Files
orderservice/internal/config/config.go
T
2025-11-13 16:09:56 +03:00

79 lines
2.1 KiB
Go

package config
import (
"fmt"
"log"
"net"
"os"
"strconv"
"github.com/joho/godotenv"
)
type Config struct {
GRPCPort int
GRPCEnableReflection bool
EnableHTTPHandler bool
HTTPPort int
LogLevel string
DBHost string
DBPort int
DBUser string
DBPassword string
DBName string
RedisURI string
}
func Load() (*Config, error) {
_ = godotenv.Load()
return &Config{
GRPCPort: mustGetInt("GRPC_PORT", 50051), //nolint:mnd // false-positive
GRPCEnableReflection: mustGetBool("GRPC_ENABLE_REFLECTION", false),
EnableHTTPHandler: mustGetBool("HTTP_HANDLER_ENABLE", false),
HTTPPort: mustGetInt("HTTP_PORT", 8080), //nolint:mnd // false-positive
LogLevel: getEnv("LOG_LEVEL", "info"),
DBHost: getEnv("POSTGRES_HOST", "localhost"),
DBPort: mustGetInt("POSTGRES_PORT", 5432), //nolint:mnd // false-positive
DBUser: getEnv("POSTGRES_USERNAME", "postgres"),
DBPassword: getEnv("POSTGRES_PASSWORD", "postgres"),
DBName: getEnv("POSTGRES_DATABASE", "postgres"),
RedisURI: getEnv("REDIS_URI", "redis://localhost:6379"),
}, nil
}
func getEnv(key, def string) string {
if val := os.Getenv(key); val != "" {
return val
}
return def
}
func mustGetInt(key string, def int) int {
val := getEnv(key, strconv.Itoa(def))
n, err := strconv.Atoi(val)
if err != nil {
log.Fatalf("invalid int for %s: %v", key, err)
}
return n
}
func mustGetBool(key string, def bool) bool {
val := getEnv(key, strconv.FormatBool(def))
b, err := strconv.ParseBool(val)
if err != nil {
log.Fatalf("invalid bool for %s: %v", key, err)
}
return b
}
func (c Config) BuildPostgresConnStr() string {
return fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=disable",
c.DBHost, c.DBPort, c.DBUser, c.DBPassword, c.DBName)
}
func (c Config) BuildPostgresDSN() string {
return fmt.Sprintf("postgresql://%s:%s@%s/%s?sslmode=disable",
c.DBUser, c.DBPassword, net.JoinHostPort(c.DBHost, strconv.Itoa(c.DBPort)), c.DBName)
}