app/Business/ThirdPartyWarehouseStorageFeeCalculator.php

@@ -37,7 +37,7 @@ class ThirdPartyWarehouseStorageFeeCalculator
     }
 
     /**
-     * @return array{summary:array<string,mixed>,daily:list<array<string,mixed>>,per_sku:list<array<string,mixed>>}
+     * @return array{summary:array<string,mixed>,daily:list<array<string,mixed>>,per_sku:list<array<string,mixed>>,daily_sku:list<array<string,mixed>>}
      */
     public function calculate(int $warehouseId, string $warehouseName, string $period): array
     {
@@ -63,6 +63,10 @@ class ThirdPartyWarehouseStorageFeeCalculator
         $daily = [];
         /** @var array<string,array<string,mixed>> $skus */
         $skus = [];
+        $dailySku = [];
+        $storagePerPiecePerDay = $days > 0 && $piecesPerPallet > 0
+            ? $palletArea * $sqmRate / $piecesPerPallet / $days
+            : 0.0;
 
         foreach ($this->mirror->exportRows(['dimension' => 'month', 'period' => $period], 5000) as $row) {
             $date = trim((string) ($row['date'] ?? ''));
@@ -90,6 +94,20 @@ class ThirdPartyWarehouseStorageFeeCalculator
             $daily[$date]['inbound_qty'] += $inboundQty;
             $daily[$date]['outbound_qty'] += $outboundQty;
 
+            $dailySku[] = [
+                'date' => $date,
+                'owner' => (string) ($row['owner'] ?? ''),
+                'sku_code' => $code,
+                'product_name' => (string) ($row['product_name'] ?? ''),
+                'supplier' => (string) ($row['supplier'] ?? ''),
+                'category' => (string) ($row['category'] ?? ''),
+                'unit' => (string) ($row['unit'] ?? ''),
+                'opening' => round($opening, 2),
+                'net_movement' => round($closing - $opening, 2),
+                'closing' => round($closing, 2),
+                'storage_fee' => round($closing * $storagePerPiecePerDay, 6),
+            ];
+
             if (! isset($skus[$code])) {
                 $skus[$code] = [
                     'owner' => (string) ($row['owner'] ?? ''),
@@ -198,6 +216,7 @@ class ThirdPartyWarehouseStorageFeeCalculator
             ],
             'daily' => $dailyRows,
             'per_sku' => $perSku,
+            'daily_sku' => $dailySku,
         ];
     }
 }

app/Exports/ThirdPartyWarehouseStorageSettlementExport.php

@@ -11,13 +11,14 @@ use Maatwebsite\Excel\Concerns\WithMultipleSheets;
 use Maatwebsite\Excel\Concerns\WithTitle;
 
 /**
- * 三方仓仓储费核算明细导出:汇总 / 进销存数据汇总(每日) / 进销存(逐商品) 三张表。
+ * 三方仓仓储费核算明细导出:汇总 / 进销存数据汇总(每日) / 进销存(逐商品) /
+ * 每日商品仓储费四张表。
  * 数据来自 ThirdPartyWarehouseStorageFeeCalculator 的核算结果(或存档快照)。
  */
 class ThirdPartyWarehouseStorageSettlementExport implements WithMultipleSheets
 {
     /**
-     * @param array{summary:array<string,mixed>,daily:list<array<string,mixed>>,per_sku:list<array<string,mixed>>} $result
+     * @param array{summary:array<string,mixed>,daily:list<array<string,mixed>>,per_sku:list<array<string,mixed>>,daily_sku?:list<array<string,mixed>>} $result
      */
     public function __construct(private readonly array $result)
     {
@@ -30,6 +31,7 @@ class ThirdPartyWarehouseStorageSettlementExport implements WithMultipleSheets
             new StorageSettlementSummarySheet($this->result['summary']),
             new StorageSettlementDailySheet($this->result['summary'], $this->result['daily']),
             new StorageSettlementSkuSheet($this->result['per_sku']),
+            new StorageSettlementDailySkuSheet($this->result['daily_sku'] ?? []),
         ];
     }
 }
@@ -184,3 +186,43 @@ class StorageSettlementSkuSheet implements FromArray, WithHeadings, WithTitle
         ], $this->perSku);
     }
 }
+
+class StorageSettlementDailySkuSheet implements FromArray, WithHeadings, WithTitle
+{
+    /** @param list<array<string,mixed>> $dailySku */
+    public function __construct(private readonly array $dailySku)
+    {
+    }
+
+    public function title(): string
+    {
+        return '每日商品仓储费';
+    }
+
+    /** @return array<int,string> */
+    public function headings(): array
+    {
+        return [
+            '日期', '货主', '商品编码', '商品名称', '供应商', '分类', '单位',
+            '上日结余', '当日进出净额', '当日库存结余', '当天仓储费',
+        ];
+    }
+
+    /** @return array<int,array<int,mixed>> */
+    public function array(): array
+    {
+        return array_map(static fn (array $row): array => [
+            $row['date'],
+            $row['owner'],
+            $row['sku_code'],
+            $row['product_name'],
+            $row['supplier'],
+            $row['category'],
+            $row['unit'],
+            (float) $row['opening'],
+            (float) $row['net_movement'],
+            (float) $row['closing'],
+            (float) $row['storage_fee'],
+        ], $this->dailySku);
+    }
+}

