初始化Go学习项目

go-gin-demo/routes_demo.go

@@ -0,0 +1,56 @@
+package main
+
+import (
+	"github.com/gin-gonic/gin"
+)
+
+func main() {
+	r := gin.Default()
+
+	// 基础 CRUD 路由
+	r.GET("/products", func(c *gin.Context) {
+		c.JSON(200, gin.H{"message": "Get all products"})
+	})
+
+	r.POST("/products", func(c *gin.Context) {
+		c.JSON(201, gin.H{"message": "Product created"})
+	})
+
+	r.PUT("/products/:id", func(c *gin.Context) {
+		id := c.Param("id")
+		c.JSON(200, gin.H{"message": "Product updated", "id": id})
+	})
+
+	r.DELETE("/products/:id", func(c *gin.Context) {
+		id := c.Param("id")
+		c.JSON(200, gin.H{"message": "Product deleted", "id": id})
+	})
+
+	// 路由分组（推荐）
+	api := r.Group("/api/v1")
+	{
+		api.GET("/users", func(c *gin.Context) {
+			c.JSON(200, gin.H{"message": "Get all users"})
+		})
+
+		api.POST("/users", func(c *gin.Context) {
+			c.JSON(201, gin.H{"message": "User created"})
+		})
+
+		// 嵌套分组
+		users := api.Group("/users")
+		{
+			users.GET("/:id", func(c *gin.Context) {
+				id := c.Param("id")
+				c.JSON(200, gin.H{"message": "Get user", "id": id})
+			})
+
+			users.PUT("/:id", func(c *gin.Context) {
+				id := c.Param("id")
+				c.JSON(200, gin.H{"message": "User updated", "id": id})
+			})
+		}
+	}
+
+	r.Run(":9999")
+}