Change Primeagens contact book example into guestbook lmao

cmd/main.go

@@ -26,50 +26,41 @@ func newTemplate() *Templates {
 
 var id = 0
 
-type Contact struct {
-	Name  string
-	Email string
-	Id    int
+type Entry struct {
+	Name    string
+	Message string
+	Id      int
 }
 
-func newContact(name, email string) Contact {
+func newEntry(name, message string) Entry {
 	id++
-	return Contact{
-		Name:  name,
-		Email: email,
-		Id:    id,
+	return Entry{
+		Name:    name,
+		Message: message,
+		Id:      id,
 	}
 }
 
-type Contacts = []Contact
+type Entries = []Entry
 
 type Data struct {
-	Contacts Contacts
+	Entries Entries
 }
 
 func (d *Data) indexOf(id int) int {
-	for i, contact := range d.Contacts {
-		if contact.Id == id {
+	for i, entry := range d.Entries {
+		if entry.Id == id {
 			return i
 		}
 	}
 	return -1
 }
 
-func (d *Data) hasEmail(email string) bool {
-	for _, contact := range d.Contacts {
-		if contact.Email == email {
-			return true
-		}
-	}
-	return false
-}
-
 func newData() Data {
 	return Data{
-		Contacts: []Contact{
-			newContact("John Smith", "johndoe@me.com"),
-			newContact("Jane Doe", "janedoe@me.com"),
+		Entries: []Entry{
+			newEntry("John Smith", "Hello world"),
+			newEntry("Jane Doe", "This is a great guestbook"),
 		},
 	}
 }
@@ -113,27 +104,18 @@ func main() {
 		return c.Render(200, "index", page)
 	})
 
-	e.POST("/contacts", func(c echo.Context) error {
+	e.POST("/guestbook", func(c echo.Context) error {
 		name := c.FormValue("name")
-		email := c.FormValue("email")
+		message := c.FormValue("message")
 
-		if page.Data.hasEmail(email) {
-			formData := newFormData()
-			formData.Values["name"] = name
-			formData.Values["email"] = email
-			formData.Errors["email"] = "Email already exists"
-
-			return c.Render(422, "form", formData)
-		}
-
-		contact := newContact(name, email)
-		page.Data.Contacts = append(page.Data.Contacts, contact)
+		entry := newEntry(name, message)
+		page.Data.Entries = append(page.Data.Entries, entry)
 
 		c.Render(200, "form", newFormData())
-		return c.Render(200, "oob-contact", contact)
+		return c.Render(200, "oob-entry", entry)
 	})
 
-	e.DELETE("/contacts/:id", func(c echo.Context) error {
+	e.DELETE("/guestbook/:id", func(c echo.Context) error {
 
 		// TODO: remove this to make server faster LOL
 		time.Sleep(1 * time.Second)
@@ -146,10 +128,10 @@ func main() {
 
 		i := page.Data.indexOf(id)
 		if i == -1 {
-			return c.String(404, "Contact not found")
+			return c.String(404, "Entry not found")
 		}
 
-		page.Data.Contacts = append(page.Data.Contacts[:i], page.Data.Contacts[i+1:]...)
+		page.Data.Entries = append(page.Data.Entries[:i], page.Data.Entries[i+1:]...)
 		return c.NoContent(200)
 
 	})