app/Http/Livewire/Business/ThirdPartyWarehouseQuotes.php

@@ -45,6 +45,15 @@ class ThirdPartyWarehouseQuotes extends Component
 
     public ?string $settlementError = null;
 
+    public ?string $settlementDetailPeriod = null;
+
+    public string $settlementDetailDate = '';
+
+    /** @var list<string> */
+    public array $settlementDetailDates = [];
+
+    public ?string $settlementDetailMessage = null;
+
     public function mount(): void
     {
         $this->effectiveAt = now()->toDateString();
@@ -130,7 +139,11 @@ class ThirdPartyWarehouseQuotes extends Component
                 'loss_fee' => $summary['loss_fee'],
                 'compensation_fee' => $summary['compensation_fee'],
                 'total_fee' => $summary['total_fee'],
-                'detail_json' => ['daily' => $result['daily'], 'per_sku' => $result['per_sku']],
+                'detail_json' => [
+                    'daily' => $result['daily'],
+                    'per_sku' => $result['per_sku'],
+                    'daily_sku' => $result['daily_sku'],
+                ],
                 'calculated_by' => (int) user_id(),
             ],
         );
@@ -144,6 +157,7 @@ class ThirdPartyWarehouseQuotes extends Component
         $this->ensureAuthenticated();
 
         $settlement = ThirdPartyWarehouseStorageSettlement::query()
+            ->where('company_id', (int) company_id())
             ->where('warehouse_id', self::WAREHOUSE_ID)
             ->where('period', $period)
             ->first();
@@ -154,11 +168,12 @@ class ThirdPartyWarehouseQuotes extends Component
             return null;
         }
 
-        $detail = $settlement->detail_json ?: ['daily' => [], 'per_sku' => []];
+        $detail = $settlement->detail_json ?: ['daily' => [], 'per_sku' => [], 'daily_sku' => []];
         $result = [
             'summary' => $this->summaryFromSettlement($settlement),
             'daily' => $detail['daily'] ?? [],
             'per_sku' => $detail['per_sku'] ?? [],
+            'daily_sku' => $detail['daily_sku'] ?? [],
         ];
 
         $fileName = $settlement->warehouse_name . '仓储费用_' . $period . '.xlsx';
@@ -166,11 +181,51 @@ class ThirdPartyWarehouseQuotes extends Component
         return Excel::download(new ThirdPartyWarehouseStorageSettlementExport($result), $fileName);
     }
 
+    public function viewSettlementDetails(string $period): void
+    {
+        $this->ensureAuthenticated();
+        abort_unless(preg_match('/^\d{4}-(0[1-9]|1[0-2])$/', $period) === 1, 422);
+
+        $this->settlementDetailPeriod = $period;
+        $this->settlementDetailDate = '';
+        $this->settlementDetailDates = [];
+        $this->settlementDetailMessage = null;
+
+        $settlement = $this->settlementForPeriod($period);
+        if ($settlement === null) {
+            $this->settlementDetailMessage = '未找到 ' . $period . ' 的核算存档。';
+
+            return;
+        }
+
+        $detail = $settlement->detail_json ?: [];
+        $dailySku = $detail['daily_sku'] ?? [];
+        if ($dailySku === []) {
+            $this->settlementDetailMessage = $period . ' 的原存档没有每日商品明细，请重新核算该月份后查看。';
+
+            return;
+        }
+
+        $dates = array_values(array_unique(array_column($dailySku, 'date')));
+        sort($dates);
+        $this->settlementDetailDates = $dates;
+        $this->settlementDetailDate = $dates[0] ?? '';
+    }
+
+    public function closeSettlementDetails(): void
+    {
+        $this->settlementDetailPeriod = null;
+        $this->settlementDetailDate = '';
+        $this->settlementDetailDates = [];
+        $this->settlementDetailMessage = null;
+    }
+
     public function render(): View
     {
         $data = $this->repository()->pageData();
 
