@vite(['resources/css/app.css'])

<div class="hd-helpdesk-surface mx-auto max-w-[1800px] space-y-6" dusk="helpdesk-kanban-board"
    wire:poll.visible.5s="refreshBoard" wire:key="helpdesk-kanban-root">
    <div
        class="overflow-hidden rounded-3xl border border-zinc-200 bg-white shadow-sm dark:border-zinc-700 dark:bg-zinc-900">
        <div class="bg-gradient-to-br from-slate-950 via-slate-900 to-blue-950 px-6 py-7 text-white">
            <div class="flex flex-col gap-4 lg:flex-row lg:items-center lg:justify-between">
                <div>
                    <p class="text-xs font-semibold uppercase tracking-[0.28em] text-blue-200">Helpdesk workflow</p>
                    <h1 class="mt-2 text-3xl font-semibold tracking-tight">Kanban board</h1>
                    <p class="mt-2 max-w-3xl text-sm text-blue-100/90">Drag tickets between board columns. Boards and
                        columns are configured in Helpdesk Settings.</p>
                </div>

                <div class="flex flex-wrap gap-2">
                    <a href="{{ route('helpdesk.index') }}" wire:navigate class="hd-btn hd-btn-blue">
                        <i class="fa-solid fa-gauge-high" aria-hidden="true"></i>
                        <span>Dashboard</span>
                    </a>

                    <a href="{{ route('helpdesk.tickets.create') }}" wire:navigate class="hd-btn hd-btn-green">
                        <i class="fa-solid fa-plus" aria-hidden="true"></i>
                        <span>New Ticket</span>
                    </a>

                    <a href="{{ route('helpdesk.settings') }}" wire:navigate class="hd-btn hd-btn-amber">
                        <i class="fa-solid fa-gear" aria-hidden="true"></i>
                        <span>Configure boards</span>
                    </a>

                    <a href="{{ route('helpdesk.tickets.index') }}" wire:navigate class="hd-btn hd-btn-blue">
                        <i class="fa-solid fa-list" aria-hidden="true"></i>
                        <span>List view</span>
                    </a>
                </div>
            </div>
        </div>
    </div>
    @if ($boards->isEmpty())
        <div
            class="rounded-2xl border border-amber-300 bg-amber-50 px-5 py-4 text-sm text-amber-900 dark:border-amber-800 dark:bg-amber-950 dark:text-amber-100">
            No Kanban boards exist yet. Open Helpdesk Settings and create a board with at least one status column.
        </div>
    @else
        <div
            class="flex flex-col gap-4 rounded-2xl border border-zinc-200 bg-white p-4 shadow-sm dark:border-zinc-700 dark:bg-zinc-900 md:flex-row md:items-center md:justify-between">
            <div class="min-w-0">
                <h2 class="text-sm font-semibold text-zinc-900 dark:text-zinc-100">Active board: {{ $board?->name ?? 'None' }}</h2>
                <p class="text-xs text-zinc-500 dark:text-zinc-400">
                    {{ $board?->description ?: 'Use settings to configure which statuses appear as draggable columns.' }}
                </p>
                @if ($board?->owner)
                    <p class="mt-1 text-xs font-semibold text-emerald-600 dark:text-emerald-300">Owner:
                        {{ $board->owner->name }}</p>
                @endif
            </div>

            <div class="hd-select-wrap shrink-0 md:w-72">
                <label for="kanban-board-select" class="sr-only">Kanban board</label>
                <select
                    id="kanban-board-select"
                    class="hd-select"
                    onchange="window.location.href = '{{ route('helpdesk.kanban') }}?board_id=' + encodeURIComponent(this.value)"
                >
                    @foreach ($boards as $availableBoard)
                        <option value="{{ $availableBoard->id }}" @selected((int) $board_id === (int) $availableBoard->id)>
                            {{ $availableBoard->name }}{{ $availableBoard->owner ? ' · ' . $availableBoard->owner->name : '' }}
                        </option>
                    @endforeach
                </select>
            </div>
        </div>

