5a31f52310
Services: Admin-Lehrer, Backend-Lehrer, Studio v2, Website, Klausur-Service, School-Service, Voice-Service, Geo-Service, BreakPilot Drive, Agent-Core Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
104 lines
2.1 KiB
Go
104 lines
2.1 KiB
Go
package config
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import (
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"fmt"
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"os"
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"github.com/joho/godotenv"
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)
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// Config holds all configuration for the school service
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type Config struct {
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// Server
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Port string
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Environment string
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// Database
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DatabaseURL string
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// JWT
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JWTSecret string
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// CORS
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AllowedOrigins []string
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// Rate Limiting
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RateLimitRequests int
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RateLimitWindow int // in seconds
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// LLM Gateway (for AI features)
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LLMGatewayURL string
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}
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// Load loads configuration from environment variables
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func Load() (*Config, error) {
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// Load .env file if exists (for development)
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_ = godotenv.Load()
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cfg := &Config{
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Port: getEnv("PORT", "8084"),
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Environment: getEnv("ENVIRONMENT", "development"),
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DatabaseURL: getEnv("DATABASE_URL", ""),
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JWTSecret: getEnv("JWT_SECRET", ""),
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RateLimitRequests: getEnvInt("RATE_LIMIT_REQUESTS", 100),
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RateLimitWindow: getEnvInt("RATE_LIMIT_WINDOW", 60),
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LLMGatewayURL: getEnv("LLM_GATEWAY_URL", "http://backend:8000/llm"),
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}
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// Parse allowed origins
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originsStr := getEnv("ALLOWED_ORIGINS", "http://localhost:3000,http://localhost:8000")
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cfg.AllowedOrigins = parseCommaSeparated(originsStr)
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// Validate required fields
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if cfg.DatabaseURL == "" {
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return nil, fmt.Errorf("DATABASE_URL is required")
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}
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if cfg.JWTSecret == "" {
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return nil, fmt.Errorf("JWT_SECRET is required")
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}
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return cfg, nil
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}
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func getEnv(key, defaultValue string) string {
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if value := os.Getenv(key); value != "" {
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return value
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}
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return defaultValue
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}
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func getEnvInt(key string, defaultValue int) int {
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if value := os.Getenv(key); value != "" {
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var result int
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fmt.Sscanf(value, "%d", &result)
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return result
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}
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return defaultValue
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}
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func parseCommaSeparated(s string) []string {
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if s == "" {
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return []string{}
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}
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var result []string
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start := 0
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for i := 0; i <= len(s); i++ {
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if i == len(s) || s[i] == ',' {
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item := s[start:i]
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// Trim whitespace
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for len(item) > 0 && item[0] == ' ' {
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item = item[1:]
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}
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for len(item) > 0 && item[len(item)-1] == ' ' {
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item = item[:len(item)-1]
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}
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if item != "" {
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result = append(result, item)
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}
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start = i + 1
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}
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}
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return result
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}
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