Add Download CSV Url

src/main/kotlin/de/steamwar/routes/Events.kt

@@ -20,9 +20,11 @@
 package de.steamwar.routes
 
 import de.steamwar.ResponseError
+import de.steamwar.data.Groups
 import de.steamwar.sql.Event
 import de.steamwar.sql.EventFight
 import de.steamwar.sql.SchematicType
+import de.steamwar.sql.Team
 import de.steamwar.sql.TeamTeilnahme
 import io.ktor.http.*
 import io.ktor.server.application.*
@@ -30,6 +32,7 @@ import io.ktor.server.request.*
 import io.ktor.server.response.*
 import io.ktor.server.routing.*
 import kotlinx.serialization.Serializable
+import java.lang.StringBuilder
 import java.sql.Timestamp
 import java.time.Instant
 
@@ -106,6 +109,34 @@ fun Routing.configureEventsRoute() {
                 }
                 call.respond(EventFight.getFromEvent(event.eventID).map { ResponseEventFight(it) })
             }
+            get("/csv") {
+                val id = call.parameters["id"]?.toIntOrNull()
+                if (id == null) {
+                    call.respond(HttpStatusCode.BadRequest, ResponseError("Invalid ID"))
+                    return@get
+                }
+                val event = Event.get(id)
+                if (event == null) {
+                    call.respond(HttpStatusCode.NotFound, ResponseError("Event not found"))
+                    return@get
+                }
+
+                val fights = EventFight.getFromEvent(event.eventID)
+                val csv = StringBuilder();
+                csv.append(arrayOf("Start", "BlueTeam", "RedTeam", "WinnerTeam", "Group").joinToString(","))
+                fights.forEach {
+                    csv.appendLine()
+                    val blue = Team.get(it.teamBlue)
+                    val red = Team.get(it.teamRed)
+                    val winner = if (it.ergebnis == 1) blue.teamName else if(it.ergebnis == 2) red.teamName else "Tie"
+                    csv.append(arrayOf(it.startTime.toString(), Team.get(it.teamBlue).teamName, Team.get(it.teamRed).teamName, winner, Groups.getGroup(it.fightID)).joinToString(","))
+                }
+                call.response.header("Content-Disposition", "attachment; filename=\"${event.eventName}.csv\"")
+                call.response.header("Content-Type", "text/csv")
+                call.response.header("Content-Transfer-Encoding", "binary")
+                call.response.header("Pragma", "no-cache")
+                call.respondText(csv.toString(), ContentType.Text.Plain, HttpStatusCode.OK)
+            }
             put {
                 val id = call.parameters["id"]?.toIntOrNull()
                 if (id == null) {