfig:"SENTRY_DSN" yaml:"sentry_dsn"`
}

type ThrottleConfig struct {
	EnableThrottle bool   `envconfig:"THROTTLE_ENABLE" default:"false" yaml:"enable_throttle"`
	Methods        string `envconfig:"THROTTLE_METHODS" yaml:"methods"`
}