From cf4051c29a8de44abe8517bee5dd05a1705fb645 Mon Sep 17 00:00:00 2001
From: Kyle Florence <kyle.florence@gmail.com>
Date: Mon, 5 Jan 2026 18:00:56 -0800
Subject: [PATCH] Add best possible score to challenge mode. Fixes #23

---
 src/components/game.js |  3 ++-
 src/components/grid.js | 14 ++++++++++++--
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/src/components/game.js b/src/components/game.js
index a65e4df..16e407b 100644
--- a/src/components/game.js
+++ b/src/components/game.js
@@ -297,7 +297,8 @@ export class Game {
         { name: 'Progress', value: `${statistics.progress}%` },
         { name: 'Average Word Length', value: statistics.averageWordLength },
         { name: 'Hidden Words Found', value: hiddenWords },
-        { name: 'Your Best Score', value: `${statistics.best} (${statistics.bestDiff})` }
+        { name: 'Your Best Score', value: `${statistics.best} (${statistics.bestDiff})` },
+        { name: 'Best Possible Score', value: statistics.bestPossible }
       ].map((item) => {
         const $content = document.createElement('span')
         $content.textContent = item.name
diff --git a/src/components/grid.js b/src/components/grid.js
index 3bb60b0..08593b4 100644
--- a/src/components/grid.js
+++ b/src/components/grid.js
@@ -171,7 +171,7 @@ export class Grid {
 
   getStatistics (state) {
     state ??= this.getState()
-    return new Grid.Statistics(this.#configuration, state, this.getWords(state))
+    return new Grid.Statistics(this.#configuration, state, this.getWords(state), this.#cells)
   }
 
   getSwaps () {
@@ -1104,6 +1104,7 @@ export class Grid {
     averageWordLength
     best
     bestDiff
+    bestPossible
     hiddenWordCount
     hiddenWordsGuessed
     moves
@@ -1112,7 +1113,7 @@ export class Grid {
     swapCount
     wordCount
 
-    constructor (configuration, state, words) {
+    constructor (configuration, state, words, cells) {
       const { size } = configuration
       const { length, points } = words.reduce(
         (acc, word) => ({ length: acc.length + word.content.length, points: acc.points + word.points }),
@@ -1122,9 +1123,18 @@ export class Grid {
       const score = points + (length === size ? size : 0)
       const diff = state.user.highScore - score
 
+      const hiddenWords = state.configuration.words.map((content, index) =>
+        new Word(
+          configuration.width,
+          state.configuration.wordIndexes[index].map((index) => cells[index]),
+          new Grid.Move(Grid.Move.Types.Spell, { match: Grid.Match.Exact })
+        )
+      )
+
       this.averageWordLength = length === 0 ? 0 : (length / words.length).toPrecision(2)
       this.best = state.user.highScore
       this.bestDiff = diff === 0 ? '=' : (diff < 0 ? diff : `+${diff}`)
+      this.bestPossible = hiddenWords.reduce((points, word) => points + word.points, 0) + size
       this.hiddenWordCount = state.configuration.words.length
       this.hiddenWordsGuessed = state.configuration.words
         .filter((content) => words.some((word) => word.content === content)).length