From a52afde13b4e483e5dd96c7d1a3ace81ce400103 Mon Sep 17 00:00:00 2001
From: Eltrac <hi@guhub.cn>
Date: Thu, 27 Nov 2025 10:36:15 +0800
Subject: feat: get router working properly and implement basic methods

---
 api.go     | 35 ++++++++++++++++++++++++++---------
 context.go | 10 +---------
 router.go  | 21 +++++++++++++++++++--
 3 files changed, 46 insertions(+), 20 deletions(-)

diff --git a/api.go b/api.go
index 9cabe29..5682b99 100644
--- a/api.go
+++ b/api.go
@@ -1,18 +1,35 @@
 package growel
 
 import (
-
+	"net/http"
 )
 
-type growel struct { }
+type Api struct {
+	router *Router
+}
+
+func New() *Api {
+	var a Api
+	a.router = NewRouter()
+	return &a
+}
+
+func (api *Api) Start(port string) {
+	http.ListenAndServe(port, api.router)
+}
 
-func (growel) New() (*growel) {
-	return &growel{}
+func (api *Api) GET(path string, h Handler) {
+	api.router.Add("GET", path, h)
 }
 
-func (*growel) GET() {}
-func (*growel) POST() {}
-func (*growel) PUT() {}
-func (*growel) DELETE() {}
+func (api *Api) POST(path string, h Handler) {
+	api.router.Add("POST", path, h)
+}
 
-func (*growel) Start() {}
+func (api *Api) PUT(path string, h Handler) {
+	api.router.Add("PUT", path, h)
+}
+
+func (api *Api) DELETE(path string, h Handler) {
+	api.router.Add("DELETE", path, h)
+}
diff --git a/context.go b/context.go
index fbb6a1e..628cb4f 100644
--- a/context.go
+++ b/context.go
@@ -6,16 +6,8 @@ import (
 
 type Context struct {
 	W      http.ResponseWriter
-	R      http.Request
+	R      *http.Request
 	Params map[string]string
 }
 
 type Handler func(c *Context)
-
-func (h Handler) ServeHTTP(w http.ResponseWriter, r http.Request) {
-	h(&Context{
-		W:      w,
-		R:      r,
-		Params: make(map[string]string),
-	})
-}
diff --git a/router.go b/router.go
index 5428701..a9137be 100644
--- a/router.go
+++ b/router.go
@@ -1,6 +1,7 @@
 package growel
 
 import (
+	"net/http"
 	"strings"
 )
 
@@ -18,12 +19,12 @@ func NewRouter() *Router {
 	return &Router{}
 }
 
-func (r *Router) Add(method, path string, h Handler) {
+func (r *Router) Add(method string, path string, h Handler) {
 	parts := strings.Split(path, "/")
 	r.routes = append(r.routes, route{method, parts, h})
 }
 
-func (r *Router) Find(method, path string) (Handler, map[string]string) {
+func (r *Router) Find(method string, path string) (Handler, map[string]string) {
 	parts := strings.Split(path, "/")
 
 	for _, rt := range r.routes {
@@ -37,13 +38,16 @@ func (r *Router) Find(method, path string) (Handler, map[string]string) {
 			continue
 		}
 
+
 		// compare each segment
 		params := make(map[string]string)
 		matched := true
 		for i, seg := range rt.parts {
+
 			// parse dynamic parameter
 			if strings.HasPrefix(seg, ":") {
 				params[seg[1:]] = parts[i]
+				continue
 			}
 
 			// static mismatch
@@ -58,3 +62,16 @@ func (r *Router) Find(method, path string) (Handler, map[string]string) {
 	}
 	return nil, nil
 }
+
+func (r *Router) ServeHTTP(w http.ResponseWriter, req *http.Request) {
+	handler, params := r.Find(req.Method, req.URL.Path)
+	if handler == nil {
+		http.NotFound(w, req)
+		return
+	}
+	handler(&Context{
+	    W:      w,
+	    R:      req,
+	    Params: params,
+	})
+}
-- 
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