add an API endpoint to update tournament informations - closes #8128

app/controllers/Tournament.scala

@@ -355,6 +355,36 @@ final class Tournament(
         )
     }
 
+  def apiUpdate(id: String) =
+    ScopedBody(_.Tournament.Write) { implicit req => me =>
+      implicit def lang = reqLang
+      repo byId id flatMap {
+        _.filter(_.createdBy == me.id || isGranted(_.ManageTournament, me)) ?? { tour =>
+          env.team.api.lightsByLeader(me.id) flatMap { teams =>
+            forms
+              .edit(me, teams, tour)
+              .bindFromRequest()
+              .fold(
+                newJsonFormError,
+                data =>
+                  api.update(tour, data, teams) flatMap { tour =>
+                    jsonView(
+                      tour,
+                      none,
+                      none,
+                      getUserTeamIds = _ => fuccess(teams.map(_.id)),
+                      env.team.getTeamName,
+                      none,
+                      none,
+                      partial = false
+                    )(reqLang) map { Ok(_) }
+                  }
+              )
+          }
+        }
+      }
+    }
+
   def teamBattleEdit(id: String) =
     Auth { implicit ctx => me =>
       repo byId id flatMap {

conf/routes

@@ -594,6 +594,7 @@ GET   /api/tournament/:id/games        controllers.Api.tournamentGames(id: Strin
 GET   /api/tournament/:id/results      controllers.Api.tournamentResults(id: String)
 GET   /api/tournament/:id/teams        controllers.Api.tournamentTeams(id: String)
 POST  /api/tournament                  controllers.Tournament.apiCreate
+POST  /api/tournament/:id              controllers.Tournament.apiUpdate(id: String)
 POST  /api/tournament/team-battle/:id  controllers.Tournament.apiTeamBattleUpdate(id: String)
 POST  /api/swiss/new/:teamId           controllers.Swiss.apiCreate(teamId: String)
 GET   /api/swiss/:id/games             controllers.Api.swissGames(id: String)

modules/oauth/src/main/OAuthScope.scala

@@ -27,7 +27,7 @@ object OAuthScope {
   }
 
   object Tournament {
-    case object Write extends OAuthScope("tournament:write", "Create tournaments")
+    case object Write extends OAuthScope("tournament:write", "Create and update tournaments")
   }
 
   object Puzzle {

modules/tournament/src/main/TournamentApi.scala

@@ -99,7 +99,7 @@ final class TournamentApi(
     } inject tour
   }
 
-  def update(old: Tournament, data: TournamentSetup, leaderTeams: List[LeaderTeam]): Funit = {
+  def update(old: Tournament, data: TournamentSetup, leaderTeams: List[LeaderTeam]): Fu[Tournament] = {
     import data._
     val variant = if (old.isCreated) realVariant else old.variant
     val tour = old
@@ -127,7 +127,7 @@ final class TournamentApi(
           .copy(teamMember = old.conditions.teamMember) // can't change that
       )
     }
-    tournamentRepo update tour void
+    tournamentRepo update tour inject tour
   }
 
   def teamBattleUpdate(