        @if ($statuses->isEmpty())
            <div
                class="rounded-2xl border border-amber-500/40 bg-amber-950/70 px-5 py-4 text-sm font-semibold text-amber-100">
                This board is being initialised with the default workflow statuses. Refresh the page if the columns do
                not appear immediately.
            </div>
        @else
            <div class="flex gap-4 overflow-x-auto pb-4" data-helpdesk-kanban-board
                wire:key="helpdesk-kanban-columns-{{ $board?->id ?? 0 }}-{{ $refreshNonce }}">
                @foreach ($statuses as $status)
                    @php($tickets = $ticketsByStatus[$status->id] ?? collect())

                    <section
                        class="flex min-h-[640px] w-[330px] shrink-0 flex-col overflow-hidden rounded-2xl border border-zinc-200 bg-zinc-100 shadow-sm dark:border-zinc-700 dark:bg-zinc-950"
                        dusk="kanban-column-{{ $status->slug }}"
                        wire:key="kanban-column-{{ $board?->id ?? 0 }}-{{ $status->id }}-{{ $refreshNonce }}">
                        <header
                            class="border-b border-zinc-200 bg-white px-4 py-4 dark:border-zinc-800 dark:bg-zinc-900">
                            <div class="flex items-start justify-between gap-3">
                                <div>
                                    <h2
                                        class="text-sm font-bold uppercase tracking-wide text-zinc-900 dark:text-zinc-100">
                                        {{ $status->name }}</h2>
                                    <p class="mt-1 text-xs text-zinc-500"><span data-helpdesk-kanban-count
                                            data-status-id="{{ $status->id }}">{{ $tickets->count() }}</span>
                                        tickets</p>
                                </div>
                                <span class="inline-flex h-4 w-4 rounded-full ring-4 ring-zinc-100 dark:ring-zinc-800"
                                    style="background-color: {{ \Modules\Helpdesk\Support\Color::css($status->color) }}"></span>
                            </div>
                        </header>

                        <div id="helpdesk-kanban-column-{{ $status->id }}"
                            class="helpdesk-kanban-column min-h-[560px] flex-1 space-y-3 p-3 transition data-[drag-over=true]:bg-blue-50 dark:data-[drag-over=true]:bg-blue-950/30"
                            data-helpdesk-kanban-column data-status-id="{{ $status->id }}"
                            wire:key="kanban-dropzone-{{ $board?->id ?? 0 }}-{{ $status->id }}-{{ $refreshNonce }}">
                            @forelse ($tickets as $ticket)
                                <article
                                    class="group cursor-grab rounded-2xl border border-zinc-200 bg-white p-4 shadow-sm transition hover:-translate-y-0.5 hover:shadow-md active:cursor-grabbing dark:border-zinc-800 dark:bg-zinc-900"
                                    draggable="true" data-helpdesk-kanban-ticket data-ticket-id="{{ $ticket->id }}"
                                    wire:key="kanban-ticket-{{ $ticket->id }}-{{ $ticket->status_id }}-{{ $ticket->board_id }}-{{ optional($ticket->updated_at)->timestamp }}"
                                    dusk="kanban-ticket-{{ $ticket->id }}">
                                    <div class="flex items-start justify-between gap-3">
                                        <div class="min-w-0">
                                            <div
                                                class="font-mono text-xs font-semibold text-blue-700 dark:text-blue-300">
                                                {{ $ticket->reference }}</div>
                                            <h3
                                                class="mt-1 line-clamp-3 text-sm font-semibold leading-5 text-zinc-900 dark:text-zinc-100">
                                                {{ $ticket->subject }}</h3>
                                        </div>

                                        @if ($ticket->priority)
                                            <span class="shrink-0 rounded-full px-2 py-1 text-xs font-bold text-white"
                                                style="background-color: {{ \Modules\Helpdesk\Support\Color::css($ticket->priority->color) }}">
                                                {{ $ticket->priority->name }}
                                            </span>
                                        @endif
                                    </div>

