separating http handler to separate structs

using the pattern supported by http.ServeMux since go 1.22

client-ctl.go

@@ -0,0 +1,88 @@
+package hodu
+
+import "encoding/json"
+import "fmt"
+import "net/http"
+
+
+/*
+ *                       POST                 GET            PUT            DELETE
+ * /servers -     create new server     list all servers    bulk update     delete all servers
+ * /servers/1 -        X             get server 1 details  update server 1  delete server 1
+ * /servers/1/xxx -
+ */
+
+
+
+type client_ctl_servers struct {
+	c *Client
+}
+
+type client_ctl_servers_id struct {
+	c *Client
+}
+
+type client_ctl_clients struct {
+	c *Client
+}
+
+type client_ctl_clients_id struct {
+	c *Client
+}
+
+
+func (ctl *client_ctl_servers) ServeHTTP(w http.ResponseWriter, req *http.Request) {
+	var c *Client
+	var err error
+	var ptn string
+
+	c = ctl.c
+
+	_, ptn = c.mux.Handler(req);
+	fmt.Printf("%s %s %s [%s]\n", ptn, req.Method, req.URL.String(), req.PathValue("id"))
+
+	switch req.Method {
+		case http.MethodGet:
+			goto bad_request // TODO:
+
+		case http.MethodPost:
+			var s ClientCtlParamServer
+			var cc ClientConfig
+			err = json.NewDecoder(req.Body).Decode(&s)
+			if err != nil {
+		fmt.Printf ("failed to decode body - %s\n", err.Error())
+				goto bad_request
+			}
+			cc.ServerAddr = s.ServerAddr
+			cc.PeerAddrs = s.PeerAddrs
+			c.StartService(&cc) // TODO: this can be blocking. do we have to resolve addresses before calling this? also not good because resolution succeed or fail at each attempt.  however ok as ServeHTTP itself is in a goroutine?
+			w.WriteHeader(http.StatusCreated)
+
+		case http.MethodPut:
+			goto bad_request // TODO:
+
+		case http.MethodDelete:
+			var cts *ClientConn
+			c.cts_mtx.Lock()
+			for _, cts = range c.cts_map { cts.ReqStop() }
+			c.cts_mtx.Unlock()
+	}
+
+	return
+
+bad_request:
+	w.WriteHeader(http.StatusBadRequest)
+	return
+
+}
+
+
+func (ctl *client_ctl_servers_id) ServeHTTP(w http.ResponseWriter, req *http.Request) {
+}
+
+
+func (ctl *client_ctl_clients) ServeHTTP(w http.ResponseWriter, req *http.Request) {
+}
+
+func (ctl *client_ctl_clients_id) ServeHTTP(w http.ResponseWriter, req *http.Request) {
+}