Implement scene-based chapter quest progression

src/services/prompt.test.ts

@@ -197,4 +197,106 @@ describe('buildUserPrompt', () => {
     expect(prompt).not.toContain(npc.backstoryReveal.chapters[3]!.content);
     expect(prompt).not.toContain(npc.initialItems[0]!.name);
   });
+
+  it('requires an empty encounter payload during non-pending follow-up reasoning such as post-battle continuation', () => {
+    const prompt = buildUserPrompt(
+      WorldType.WUXIA,
+      createCharacter(),
+      [],
+      [
+        {
+          text: '挥刀抢攻',
+          options: [],
+          historyRole: 'action',
+        },
+        {
+          text: '山道客已经败下阵来。',
+          options: [],
+          historyRole: 'result',
+        },
+      ],
+      {
+        playerHp: 26,
+        playerMaxHp: 40,
+        playerMana: 8,
+        playerMaxMana: 20,
+        inBattle: false,
+        playerX: 0,
+        playerFacing: 'right',
+        playerAnimation: AnimationState.IDLE,
+        skillCooldowns: {},
+        sceneId: 'forest_road',
+        sceneName: '山道',
+        sceneDescription: '风从林梢压下来，地上还留着刚才交手的痕迹。',
+        pendingSceneEncounter: false,
+      },
+      '挥刀抢攻',
+    );
+
+    expect(prompt).toContain('encounter 必须为 null');
+    expect(prompt).toContain('战斗结束后的续写');
+  });
+
+  it('does not feed mixed-language history and directive snippets back into story prompts', () => {
+    const prompt = buildUserPrompt(
+      WorldType.WUXIA,
+      createCharacter(),
+      [],
+      [
+        {
+          text: 'Move forward carefully.',
+          options: [],
+          historyRole: 'action',
+        },
+        {
+          text: 'The wind is cold. 你听见山道尽头有脚步声。',
+          options: [],
+          historyRole: 'result',
+        },
+      ],
+      {
+        playerHp: 26,
+        playerMaxHp: 40,
+        playerMana: 8,
+        playerMaxMana: 20,
+        inBattle: false,
+        playerX: 0,
+        playerFacing: 'right',
+        playerAnimation: AnimationState.ATTACK,
+        skillCooldowns: {},
+        sceneId: 'forest_road',
+        sceneName: '山道',
+        sceneDescription: '风从林梢压下来。',
+        pendingSceneEncounter: false,
+        conversationSituation: 'post_battle_breath',
+        conversationPressure: 'medium',
+        recentSharedEvent:
+          'A fight just ended. Both sides are still catching their breath.',
+        talkPriority:
+          'Focus on the most useful judgment, danger, and next step.',
+        partyRelationshipNotes:
+          'Lan is becoming more open in private conversation.',
+        recentChronicleSummary: 'Baseline summary from previous run.',
+        sceneNarrativeDirective: {
+          primaryPressure: 'Danger is still active near the camp.',
+          activeThreadIds: ['thread-old-case'],
+          foregroundActorIds: [],
+          foregroundCarrierIds: [],
+          revealBudget: 'low',
+          emotionalCadence: 'tense',
+        },
+      },
+      'Move forward carefully.',
+    );
+
+    expect(prompt).not.toContain('A fight just ended');
+    expect(prompt).not.toContain('Focus on the most useful judgment');
+    expect(prompt).not.toContain('Baseline summary');
+    expect(prompt).not.toContain('Move forward carefully');
+    expect(prompt).not.toContain('thread-old-case');
+    expect(prompt).not.toContain('Danger is still active');
+    expect(prompt).toContain('战后缓气');
+    expect(prompt).toContain('紧绷');
+    expect(prompt).toContain('这一轮的局势已经出现了新的变化。');
+  });
 });