Added /info handler to list the director

2024/10/golang_matrix_demo1/main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"github.com/gin-gonic/gin"
+	"os"
 	"time"
 )
 
@@ -13,6 +14,34 @@ func main() {
 			"datetime": time.Now(),
 		})
 	})
+
+	r.GET("/info", func(c *gin.Context) {
+		var directories []map[string]string
+		dirs, err := os.ReadDir(".")
+
+		if err != nil {
+			c.JSON(500, gin.H{
+				"message": "it failed",
+			})
+			return
+		}
+
+		for i := 0; i < len(dirs); i++ {
+			m := make(map[string]string)
+			m["name"] = dirs[i].Name()
+			if dirs[i].IsDir() {
+				m["dir"] = "yes"
+			} else {
+				m["dir"] = "no"
+			}
+			directories = append(directories, m)
+		}
+
+		c.JSON(200, gin.H{
+			"dirs": directories,
+		})
+	})
+
 	err := r.Run("localhost:8080")
 	if err != nil {
 		panic("Couldn't run the server. It failed with the error: " + err.Error())