88 lines
2.1 KiB
Go
88 lines
2.1 KiB
Go
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package main
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import (
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"context"
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"flag"
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"log"
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"os"
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"ai-agent-scaffold-go/internal/app/bootstrap"
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"ai-agent-scaffold-go/internal/app/config"
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"ai-agent-scaffold-go/internal/infrastructure/logging"
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"github.com/joho/godotenv"
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"go.uber.org/zap"
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)
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func main() {
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envPath := flag.String("env", defaultEnv("APP_ENV_FILE", ".env"), "path to dotenv file (use empty string to skip)")
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configPath := flag.String("config", defaultEnv("APP_CONFIG", "configs/application.yaml"), "path to application.yaml")
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flag.Parse()
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envLoaded := loadDotenv(*envPath)
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appCfg, err := config.LoadApplication(*configPath)
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if err != nil {
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log.Fatalf("load application config: %v", err)
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}
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logger, err := logging.New(appCfg.App.Env)
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if err != nil {
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log.Fatalf("init logger: %v", err)
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}
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defer func() {
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_ = logger.Sync()
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}()
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logger.Info("ai-agent-scaffold-go bootstrap",
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zap.String("config", *configPath),
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zap.String("env", appCfg.App.Env),
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zap.String("addr", appCfg.Server.Addr),
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zap.String("env_file", envLoaded),
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)
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engine, err := bootstrap.Build(context.Background(), appCfg, logger)
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if err != nil {
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logger.Fatal("bootstrap failed", zap.Error(err))
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}
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if err := engine.Run(); err != nil {
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logger.Fatal("http server stopped", zap.Error(err))
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}
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}
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func defaultEnv(key, fallback 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 fallback
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}
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// loadDotenv loads variables from a dotenv file if it exists. It returns the
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// resolved path (or "" if no file was loaded). Existing process environment
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// variables always win over file values, so callers can override locally.
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func loadDotenv(path string) string {
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if path == "" {
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return ""
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}
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if _, err := os.Stat(path); err != nil {
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if os.IsNotExist(err) {
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return ""
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}
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log.Fatalf("stat dotenv %s: %v", path, err)
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}
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pairs, err := godotenv.Read(path)
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if err != nil {
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log.Fatalf("read dotenv %s: %v", path, err)
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}
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for key, value := range pairs {
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if _, exists := os.LookupEnv(key); exists {
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continue
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}
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if err := os.Setenv(key, value); err != nil {
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log.Fatalf("set env %s: %v", key, err)
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}
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}
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return path
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}
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