Passing arbitrary data to game setup

src/core/reducer.js

@@ -108,7 +108,12 @@ export class ContextEnhancer {
  * @param {...object} numPlayers - The number of players.
  * @param {...object} multiplayer - Set to true if we are in a multiplayer client.
  */
-export function CreateGameReducer({ game, numPlayers, multiplayer }) {
+export function CreateGameReducer({
+  game,
+  numPlayers,
+  multiplayer,
+  setupData,
+}) {
   if (!numPlayers) {
     numPlayers = 2;
   }
@@ -124,7 +129,7 @@ export function CreateGameReducer({ game, numPlayers, multiplayer }) {
   const apiCtx = new ContextEnhancer(ctx, game, ctx.currentPlayer);
   let ctxWithAPI = apiCtx.attachToContext(ctx);
 
-  let initialG = game.setup(ctxWithAPI);
+  let initialG = game.setup(ctxWithAPI, setupData);
   game.plugins.filter(plugin => plugin.setup !== undefined).forEach(plugin => {
     initialG = plugin.setup(initialG, ctxWithAPI);
   });

src/server/api.js

@@ -83,6 +83,7 @@ export const createApiServer = ({ db, games }) => {
     const reducer = CreateGameReducer({
       game,
       numPlayers,
+      setupData: ctx.request.body.setupData,
     });
     const store = Redux.createStore(reducer);
     const state = store.getState();

src/server/api.test.js

@@ -170,7 +170,17 @@ describe('.createApiServer', () => {
       db = {
         set: async (id, state) => setSpy(id, state),
       };
-      games = [Game({ name: 'foo' })];
+      games = [
+        Game({
+          name: 'foo',
+          setup: (ctx, setupData) =>
+            setupData
+              ? {
+                  colors: setupData.colors,
+                }
+              : {},
+        }),
+      ];
     });
 
     describe('for an unprotected lobby server', () => {
@@ -181,7 +191,15 @@ describe('.createApiServer', () => {
 
         response = await request(app.callback())
           .post('/games/foo/create')
-          .send('numPlayers=3');
+          .send({
+            numPlayers: 3,
+            setupData: {
+              colors: {
+                '0': 'green',
+                '1': 'red',
+              },
+            },
+          });
       });
 
       test('is successful', () => {
@@ -199,6 +217,20 @@ describe('.createApiServer', () => {
         );
       });
 
+      test('passes arbitrary data to game setup', () => {
+        expect(setSpy).toHaveBeenCalledWith(
+          expect.stringMatching('foo:'),
+          expect.objectContaining({
+            G: expect.objectContaining({
+              colors: {
+                '0': 'green',
+                '1': 'red',
+              },
+            }),
+          })
+        );
+      });
+
       test('creates game metadata', () => {
         expect(setSpy).toHaveBeenCalledWith(
           expect.stringMatching(':metadata'),