         $history = ThirdPartyWarehouseStorageSettlement::query()
+            ->where('company_id', (int) company_id())
             ->where('warehouse_id', self::WAREHOUSE_ID)
             ->orderByDesc('period')
             ->limit(24)
@@ -184,12 +239,15 @@ class ThirdPartyWarehouseQuotes extends Component
                 'calculated_at' => optional($row->updated_at)->format('Y-m-d H:i'),
             ])
             ->all();
+        $settlementDetail = $this->settlementDetailData();
 
         return view('business.pages.courier-payables.partials.third-party-warehouse-quotes', [
             'warehouseQuotes' => $data['rows'],
             'warehouseQuoteSummary' => $data['summary'],
             'warehouseQuotesReady' => $data['ready'],
             'settlementHistory' => $history,
+            'settlementDetailRows' => $settlementDetail['rows'],
+            'settlementDetailSummary' => $settlementDetail['summary'],
         ]);
     }
 
@@ -219,6 +277,56 @@ class ThirdPartyWarehouseQuotes extends Component
         ];
     }
 
+    /**
+     * 明细行只参与当前服务端渲染，不进入 Livewire 公共快照，避免日期切换时回传整张表。
+     *
+     * @return array{rows:list<array<string,mixed>>,summary:array<string,float|int>|null}
+     */
+    private function settlementDetailData(): array
+    {
+        $empty = ['rows' => [], 'summary' => null];
+
+        if ($this->settlementDetailPeriod === null
+            || ! in_array($this->settlementDetailDate, $this->settlementDetailDates, true)) {
+            return $empty;
+        }
+
+        $settlement = $this->settlementForPeriod($this->settlementDetailPeriod);
+        if ($settlement === null) {
+            return $empty;
+        }
+
+        $detail = $settlement->detail_json ?: [];
+        $rows = array_values(array_filter(
+            $detail['daily_sku'] ?? [],
+            fn (array $row): bool => ($row['date'] ?? null) === $this->settlementDetailDate,
+        ));
+        usort($rows, static fn (array $left, array $right): int => strcmp(
+            (string) ($left['sku_code'] ?? ''),
+            (string) ($right['sku_code'] ?? ''),
+        ));
+
+        return [
+            'rows' => $rows,
+            'summary' => [
+                'sku_count' => count($rows),
+                'opening' => array_sum(array_column($rows, 'opening')),
+                'net_movement' => array_sum(array_column($rows, 'net_movement')),
+                'closing' => array_sum(array_column($rows, 'closing')),
+                'storage_fee' => array_sum(array_column($rows, 'storage_fee')),
+            ],
+        ];
+    }
+
+    private function settlementForPeriod(string $period): ?ThirdPartyWarehouseStorageSettlement
+    {
+        return ThirdPartyWarehouseStorageSettlement::query()
+            ->where('company_id', (int) company_id())
+            ->where('warehouse_id', self::WAREHOUSE_ID)
+            ->where('period', $period)
+            ->first();
+    }
+
     /** @return array<string,array<int,string>> */
     protected function rules(): array
     {

resources/views/business/pages/courier-payables/partials/third-party-warehouse-quotes.blade.php

