refactor：端口改为int

cmd/main.go

@@ -1,10 +1,14 @@
 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() {
@@ -16,7 +20,7 @@ func main() {
 	}
 
 	// Connect database
-	log.Printf("Database config: %v", cfg.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)
@@ -26,10 +30,28 @@ func main() {
 	}
 	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)
+	r := apphttp.SetRouter(sqlDB, cache)
-	log.Printf("Server is running on port %s", cfg.Server.Port)
+	log.Printf("Server is running on port %d", cfg.Server.Port)
-	if err := r.Run(":" + cfg.Server.Port); err != nil {
+	if err := r.Run(":" + strconv.Itoa(cfg.Server.Port)); err != nil {
 		log.Fatalf("Failed to run server: %v", err)
 	}
 }

internal/config/loadconfig.go

@@ -12,12 +12,12 @@ type Config struct {
 }
 
 type ServerConfig struct {
-	Port string `yaml:"port"`
+	Port int `yaml:"port"`
 }
 
 type DatabaseConfig struct {
 	Host     string `yaml:"host"`
-	Port     string `yaml:"port"`
+	Port     int    `yaml:"port"`
 	User     string `yaml:"user"`
 	Password string `yaml:"password"`
 	DBName   string `yaml:"dbname"`

internal/db/db.go

@@ -12,7 +12,7 @@ import (
 )
 
 func NewDB(dbcfg config.DatabaseConfig) (*gorm.DB, error) {
-	dsn := fmt.Sprintf("%s:%s@tcp(%s:%s)/%s?charset=utf8mb4&parseTime=True&loc=Local",
+	dsn := fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local",
 		dbcfg.User, dbcfg.Password, dbcfg.Host, dbcfg.Port, dbcfg.DBName)
 
 	db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{})