Files
agenticSystem/mcp-server/tools/docs/_docsReader.js
Jordan Diaz 6881d64a08 ajustes
2026-04-25 10:27:51 +00:00

152 lines
4.3 KiB
JavaScript

import fs from "node:fs/promises";
import path from "node:path";
/**
* Lectura directa de los markdown del knowledge base desde el filesystem.
*
* El MCP server corre dentro del container `agentic` junto al FastAPI, asi
* que los .md viven en `/app/docs/` (la imagen los copia ahi).
*
* En caso de override por entorno, respeta `ACAI_DOCS_DIR`. En desarrollo
* fuera del container, fallback a paths relativos al cwd.
*/
function resolveDocsDir() {
const override = process.env.ACAI_DOCS_DIR;
if (override) return override;
// Container path
return "/app/docs";
}
export async function listDocs() {
const dir = resolveDocsDir();
let files;
try {
files = await fs.readdir(dir);
} catch (err) {
const error = new Error(`No se pudo leer el directorio de docs (${dir}): ${err.message}`);
error.code = "DOCS_DIR_NOT_FOUND";
throw error;
}
const mdFiles = files.filter((f) => f.endsWith(".md")).sort();
const docs = [];
for (const file of mdFiles) {
const id = file.replace(/\.md$/i, "");
const filePath = path.join(dir, file);
const content = await fs.readFile(filePath, "utf8");
const lines = content.split("\n");
const titleLine = lines.find((l) => l.trim().startsWith("# ")) || id;
const title = titleLine.replace(/^#+/, "").trim();
// Summary: primeras 30 lineas no-heading, capeado a 500 chars
const summaryLines = [];
for (const line of lines.slice(0, 30)) {
const t = line.trim();
if (t && !t.startsWith("#")) summaryLines.push(t);
if (summaryLines.join(" ").length > 500) break;
}
const summary = summaryLines.join(" ").slice(0, 500);
docs.push({
id,
title,
summary,
chars: content.length,
});
}
return docs;
}
export async function readDoc(name, section) {
const dir = resolveDocsDir();
const safeName = String(name).replace(/\.md$/i, "").replace(/[\/\\]/g, "");
const filePath = path.join(dir, `${safeName}.md`);
let content;
try {
content = await fs.readFile(filePath, "utf8");
} catch (err) {
const error = new Error(`Doc '${safeName}' no encontrado en ${dir}`);
error.code = "DOC_NOT_FOUND";
throw error;
}
const titleLine = content.split("\n").find((l) => l.trim().startsWith("# ")) || safeName;
const title = titleLine.replace(/^#+/, "").trim();
const availableSections = listSections(content);
if (section) {
const sectionContent = extractSection(content, section);
if (sectionContent === null) {
return {
id: safeName,
title,
section_requested: section,
section_found: false,
available_sections: availableSections,
chars: 0,
content: "",
};
}
return {
id: safeName,
title,
section,
section_found: true,
chars: sectionContent.length,
content: sectionContent,
};
}
return {
id: safeName,
title,
section: null,
section_found: true,
chars: content.length,
available_sections: availableSections,
content,
};
}
function listSections(content) {
const sections = [];
for (const line of content.split("\n")) {
const t = line.trimStart();
if (t.startsWith("## ") && !t.startsWith("### ")) {
sections.push(t.slice(3).trim());
}
}
return sections;
}
function extractSection(content, query) {
const q = String(query).toLowerCase().trim();
if (!q) return null;
const lines = content.split("\n");
const captured = [];
let capturing = false;
for (const line of lines) {
const t = line.trimStart();
const isH2 = t.startsWith("## ") && !t.startsWith("### ");
if (isH2) {
const heading = t.slice(3).trim();
if (capturing) break;
if (heading.toLowerCase().includes(q)) {
capturing = true;
captured.push(line);
continue;
}
}
if (capturing) captured.push(line);
}
if (captured.length === 0) return null;
return captured.join("\n").trimEnd();
}