                                    <div class="mt-3 space-y-1.5 text-xs text-zinc-500 dark:text-zinc-400">
                                        <div class="flex items-center gap-2"><i class="fa-solid fa-user w-3"
                                                aria-hidden="true"></i> {{ $ticket->owner?->name ?? 'Unknown' }}</div>
                                        <div class="flex items-center gap-2"><i class="fa-solid fa-user-gear w-3"
                                                aria-hidden="true"></i> {{ $ticket->agent?->name ?? 'Unassigned' }}
                                        </div>
                                        @if ($ticket->project)
                                            <div class="flex items-center gap-2"><i
                                                    class="fa-solid fa-diagram-project w-3" aria-hidden="true"></i>
                                                {{ $ticket->project->title }}</div>
                                        @endif
                                        @if ($ticket->team)
                                            <div class="flex items-center gap-2"><i class="fa-solid fa-users w-3"
                                                    aria-hidden="true"></i> {{ $ticket->team->name }}</div>
                                        @endif
                                        @if ($ticket->product)
                                            <div class="flex items-center gap-2"><i class="fa-solid fa-box w-3"
                                                    aria-hidden="true"></i> {{ $ticket->product->name }}</div>
                                        @endif
                                    </div>


                                    <form method="POST" action="{{ route('helpdesk.tickets.board.update', $ticket) }}"
                                        class="mt-3 rounded-xl border border-emerald-500/20 bg-emerald-950/20 p-2">
                                        @csrf
                                        <input type="hidden" name="return_to_board_id" value="{{ $board?->id }}">
                                        <label
                                            for="board_id_{{ $ticket->id }}" class="mb-1 block text-[11px] font-bold uppercase tracking-wide text-emerald-200/80">Board</label>
                                        <div class="hd-ticket-board-select-wrap">
                                            <select id="board_id_{{ $ticket->id }}" name="board_id"
                                                class="hd-ticket-board-select"
                                                draggable="false"
                                                onchange="this.form.requestSubmit ? this.form.requestSubmit() : this.form.submit()"
                                                onclick="event.stopPropagation()"
                                                onkeydown="event.stopPropagation()"
                                                onmousedown="event.stopPropagation()">
                                                @foreach ($boards as $ticketBoard)
                                                    <option value="{{ $ticketBoard->id }}"
                                                        @selected((int) $ticket->board_id === (int) $ticketBoard->id)>{{ $ticketBoard->name }}</option>
                                                @endforeach
                                            </select>
                                        </div>
                                    </form>
                                    @if ($ticket->tags->isNotEmpty())
                                        <div class="mt-3 flex flex-wrap gap-1">
                                            @foreach ($ticket->tags as $tag)
                                                <span
                                                    class="rounded-full px-2 py-0.5 text-[11px] font-semibold text-white"
                                                    style="background-color: {{ \Modules\Helpdesk\Support\Color::css($tag->color) }}">{{ $tag->name }}</span>
                                            @endforeach
                                        </div>
                                    @endif

                                    @if ($ticket->checklistItems->isNotEmpty())
                                        @php($done = $ticket->checklistItems->where('is_completed', true)->count())
                                        <div class="mt-3 text-xs text-zinc-500">Checklist
                                            {{ $done }}/{{ $ticket->checklistItems->count() }}</div>
                                    @endif

                                    @if ($ticket->sla_first_response_breached || $ticket->sla_resolution_breached)
                                        <div
                                            class="mt-3 rounded-lg border border-red-300 bg-red-50 px-3 py-2 text-xs font-semibold text-red-800 dark:border-red-900 dark:bg-red-950 dark:text-red-100">
                                            SLA breach</div>
                                    @endif

                                    <div
                                        class="mt-4 flex items-center justify-between gap-2 border-t border-zinc-100 pt-3 dark:border-zinc-800">
                                        <a href="{{ route('helpdesk.tickets.show', $ticket) }}" wire:navigate
                                            class="rounded-lg bg-blue-600 px-3 py-1.5 text-xs font-semibold text-white hover:bg-blue-700">Open</a>
                                        @can('update', $ticket)
                                            <a href="{{ route('helpdesk.tickets.edit', $ticket) }}" wire:navigate
                                                class="rounded-lg bg-emerald-600 px-3 py-1.5 text-xs font-semibold text-white hover:bg-emerald-700">Edit</a>
                                        @endcan
                                    </div>
                                </article>
                            @empty
                                <div
                                    class="rounded-2xl border border-dashed border-zinc-300 bg-white p-6 text-center text-sm text-zinc-500 dark:border-zinc-700 dark:bg-zinc-900">
                                    Drop tickets here for {{ $status->name }}.
                                </div>
                            @endforelse
                        </div>
                    </section>
                @endforeach
            </div>
        @endif
    @endif

