@model IEnumerable<PowderCoating.Application.DTOs.Company.FormulaLibraryCardDto>
@using PowderCoating.Application.DTOs.Company
@{
    ViewData["Title"] = "Community Formula Library";
    var search = ViewBag.Search as string;
    var outputMode = ViewBag.OutputMode as string;
    var industryHint = ViewBag.IndustryHint as string;
    var totalCount = (int)(ViewBag.TotalCount ?? 0);
}

<div class="container-fluid px-4">
    <div class="d-flex align-items-center justify-content-between mb-4">
        <div>
            <h1 class="h3 mb-1">
                <i class="bi bi-collection me-2 text-primary"></i>Community Formula Library
            </h1>
            <p class="text-muted mb-0">Browse and import pricing formulas shared by the Powder Coating Logix community.</p>
        </div>
        <a asp-controller="CompanySettings" asp-action="Index" asp-fragment="custom-formulas"
           class="btn btn-outline-secondary">
            <i class="bi bi-gear me-1"></i>My Formulas
        </a>
    </div>

    @* Search + Filter Bar *@
    <div class="card mb-4 border-0 shadow-sm">
        <div class="card-body py-3">
            <form method="get" asp-action="Index" class="row g-2 align-items-end">
                <div class="col-md-5">
                    <label class="form-label small fw-semibold mb-1">Search</label>
                    <div class="input-group">
                        <span class="input-group-text"><i class="bi bi-search"></i></span>
                        <input type="text" name="search" value="@search"
                               class="form-control" placeholder="Name, description, tags, company&hellip;" />
                    </div>
                </div>
                <div class="col-md-3">
                    <label class="form-label small fw-semibold mb-1">Output Mode</label>
                    <select name="outputMode" class="form-select">
                        <option value="">All modes</option>
                        <option value="FixedRate" selected="@(outputMode == "FixedRate")">Fixed Rate</option>
                        <option value="SurfaceAreaSqFt" selected="@(outputMode == "SurfaceAreaSqFt")">Surface Area (sq ft)</option>
                    </select>
                </div>
                <div class="col-md-3">
                    <label class="form-label small fw-semibold mb-1">Industry</label>
                    <input type="text" name="industryHint" value="@industryHint"
                           class="form-control" placeholder="HVAC, Automotive&hellip;" />
                </div>
                <div class="col-md-1">
                    <button type="submit" class="btn btn-primary w-100">
                        <i class="bi bi-funnel-fill"></i>
                    </button>
                </div>
            </form>
        </div>
    </div>

    @* Results header *@
    <div class="d-flex align-items-center mb-3">
        <span class="text-muted small">
            @totalCount formula@(totalCount == 1 ? "" : "s") in the library
            @if (!string.IsNullOrWhiteSpace(search) || !string.IsNullOrWhiteSpace(outputMode) || !string.IsNullOrWhiteSpace(industryHint))
            {
                <span>&mdash; <a asp-action="Index" class="text-decoration-none">clear filters</a></span>
            }
        </span>
    </div>

    @if (!Model.Any())
    {
        <div class="text-center py-5">
            <i class="bi bi-collection display-4 text-muted mb-3 d-block"></i>
            <h5 class="text-muted">No formulas found</h5>
            @if (!string.IsNullOrWhiteSpace(search) || !string.IsNullOrWhiteSpace(outputMode))
            {
                <p class="text-muted mb-0">Try broadening your search or <a asp-action="Index">view all formulas</a>.</p>
            }
            else
            {
                <p class="text-muted mb-0">Be the first to share a formula from <a asp-controller="CompanySettings" asp-action="Index" asp-fragment="custom-formulas">your templates</a>!</p>
            }
        </div>
    }
    else
    {
        <div class="row g-3" id="libraryGrid">
            @foreach (var item in Model)
            {
                <div class="col-md-6 col-xl-4">
                    <div class="card h-100 border-0 shadow-sm formula-card @(item.IsOwnFormula ? "border-start border-warning border-3" : item.AlreadyImported ? "border-start border-success border-3" : "")">
                        <div class="card-body d-flex flex-column">

