1package main
 2
 3import (
 4	"fmt"
 5	"html/template"
 6	"log"
 7	"net/http"
 8)
 9
10var t *template.Template
11
12type IndexHandler struct {
13	Domain    string
14	SiteTitle string
15}
16
17const InternalServerError = "500: Internal Server Error"
18
19func renderError(w http.ResponseWriter, errorMsg string) { // TODO think about pointers
20	w.WriteHeader(http.StatusInternalServerError)
21	log.Println(errorMsg)
22	data := struct{ ErrorMsg string }{errorMsg}
23	err := t.ExecuteTemplate(w, "error.html", data)
24	if err != nil { // shouldn't happen probably
25		fmt.Fprintf(w, errorMsg)
26	}
27}
28
29func (h *IndexHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
30	indexFiles, err := getIndexFiles()
31	if err != nil {
32		renderError(w, InternalServerError)
33		return
34	}
35	allUsers, err := getUsers()
36	if err != nil {
37		renderError(w, InternalServerError)
38		return
39	}
40	data := struct {
41		Domain    string
42		PageTitle string
43		Files     []*File
44		Users     []string
45	}{h.Domain, h.SiteTitle, indexFiles, allUsers}
46	err = t.ExecuteTemplate(w, "index.html", data)
47	if err != nil {
48		renderError(w, InternalServerError)
49		return
50	}
51
52}
53
54func editFileHandler(w http.ResponseWriter, r *http.Request) {
55	// get vs post
56	// read file content
57	authUser := "alex"
58	files, _ := getUserFiles(authUser)
59	for _, file := range files {
60		fmt.Fprintf(w, "%s\n", file.Name)
61	}
62}
63
64func mySiteHandler(w http.ResponseWriter, r *http.Request) {
65	authUser := "alex"
66	files, _ := getUserFiles(authUser)
67	for _, file := range files {
68		fmt.Fprintf(w, "%s\n", file.Name)
69	}
70}
71
72func runHTTPServer(config *Config) {
73	var err error
74	t, err = template.ParseGlob("./templates/*.html") // TODO make template dir configruable
75	if err != nil {
76		log.Fatal(err)
77	}
78	http.Handle("/", &IndexHandler{config.RootDomain, config.SiteTitle})
79	http.HandleFunc("/my_site", mySiteHandler)
80	http.HandleFunc("/edit/", editFileHandler)
81	// http.HandleFunc("/delete/", deleteFileHandler)
82	// login+register functions
83	log.Fatal(http.ListenAndServe(":8080", nil))
84}