@page "/portal/rapporter/support"
@attribute [Authorize]
@using SQLInsight.Hub.Support
@inject PortalQueries Queries

<PageTitle>Supportrapport · SQLInsight Hub</PageTitle>
@if (_report is null)
{
    return;
}

<h1>Supportrapport</h1>
<p class="lead">
    Sager oprettet og lukket i perioden, åbne sager nu og hvor hurtigt sagerne blev løst.
    Løsningstid er tiden fra oprettelse til lukning for sager lukket i perioden. Tider er UTC.
</p>

<form method="get" action="/portal/rapporter/support" class="inline-form report-filter">
    <label>Fra <input type="date" name="fra" value="@_report.From.ToString("yyyy-MM-dd", CultureInfo.InvariantCulture)" /></label>
    <label>Til og med <input type="date" name="til" value="@_report.To.AddDays(-1).ToString("yyyy-MM-dd", CultureInfo.InvariantCulture)" /></label>
    <label>Kunde
        <select name="kunde">
            <option value="">Alle kunder</option>
            @foreach (var (id, name) in _customers)
            {
                <option value="@id" selected="@(id == Kunde)">@name</option>
            }
        </select>
    </label>
    <button type="submit" class="primary">Vis</button>
    <a class="theme-toggle" href="@CsvUrl">Hent CSV</a>
</form>

<section class="kpis">
    <div class="kpi"><div><strong>@_report.Total.Created</strong><span>oprettet</span></div></div>
    <div class="kpi"><div><strong>@_report.Total.Closed</strong><span>lukket</span></div></div>
    <div class="kpi"><div><strong>@_report.Total.OpenNow</strong><span>åbne nu</span></div></div>
    <div class="kpi"><div><strong>@SupportReport.Duration(_report.Total.MedianResolution)</strong><span>median løsningstid</span></div></div>
    <div class="kpi"><div><strong>@SupportReport.Duration(_report.Total.AverageResolution)</strong><span>gennemsnitlig løsningstid</span></div></div>
</section>

<section class="card">
    <div class="card-head"><h2>Pr. kunde</h2></div>
    @if (_report.Customers.Count == 0)
    {
        <p class="empty">Ingen sager i perioden.</p>
    }
    else
    {
        <table>
            <thead>
                <tr>
                    <th>Kunde</th><th class="num">Oprettet</th><th class="num">Lukket</th><th class="num">Åbne nu</th>
                    <th>Gennemsnit</th><th>Median</th><th>Ældste åbne</th><th class="num">Oprettet af kunden</th>
                </tr>
            </thead>
            <tbody>
                @foreach (var c in _report.Customers.Append(_report.Total))
                {
                    <tr class="@(c.CustomerId is null ? "total" : "")">
                        <td>@if (c.CustomerId is { } id) { <a href="/portal/kunder/@id">@c.Customer</a> } else { <strong>@c.Customer</strong> }</td>
                        <td class="num">@c.Created</td>
                        <td class="num">@c.Closed</td>
                        <td class="num">@c.OpenNow</td>
                        <td class="nowrap">@SupportReport.Duration(c.AverageResolution)</td>
                        <td class="nowrap">@SupportReport.Duration(c.MedianResolution)</td>
                        <td class="nowrap">@SupportReport.Duration(c.OldestOpenAge)</td>
                        <td class="num">@(c.CustomerCreatedShare is { } share ? share.ToString("P0", Danish) : "–")</td>
                    </tr>
                }
            </tbody>
        </table>
    }
</section>

<section class="card">
    <div class="card-head"><h2>Sager i perioden</h2></div>
    @if (_report.Cases.Count == 0)
    {
        <p class="empty">Ingen.</p>
    }
    else
    {
        <table>
            <thead><tr><th>Sag</th><th>Kunde</th><th>Titel</th><th>Kilde</th><th>Oprettet</th><th>Lukket</th><th>Løsningstid</th></tr></thead>
            <tbody>
                @foreach (var c in _report.Cases)
                {
                    <tr>
                        <td class="mono nowrap">@c.Reference</td>
                        <td><a href="/portal/kunder/@c.CustomerId">@c.Customer</a></td>
                        <td>@c.Title</td>
                        <td>@(c.Source == SQLInsight.Contracts.SupportCaseSources.Customer ? "Kunde" : "SEOSoft")</td>
                        <td class="nowrap">@c.CreatedAt.ToString("yyyy-MM-dd HH:mm", CultureInfo.InvariantCulture)</td>
                        <td class="nowrap">@c.ClosedAt?.ToString("yyyy-MM-dd HH:mm", CultureInfo.InvariantCulture)</td>
                        <td class="nowrap">@(c.ClosedAt is null ? "åben" : SupportReport.Duration(c.ResolutionTime))</td>
                    </tr>
                }
            </tbody>
        </table>
    }
</section>

@code {
    private static readonly CultureInfo Danish = CultureInfo.GetCultureInfo("da-DK");

    [SupplyParameterFromQuery] public DateTime? Fra { get; set; }
    [SupplyParameterFromQuery] public DateTime? Til { get; set; }
    [SupplyParameterFromQuery] public int? Kunde { get; set; }

    private SupportReportResult? _report;
    private IReadOnlyList<(int Id, string Name)> _customers = [];

    private string CsvUrl =>
        $"/portal/actions/reports/support.csv?fra={_report!.From:yyyy-MM-dd}&til={_report.To.AddDays(-1):yyyy-MM-dd}{(Kunde is { } k ? $"&kunde={k}" : "")}";

    protected override async Task OnInitializedAsync()
    {
        var (from, to) = SupportReportPeriod.Resolve(Fra, Til, Queries.Now);
        _report = await Queries.SupportReportAsync(from, to, Kunde);
        _customers = await Queries.CustomerNamesAsync();
    }
}