139 lines
4.0 KiB
Go
139 lines
4.0 KiB
Go
//go:build example
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// +build example
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package main
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import (
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"fmt"
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"log"
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"git.toowon.com/jimmy/go-common/config"
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"git.toowon.com/jimmy/go-common/middleware"
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// "gorm.io/driver/mysql"
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// "gorm.io/gorm"
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)
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func main() {
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// 加载配置文件
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cfg, err := config.LoadFromFile("./config/example.json")
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if err != nil {
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log.Fatal("Failed to load config:", err)
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}
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// 1. 使用数据库配置
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fmt.Println("=== Database Config ===")
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dbConfig := cfg.GetDatabase()
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if dbConfig != nil {
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fmt.Printf("Type: %s\n", dbConfig.Type)
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fmt.Printf("Host: %s:%d\n", dbConfig.Host, dbConfig.Port)
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fmt.Printf("Database: %s\n", dbConfig.Database)
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fmt.Printf("User: %s\n", dbConfig.User)
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}
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// 获取数据库连接字符串
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dsn, err := cfg.GetDatabaseDSN()
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if err != nil {
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log.Printf("Failed to get DSN: %v", err)
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} else {
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fmt.Printf("DSN: %s\n", dsn)
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// 实际使用时可以这样连接数据库
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// db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{})
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// if err != nil {
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// log.Fatal(err)
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// }
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}
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// 2. 使用OSS配置
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fmt.Println("\n=== OSS Config ===")
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ossConfig := cfg.GetOSS()
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if ossConfig != nil {
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fmt.Printf("Provider: %s\n", ossConfig.Provider)
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fmt.Printf("Endpoint: %s\n", ossConfig.Endpoint)
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fmt.Printf("Bucket: %s\n", ossConfig.Bucket)
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fmt.Printf("Region: %s\n", ossConfig.Region)
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}
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// 3. 使用Redis配置
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fmt.Println("\n=== Redis Config ===")
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redisConfig := cfg.GetRedis()
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if redisConfig != nil {
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fmt.Printf("Host: %s\n", redisConfig.Host)
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fmt.Printf("Port: %d\n", redisConfig.Port)
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fmt.Printf("Database: %d\n", redisConfig.Database)
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}
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// 获取Redis地址
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redisAddr := cfg.GetRedisAddr()
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fmt.Printf("Redis Address: %s\n", redisAddr)
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// 4. 使用CORS配置
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fmt.Println("\n=== CORS Config ===")
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configCORS := cfg.GetCORS()
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if configCORS != nil {
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fmt.Printf("Allowed Origins: %v\n", configCORS.AllowedOrigins)
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fmt.Printf("Allowed Methods: %v\n", configCORS.AllowedMethods)
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fmt.Printf("Max Age: %d\n", configCORS.MaxAge)
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}
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// 使用CORS配置创建中间件
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var middlewareCORS *middleware.CORSConfig
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if configCORS != nil {
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middlewareCORS = middleware.NewCORSConfig(
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configCORS.AllowedOrigins,
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configCORS.AllowedMethods,
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configCORS.AllowedHeaders,
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configCORS.ExposedHeaders,
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configCORS.AllowCredentials,
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configCORS.MaxAge,
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)
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}
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chain := middleware.NewChain(
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middleware.CORS(middlewareCORS),
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)
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fmt.Printf("CORS middleware created: %v\n", chain != nil)
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// 5. 使用MinIO配置
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fmt.Println("\n=== MinIO Config ===")
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minioConfig := cfg.GetMinIO()
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if minioConfig != nil {
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fmt.Printf("Endpoint: %s\n", minioConfig.Endpoint)
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fmt.Printf("Bucket: %s\n", minioConfig.Bucket)
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fmt.Printf("UseSSL: %v\n", minioConfig.UseSSL)
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}
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// 6. 使用邮件配置
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fmt.Println("\n=== Email Config ===")
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emailConfig := cfg.GetEmail()
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if emailConfig != nil {
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fmt.Printf("Host: %s:%d\n", emailConfig.Host, emailConfig.Port)
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fmt.Printf("From: %s <%s>\n", emailConfig.FromName, emailConfig.From)
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fmt.Printf("UseTLS: %v\n", emailConfig.UseTLS)
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}
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// 7. 使用短信配置
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fmt.Println("\n=== SMS Config ===")
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smsConfig := cfg.GetSMS()
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if smsConfig != nil {
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fmt.Printf("Region: %s\n", smsConfig.Region)
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fmt.Printf("Sign Name: %s\n", smsConfig.SignName)
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fmt.Printf("Template Code: %s\n", smsConfig.TemplateCode)
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}
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// 示例：实际使用配置连接数据库
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fmt.Println("\n=== Example: Connect to Database ===")
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if dbConfig != nil && dbConfig.Type == "mysql" {
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// 注意：这里只是示例，实际使用时需要确保数据库服务正在运行
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// db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{})
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// if err != nil {
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// log.Printf("Failed to connect to database: %v", err)
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// } else {
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// fmt.Println("Database connected successfully")
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// sqlDB, _ := db.DB()
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// sqlDB.SetMaxOpenConns(dbConfig.MaxOpenConns)
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// sqlDB.SetMaxIdleConns(dbConfig.MaxIdleConns)
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// sqlDB.SetConnMaxLifetime(time.Duration(dbConfig.ConnMaxLifetime) * time.Second)
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// }
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fmt.Println("Database connection example (commented out)")
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}
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}
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