77 lines
1.4 KiB
Go
77 lines
1.4 KiB
Go
// Package config provides build-tag-switched application configuration.
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// The global Config singleton is initialized at import time via init()
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// and can be overridden in tests with LoadForTest().
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package config
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import (
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"log/slog"
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"os"
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"sync"
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"github.com/joho/godotenv"
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"github.com/rs/zerolog"
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)
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type Environment string
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const (
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Dev Environment = "dev"
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Prod Environment = "prod"
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)
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type Config struct {
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Environment Environment
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Host string
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Port string
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LogLevel zerolog.Level
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AppURL string
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DBPath string
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}
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var (
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Global *Config
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once sync.Once
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)
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func init() {
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once.Do(func() {
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Global = Load()
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})
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}
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func getEnv(key, fallback string) string {
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if val, ok := os.LookupEnv(key); ok {
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return val
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}
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return fallback
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}
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func loadBase() *Config {
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if err := godotenv.Load(); err != nil {
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slog.Warn("no .env file found, using environment variables and defaults")
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}
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return &Config{
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Host: getEnv("HOST", "0.0.0.0"),
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Port: getEnv("PORT", "7331"),
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LogLevel: func() zerolog.Level {
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switch os.Getenv("LOG_LEVEL") {
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case "TRACE":
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return zerolog.TraceLevel
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case "DEBUG":
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return zerolog.DebugLevel
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case "INFO":
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return zerolog.InfoLevel
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case "WARN":
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return zerolog.WarnLevel
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case "ERROR":
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return zerolog.ErrorLevel
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default:
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return zerolog.InfoLevel
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}
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}(),
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AppURL: getEnv("APP_URL", "https://games.adriatica.io"),
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DBPath: getEnv("DB_PATH", "data/c4.db"),
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}
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}
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