@using PowderCoating.Core.Entities
@model List<Budget>

@{
    ViewData["Title"] = "Budgets";
    ViewData["PageIcon"] = "bi-pie-chart";
    var byYear = Model.GroupBy(b => b.FiscalYear).OrderByDescending(g => g.Key).ToList();
}

<div class="d-flex justify-content-between align-items-center mb-4">
    <div></div>
    <div class="d-flex gap-2">
        <a asp-controller="Reports" asp-action="BudgetVsActual" class="btn btn-outline-primary">
            <i class="bi bi-bar-chart-line me-2"></i>Budget vs. Actual Report
        </a>
        <a asp-action="Create" class="btn btn-primary">
            <i class="bi bi-plus-circle me-2"></i>New Budget
        </a>
    </div>
</div>

@if (TempData["Success"] != null)
{
    <div class="alert alert-success alert-permanent alert-dismissible fade show" role="alert">
        <i class="bi bi-check-circle me-2"></i>@TempData["Success"]
        <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
    </div>
}
@if (TempData["Error"] != null)
{
    <div class="alert alert-danger alert-permanent alert-dismissible fade show" role="alert">
        <i class="bi bi-exclamation-triangle me-2"></i>@TempData["Error"]
        <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
    </div>
}

@if (!Model.Any())
{
    <div class="card border-0 shadow-sm">
        <div class="card-body text-center text-muted py-5">
            <i class="bi bi-pie-chart display-4 d-block mb-3 opacity-25"></i>
            <p class="mb-0">No budgets yet. <a asp-action="Create">Create your first budget</a> to start tracking variance against actual results.</p>
        </div>
    </div>
}
else
{
    @foreach (var group in byYear)
    {
        <div class="card border-0 shadow-sm mb-4">
            <div class="card-header bg-white border-0 py-3 d-flex justify-content-between align-items-center">
                <h5 class="mb-0 fw-semibold"><i class="bi bi-calendar3 me-2 text-primary"></i>Fiscal Year @group.Key</h5>
            </div>
            <div class="card-body p-0">
                <table class="table table-hover align-middle mb-0">
                    <thead class="table-light">
                        <tr>
                            <th>Budget Name</th>
                            <th class="text-center">Lines</th>
                            <th class="text-end">Total Revenue Budget</th>
                            <th class="text-end">Total Expense Budget</th>
                            <th class="text-center">Default</th>
                            <th></th>
                        </tr>
                    </thead>
                    <tbody>
                        @foreach (var b in group.OrderBy(b => b.Name))
                        {
                            var revLines = b.Lines.Where(l => l.Account?.AccountType == PowderCoating.Core.Enums.AccountType.Revenue);
                            var expLines = b.Lines.Where(l => l.Account?.AccountType == PowderCoating.Core.Enums.AccountType.Expense);
                            <tr>
                                <td class="fw-semibold">
                                    @b.Name
                                    @if (!string.IsNullOrWhiteSpace(b.Notes))
                                    {
                                        <div class="text-muted small">@b.Notes</div>
                                    }
                                </td>
                                <td class="text-center">@b.Lines.Count</td>
                                <td class="text-end text-success">@b.Lines.Sum(l => l.Annual).ToString("C")</td>
                                <td class="text-end text-danger">&mdash;</td>
                                <td class="text-center">
                                    @if (b.IsDefault)
                                    {
                                        <span class="badge bg-primary">Default</span>
                                    }
                                    else
                                    {
                                        <form asp-action="SetDefault" asp-route-id="@b.Id" method="post" class="d-inline">
                                            @Html.AntiForgeryToken()
                                            <button type="submit" class="btn btn-sm btn-outline-secondary">Set Default</button>
                                        </form>
                                    }
                                </td>
                                <td class="text-end">
                                    <div class="d-flex gap-1 justify-content-end">
                                        <a asp-action="Edit" asp-route-id="@b.Id" class="btn btn-sm btn-outline-primary">
                                            <i class="bi bi-pencil"></i>
                                        </a>
                                        <button type="button" class="btn btn-sm btn-outline-secondary"
                                                data-bs-toggle="modal" data-bs-target="#copyModal"
                                                data-budget-id="@b.Id" data-budget-name="@b.Name">
                                            <i class="bi bi-copy"></i>
                                        </button>
                                        <form asp-action="Delete" asp-route-id="@b.Id" method="post" class="d-inline"
                                              onsubmit="return confirm('Delete budget &quot;@b.Name&quot;? This cannot be undone.')">
                                            @Html.AntiForgeryToken()
                                            <button type="submit" class="btn btn-sm btn-outline-danger">
                                                <i class="bi bi-trash"></i>
                                            </button>
                                        </form>
                                    </div>
                                </td>
                            </tr>
                        }
                    </tbody>
                </table>
            </div>
        </div>
    }
}

<!-- Copy Modal -->
<div class="modal fade" id="copyModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title"><i class="bi bi-copy me-2"></i>Copy Budget</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <form asp-action="Copy" method="post">
                @Html.AntiForgeryToken()
                <input type="hidden" name="id" id="copyBudgetId" />
                <div class="modal-body">
                    <p>Copy <strong id="copyBudgetName"></strong> to a new fiscal year as a starting point.</p>
                    <div class="mb-3">
                        <label class="form-label">New Fiscal Year</label>
                        <input type="number" name="newYear" class="form-control" value="@(DateTime.Now.Year + 1)" min="2000" max="2099" required />
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal">Cancel</button>
                    <button type="submit" class="btn btn-primary"><i class="bi bi-copy me-2"></i>Copy Budget</button>
                </div>
            </form>
        </div>
    </div>
</div>

@section Scripts {
    <script src="~/js/budget-index.js" asp-append-version="true"></script>
}