use relay global ids

app/graphql/resolvers/base_resolver.rb

@@ -2,4 +2,9 @@ class Resolvers::BaseResolver
   def self.call(inputs, ctx)
     self.new.call(inputs, ctx)
   end
+
+  def database_id(global_id)
+    _, id = GraphQL::Schema::UniqueWithinType.decode(global_id)
+    return id
+  end
 end

app/graphql/resolvers/submit_score.rb

@@ -1,7 +1,7 @@
 class Resolvers::SubmitScore < Resolvers::BaseResolver
   def call(inputs, ctx)
     @tournament = ctx[:tournament]
-    @game = @tournament.games.find(inputs[:game_id])
+    @game = @tournament.games.find(database_id(inputs[:game_id]))
     @report = build_report(inputs)
 
     if !valid_submitter?
@@ -23,7 +23,7 @@ def build_report(inputs)
     ScoreReport.new(
       tournament_id: @tournament.id,
       game_id: @game.id,
-      team_id: inputs[:team_id],
+      team_id: database_id(inputs[:team_id]),
       submitter_fingerprint: inputs[:submitter_fingerprint],
       home_score: inputs[:home_score],
       away_score: inputs[:away_score],

app/graphql/schema.graphql

@@ -247,7 +247,7 @@ type ScheduleGamePayload {
 
 # A Score Dispute
 type ScoreDispute {
-  gameId: Int!
+  gameId: ID!
   id: ID!
 }
 

app/graphql/schema.rb

@@ -4,4 +4,13 @@ class Schema < GraphQL::Schema
   subscription Types::Subscription
 
   use GraphQL::Subscriptions::ActionCableSubscriptions
+
+  def self.id_from_object(object, type_definition, query_ctx)
+    GraphQL::Schema::UniqueWithinType.encode(object.class.name, object.id)
+  end
+
+  def self.object_from_id(id, query_ctx)
+    class_name, item_id = GraphQL::Schema::UniqueWithinType.decode(id)
+    Object.const_get(class_name).find(item_id)
+  end
 end

app/graphql/types/division.rb

@@ -2,7 +2,8 @@ class Types::Division < Types::BaseObject
   graphql_name "Division"
   description "A Division"
 
-  field :id, ID, null: false
+  global_id_field :id
+
   field :name, String, null: false
   field :numTeams, Int, null: false
   field :numDays, Int, null: false

app/graphql/types/field.rb

@@ -2,7 +2,8 @@ class Types::Field < Types::BaseObject
   graphql_name "Field"
   description "A Field"
 
-  field :id, ID, null: false
+  global_id_field :id
+
   field :name, String, null: false
   field :lat, Float, null: false
   field :long, Float, null: false

app/graphql/types/game.rb

@@ -2,7 +2,8 @@ class Types::Game < Types::BaseObject
   graphql_name "Game"
   description "A Game"
 
-  field :id, ID, null: false
+  global_id_field :id
+
   field :division, Types::Division, null: false
   field :pool, String, null: true
   field :bracketUid, String, null: true

app/graphql/types/score_dispute.rb

@@ -2,6 +2,6 @@ class Types::ScoreDispute < Types::BaseObject
   graphql_name "ScoreDispute"
   description "A Score Dispute"
 
-  field :id, ID, null: false
-  field :gameId, Int, null: false
+  global_id_field :id
+  field :gameId, ID, null: false
 end

app/graphql/types/score_report.rb

@@ -2,7 +2,8 @@ class Types::ScoreReport < Types::BaseObject
   graphql_name "ScoreReport"
   description "A Score Report"
 
-  field :id, ID, null: false
+  global_id_field :id
+
   field :submittedBy, String, null: false
   field :submitterFingerprint, String, null: false
   field :homeScore, Int, null: false

app/graphql/types/team.rb

@@ -2,7 +2,8 @@ class Types::Team < Types::BaseObject
   graphql_name "Team"
   description "A Team"
 
-  field :id, ID, null: false
+  global_id_field :id
+
   field :name, String, null: false
   field :email, String, auth: :required, null: true
   field :phone, String, auth: :required, null: true

app/graphql/types/user.rb

@@ -2,7 +2,8 @@ class Types::User < Types::BaseObject
   graphql_name "User"
   description "A User"
 
-  field :id, ID, null: false
+  global_id_field :id
+
   field :name, String, null: true
   field :email, String, null: false
 end

app/models/score_report.rb

@@ -56,7 +56,7 @@ def total
   def build_confirm_link
     params = {
       teamName: other_team.name,
-      gameId: game_id,
+      gameId: game_global_id,
       homeScore: home_score,
       awayScore: away_score
     }
@@ -67,9 +67,13 @@ def build_confirm_link
   def build_dispute_link
     params = {
       teamName: other_team.name,
-      gameId: game_id
+      gameId: game_global_id
     }
 
     "#{tournament.domain}/submit?#{params.to_query}"
   end
+
+  def game_global_id
+    GraphQL::Schema::UniqueWithinType.encode("Game", game_id)
+  end
 end

test/api/submit_score_test.rb

@@ -46,7 +46,7 @@ class SubmitScoreTest < ApiTest
     refute @game.reload.score_confirmed
 
     second_input = input.merge(
-      team_id: @game.away.id,
+      team_id:  build_global_id('Team', @game.away.id),
       submitter_fingerprint: 'fingerprint2'
     )
 
@@ -73,7 +73,7 @@ class SubmitScoreTest < ApiTest
     refute @game.reload.score_confirmed
 
     second_input = input.merge(
-      team_id: @game.away.id
+      team_id:  build_global_id('Team', @game.away.id)
     )
 
     execute_graphql("submitScore", "SubmitScoreInput", second_input)
@@ -86,7 +86,7 @@ class SubmitScoreTest < ApiTest
     refute @game.reload.score_confirmed
 
     second_input = input.merge(
-      team_id: @game.away.id,
+      team_id:  build_global_id('Team', @game.away.id),
       submitter_fingerprint: 'fingerprint2',
       home_score: 3,
       away_score: 15
@@ -132,8 +132,8 @@ class SubmitScoreTest < ApiTest
 
   def input
     {
-      game_id: @game.id,
-      team_id: @game.home.id,
+      game_id: build_global_id('Game', @game.id),
+      team_id: build_global_id('Team', @game.home.id),
       submitter_fingerprint: 'fingerprint',
       home_score: 15,
       away_score: 13,
@@ -145,4 +145,8 @@ def input
       comments: 'comment'
     }
   end
+
+  def build_global_id(type, id)
+    GraphQL::Schema::UniqueWithinType.encode(type, id)
+  end
 end