@@ -26,10 +26,10 @@
         .warehouse-quote-field { display:grid; min-width:0; gap:.35rem; }
         .warehouse-quote-field--wide { grid-column:span 2; }
         .warehouse-quote-field label { color:var(--quote-muted); font-size:.75rem; font-weight:600; }
-        .warehouse-quote-field input,.warehouse-quote-field textarea { width:100%; min-width:0; border:1px solid var(--quote-border); border-radius:.5rem; background:#fff; color:var(--quote-ink); font:inherit; }
-        .warehouse-quote-field input { height:34px; padding:0 .625rem; }
+        .warehouse-quote-field input,.warehouse-quote-field select,.warehouse-quote-field textarea { width:100%; min-width:0; border:1px solid var(--quote-border); border-radius:.5rem; background:#fff; color:var(--quote-ink); font:inherit; }
+        .warehouse-quote-field input,.warehouse-quote-field select { height:34px; padding:0 .625rem; }
         .warehouse-quote-field textarea { min-height:34px; padding:.5rem .625rem; resize:vertical; }
-        .warehouse-quote-field input:focus,.warehouse-quote-field textarea:focus { border-color:var(--quote-accent); outline:none; box-shadow:0 0 0 3px rgba(133,102,50,.2); }
+        .warehouse-quote-field input:focus,.warehouse-quote-field select:focus,.warehouse-quote-field textarea:focus { border-color:var(--quote-accent); outline:none; box-shadow:0 0 0 3px rgba(133,102,50,.2); }
         .warehouse-quote-formulas { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:1px; margin:0 1rem 1rem; overflow:hidden; border:1px solid var(--quote-border); border-radius:.5rem; background:var(--quote-border); }
         .warehouse-quote-formula { min-width:0; padding:.7rem .75rem; background:#FCFAF5; }
         .warehouse-quote-formula dt { color:var(--quote-muted); font-size:.7rem; font-weight:600; }
@@ -66,8 +66,34 @@
         .warehouse-quote-card dt { color:var(--quote-muted); font-size:.7rem; font-weight:600; }
         .warehouse-quote-card dd { margin:.2rem 0 0; font-size:1rem; font-weight:700; font-variant-numeric:tabular-nums; }
         .warehouse-quote-card--total dd { color:var(--quote-accent); }
+        .warehouse-settlement-actions { display:flex; align-items:center; gap:.65rem; }
+        .warehouse-settlement-detail { border-top:1px solid var(--quote-border); }
+        .warehouse-settlement-detail__head { display:flex; align-items:flex-end; justify-content:space-between; gap:1rem; padding:1rem; }
+        .warehouse-settlement-detail__title { display:flex; min-width:0; align-items:center; gap:.55rem; }
+        .warehouse-settlement-detail__title .material-icons-outlined { color:var(--quote-accent); font-size:20px; }
+        .warehouse-settlement-detail__controls { display:flex; align-items:flex-end; gap:.65rem; }
+        .warehouse-settlement-detail__close { display:grid; width:34px; height:34px; place-items:center; border:1px solid var(--quote-border); border-radius:.5rem; background:#fff; color:var(--quote-muted); cursor:pointer; }
+        .warehouse-settlement-detail__close:hover { border-color:var(--quote-accent); background:#FCFAF5; color:var(--quote-ink); }
+        .warehouse-settlement-detail__close:focus-visible { outline:none; box-shadow:0 0 0 3px rgba(133,102,50,.2); }
+        .warehouse-settlement-detail__close .material-icons-outlined { font-size:18px; }
+        .warehouse-settlement-detail__summary { display:grid; grid-template-columns:repeat(5,minmax(0,1fr)); border-top:1px solid var(--quote-border); border-bottom:1px solid var(--quote-border); background:#FCFAF5; }
+        .warehouse-settlement-detail__metric { min-width:0; padding:.65rem 1rem; border-left:1px solid var(--quote-border); }
+        .warehouse-settlement-detail__metric:first-child { border-left:0; }
+        .warehouse-settlement-detail__metric dt { color:var(--quote-muted); font-size:.7rem; font-weight:600; }
+        .warehouse-settlement-detail__metric dd { margin:.15rem 0 0; font-size:.875rem; font-weight:600; font-variant-numeric:tabular-nums; }
+        .warehouse-settlement-detail__table-wrap { max-height:min(32rem,65vh); overflow:auto; }
+        .warehouse-settlement-detail__table { min-width:76rem; }
+        .warehouse-settlement-detail__table th { position:sticky; top:0; z-index:1; }
+        .warehouse-settlement-detail__notice { margin:0; padding:1rem; border-top:1px solid var(--quote-border); color:var(--quote-muted); }
         @media (max-width:1050px){ .warehouse-quote-cards { grid-template-columns:repeat(2,minmax(0,1fr)); } }
-        @media (max-width:640px){ .warehouse-quote-cards { grid-template-columns:1fr; } }
+        @media (max-width:760px){ .warehouse-settlement-detail__summary { grid-template-columns:repeat(2,minmax(0,1fr)); } .warehouse-settlement-detail__metric { border-top:1px solid var(--quote-border); } }
+        @media (max-width:640px){
+            .warehouse-quote-cards,.warehouse-settlement-detail__summary { grid-template-columns:1fr; }
+            .warehouse-settlement-detail__head { align-items:flex-start; flex-direction:column; }
+            .warehouse-settlement-detail__controls { width:100%; }
+            .warehouse-settlement-detail__controls .warehouse-quote-field { flex:1; max-width:none; }
+            .warehouse-settlement-detail__metric { border-left:0; }
+        }
     </style>
 
