adding the base application before structuring lessons

zachsdevpit · Apr 12, 2024 · 209b3f4 · 209b3f4
1 parent 0795699
commit 209b3f4
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diff --git a/go.mod b/go.mod
@@ -0,0 +1,3 @@
+module github.com/zachsdevpit/GoWebDevBasics
+
+go 1.22.1
diff --git a/main.go b/main.go
@@ -0,0 +1,113 @@
+package main
+
+import (
+	"bytes"
+	"html/template"
+	"log"
+	"net/http"
+)
+
+const homeTemplate = `<!DOCTYPE html>
+<html>
+<head>
+    <title>Home</title>
+    <link rel="stylesheet" href="/static/styles.css">
+</head>
+<body>
+    <h1>Pick A Motorcycle</h1>
+<button class="Suzuki"><a href="/suzuki">Suzuki</a></button>
+<button class="Ducati"><a href="/ducati">Ducati</a></button>
+<button class="Kawasaki"><a href="/kawasaki">Kawasaki</a></button>
+</body>
+</html>`
+
+const motoTemplate = `<!DOCTYPE html>
+<html>
+<head>
+    <title>{{.Brand}}</title>
+    <link rel="stylesheet" href="/static/styles.css">
+</head>
+<body>
+    <h1 class="{{.Brand}}">{{.Brand}}</h1>
+    <p>{{.Model}}</p>
+    <button><a href="/"> <- Go Back</a></button>
+</body>
+</html>`
+
+type Motorcycle struct {
+	Brand string
+	Model string
+}
+
+const (
+	homePath       = "/"
+	motorcyclePath = "/{motorcycle}"
+)
+
+func main() {
+	fs := http.FileServer(http.Dir("./static"))
+	http.Handle("/static/", http.StripPrefix("/static/", fs))
+
+	http.HandleFunc(homePath, serveHome)
+	http.HandleFunc(motorcyclePath, serveMotorcycle)
+
+	log.Println("Listening on :8080")
+	log.Fatal(http.ListenAndServe(":8080", nil))
+}
+
+func renderTemplate(w http.ResponseWriter, templateName string, data interface{}) {
+	t, err := template.New(templateName).Parse(templateName)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	var buf bytes.Buffer
+	err = t.Execute(&buf, data)
+
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "text/html; charset=UTF-8")
+	buf.WriteTo(w)
+}
+
+func serveHome(w http.ResponseWriter, r *http.Request) {
+	data := ""
+	renderTemplate(w, homeTemplate, data)
+}
+
+func serveMotorcycle(w http.ResponseWriter, r *http.Request) {
+	whichMotorcycle := r.PathValue("motorcycle")
+	data := findMotorcycle(whichMotorcycle)
+	renderTemplate(w, motoTemplate, data)
+}
+
+func findMotorcycle(brand string) *Motorcycle {
+	var m Motorcycle
+	switch brand {
+	case "ducati":
+		m = Motorcycle{
+			Brand: "Ducati",
+			Model: "The Red One",
+		}
+	case "suzuki":
+		m = Motorcycle{
+			Brand: "Suzuki",
+			Model: "The Blue One",
+		}
+	case "kawasaki":
+		m = Motorcycle{
+			Brand: "Kawasaki",
+			Model: "The Green One",
+		}
+	default:
+		m = Motorcycle{
+			Brand: "404",
+			Model: "We don't have that one",
+		}
+	}
+	return &m
+}
diff --git a/static/styles.css b/static/styles.css
@@ -0,0 +1,16 @@
+/* styles.css */
+body {
+    background-color: #f0f0f0;
+}
+
+.Ducati {
+    color: #CB1517;
+}
+
+.Suzuki {
+    color: #0053B9; 
+}
+
+.Kawasaki {
+    color: #6BBF23;
+}
Original file line number	Diff line number	Diff line change
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		module github.com/zachsdevpit/GoWebDevBasics

		go 1.22.1