using IdokladSdk.Enums;
using Microsoft.AspNetCore.Mvc;
using Idoklad.Services;

namespace Idoklad.Controllers;

/// <summary>Agenda statistics and summaries. Requires iDoklad credentials.</summary>
[ApiController]
[Route("statistics")]
[Produces("application/json")]
[Tags("Statistics")]
public sealed class StatisticsController : ControllerBase
{
    private readonly StatisticsService _service;

    public StatisticsController(StatisticsService service) => _service = service;

    /// <summary>Invoicing totals for a relative period (e.g. LastSevenDays, ThisMonth).</summary>
    [HttpGet("invoicing-for-period/{periodType}")]
    public async Task<IActionResult> InvoicingForPeriod(PeriodType periodType, CancellationToken ct)
        => Ok(await _service.InvoicingForPeriodAsync(periodType, ct));

    /// <summary>Invoicing totals for a relative year (e.g. ThisYear, LastYear).</summary>
    [HttpGet("invoicing-for-year/{yearType}")]
    public async Task<IActionResult> InvoicingForYear(YearType yearType, CancellationToken ct)
        => Ok(await _service.InvoicingForYearAsync(yearType, ct));

    /// <summary>Invoicing summary broken down by quarter.</summary>
    [HttpGet("quarter-summary")]
    public async Task<IActionResult> QuarterSummary(CancellationToken ct)
        => Ok(await _service.QuarterSummaryAsync(ct));

    /// <summary>Top partners by turnover (optionally limited by count).</summary>
    [HttpGet("top-partners")]
    public async Task<IActionResult> TopPartners([FromQuery] int? count, CancellationToken ct)
        => Ok(await _service.TopPartnersAsync(count, ct));

    /// <summary>Overall agenda summary (totals and key figures).</summary>
    [HttpGet("agenda-summary")]
    public async Task<IActionResult> AgendaSummary(CancellationToken ct)
        => Ok(await _service.AgendaSummaryAsync(ct));

    /// <summary>Statistics for a single contact by id.</summary>
    [HttpGet("contact/{id:int}")]
    public async Task<IActionResult> StatisticForContact(int id, CancellationToken ct)
        => Ok(await _service.StatisticForContactAsync(id, ct));

    /// <summary>Receivables broken down by debt age intervals.</summary>
    [HttpGet("debt-intervals")]
    public async Task<IActionResult> DebtIntervals(CancellationToken ct)
        => Ok(await _service.DebtIntervalsAsync(ct));

    /// <summary>Top debtors by outstanding amount (optionally limited by count).</summary>
    [HttpGet("top-debtors")]
    public async Task<IActionResult> TopDebtors([FromQuery] int? count, CancellationToken ct)
        => Ok(await _service.TopDebtorsAsync(count, ct));

    /// <summary>Progress of the agenda towards the VAT-payer registration threshold.</summary>
    [HttpGet("vat-payer-progress")]
    public async Task<IActionResult> VatPayerProgress(CancellationToken ct)
        => Ok(await _service.VatPayerProgressAsync(ct));
}