feat: return gRPC responses indirectly to be more future-proof

api/pwengine.proto

@@ -92,9 +92,9 @@ service Engine {
   // Get current user session, based on JWT token
   rpc GetUserSession(Void) returns (UserSessionOutput) { option (google.api.http) = {get: "/user-session"}; };
   rpc SetPreferences(SetPreferencesInput) returns (Void) { option (google.api.http) = {post: "/preferences"; body: "*"}; };
-  rpc ListChallenges(Void) returns (pathwar.db.ChallengeList) { option (google.api.http) = {get: "/challenges"}; };
-  rpc ListTeams(Void) returns (pathwar.db.TeamList) { option (google.api.http) = {get: "/teams"}; };
-  rpc ListTournamentTeams(ListTournamentTeamsInput) returns (pathwar.db.TournamentTeamList) { option (google.api.http) = {get: "/tournament/teams"}; };
+  rpc ListChallenges(Void) returns (ListChallengesOutput) { option (google.api.http) = {get: "/challenges"}; };
+  rpc ListTeams(Void) returns (ListTeamsOutput) { option (google.api.http) = {get: "/teams"}; };
+  rpc ListTournamentTeams(ListTournamentTeamsInput) returns (ListTournamentTeamsOutput) { option (google.api.http) = {get: "/tournament/teams"}; };
   rpc GetStatus(Void) returns (Status) { option (google.api.http) = {get: "/status"}; }
 
   //
@@ -121,6 +121,18 @@ message SetPreferencesInput {
   // bool dark_mode
 }
 
+message ListTournamentTeamsOutput {
+  repeated pathwar.db.TournamentTeam items = 1;
+}
+
+message ListTeamsOutput {
+  repeated pathwar.db.Team items = 1;
+}
+
+message ListChallengesOutput {
+  repeated pathwar.db.Challenge items = 1;
+}
+
 message UserSessionOutput {
   message TournamentAndTeam {
     pathwar.db.Tournament tournament = 1;

go/pkg/pwengine/api_pub_listchallenges.go

@@ -2,12 +2,10 @@ package pwengine
 
 import (
 	"context"
-
-	"pathwar.land/go/pkg/pwdb"
 )
 
-func (e *engine) ListChallenges(context.Context, *Void) (*pwdb.ChallengeList, error) {
-	var challenges pwdb.ChallengeList
+func (e *engine) ListChallenges(context.Context, *Void) (*ListChallengesOutput, error) {
+	var challenges ListChallengesOutput
 	if err := e.db.Set("gorm:auto_preload", true).Find(&challenges.Items).Error; err != nil {
 		return nil, err
 	}

go/pkg/pwengine/api_pub_listteams.go

@@ -2,12 +2,10 @@ package pwengine
 
 import (
 	"context"
-
-	"pathwar.land/go/pkg/pwdb"
 )
 
-func (e *engine) ListTeams(context.Context, *Void) (*pwdb.TeamList, error) {
-	var teams pwdb.TeamList
+func (e *engine) ListTeams(context.Context, *Void) (*ListTeamsOutput, error) {
+	var teams ListTeamsOutput
 	if err := e.db.Set("gorm:auto_preload", true).Find(&teams.Items).Error; err != nil {
 		return nil, err
 	}

go/pkg/pwengine/api_pub_listtournamentteams.go

@@ -7,7 +7,7 @@ import (
 	"pathwar.land/go/pkg/pwdb"
 )
 
-func (e *engine) ListTournamentTeams(ctx context.Context, in *ListTournamentTeamsInput) (*pwdb.TournamentTeamList, error) {
+func (e *engine) ListTournamentTeams(ctx context.Context, in *ListTournamentTeamsInput) (*ListTournamentTeamsOutput, error) {
 	{ // validation
 		if in.TournamentID == 0 {
 			return nil, ErrMissingArgument
@@ -28,7 +28,7 @@ func (e *engine) ListTournamentTeams(ctx context.Context, in *ListTournamentTeam
 		}
 	}
 
-	var ret pwdb.TournamentTeamList
+	var ret ListTournamentTeamsOutput
 	err := e.db.
 		Set("gorm:auto_preload", true).
 		Where(pwdb.TournamentTeam{TournamentID: in.TournamentID}).