     <div class="warehouse-quote-intro" aria-label="仓储报价概览">
@@ -170,7 +196,7 @@
         <div class="warehouse-quote-form__head">
             <div>
                 <h2 class="warehouse-quote-section-title" id="warehouse-settle-title">仓储费核算</h2>
-                <div class="warehouse-quote-section-note">选择结算月份，一键按当期生效报价核算并存档，可导出核算明细(汇总/每日/逐商品)</div>
+                <div class="warehouse-quote-section-note">选择结算月份，一键按当期生效报价核算并存档，可查看和导出每日商品仓储费</div>
             </div>
         </div>
         @if ($settlementError)
@@ -188,6 +214,9 @@
                 <span class="material-icons-outlined" aria-hidden="true">calculate</span><span>核算仓储费</span>
             </button>
             @if ($settlementSummary)
+                <button class="quote-button" type="button" wire:click="viewSettlementDetails('{{ $settlementSummary['period'] }}')" wire:loading.attr="disabled" wire:target="viewSettlementDetails">
+                    <span class="material-icons-outlined" aria-hidden="true">inventory_2</span><span>查看商品明细</span>
+                </button>
                 <button class="quote-button" type="button" wire:click="exportSettlement('{{ $settlementSummary['period'] }}')" wire:loading.attr="disabled" wire:target="exportSettlement">
                     <span class="material-icons-outlined" aria-hidden="true">download</span><span>导出核算明细</span>
                 </button>
@@ -219,7 +248,10 @@
                             <td class="is-number"><strong>{{ number_format($item['total_fee'], 2) }}</strong></td>
                             <td>{{ $item['calculated_at'] }}</td>
                             <td>
-                                <button class="quote-action" type="button" wire:click="exportSettlement('{{ $item['period'] }}')" wire:loading.attr="disabled" wire:target="exportSettlement">导出</button>
+                                <div class="warehouse-settlement-actions">
+                                    <button class="quote-action" type="button" wire:click="viewSettlementDetails('{{ $item['period'] }}')" wire:loading.attr="disabled" wire:target="viewSettlementDetails">查看明细</button>
+                                    <button class="quote-action" type="button" wire:click="exportSettlement('{{ $item['period'] }}')" wire:loading.attr="disabled" wire:target="exportSettlement">导出</button>
+                                </div>
                             </td>
                         </tr>
                     @empty
@@ -228,6 +260,73 @@
                 </tbody>
             </table>
         </div>
+        @if ($settlementDetailPeriod)
+            <section class="warehouse-settlement-detail" aria-labelledby="warehouse-settlement-detail-title">
+                <div class="warehouse-settlement-detail__head">
+                    <div class="warehouse-settlement-detail__title">
+                        <span class="material-icons-outlined" aria-hidden="true">inventory_2</span>
+                        <div>
+                            <h3 class="warehouse-quote-section-title" id="warehouse-settlement-detail-title">每日商品仓储费明细</h3>
+                            <div class="warehouse-quote-section-note">{{ $settlementDetailPeriod }} · 上月结转库存按商品编码逐日延续</div>
+                        </div>
+                    </div>
+                    <div class="warehouse-settlement-detail__controls">
+                        @if ($settlementDetailDates !== [])
+                            <div class="warehouse-quote-field">
+                                <label for="warehouse-settlement-detail-date">库存日期</label>
+                                <select id="warehouse-settlement-detail-date" wire:model.change="settlementDetailDate">
+                                    @foreach ($settlementDetailDates as $date)
+                                        <option value="{{ $date }}">{{ $date }}</option>
+                                    @endforeach
+                                </select>
+                            </div>
+                        @endif
+                        <button class="warehouse-settlement-detail__close" type="button" wire:click="closeSettlementDetails" title="关闭明细" aria-label="关闭明细">
+                            <span class="material-icons-outlined" aria-hidden="true">close</span>
