1 files changed, 68 insertions, 0 deletions
diff --git a/internal/webui/specificStop.go b/internal/webui/specificStop.go
new file mode 100644
index 0000000..64dd04a
--- /dev/null
+++ b/internal/webui/specificStop.go
@@ -0,0 +1,68 @@
+package webui
+
+import (
+	"fmt"
+	"html/template"
+	"log"
+	"net/http"
+	"path"
+	"regexp"
+
+	"git.adyxax.org/adyxax/trains/pkg/model"
+)
+
+var validStopId = regexp.MustCompile(`^stop_area:[a-zA-Z]+:\d+$`)
+
+var specificStopTemplate = template.Must(template.New("specificStop").Funcs(funcMap).ParseFS(templatesFS, "html/base.html", "html/specificStop.html"))
+
+// The page template variable
+type SpecificStopPage struct {
+	User       *model.User
+	Stop       string
+	Departures []model.Departure
+}
+
+// The stop handler of the webui
+func specificStopHandler(e *env, w http.ResponseWriter, r *http.Request) error {
+	if path.Dir(r.URL.Path) == "/stop" {
+		user, err := tryAndResumeSession(e, r)
+		if err != nil {
+			http.Redirect(w, r, "/login", http.StatusFound)
+			return nil
+		}
+		switch r.Method {
+		case http.MethodGet:
+			id := path.Base(r.URL.Path)
+			if id == "" {
+				return newStatusError(http.StatusBadRequest, fmt.Errorf("No id in query string")) // TODO should we redirect to root page to chose a stop id?
+			}
+			if ok := validStopId.MatchString(id); !ok {
+				return newStatusError(http.StatusBadRequest, fmt.Errorf("Invalid stop id"))
+			}
+			stop, err := e.dbEnv.GetStop(id)
+			if err != nil {
+				return newStatusError(http.StatusBadRequest, fmt.Errorf("Stop id not found in database")) // TODO do better
+			}
+			if departures, err := e.navitia.GetDepartures(stop.Id); err != nil {
+				log.Printf("%s; data returned: %+v\n", err, departures)
+				return newStatusError(http.StatusInternalServerError, fmt.Errorf("Could not get departures"))
+			} else {
+				w.Header().Set("Cache-Control", "no-store, no-cache")
+				p := SpecificStopPage{
+					User:       user,
+					Stop:       stop.Name,
+					Departures: departures,
+				}
+				err = specificStopTemplate.ExecuteTemplate(w, "specificStop.html", p)
+				if err != nil {
+					return newStatusError(http.StatusInternalServerError, err)
+				}
+				return nil
+			}
+		default:
+			return newStatusError(http.StatusMethodNotAllowed, fmt.Errorf(http.StatusText(http.StatusMethodNotAllowed)))
+		}
+	} else {
+		return newStatusError(http.StatusNotFound, fmt.Errorf("Invalid path in specificStopHandler"))
+	}
+}