package config

import (
	"os"

	"github.com/joho/godotenv"
)

type Config struct {
	DBHost          string
	DBPort          string
	DBUser          string
	DBPassword      string
	DBName          string
	Bind            string
	Port            string
	UseEmbedded     bool
	JWTSecret       string
	AdminUser       string
	AdminPassword   string
	MailDataDir     string
	PostqueuePath   string
	PostsuperPath   string
	DovecotQuotaCmd string
	JournalctlPath  string
	RspamdAPI       string
	SMTPHost        string
	SMTPPort        string
	SMTPUser        string
	SMTPPassword    string
	SMTPFrom        string
	BaseURL         string
}

func Load() *Config {
	godotenv.Load("backend/.env")

	return &Config{
		DBHost:          getEnv("DB_HOST", "localhost"),
		DBPort:          getEnv("DB_PORT", "3306"),
		DBUser:          getEnv("DB_USER", "mailadmin"),
		DBPassword:      getEnv("DB_PASSWORD", ""),
		DBName:          getEnv("DB_NAME", "mailserver"),
		Bind:            getEnv("BIND", "0.0.0.0"),
		Port:            getEnv("PORT", "8080"),
		UseEmbedded:     getEnv("USE_EMBEDDED", "true") == "true",
		JWTSecret:       getEnv("JWT_SECRET", "change-this-secret-in-production"),
		AdminUser:       getEnv("ADMIN_USER", ""),
		AdminPassword:   getEnv("ADMIN_PASSWORD", ""),
		MailDataDir:     getEnv("MAIL_DATA_DIR", "/var/vmail"),
		PostqueuePath:   getEnv("POSTQUEUE_PATH", "/usr/sbin/postqueue"),
		PostsuperPath:   getEnv("POSTSUPER_PATH", "/usr/sbin/postsuper"),
		DovecotQuotaCmd: getEnv("DOVECOT_QUOTA_CMD", "/usr/bin/doveadm"),
		JournalctlPath:  getEnv("JOURNALCTL_PATH", "/usr/bin/journalctl"),
		RspamdAPI:       getEnv("RSPAMD_API", "http://127.0.0.1:11334"),
		SMTPHost:        getEnv("SMTP_HOST", "localhost"),
		SMTPPort:        getEnv("SMTP_PORT", "587"),
		SMTPUser:        getEnv("SMTP_USER", ""),
		SMTPPassword:    getEnv("SMTP_PASSWORD", ""),
		SMTPFrom:        getEnv("SMTP_FROM", "noreply@localhost"),
		BaseURL:         getEnv("BASE_URL", "http://localhost:8080"),
	}
}

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