@page
@model PlanTempusAdmin.Pages.Forgejo.RepositoriesModel
@{
    ViewData["Title"] = "Forgejo Repositories";
}

@section Styles {
    <link rel="stylesheet" href="~/css/pages/forgejo.css" asp-append-version="true" />
}

<div class="page-header">
    <h1 class="page-title">Repositories</h1>
    <p class="page-subtitle">Alle repositories med backup status</p>
</div>

@if (!Model.IsConnected)
{
    <div class="card">
        <div class="card-body">
            <p class="text-danger">Kan ikke forbinde til Forgejo database</p>
        </div>
    </div>
}
else
{
    var backedUp = Model.Repositories.Count(r => Model.BackupStatus.ContainsKey(r.FullName.ToLower()));
    var notBackedUp = Model.Repositories.Count - backedUp;

    <!-- Stats -->
    <div class="status-grid">
        <div class="status-item">
            <div class="status-label">Total Repos</div>
            <div class="status-value">@Model.Repositories.Count</div>
        </div>
        <div class="status-item">
            <div class="status-label">Med Backup</div>
            <div class="status-value success">@backedUp</div>
        </div>
        <div class="status-item">
            <div class="status-label">Mangler Backup</div>
            <div class="status-value @(notBackedUp > 0 ? "warning" : "")">@notBackedUp</div>
        </div>
        <div class="status-item">
            <div class="status-label">Total Størrelse</div>
            <div class="status-value">@FormatSize(Model.Repositories.Sum(r => r.Size) * 1024)</div>
        </div>
    </div>

    <!-- Filter Tabs -->
    <div class="filter-tabs mt-2">
        <button class="filter-tab active" onclick="filterRepos('all')">Alle (@Model.Repositories.Count)</button>
        <button class="filter-tab" onclick="filterRepos('backed-up')">Med Backup (@backedUp)</button>
        <button class="filter-tab" onclick="filterRepos('not-backed-up')">Mangler Backup (@notBackedUp)</button>
        <button class="filter-tab" onclick="filterRepos('private')">Private (@Model.Repositories.Count(r => r.IsPrivate))</button>
    </div>

    <div class="card mt-2">
        <table class="table" id="repos-table">
            <thead>
                <tr>
                    <th>Repository</th>
                    <th>Type</th>
                    <th>Størrelse</th>
                    <th>Issues</th>
                    <th>PRs</th>
                    <th>Opdateret</th>
                    <th>Backup Status</th>
                </tr>
            </thead>
            <tbody>
                @foreach (var repo in Model.Repositories)
                {
                    var hasBackup = Model.BackupStatus.TryGetValue(repo.FullName.ToLower(), out var backupInfo);
                    var rowClass = hasBackup ? "backed-up" : "not-backed-up";
                    if (repo.IsPrivate) { rowClass += " private"; }

                    <tr class="repo-row @rowClass" data-name="@repo.FullName.ToLower()">
                        <td>
                            <code>@repo.FullName</code>
                            @if (repo.Description != null)
                            {
                                <div class="repo-desc">@TruncateText(repo.Description, 60)</div>
                            }
                        </td>
                        <td>
                            @if (repo.IsPrivate) { <span class="badge">privat</span> }
                            @if (repo.IsFork) { <span class="badge">fork</span> }
                            @if (repo.IsMirror) { <span class="badge">mirror</span> }
                            @if (repo.IsArchived) { <span class="badge badge-warning">arkiveret</span> }
                            @if (!repo.IsPrivate && !repo.IsFork && !repo.IsMirror && !repo.IsArchived) { <span class="badge badge-success">public</span> }
                        </td>
                        <td>@repo.SizeFormatted</td>
                        <td>
                            @if (repo.OpenIssues > 0)
                            {
                                <span class="text-warning">@repo.OpenIssues</span>
                            }
                            else
                            {
                                <span class="text-muted">0</span>
                            }
                        </td>
                        <td>
                            @if (repo.OpenPulls > 0)
                            {
                                <span class="text-warning">@repo.OpenPulls</span>
                            }
                            else
                            {
                                <span class="text-muted">0</span>
                            }
                        </td>
                        <td>@FormatTimeAgo(repo.UpdatedAt)</td>
                        <td>
                            @if (hasBackup)
                            {
                                <span class="badge badge-success">OK</span>
                                <span class="backup-detail">
                                    @FormatTimeAgo(backupInfo.LastBackup) · @FormatSize(backupInfo.LastSize)
                                </span>
                            }
                            else
                            {
                                <span class="badge badge-warning">MANGLER</span>
                            }
                        </td>
                    </tr>
                }
            </tbody>
        </table>
    </div>

    <!-- Missing Backups Alert -->
    @if (notBackedUp > 0)
    {
        <div class="card mt-2 warning-card">
            <div class="card-header">Repositories uden backup</div>
            <div class="card-body">
                <p style="margin-bottom: 12px;">Følgende repositories har ingen backup registreret:</p>
                <div class="missing-list">
                    @foreach (var repo in Model.Repositories.Where(r => !Model.BackupStatus.ContainsKey(r.FullName)))
                    {
                        <code class="missing-repo">@repo.FullName</code>
                    }
                </div>
            </div>
        </div>
    }
}

<script>
    function filterRepos(filter) {
        // Update active tab
        document.querySelectorAll('.filter-tab').forEach(tab => tab.classList.remove('active'));
        event.target.classList.add('active');

        // Filter rows
        document.querySelectorAll('.repo-row').forEach(row => {
            let show = false;
            switch (filter) {
                case 'all':
                    show = true;
                    break;
                case 'backed-up':
                    show = row.classList.contains('backed-up');
                    break;
                case 'not-backed-up':
                    show = row.classList.contains('not-backed-up') && !row.classList.contains('backed-up');
                    break;
                case 'private':
                    show = row.classList.contains('private');
                    break;
            }
            row.classList.toggle('hidden', !show);
        });
    }
</script>

@functions {
    string FormatSize(long bytes)
    {
        if (bytes == 0) return "0 B";
        var sizes = new[] { "B", "KB", "MB", "GB", "TB" };
        var i = (int)Math.Floor(Math.Log(bytes) / Math.Log(1024));
        return $"{Math.Round(bytes / Math.Pow(1024, i), 1)} {sizes[i]}";
    }

    string FormatTimeAgo(DateTime? time)
    {
        if (!time.HasValue) return "-";
        var diff = DateTime.Now - time.Value;
        if (diff.TotalMinutes < 1) return "lige nu";
        if (diff.TotalMinutes < 60) return $"{(int)diff.TotalMinutes}m siden";
        if (diff.TotalHours < 24) return $"{(int)diff.TotalHours}t siden";
        if (diff.TotalDays < 7) return $"{(int)diff.TotalDays}d siden";
        return time.Value.ToString("dd/MM");
    }

    string FormatTimeAgo(DateTime time) => FormatTimeAgo((DateTime?)time);

    string TruncateText(string text, int maxLength)
    {
        if (string.IsNullOrEmpty(text)) return "";
        return text.Length <= maxLength ? text : text.Substring(0, maxLength) + "...";
    }
}