massive: move a lot of things

x-tba/wizards-structs/server/list.tmpl.html

@@ -0,0 +1,5 @@
+<h1>There are {{len .}} wizards.</h1>
+
+{{range .}}
+👉 {{.Name}} {{.Lastname}} ({{.Nick}})
+{{end}}

x-tba/wizards-structs/server/main.go

@@ -0,0 +1,46 @@
+// For more tutorials: https://blog.learngoprogramming.com
+//
+// Copyright © 2018 Inanc Gumus
+// Learn Go Programming Course
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+//
+
+package main
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+func main() {
+	http.HandleFunc("/add", onlyPost(add))
+	http.HandleFunc("/list", list)
+	panic(http.ListenAndServe(":8000", nil))
+}
+
+func add(w http.ResponseWriter, r *http.Request) {
+	var wiz wizard
+	if err := json.NewDecoder(r.Body).Decode(&wiz); err != nil {
+		panic(err)
+	}
+
+	db.add(wiz)
+	w.WriteHeader(http.StatusOK)
+}
+
+func list(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "text/html; charset=UTF-8")
+	w.WriteHeader(http.StatusOK)
+	tmpl.Execute(w, db.list())
+}
+
+func onlyPost(next http.HandlerFunc) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		if r.Method == "POST" {
+			next(w, r)
+			return
+		}
+		w.WriteHeader(http.StatusBadRequest)
+		w.Write([]byte("NOT OK"))
+	}
+}

x-tba/wizards-structs/server/store.go

@@ -0,0 +1,32 @@
+package main
+
+import "sync"
+
+type wizard struct {
+	Name     string `json:"name"`
+	Lastname string `json:"last_name"`
+	Nick     string `json:"nick"`
+}
+
+type storage struct {
+	sync.RWMutex
+	wizards []wizard
+}
+
+func (db *storage) add(w wizard) {
+	db.Lock()
+	defer db.Unlock()
+	db.wizards = append(db.wizards, w)
+}
+
+func (db *storage) list() []wizard {
+	db.RLock()
+	defer db.RUnlock()
+	return db.wizards
+}
+
+var db *storage
+
+func init() {
+	db = new(storage)
+}

x-tba/wizards-structs/server/templates.go

@@ -0,0 +1,11 @@
+package main
+
+import "html/template"
+
+var tmpl *template.Template
+
+func init() {
+	tmpl = template.Must(
+		template.New("list.tmpl").
+			ParseFiles("list.tmpl"))
+}