From b1dad6bedaa20a1ecc2485cd9afdb3387785bb03 Mon Sep 17 00:00:00 2001
From: Qu Yi <quyimail@foxmail.com>
Date: Mon, 16 Dec 2024 19:28:31 +0800
Subject: [PATCH] Code Separation: Related Skill Selection

---
 src/agent/library/skill_library.js | 45 ++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/agent/library/skill_library.js

diff --git a/src/agent/library/skill_library.js b/src/agent/library/skill_library.js
new file mode 100644
index 0000000..356c614
--- /dev/null
+++ b/src/agent/library/skill_library.js
@@ -0,0 +1,45 @@
+import { cosineSimilarity } from '../../utils/math.js';
+import { getSkillDocs } from './index.js';
+
+export class SkillLibrary {
+    constructor(agent,embedding_model) {
+        this.agent = agent;
+        this.embedding_model = embedding_model;
+        this.skill_docs_embeddings = {};
+    }
+    async initSkillLibrary() {
+        await Promise.all([
+            ...getSkillDocs().map(async (doc) => {
+                let func_name_desc = doc.split('\n').slice(0, 2).join('');
+                this.skill_docs_embeddings[doc] = await this.embedding_model.embed(func_name_desc);
+            })
+        ]);
+    }
+
+    async getRelevantSkillDocs(message, select_num) {
+        let latest_message_embedding = '';
+        if(message) //message is not empty, get the relevant skill docs, else return all skill docs
+            latest_message_embedding = await this.embedding_model.embed(message);
+
+        let skill_doc_similarities = Object.keys(this.skill_docs_embeddings)
+            .map(doc_key => ({
+                doc_key,
+                similarity_score: cosineSimilarity(latest_message_embedding, this.skill_docs_embeddings[doc_key])
+            }))
+            .sort((a, b) => b.similarity_score - a.similarity_score);
+
+        let length = skill_doc_similarities.length;
+        if (typeof select_num !== 'number' || isNaN(select_num) || select_num < 0) {
+            select_num = length;
+        } else {
+            select_num = Math.min(Math.floor(select_num), length);
+        }
+        let selected_docs = skill_doc_similarities.slice(0, select_num);
+        let relevant_skill_docs = '#### RELEVENT DOCS INFO ###\nThe following functions are listed in descending order of relevance.\n';
+        relevant_skill_docs += 'SkillDocs:\n'
+        relevant_skill_docs += selected_docs.map(doc => `${doc.doc_key}`).join('\n### ');
+        return relevant_skill_docs;
+    }
+
+
+}