working commit

app/router/context.go

@@ -1,8 +1,10 @@
 package router
 
 import (
+	"bytes"
 	"context"
 	"encoding/json"
+	"io"
 	"net/http"
 )
 
@@ -47,6 +49,37 @@ func (rctx *Context) GetContext() context.Context {
 	return rctx.Request.Context()
 }
 
+// Binding
+
+const emptyJSON = "{}"
+
+func (ctx *Context) BindJSON(obj any) error {
+	buffer := bytes.NewBuffer(nil)
+	_, err := io.Copy(buffer, ctx.Request.Body)
+	if err != nil {
+		return err
+	}
+	reqBody := buffer.Bytes()
+	if len(reqBody) == 0 {
+		reqBody = []byte(emptyJSON)
+	}
+	err = json.Unmarshal(reqBody, obj)
+	if err != nil {
+		return err
+	}
+	return err
+}
+
+func (ctx *Context) BindQuery(obj any) error {
+	qMap := make(map[string]string)
+	for key, val := range ctx.Request.URL.Query() {
+		if len(val) == 1 {
+			qMap[key] = val[0]
+		}
+	}
+	return bindObj(obj, qMap, "param")
+}
+
 // Response
 func (rctx *Context) SetHeader(key, value string) {
 	rctx.Writer.Header().Set(key, value)