@extends('layouts.app')
@section('title', '契約書一覧')
@section('page-title', '契約書一覧')
@section('page-subtitle')
送受信した文書を管理・検索します。文書管理番号・相手方・契約日・金額などで絞り込めます（CSV 出力対応）。
@endsection

@section('content')
<div class="d-flex justify-content-between align-items-center mb-3 flex-wrap gap-2">
  <a href="{{ route('contract.index') }}" class="btn btn-sm btn-outline-secondary"><i class="bi bi-arrow-left me-1"></i>契約書トップ</a>
  <div class="d-flex flex-wrap gap-2">
    <a href="{{ route('contract.folders.index') }}" class="btn btn-sm btn-outline-secondary"><i class="bi bi-folder me-1"></i>フォルダ管理</a>
    <a href="{{ route('contract.instances.export', request()->query()) }}" class="btn btn-sm btn-outline-secondary"><i class="bi bi-download me-1"></i>CSV</a>
    <a href="{{ route('contract.index', ['mode' => 'blank']) }}#contract-create" class="btn btn-primary btn-sm"><i class="bi bi-file-earmark-plus me-1"></i>新規で作成</a>
    <a href="{{ route('contract.index', ['mode' => 'template']) }}#contract-create" class="btn btn-outline-primary btn-sm"><i class="bi bi-layout-text-window-reverse me-1"></i>テンプレートから作成</a>
  </div>
</div>

@php
  $activeCompanyTab = $activeCompanyTab ?? 'all';
  $showCompanyTabs = ($businessSettings ?? collect())->isNotEmpty() || ($unassignedCount ?? 0) > 0;
  $companyTabBaseQuery = collect($filters ?? [])->except('company')->filter(fn ($v) => $v !== null && $v !== '')->all();
@endphp

@if($showCompanyTabs)
<ul class="nav nav-tabs contract-company-tabs mb-3 flex-nowrap overflow-auto" role="tablist">
  <li class="nav-item" role="presentation">
    <a class="nav-link @if($activeCompanyTab === 'all') active fw-semibold @endif"
      href="{{ route('contract.instances.index', array_merge($companyTabBaseQuery, ['company' => 'all'])) }}">
      すべて
      <span class="badge rounded-pill ms-1 @if($activeCompanyTab === 'all') bg-primary @else bg-secondary-subtle text-secondary @endif">{{ $totalCount ?? 0 }}</span>
    </a>
  </li>
  @foreach($businessSettings as $business)
    @php $count = (int) ($companyCounts[$business->id] ?? $companyCounts[(string) $business->id] ?? 0); @endphp
    <li class="nav-item" role="presentation">
      <a class="nav-link @if((string) $activeCompanyTab === (string) $business->id) active fw-semibold @endif"
        href="{{ route('contract.instances.index', array_merge($companyTabBaseQuery, ['company' => $business->id])) }}">
        {{ $business->displayName() }}
        <span class="badge rounded-pill ms-1 @if((string) $activeCompanyTab === (string) $business->id) bg-primary @else bg-secondary-subtle text-secondary @endif">{{ $count }}</span>
      </a>
    </li>
  @endforeach
  @if(($unassignedCount ?? 0) > 0)
  <li class="nav-item" role="presentation">
    <a class="nav-link @if($activeCompanyTab === 'unassigned') active fw-semibold @endif"
      href="{{ route('contract.instances.index', array_merge($companyTabBaseQuery, ['company' => 'unassigned'])) }}">
      未設定
      <span class="badge rounded-pill ms-1 @if($activeCompanyTab === 'unassigned') bg-warning text-dark @else bg-secondary-subtle text-secondary @endif">{{ $unassignedCount }}</span>
    </a>
  </li>
  @endif
</ul>
@endif

