server for rowboatx

apps/cli/src/mcp/repo.ts

@@ -0,0 +1,45 @@
+import { WorkDir } from "../config/config.js";
+import { McpServerConfig } from "./mcp.js";
+import { McpServerDefinition } from "./mcp.js";
+import fs from "fs/promises";
+import path from "path";
+import z from "zod";
+
+export interface IMcpConfigRepo {
+    getConfig(): Promise<z.infer<typeof McpServerConfig>>;
+    upsert(serverName: string, config: z.infer<typeof McpServerDefinition>): Promise<void>;
+    delete(serverName: string): Promise<void>;
+}
+
+export class FSMcpConfigRepo implements IMcpConfigRepo {
+    private readonly configPath = path.join(WorkDir, "config", "mcp.json");
+
+    constructor() {
+        this.ensureDefaultConfig();
+    }
+
+    private async ensureDefaultConfig(): Promise<void> {
+        try {
+            await fs.access(this.configPath);
+        } catch (error) {
+            await fs.writeFile(this.configPath, JSON.stringify({ mcpServers: {} }, null, 2));
+        }
+    }
+
+    async getConfig(): Promise<z.infer<typeof McpServerConfig>> {
+        const config = await fs.readFile(this.configPath, "utf8");
+        return McpServerConfig.parse(JSON.parse(config));
+    }
+
+    async upsert(serverName: string, config: z.infer<typeof McpServerDefinition>): Promise<void> {
+        const conf = await this.getConfig();
+        conf.mcpServers[serverName] = config;
+        await fs.writeFile(this.configPath, JSON.stringify(conf, null, 2));
+    }
+
+    async delete(serverName: string): Promise<void> {
+        const conf = await this.getConfig();
+        delete conf.mcpServers[serverName];
+        await fs.writeFile(this.configPath, JSON.stringify(conf, null, 2));
+    }
+}