69 lines
2.6 KiB
C#
69 lines
2.6 KiB
C#
using System.ComponentModel;
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using System.Text.Json;
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using Microsoft.EntityFrameworkCore;
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using ModelContextProtocol.Server;
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using MoneyMap.Data;
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using MoneyMap.Services;
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namespace MoneyMap.Mcp.Tools;
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[McpServerToolType]
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public static class DashboardTools
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{
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private static readonly JsonSerializerOptions JsonOptions = new() { WriteIndented = true };
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[McpServerTool(Name = "get_dashboard"), Description("Get dashboard overview: top spending categories, recent transactions, and aggregate stats.")]
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public static async Task<string> GetDashboard(
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[Description("Number of top categories to show (default 8)")] int? topCategoriesCount = null,
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[Description("Number of recent transactions to show (default 20)")] int? recentTransactionsCount = null,
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IDashboardService dashboardService = default!)
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{
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var data = await dashboardService.GetDashboardDataAsync(
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topCategoriesCount ?? 8,
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recentTransactionsCount ?? 20);
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return JsonSerializer.Serialize(data, JsonOptions);
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}
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[McpServerTool(Name = "get_monthly_trend"), Description("Get month-over-month spending totals for trend analysis.")]
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public static async Task<string> GetMonthlyTrend(
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[Description("Number of months to include (default 6)")] int? months = null,
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[Description("Filter to a specific category")] string? category = null,
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MoneyMapContext db = default!)
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{
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var monthCount = months ?? 6;
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var endDate = DateTime.Today;
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var startDate = new DateTime(endDate.Year, endDate.Month, 1).AddMonths(-(monthCount - 1));
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var q = db.Transactions
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.Where(t => t.Date >= startDate && t.Date <= endDate)
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.Where(t => t.Amount < 0)
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.Where(t => t.TransferToAccountId == null)
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.ExcludeTransfers();
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if (!string.IsNullOrWhiteSpace(category))
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q = q.Where(t => t.Category == category);
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var monthly = await q
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.GroupBy(t => new { t.Date.Year, t.Date.Month })
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.Select(g => new
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{
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Year = g.Key.Year,
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Month = g.Key.Month,
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Total = g.Sum(t => Math.Abs(t.Amount)),
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Count = g.Count()
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})
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.OrderBy(x => x.Year).ThenBy(x => x.Month)
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.ToListAsync();
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var result = monthly.Select(m => new
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{
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Period = $"{m.Year}-{m.Month:D2}",
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m.Total,
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m.Count
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}).ToList();
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return JsonSerializer.Serialize(new { Category = category ?? "All Spending", Months = result }, JsonOptions);
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}
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}
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