<div class="card mb-4">
  <div class="card-header bg-white"><h2 class="h6 mb-0 fw-semibold">検索・絞り込み</h2></div>
  <div class="card-body">
    <form method="GET" action="{{ route('contract.instances.index') }}" class="row g-3">
      @if($activeCompanyTab !== 'all')
        <input type="hidden" name="company" value="{{ $activeCompanyTab }}">
      @endif
      <div class="col-md-6">
        <label class="form-label small fw-semibold">フリーワード</label>
        <input type="text" name="q" class="form-control form-control-sm" value="{{ $filters['q'] ?? '' }}" placeholder="文書管理番号（完全一致）・文書名・相手方・保管場所・備考">
      </div>
      <div class="col-md-3">
        <label class="form-label small fw-semibold">署名ステータス</label>
        <select name="status" class="form-select form-select-sm">
          <option value="">すべて</option>
          @foreach($statusOptions as $value => $label)
            <option value="{{ $value }}" @selected(($filters['status'] ?? '') === $value)>{{ $label }}</option>
          @endforeach
        </select>
      </div>
      <div class="col-md-3">
        <label class="form-label small fw-semibold">自動更新</label>
        <select name="auto_renewal" class="form-select form-select-sm">
          <option value="">すべて</option>
          <option value="1" @selected(($filters['auto_renewal'] ?? '') === '1')>あり</option>
          <option value="0" @selected(($filters['auto_renewal'] ?? '') === '0')>なし</option>
        </select>
      </div>
      <div class="col-md-3">
        <label class="form-label small">契約日（から）</label>
        <input type="date" name="contract_date_from" class="form-control form-control-sm" value="{{ $filters['contract_date_from'] ?? '' }}">
      </div>
      <div class="col-md-3">
        <label class="form-label small">契約日（まで）</label>
        <input type="date" name="contract_date_to" class="form-control form-control-sm" value="{{ $filters['contract_date_to'] ?? '' }}">
      </div>
      <div class="col-md-3">
        <label class="form-label small">満了日（から）</label>
        <input type="date" name="expires_from" class="form-control form-control-sm" value="{{ $filters['expires_from'] ?? '' }}">
      </div>
      <div class="col-md-3">
        <label class="form-label small">満了日（まで）</label>
        <input type="date" name="expires_to" class="form-control form-control-sm" value="{{ $filters['expires_to'] ?? '' }}">
      </div>
      <div class="col-md-3">
        <label class="form-label small">登録日（から）</label>
        <input type="date" name="registered_from" class="form-control form-control-sm" value="{{ $filters['registered_from'] ?? '' }}">
      </div>
      <div class="col-md-3">
        <label class="form-label small">登録日（まで）</label>
        <input type="date" name="registered_to" class="form-control form-control-sm" value="{{ $filters['registered_to'] ?? '' }}">
      </div>
      <div class="col-md-3">
        <label class="form-label small">金額（以上）</label>
        <input type="number" name="amount_min" class="form-control form-control-sm" value="{{ $filters['amount_min'] ?? '' }}" step="0.01" min="0">
      </div>
      <div class="col-md-3">
        <label class="form-label small">金額（以下）</label>
        <input type="number" name="amount_max" class="form-control form-control-sm" value="{{ $filters['amount_max'] ?? '' }}" step="0.01" min="0">
      </div>
      <div class="col-12">
        <button type="submit" class="btn btn-primary btn-sm">検索</button>
        <a href="{{ route('contract.instances.index') }}" class="btn btn-outline-secondary btn-sm">クリア</a>
      </div>
    </form>
  </div>
</div>

@if($instances->isEmpty())
<div class="card"><div class="card-body text-center py-5 text-muted">条件に合う契約書がありません。</div></div>
@else
<div class="card">
  <div class="card-body p-0">
    <div class="table-responsive">
      <table class="table table-hover align-middle mb-0">
        <thead class="table-light">
          <tr>
            <th class="ps-4">文書管理番号</th>
            <th>文書名</th>
            @if($showCompanyTabs && $activeCompanyTab === 'all')
            <th>対応会社</th>
            @endif
            <th>相手方</th>
            <th>ステータス</th>
            <th>契約日</th>
            <th>満了日</th>
            <th>金額</th>
            <th>登録日時</th>
            <th class="text-end pe-4">操作</th>
          </tr>
        </thead>
        <tbody>
          @foreach($instances as $instance)
          <tr>
            <td class="ps-4 small font-monospace">{{ $instance->document_number ?? '—' }}</td>
            <td class="fw-semibold"><a href="{{ route('contract.instances.show', $instance) }}">{{ $instance->title }}</a></td>
            @if($showCompanyTabs && $activeCompanyTab === 'all')
            <td class="small">{{ $instance->businessSetting?->displayName() ?? '—' }}</td>
            @endif
            <td class="small">{{ $instance->counterparty ?: '—' }}</td>
            <td><span class="badge {{ $instance->statusBadgeClass() }}">{{ $instance->statusLabel() }}</span></td>
            <td class="small text-muted">{{ $instance->contract_date?->format('Y-m-d') ?? '—' }}</td>
            <td class="small text-muted">{{ $instance->contract_expires_at?->format('Y-m-d') ?? '—' }}</td>
            <td class="small text-muted">
              @if($instance->amount !== null){{ number_format((float)$instance->amount) }} {{ $instance->amount_currency }}@else — @endif
            </td>
            <td class="small text-muted">{{ $instance->created_at?->format('Y-m-d H:i') }}</td>
            <td class="text-end pe-4">
              <a href="{{ route('contract.instances.show', $instance) }}" class="btn btn-sm btn-outline-secondary">開く</a>
            </td>
          </tr>
          @endforeach
        </tbody>
      </table>
    </div>
  </div>
  @if($instances->hasPages())
  <div class="card-footer bg-white">{{ $instances->links() }}</div>
  @endif
</div>
@endif
@endsection