                            @* Header row *@
                            <div class="d-flex align-items-start gap-2 mb-2">
                                <div class="flex-grow-1 min-w-0">
                                    <h6 class="fw-semibold mb-0 text-truncate" title="@item.Name">@item.Name</h6>
                                    <small class="text-muted">
                                        <i class="bi bi-building me-1"></i>@item.SourceCompanyName
                                    </small>
                                </div>
                                <div class="d-flex flex-column align-items-end gap-1 flex-shrink-0">
                                    @if (item.OutputMode == "FixedRate")
                                    {
                                        <span class="badge bg-primary-subtle text-primary border border-primary-subtle">Fixed Rate</span>
                                    }
                                    else
                                    {
                                        <span class="badge bg-info-subtle text-info border border-info-subtle">Surface Area</span>
                                    }
                                    @if (item.IsOwnFormula)
                                    {
                                        <span class="badge bg-warning-subtle text-warning border border-warning-subtle">
                                            <i class="bi bi-star-fill me-1"></i>Your Formula
                                        </span>
                                    }
                                    else if (item.AlreadyImported)
                                    {
                                        <span class="badge bg-success-subtle text-success border border-success-subtle">
                                            <i class="bi bi-check-lg me-1"></i>Imported
                                        </span>
                                    }
                                </div>
                            </div>

                            @* Description *@
                            @if (!string.IsNullOrWhiteSpace(item.Description))
                            {
                                <p class="text-muted small mb-2 flex-grow-1" style="display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden">
                                    @item.Description
                                </p>
                            }
                            else
                            {
                                <div class="flex-grow-1"></div>
                            }

                            @* Inspired by *@
                            @if (!string.IsNullOrWhiteSpace(item.InspiredByName))
                            {
                                <p class="text-muted small mb-2 fst-italic">
                                    <i class="bi bi-diagram-2 me-1"></i>Inspired by
                                    &ldquo;@item.InspiredByName&rdquo; from @item.InspiredByCompanyName
                                </p>
                            }

                            @* Tags *@
                            @if (!string.IsNullOrWhiteSpace(item.Tags))
                            {
                                <div class="mb-2">
                                    @foreach (var tag in item.Tags.Split(',', StringSplitOptions.RemoveEmptyEntries))
                                    {
                                        <span class="badge bg-secondary-subtle text-secondary border border-secondary-subtle me-1">@tag.Trim()</span>
                                    }
                                </div>
                            }

                            @* Footer row *@
                            <div class="d-flex align-items-center justify-content-between mt-auto pt-2 border-top">
                                <small class="text-muted">
                                    <i class="bi bi-download me-1"></i>@item.ImportCount import@(item.ImportCount == 1 ? "" : "s")
                                </small>
                                @if (item.IsOwnFormula)
                                {
                                    <a asp-controller="CompanySettings" asp-action="Index" asp-fragment="custom-formulas"
                                       class="btn btn-sm btn-outline-warning">
                                        <i class="bi bi-gear me-1"></i><span>Manage</span>
                                    </a>
                                }
                                else
                                {
                                    <button type="button"
                                            class="btn btn-sm @(item.AlreadyImported ? "btn-outline-success" : "btn-outline-primary") btn-import"
                                            data-item-id="@item.Id"
                                            data-item-name="@item.Name">
                                        @if (item.AlreadyImported)
                                        {
                                            <i class="bi bi-check-lg me-1"></i><span>Already Imported</span>
                                        }
                                        else
                                        {
                                            <i class="bi bi-cloud-download me-1"></i><span>Preview &amp; Import</span>
                                        }
                                    </button>
                                }
                            </div>
                        </div>
                    </div>
                </div>
            }
        </div>
    }
</div>

@* Import Preview Modal *@
<div class="modal fade" id="importModal" tabindex="-1" aria-labelledby="importModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title" id="importModalLabel">
                    <i class="bi bi-cloud-download me-2"></i>Import Formula
                </h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body" id="importModalBody">
                <div class="text-center py-4">
                    <div class="spinner-border text-primary" role="status"></div>
                    <p class="mt-2 text-muted">Loading formula details&hellip;</p>
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                <button type="button" class="btn btn-primary" id="btnConfirmImport" disabled>
                    <i class="bi bi-cloud-download me-1"></i>Import to My Formulas
                </button>
            </div>
        </div>
    </div>
</div>

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