Convex MCP server

import { query } from "./_generated/server";
import { v } from "convex/values";

export const averagePurchasePrice = query({
  args: { email: v.string() },
  handler: async (ctx, args) => {
    const userPurchases = await ctx.db
      .query("purchases")
      .withIndex("by_buyer", (q) => q.eq("buyer", args.email))
      .collect();
    // highlight-start
    const sum = userPurchases.reduce((a, { value: b }) => a + b, 0);
    return sum / userPurchases.length;
    // highlight-end
  },
});