changed lib removed map_args, project_dir debug; changed render added get_template; small changes to api,manager due to function delition; big change to web split listen and serve for server log and routing through switch-case

lib/lib.go

@@ -7,6 +7,8 @@ import (
 	"strconv"
 )
 
+var Dev = true
+
 func Handle_err(err error, args map[string]string) {
 	if err != nil {
 		if args["msg"] != "" {
@@ -41,23 +43,26 @@ func Map_interface(array string) map[string]interface{} {
 	return result
 }
 
-func Map_args(array ...string) map[string]string {
-	if len(array) < 1 {
-		return map[string]string{}
-	}
-
-	result := make(map[string]string)
-
-	for i := 0; i < len(array); i += 2 {
-		result[array[i]] = array[i+1]
-	}
-
-	return result
-}
-
 func Map_of_string_to_josn(array map[string]string) string {
 	jData, err := json.Marshal(array)
-	Handle_err(err, Map_args())
+	Handle_err(err, nil)
 
 	return string(jData)
 }
+
+func Project_dir() string{
+	path, err := os.Getwd()
+	Handle_err(err, nil)
+	return path
+}
+
+func Debug(message string,function string){
+	if Dev == true{
+		fmt.Println("\n")
+		fmt.Println("---------debug-message----------")
+		fmt.Println("---------"+function+"-------------")
+		fmt.Println(message)
+		fmt.Println("--------------end---------------")
+		fmt.Println("\n")
+	}
+}

main.go

@@ -1,6 +1,8 @@
 package main
 
-import "api_manager/web"
+import (
+	"api_manager/web"
+)
 
 // main package of the programm
 // launching the main web package
@@ -8,4 +10,4 @@ import "api_manager/web"
 
 func main() {
 	web.Server()
-}
+}

web/api/api.go

@@ -23,7 +23,7 @@ func Get_api(w http.ResponseWriter, req *http.Request) {
 	str := strings.Replace(string(req.RequestURI), "/api/", "", 1)
 
 	jData, err := json.Marshal(apis[str])
-	lib.Handle_err(err, lib.Map_args())
+	lib.Handle_err(err, map[string]string{})
 
 	w.Header().Set("Content-Type", "application/json")
 	w.Write(jData)
@@ -32,7 +32,7 @@ func Get_api(w http.ResponseWriter, req *http.Request) {
 // reding the api storage file. returning map value like map[main:{sub:sub}]
 func get_apis() map[string]interface{} {
 	jsonFile, err := os.Open("web/api/apis")
-	lib.Handle_err(err, lib.Map_args())
+	lib.Handle_err(err, map[string]string{})
 
 	defer jsonFile.Close()
 

web/manager/manager.go

@@ -3,7 +3,6 @@ package manager
 // package for the web menagment of the api paths
 
 import (
-	"api_manager/lib"
 	"api_manager/web/api"
 	"api_manager/web/render"
 	"fmt"
@@ -28,11 +27,17 @@ func Render_apis(w http.ResponseWriter, req *http.Request) {
 
 		eval += render.Put_vars_to_template(
 			render.Template_of_tag("li"),
-			lib.Map_args("li_id", fmt.Sprint(i), "content", eval_group))
+			map[string]string{
+				"li_id":fmt.Sprint(i),
+				"content":eval_group,
+			})
 		i++
 	}
 	fmt.Fprint(w,
 		render.Put_vars_to_template(
 			render.Template_of_part("json_out_as_list"),
-			lib.Map_args("li_from_json_code", eval)))
+			map[string]string{
+				"li_from_json_code":eval,
+				"template_title":"Api paths",
+			}))
 }

web/render/render.go

@@ -14,54 +14,55 @@ import (
 // loading default head and foot template and adding custom string in the middle
 func Template_with_string(str string) string {
 	// loading head.html and foot.html
-	head, err := os.ReadFile("web/views/head.html")
-	foot, err := os.ReadFile("web/views/foot.html")
 	// handling error by lib function and exiting if it occures
-	lib.Handle_err(err, lib.Map_args("die", "1"))
+	head, err := os.ReadFile(Get_template("head",""));	lib.Handle_err(err, map[string]string{"die":"1"})
+	foot, err := os.ReadFile(Get_template("foot",""));	lib.Handle_err(err, map[string]string{"die":"1"})
 
 	// combining html parts
 	template := "" + string(head) + str + string(foot)
 
+	lib.Debug(template,"Template_with_string") // debuging the template 
 	return template
 }
 
