refactor: python -> go

internal/config/config.go

@@ -0,0 +1,59 @@
+package config
+
+import (
+	"os"
+	"strings"
+)
+
+// Config holds all application configuration
+type Config struct {
+	Debug          bool
+	Hostname       string
+	Port           string
+	LogLevel       string
+	SecretKey      string
+	DatabasePath   string
+	SlackConfig    SlackConfig
+	TelegramConfig TelegramConfig
+}
+
+// SlackConfig holds Slack platform configuration
+type SlackConfig struct {
+	Token               string
+	BotOAuthAccessToken string
+}
+
+// TelegramConfig holds Telegram platform configuration
+type TelegramConfig struct {
+	Token string
+}
+
+// Load loads configuration from environment variables
+func Load() (*Config, error) {
+	config := &Config{
+		Debug:        getEnv("DEBUG", "n") == "y",
+		Hostname:     getEnv("BUTTERROBOT_HOSTNAME", "butterrobot-dev.int.fmartingr.network"),
+		Port:         getEnv("PORT", "8080"),
+		LogLevel:     getEnv("LOG_LEVEL", "ERROR"),
+		SecretKey:    getEnv("SECRET_KEY", "1234"),
+		DatabasePath: getEnv("DATABASE_PATH", "butterrobot.db"),
+		SlackConfig: SlackConfig{
+			Token:               getEnv("SLACK_TOKEN", ""),
+			BotOAuthAccessToken: getEnv("SLACK_BOT_OAUTH_ACCESS_TOKEN", ""),
+		},
+		TelegramConfig: TelegramConfig{
+			Token: getEnv("TELEGRAM_TOKEN", ""),
+		},
+	}
+
+	return config, nil
+}
+
+// getEnv retrieves an environment variable value or returns a default value
+func getEnv(key, defaultValue string) string {
+	value := os.Getenv(key)
+	if strings.TrimSpace(value) == "" {
+		return defaultValue
+	}
+	return value
+}