    @script
        <script>
            const initialiseHelpdeskKanban = function() {
                let draggedTicketId = null;
                let draggedCard = null;

                const updateColumnCounts = function() {
                    document.querySelectorAll('[data-helpdesk-kanban-count]').forEach(function(counter) {
                        const statusId = counter.dataset.statusId;
                        const column = document.querySelector('[data-helpdesk-kanban-column][data-status-id="' +
                            statusId + '"]');

                        if (!column) {
                            return;
                        }

                        counter.textContent = column.querySelectorAll('[data-helpdesk-kanban-ticket]').length
                            .toString();
                    });
                };

                const forceLivewireRefresh = function() {
                    if (typeof $wire !== 'undefined' && typeof $wire.$refresh === 'function') {
                        return Promise.resolve($wire.$refresh());
                    }

                    if (typeof Livewire !== 'undefined' && typeof Livewire.find === 'function') {
                        const root = document.querySelector('[wire\\:id]');
                        const component = root ? Livewire.find(root.getAttribute('wire:id')) : null;

                        if (component && typeof component.$refresh === 'function') {
                            return Promise.resolve(component.$refresh());
                        }
                    }

                    window.location.reload();

                    return Promise.resolve();
                };

                document.querySelectorAll('[data-helpdesk-kanban-ticket]').forEach(function(card) {
                    if (card.dataset.nativeDragReady === '1') return;
                    card.dataset.nativeDragReady = '1';

                    card.addEventListener('dragstart', function(event) {
                        draggedTicketId = card.dataset.ticketId;
                        draggedCard = card;
                        event.dataTransfer.effectAllowed = 'move';
                        event.dataTransfer.setData('text/plain', draggedTicketId);
                        event.dataTransfer.setData('application/x-helpdesk-ticket-id', draggedTicketId);
                        card.classList.add('opacity-60');
                    });

                    card.addEventListener('dragend', function() {
                        card.classList.remove('opacity-60');
                        document.querySelectorAll('[data-helpdesk-kanban-column]').forEach(function(
                            column) {
                            column.dataset.dragOver = 'false';
                            column.dataset.refreshing = 'false';
                        });
                    });
                });

                document.querySelectorAll('[data-helpdesk-kanban-column]').forEach(function(column) {
                    if (column.dataset.nativeDropReady === '1') return;
                    column.dataset.nativeDropReady = '1';

                    column.addEventListener('dragover', function(event) {
                        event.preventDefault();
                        event.dataTransfer.dropEffect = 'move';
                        column.dataset.dragOver = 'true';
                    });

                    column.addEventListener('dragleave', function(event) {
                        if (!column.contains(event.relatedTarget)) {
                            column.dataset.dragOver = 'false';
                        }
                    });

                    column.addEventListener('drop', function(event) {
                        event.preventDefault();
                        column.dataset.dragOver = 'false';

                        const ticketId = event.dataTransfer.getData('application/x-helpdesk-ticket-id') ||
                            event.dataTransfer.getData('text/plain') || draggedTicketId;
                        const statusId = column.dataset.statusId;
                        const card = draggedCard || document.querySelector(
                            '[data-helpdesk-kanban-ticket][data-ticket-id="' + ticketId + '"]');

                        if (!ticketId || !statusId || !card) return;

                        column.dataset.refreshing = 'true';
                        column.appendChild(card);
                        updateColumnCounts();

                        Promise.resolve($wire.moveTicket(ticketId, statusId))
                            .then(forceLivewireRefresh)
                            .finally(function() {
                                column.dataset.refreshing = 'false';
                                draggedTicketId = null;
                                draggedCard = null;
                                updateColumnCounts();
                                setTimeout(initialiseHelpdeskKanban, 50);
                            });
                    });
                });

                updateColumnCounts();
            };

            initialiseHelpdeskKanban();
            document.addEventListener('livewire:navigated', initialiseHelpdeskKanban);
            document.addEventListener('livewire:updated', initialiseHelpdeskKanban);
            document.addEventListener('helpdesk-kanban-moved', function() {
                setTimeout(function() {
                    initialiseHelpdeskKanban();

                    if (typeof $wire !== 'undefined' && typeof $wire.$refresh === 'function') {
                        $wire.$refresh();
                    }
                }, 50);
            });
        </script>
    @endscript
</div>