feat(mcp): implement all MCP tools (transactions, budgets, categories, receipts, merchants, accounts, dashboard)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-04-20 18:27:09 -04:00
parent f54c5ed54d
commit cbc46314db
8 changed files with 872 additions and 1 deletions
@@ -0,0 +1,67 @@
+using System.ComponentModel;
+using System.Text.Json;
+using Microsoft.EntityFrameworkCore;
+using ModelContextProtocol.Server;
+using MoneyMap.Data;
+
+namespace MoneyMap.Mcp.Tools;
+
+[McpServerToolType]
+public static class AccountTools
+{
+    private static readonly JsonSerializerOptions JsonOptions = new() { WriteIndented = true };
+
+    [McpServerTool(Name = "list_accounts"), Description("List all accounts with transaction counts.")]
+    public static async Task<string> ListAccounts(
+        MoneyMapContext db = default!)
+    {
+        var accounts = await db.Accounts
+            .Include(a => a.Cards)
+            .Include(a => a.Transactions)
+            .OrderBy(a => a.Institution).ThenBy(a => a.Last4)
+            .Select(a => new
+            {
+                a.Id,
+                a.Institution,
+                a.Last4,
+                a.Owner,
+                Label = a.DisplayLabel,
+                TransactionCount = a.Transactions.Count,
+                CardCount = a.Cards.Count
+            })
+            .ToListAsync();
+
+        return JsonSerializer.Serialize(accounts, JsonOptions);
+    }
+
+    [McpServerTool(Name = "list_cards"), Description("List all cards with account info and transaction counts.")]
+    public static async Task<string> ListCards(
+        [Description("Filter cards by account ID")] int? accountId = null,
+        MoneyMapContext db = default!)
+    {
+        var q = db.Cards
+            .Include(c => c.Account)
+            .Include(c => c.Transactions)
+            .AsQueryable();
+
+        if (accountId.HasValue)
+            q = q.Where(c => c.AccountId == accountId.Value);
+
+        var cards = await q
+            .OrderBy(c => c.Owner).ThenBy(c => c.Last4)
+            .Select(c => new
+            {
+                c.Id,
+                c.Issuer,
+                c.Last4,
+                c.Owner,
+                Label = c.DisplayLabel,
+                Account = c.Account != null ? c.Account.Institution + " " + c.Account.Last4 : null,
+                AccountId = c.AccountId,
+                TransactionCount = c.Transactions.Count
+            })
+            .ToListAsync();
+
+        return JsonSerializer.Serialize(cards, JsonOptions);
+    }
+}