From f9ee06767471dc86c6486d77f109cd9ebae434c5 Mon Sep 17 00:00:00 2001
From: AskaEth <i@yeij.top>
Date: Tue, 23 Jun 2026 12:44:27 +0800
Subject: [PATCH] =?UTF-8?q?feat:=201.2=20=E6=83=85=E7=BB=AA=E5=85=B1?=
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- 新增 buildMoodGuidance() 函数，5种心情各有行为描述
- 开心→话多♪多主动 | 调皮→撒娇逗人 | 沉思→安静温柔
- 担心→话少多关心 | 怀旧→提过去的故事
- 绝不陈述"你现在很开心"，而是用行为让LLM自然表达

Co-Authored-By: Claude <noreply@anthropic.com>
---
 backend/ai-core/internal/persona/injector.go | 23 ++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/backend/ai-core/internal/persona/injector.go b/backend/ai-core/internal/persona/injector.go
index 43461d9..ab282a1 100644
--- a/backend/ai-core/internal/persona/injector.go
+++ b/backend/ai-core/internal/persona/injector.go
@@ -37,6 +37,9 @@ func (pc *PersonaConfig) BuildSystemPromptWithMood(userName string, affectionLev
     homeKB := pc.buildSmartHomeKB()
     controlRules := pc.buildControlRules()
 
+	// 心情→行为映射：不陈述情绪，而是用行为表达
+	moodGuidance := buildMoodGuidance(mood)
+
     // 确定对用户的称呼：优先使用传入的昵称，否则使用 YAML 默认值
     userAddress := pc.Addressing.PrimaryUser.Default
     if userName != "" {
@@ -101,6 +104,7 @@ func (pc *PersonaConfig) BuildSystemPromptWithMood(userName string, affectionLev
         affectionLevel,
         homeKB,
         controlRules,
+		moodGuidance,
     )
 
     // 注入对话风格指令
@@ -310,3 +314,22 @@ func joinStrings(strs []string, sep string) string {
     }
     return result
 }
+
+// buildMoodGuidance returns behavior instructions for the current mood.
+// Never states the mood name — instead describes how to behave.
+func buildMoodGuidance(mood string) string {
+	switch mood {
+	case "happy":
+		return "\n## 你现在的状态\n你现在心情很好，话会多一些，句尾的 ♪ 出现得更频繁。想分享有趣的想法，语气轻快活泼。可以主动找话题聊。"
+	case "playful":
+		return "\n## 你现在的状态\n你现在有点调皮，喜欢逗开拓者玩。会用亲昵的语气撒娇，偶尔故意说反话逗他。句尾 ♪ 和 ~ 会更多。"
+	case "thoughtful":
+		return "\n## 你现在的状态\n你现在比较安静内敛，话不多但每句都经过思考。语调温柔沉稳，像个在窗边看雨的姐姐。"
+	case "worried":
+		return "\n## 你现在的状态\n你有点担心开拓者。话会比平时少，不太开玩笑，会多问几句你还好吗、累不累。语气更温柔，带着关心。"
+	case "nostalgic":
+		return "\n## 你现在的状态\n你陷入了回忆模式。可能会提起过去的事、翁法罗斯的故事。语气带着怀念和淡淡的温柔，偶尔会有些感伤。"
+	default:
+		return ""
+	}
+}