use the webframework

This commit is contained in:
Johannes Loher 2017-08-05 17:31:35 +02:00
parent 88cf802e4b
commit 6cf7d27115

View file

@ -1,15 +1,73 @@
import std.datetime.date;
import vibe.vibe;
import std.datetime.date;
class CalendarWebapp
{
private:
immutable fileName = Path("events.json");
struct Event
{
string name, place;
DateTime begin, end;
}
Event[] getEventsFromFile(in Path fileName)
{
Event[] events;
auto eventsString = readFileUTF8(fileName);
try
{
deserializeJson(events, eventsString.parseJsonString);
}
catch (std.json.JSONException)
{
}
return events;
}
public:
@method(HTTPMethod.POST) @path("/event/create")
void createEvent(string Ereignisname, string Ereignisort, string Von, string Bis)
{
Event event;
event.name = Ereignisname;
event.place = Ereignisort;
event.begin = DateTime.fromISOExtString(Von ~ ":00");
event.end = DateTime.fromISOExtString(Bis ~ ":00");
enforce(event.end - event.begin > 0.seconds);
auto events = getEventsFromFile(fileName);
events ~= event;
writeFileUTF8(fileName, events.serializeToJsonString());
render!("listevents.dt", events);
}
@method(HTTPMethod.GET) @path("create")
void newEvent()
{
render!("create.dt");
}
void index()
{
auto events = getEventsFromFile(fileName);
render!("listevents.dt", events);
}
}
shared static this()
{
auto router = new URLRouter;
router.get("/", &listEvents);
router.get("/create", staticTemplate!"create.dt");
router.get("/event/create", &createEvent);
router.post("/event/create", &createEvent);
router.get("*", serveStaticFiles("/public"));
router.registerWebInterface(new CalendarWebapp);
auto settings = new HTTPServerSettings;
settings.port = 8080;
@ -18,54 +76,3 @@ shared static this()
logInfo("Please open http://127.0.0.1:8080/ in your browser.");
}
void listEvents(HTTPServerRequest req, HTTPServerResponse res)
{
auto fileName = Path("events.json");
auto events = fileName.getEventsFromFile;
render!("listevents.dt", events)(res);
}
void createEvent(HTTPServerRequest req, HTTPServerResponse res)
{
if (req.method != HTTPMethod.POST && req.method != HTTPMethod.GET)
return;
auto formdata = (req.method == HTTPMethod.POST) ? &req.form : &req.query;
auto fileName = Path("events.json");
Event event;
event.name = formdata.get("Ereignisname");
event.place = formdata.get("Ereignisort");
event.begin = DateTime.fromISOExtString(formdata.get("Von") ~ ":00");
event.end = DateTime.fromISOExtString(formdata.get("Bis") ~ ":00");
auto events = fileName.getEventsFromFile;
events ~= event;
writeFileUTF8(fileName, events.serializeToJsonString());
render!("listevents.dt", events)(res);
}
Event[] getEventsFromFile(in Path fileName)
{
Event[] events;
auto eventsString = readFileUTF8(fileName);
try
{
deserializeJson(events, eventsString.parseJsonString);
}
catch(std.json.JSONException)
{}
return events;
}
struct Event
{
string name, place;
DateTime begin, end;
}