html form example

2026-05-23 17:11:30 +02:00
parent c257151fbb
commit 09146887b2
2 changed files with 23 additions and 7 deletions
@@ -7,24 +7,28 @@ import (
 )

 type EchoRequest struct {
-	Message string `json:"message" binding:"required"`
+	Message string `form:"message" json:"message" binding:"required"`
 }

 func main() {
 	r := gin.Default()
-	// GET /ping
+	r.LoadHTMLGlob("templates/*")
+
 	r.GET("/ping", func(c *gin.Context) {
 		c.JSON(http.StatusOK, gin.H{"message": "pong"})
 	})
-	// POST /echo
+
+	r.GET("/", func(c *gin.Context) {
+		c.HTML(http.StatusOK, "index.html", nil)
+	})
+
 	r.POST("/echo", func(c *gin.Context) {
 		var req EchoRequest
-		if err := c.ShouldBindJSON(&req); err != nil {
+		if err := c.ShouldBind(&req); err != nil {
 			c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
-			return
-		}
+		} else {
 			c.JSON(http.StatusOK, gin.H{"echo": req.Message})
+		}
 	})
-	// Server starten auf Port 8080
 	r.Run(":8080")
 }
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html>
+
+<body>
+    <a href='/ping'>Ping</a><br />
+    <form action="/echo" method="post">
+        <input type="text" name="message" />
+        <input type="submit" value="und ab damit" />
+    </form>
+</body>
+
+</html>