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first commit. working templating, path routing, api responses, web menagment path

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n0rdye
2025-10-12 07:05:03 +00:00
commit ebc79583e4
12 changed files with 203 additions and 0 deletions
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3
go.mod Normal file
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module api_manager
go 1.24.5

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main.go Normal file
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package main
// main package of the programm
// launching the main web package
// for future: loging
import (
"api_manager/web"
)
func main() {
web.Server()
}

49
web/api/api.go Normal file
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package api
// package for reading and working with the storage file of the api's
// saving, loading, handling the api requests
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"os"
"strings"
)
// api manipulation function
func Apis() map[string]interface{} {
return get_apis()
}
// return the value of api by name
func Get_api(w http.ResponseWriter, req *http.Request) {
apis := Apis()
str := strings.Replace(string(req.RequestURI), "/api/", "", 1)
fmt.Print(apis[str])
jData, err := json.Marshal(apis[str])
if err != nil {
// handle error
}
w.Header().Set("Content-Type", "application/json")
w.Write(jData)
}
// 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")
if err != nil {
fmt.Println(err)
}
fmt.Println("Successfully Opened users.json")
defer jsonFile.Close()
byteValue, _ := ioutil.ReadAll(jsonFile)
var result map[string]interface{}
json.Unmarshal([]byte(byteValue), &result)
return result
}

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web/api/apis Normal file
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{
"main":{"asd":"asd"},
"sec":"/api/sec",
"thi":"/api/thi"
}

31
web/manager/manager.go Normal file
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package manager
// package for the web menagment of the api paths
import (
"api_manager/web/api"
"api_manager/web/render"
"fmt"
"net/http"
)
func Add_api(w http.ResponseWriter, req *http.Request) {
// api.Apis["second"] = "/api/sec"
fmt.Fprintf(w, "good")
}
func Show_apis(w http.ResponseWriter, req *http.Request) {
apis := api.Apis()
eval := "<div>"
for tag, varr := range apis {
eval_group := ""
eval_group += fmt.Sprintf("%v", varr)
eval_group += "-"
eval_group += tag
eval_group += "<br>"
eval += render.Template_of_tag(eval_group, "text")
}
eval += "</div>"
fmt.Fprint(w, render.Template_with_string(eval))
}

61
web/render/render.go Normal file
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package render
import (
"fmt"
"os"
"strings"
)
func Template_with_string(str string) string {
head, err := os.ReadFile("web/views/head.html")
foot, err := os.ReadFile("web/views/foot.html")
template := "" + string(head) + str + string(foot)
fmt.Println(err)
return template
}
func Template_with_page(str string) string {
head, err := os.ReadFile("web/views/head.html")
foot, err := os.ReadFile("web/views/foot.html")
page, err := os.ReadFile("web/views/" + str + ".html")
template := "" + string(head) + string(page) + string(foot)
fmt.Println(err)
return template
}
func Template_with_page_vars(str string, tags_and_variables map[string]string) string {
head, err := os.ReadFile("web/views/head.html")
foot, err := os.ReadFile("web/views/foot.html")
page := ""
for tag, varr := range tags_and_variables {
page = templating(str, tag, varr)
}
template := "" + string(head) + string(page) + string(foot)
fmt.Println(err)
return template
}
func Template_of_tag(str string, html_tag string) string {
tag, err := os.ReadFile("web/views/tag/" + html_tag + ".html")
result := strings.Replace(string(tag), "<fnr>", str, 1)
fmt.Println(err)
return result
}
func templating(file string, tag string, variable string) string {
content, err := os.ReadFile("web/views/" + file + ".html")
if err != nil {
fmt.Println(err)
os.Exit(1)
}
find_tag := `{` + tag + `}`
template_result := strings.Replace(string(content), find_tag, variable, 1)
return template_result
}

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web/views/foot.html Normal file
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</body>
</html>

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web/views/head.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>

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web/views/main.html Normal file
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<welcome_message>

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web/views/part/key-val.html Normal file
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<key>:<val>

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web/views/tag/text.html Normal file
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<div>
<p><fnr></p>
</div>

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web/web.go Normal file
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package web
import (
"api_manager/web/api"
"api_manager/web/manager"
"api_manager/web/render"
"fmt"
"net/http"
)
func Server() {
http.HandleFunc("/", main_page)
http.HandleFunc("/mgr/add", manager.Add_api)
http.HandleFunc("/mgr/show", manager.Show_apis)
http.HandleFunc("/api/", api.Get_api)
http.ListenAndServe(":8090", nil)
}
// 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"}
fmt.Fprint(w, render.Template_with_page_vars("main", templ))
}