 // loading default head and foot template and adding html template from file in the middle
 func Template_with_page(str string) string {
 	// loading head.html and foot.html
-	head, err := os.ReadFile("web/views/head.html")
-	foot, err := os.ReadFile("web/views/foot.html")
-	// loading custom html template file
-	page, err := os.ReadFile("web/views/" + str + ".html")
 	// handling error by lib function and exiting if it occures
-	lib.Handle_err(err, lib.Map_args("die", "1"))
+	head, err := os.ReadFile(Get_template("head",""));	lib.Handle_err(err, map[string]string{"die":"1"})
+	foot, err := os.ReadFile(Get_template("foot",""));	lib.Handle_err(err, map[string]string{"die":"1"})
+	// loading custom html template file
+	page, err := os.ReadFile(Get_template(str,"part"));	lib.Handle_err(err, map[string]string{"die":"1"})
 
 	// combining html parts
 	template := "" + string(head) + string(page) + string(foot)
 
+	lib.Debug(template,"Template_with_page") // debuging the template output
 	return template
 }
 
 // loading default head and foot template and adding html template from tag file in the middle
 func Template_of_tag(html_tag string) string {
 	// loading head.html and foot.html
-	tag, err := os.ReadFile("web/views/tag/" + html_tag + ".html")
 	// handling error by lib function and exiting if it occures
-	lib.Handle_err(err, lib.Map_args("die", "1"))
+	tag, err := os.ReadFile(Get_template(html_tag,"tag"));	lib.Handle_err(err, map[string]string{"die":"1"})
 
+	lib.Debug(string(tag),"Template_of_tag") // debuging the template output
 	return string(tag)
 }
 
 // loading default head and foot template and adding html template from part file in the middle
 func Template_of_part(part_name string) string {
 	// loading head.html and foot.html
-	head, err := os.ReadFile("web/views/head.html")
-	page, err := os.ReadFile("web/views/part/" + part_name + ".html")
-	foot, err := os.ReadFile("web/views/foot.html")
 	// handling error by lib function and exiting if it occures
-	lib.Handle_err(err, lib.Map_args("die", "1"))
+	head, err := os.ReadFile(Get_template("head",""));	lib.Handle_err(err, map[string]string{"die":"1"})
+	foot, err := os.ReadFile(Get_template("foot",""));	lib.Handle_err(err, map[string]string{"die":"1"})
+	page, err := os.ReadFile(Get_template(part_name,"part"));	lib.Handle_err(err, map[string]string{"die":"1"})
+
 
 	// combining html parts
 	template := "" + string(head) + string(page) + string(foot)
+	lib.Debug(template,"Template_of_part") // debuging the template output
 
 	return template
 }
@@ -74,5 +75,21 @@ func Put_vars_to_template(template string, vars map[string]string) string {
 		template = strings.Replace(template, "{{"+tag+"}}", value, 1)
 	}
 
+	lib.Debug(template,"Put_vars_to_template") // debuging the template output
 	return template
 }
+
+
+// searchin default folder and retriving the template files in web views folder
+// type of template searching for sub folder in views
+func Get_template(path_to_template string, type_of_template string) string{
+	path := ""
+	if type_of_template == ""{
+		path = lib.Project_dir()+"/web/views/"+path_to_template+".html";
+	}else {
+		path = lib.Project_dir()+"/web/views/"+type_of_template+"/"+path_to_template+".html";
+	}
+
+	lib.Debug(path,"Get_template") // debuging the template 
+	return path;
+}

web/web.go

@@ -5,21 +5,35 @@ import (
 	"api_manager/web/manager"
 	"api_manager/web/render"
 	"fmt"
+	"net"
 	"net/http"
 )
 
 func Server() {
-	http.HandleFunc("/", main_page)
 
-	http.HandleFunc("/mgr/add", manager.Add_api)
+	l, err := net.Listen("tcp", ":8090")
-	http.HandleFunc("/mgr/show", manager.Render_apis)
+    if err == nil {
-	http.HandleFunc("/api/", api.Get_api)
+        fmt.Println("Listening on port 8090")
-
+    }
-	http.ListenAndServe(":8090", nil)
+    http.Serve(l, http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+        switch r.URL.Path {
+        case "/":
+        	main_page(w,r);
+        case "/mgr/add":
+        	manager.Add_api(w,r)
+        case "/mgr/show":
+        	manager.Render_apis(w,r)
+        case "/api/":
+        	api.Get_api(w,r)
+        default:
+        	fmt.Fprint(w,"Not Found")
+        	return
+        }
+    }))
 }
 
 // wellcoming main web page
 func main_page(w http.ResponseWriter, req *http.Request) {
-	templ := map[string]string{"welcome_message": "hello world! this is api server with easy web menagment"}
+	templ := map[string]string{"welcome_message": "hello world! this is api server with easy web menagment","template_title":"main page"}
 	fmt.Fprint(w, render.Put_vars_to_template(render.Template_of_part("main"), templ))
 }