Connecting the rooms page to make reservation page

internal/handlers/handlers.go

@@ -301,6 +301,7 @@ func (m *Repository) AvailabilityJSON(w http.ResponseWriter, r *http.Request) {
 	w.Write(out)
 }
 
+// ChooseRoom displays list of available rooms
 func (m *Repository) ChooseRoom(w http.ResponseWriter, r *http.Request) {
 	roomID, err := strconv.Atoi(chi.URLParam(r, "id"))
 	if err != nil {
@@ -320,3 +321,36 @@ func (m *Repository) ChooseRoom(w http.ResponseWriter, r *http.Request) {
 
 	http.Redirect(w, r, "/make-reservation", http.StatusSeeOther)
 }
+
+// BookRoom takes URL parameters, builds a sessional variable, and takes user to make reservation
+func (m *Repository) BookRoom(w http.ResponseWriter, r *http.Request) {
+	roomID, _ := strconv.Atoi(r.URL.Query().Get("id"))
+	sd := r.URL.Query().Get("s")
+	ed := r.URL.Query().Get("e")
+
+	var res models.Reservation
+
+	layout := "2006-01-02"
+	startDate, err := time.Parse(layout, sd)
+	if err != nil {
+		helpers.ServerError(w, err)
+		return
+	}
+	endDate, err := time.Parse(layout, ed)
+	if err != nil {
+		helpers.ServerError(w, err)
+		return
+	}
+	room, err := m.DB.GetRoomById(roomID)
+	if err != nil {
+		helpers.ServerError(w, err)
+		return
+	}
+	res.RoomID = roomID
+	res.StartDate = startDate
+	res.EndDate = endDate
+	res.Room.RoomName = room.RoomName
+
+	m.App.Session.Put(r.Context(), "reservation", res)
+	http.Redirect(w, r, "/make-reservation", http.StatusSeeOther)
+}