Wire up talent HP bonus with per-level scaling (e.g. Grit +2 HP and +1/level)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

client/src/components/CharacterCard.tsx

@@ -3,6 +3,7 @@ import HpBar from "./HpBar";
 import StatBlock from "./StatBlock";
 import styles from "./CharacterCard.module.css";
 import { calculateAC } from "../utils/derived-ac";
+import { getTalentHpBonus } from "../utils/talent-effects";
 
 interface CharacterCardProps {
   character: Character;
@@ -38,7 +39,7 @@ export default function CharacterCard({
       <div className={styles.hpAcRow} onClick={(e) => e.stopPropagation()}>
         <HpBar
           current={character.hp_current}
-          max={character.hp_max}
+          max={character.hp_max + getTalentHpBonus(character)}
           onChange={(hp) => onHpChange(character.id, hp)}
         />
         <div className={styles.ac}>

client/src/components/CharacterSheet.module.css

@@ -76,6 +76,12 @@
   font-weight: 600;
 }
 
+.hpBonus {
+  color: #4caf50;
+  font-size: 0.65rem;
+  margin-left: 0.15rem;
+}
+
 .xpThreshold {
   font-size: 0.75rem;
   color: #666;

client/src/components/CharacterSheet.tsx

@@ -1,6 +1,7 @@
 import { useState, useRef, useEffect } from "react";
 import type { Character, GameItem } from "../types";
 import { calculateAC } from "../utils/derived-ac";
+import { getTalentHpBonus } from "../utils/talent-effects";
 import AcDisplay from "./AcDisplay";
 import InlineNumber from "./InlineNumber";
 import StatsPanel from "./StatsPanel";
@@ -51,6 +52,8 @@ export default function CharacterSheet({
   const [confirmDelete, setConfirmDelete] = useState(false);
   const debounceRef = useRef<ReturnType<typeof setTimeout>>();
   const acBreakdown = calculateAC(character);
+  const hpBonus = getTalentHpBonus(character);
+  const effectiveHpMax = character.hp_max + hpBonus;
   const xpThreshold = character.level * 10;
 
   useEffect(() => {
@@ -122,14 +125,24 @@ export default function CharacterSheet({
               />
               <span className={styles.hpSlash}>/</span>
               {mode === "edit" ? (
+                <>
                   <InlineNumber
                     value={character.hp_max}
                     onChange={(hp) => onUpdate(character.id, { hp_max: hp })}
                     className={styles.hpMax}
                     min={0}
                   />
+                  {hpBonus > 0 && (
+                    <span className={styles.hpBonus}>(+{hpBonus})</span>
+                  )}
+                </>
               ) : (
-                <span className={styles.hpMax}>{character.hp_max}</span>
+                <span className={styles.hpMax}>
+                  {effectiveHpMax}
+                  {hpBonus > 0 && (
+                    <span className={styles.hpBonus}> (+{hpBonus})</span>
+                  )}
+                </span>
               )}
             </div>
           </div>

client/src/utils/talent-effects.ts

@@ -73,7 +73,7 @@ export function getTalentGearSlotsBonus(character: Character): number {
 }
 
 /**
- * Get HP bonus from talents (e.g. Grit +2).
+ * Get HP bonus from talents (e.g. Grit +2 and +1 per level).
  */
 export function getTalentHpBonus(character: Character): number {
   let bonus = 0;
@@ -81,6 +81,9 @@ export function getTalentHpBonus(character: Character): number {
     if (typeof talent.effect.hp_bonus === "number") {
       bonus += talent.effect.hp_bonus;
     }
+    if (typeof talent.effect.hp_per_level === "number") {
+      bonus += talent.effect.hp_per_level * character.level;
+    }
   }
   return bonus;
 }

server/src/db.ts

@@ -155,4 +155,12 @@ if (talentCount === 0) {
   }
 }
 
+// --- Migration: update Grit talent to include hp_per_level ---
+db.prepare(
+  `UPDATE game_talents SET effect = '{"hp_bonus":2,"hp_per_level":1}' WHERE name = 'Grit' AND effect = '{"hp_bonus":2}'`,
+).run();
+db.prepare(
+  `UPDATE character_talents SET effect = '{"hp_bonus":2,"hp_per_level":1}' WHERE name = 'Grit' AND effect = '{"hp_bonus":2}'`,
+).run();
+
 export default db;

server/src/seed-dev-data.ts

@@ -202,7 +202,7 @@ export function seedDevData() {
     brynnId,
     "Grit",
     "+2 HP and +1 HP each level",
-    '{"hp_bonus":2}',
+    '{"hp_bonus":2,"hp_per_level":1}',
     null,
   );
 

server/src/seed-talents.ts

@@ -23,7 +23,7 @@ export const SEED_TALENTS: SeedTalent[] = [
     name: "Grit",
     source: "Fighter",
     description: "Gain +2 HP and +1 HP each level",
-    effect: { hp_bonus: 2 },
+    effect: { hp_bonus: 2, hp_per_level: 1 },
   },
 
   // --- Priest ---