package config

import (
	"os"
	"strings"
)

type Config struct {
	Port        string
	DBURL       string
	JWTSecret   string
	AMOSBaseURL string
	CORSOrigins []string
}

func Load() *Config {
	return &Config{
		Port:        getEnv("PORT", "8080"),
		DBURL:       getEnv("DB_URL", "postgres://postgres:postgres@localhost:5432/aamos?sslmode=disable"),
		JWTSecret:   getEnv("JWT_SECRET", "change-me-in-production"),
		AMOSBaseURL: getEnv("AMOS_BASE_URL", "http://localhost:9000"),
		CORSOrigins: splitComma(getEnv("CORS_ORIGINS", "http://localhost:3000")),
	}
}

func getEnv(key, fallback string) string {
	if v := os.Getenv(key); v != "" {
		return v
	}
	return fallback
}

func splitComma(s string) []string {
	parts := strings.Split(s, ",")
	out := make([]string, 0, len(parts))
	for _, p := range parts {
		if t := strings.TrimSpace(p); t != "" {
			out = append(out, t)
		}
	}
	return out
}