move: 后端

backend/cmd/main.go

@@ -0,0 +1,57 @@
+package main
+
+import (
+	"context"
+	"feedsystem_video_go/internal/config"
+	"feedsystem_video_go/internal/db"
+	apphttp "feedsystem_video_go/internal/http"
+	rediscache "feedsystem_video_go/internal/redis"
+	"log"
+	"strconv"
+	"time"
+)
+
+func main() {
+	// Load config
+	log.Printf("Loading config from configs/config.yaml")
+	cfg, err := config.Load("configs/config.yaml")
+	if err != nil {
+		log.Fatalf("Failed to load config: %v", err)
+	}
+
+	// Connect database
+	//log.Printf("Database config: %v", cfg.Database)
+	sqlDB, err := db.NewDB(cfg.Database)
+	if err != nil {
+		log.Fatalf("Failed to connect database: %v", err)
+	}
+	if err := db.AutoMigrate(sqlDB); err != nil {
+		log.Fatalf("Failed to auto migrate database: %v", err)
+	}
+	defer db.CloseDB(sqlDB)
+
+	// Connect redis (optional, used for caching)
+	cache, err := rediscache.NewFromEnv()
+	if err != nil {
+		log.Printf("Redis config error (cache disabled): %v", err)
+		cache = nil
+	} else {
+		pingCtx, cancel := context.WithTimeout(context.Background(), 300*time.Millisecond)
+		defer cancel()
+		if err := cache.Ping(pingCtx); err != nil {
+			log.Printf("Redis not available (cache disabled): %v", err)
+			_ = cache.Close()
+			cache = nil
+		} else {
+			defer cache.Close()
+			log.Printf("Redis connected (cache enabled)")
+		}
+	}
+
+	// Set router
+	r := apphttp.SetRouter(sqlDB, cache)
+	log.Printf("Server is running on port %d", cfg.Server.Port)
+	if err := r.Run(":" + strconv.Itoa(cfg.Server.Port)); err != nil {
+		log.Fatalf("Failed to run server: %v", err)
+	}
+}