+                        </button>
+                    </div>
+                </div>
+                @if ($settlementDetailMessage)
+                    <p class="warehouse-settlement-detail__notice" role="status">{{ $settlementDetailMessage }}</p>
+                @elseif ($settlementDetailSummary)
+                    <dl class="warehouse-settlement-detail__summary" aria-label="当日商品仓储费汇总">
+                        <div class="warehouse-settlement-detail__metric"><dt>商品编码数</dt><dd>{{ number_format($settlementDetailSummary['sku_count']) }}</dd></div>
+                        <div class="warehouse-settlement-detail__metric"><dt>上日结余</dt><dd>{{ number_format($settlementDetailSummary['opening'], 2) }}</dd></div>
+                        <div class="warehouse-settlement-detail__metric"><dt>当日进出净额</dt><dd>{{ number_format($settlementDetailSummary['net_movement'], 2) }}</dd></div>
+                        <div class="warehouse-settlement-detail__metric"><dt>当日库存结余</dt><dd>{{ number_format($settlementDetailSummary['closing'], 2) }}</dd></div>
+                        <div class="warehouse-settlement-detail__metric"><dt>当天仓储费</dt><dd>{{ number_format($settlementDetailSummary['storage_fee'], 4) }}</dd></div>
+                    </dl>
+                    <div class="warehouse-quote-table-wrap warehouse-settlement-detail__table-wrap">
+                        <table class="warehouse-quote-table warehouse-settlement-detail__table">
+                            <thead>
+                                <tr>
+                                    <th>商品编码</th><th>商品名称</th><th>供应商</th><th>分类</th><th>单位</th>
+                                    <th class="is-number">上日结余</th><th class="is-number">当日进出净额</th>
+                                    <th class="is-number">当日库存结余</th><th class="is-number">当天仓储费</th>
+                                </tr>
+                            </thead>
+                            <tbody>
+                                @forelse ($settlementDetailRows as $row)
+                                    <tr wire:key="warehouse-detail-{{ $settlementDetailDate }}-{{ $row['sku_code'] }}">
+                                        <td><strong>{{ $row['sku_code'] }}</strong></td>
+                                        <td>{{ $row['product_name'] }}</td>
+                                        <td>{{ $row['supplier'] }}</td>
+                                        <td>{{ $row['category'] }}</td>
+                                        <td>{{ $row['unit'] }}</td>
+                                        <td class="is-number">{{ number_format($row['opening'], 2) }}</td>
+                                        <td class="is-number">{{ number_format($row['net_movement'], 2) }}</td>
+                                        <td class="is-number">{{ number_format($row['closing'], 2) }}</td>
+                                        <td class="is-number">{{ number_format($row['storage_fee'], 6) }}</td>
+                                    </tr>
+                                @empty
+                                    <tr><td class="warehouse-quote-empty" colspan="9">该日期没有商品库存明细。</td></tr>
+                                @endforelse
+                            </tbody>
+                        </table>
+                    </div>
+                @endif
+            </section>
+        @endif
     </section>
 
     <section class="warehouse-quote-history" aria-labelledby="warehouse-quote-history-title">

tests/Feature/Business/ThirdPartyWarehouseQuotePageTest.php

@@ -5,6 +5,7 @@ namespace Tests\Feature\Business;
 use App\Http\Livewire\Business\ThirdPartyWarehouseQuotes as WarehouseQuoteComponent;
 use App\Models\Auth\Permission;
 use App\Models\Business\ThirdPartyWarehouseQuote;
+use App\Models\Business\ThirdPartyWarehouseStorageSettlement;
 use Illuminate\Database\Eloquent\ModelNotFoundException;
 use Livewire\Livewire;
 use Tests\Feature\FeatureTestCase;
@@ -120,6 +121,57 @@ class ThirdPartyWarehouseQuotePageTest extends FeatureTestCase
             ->call('setStatus', $quote->id, ThirdPartyWarehouseQuote::STATUS_INACTIVE);
     }
 
+    public function test_daily_sku_storage_detail_can_be_opened_and_switched_by_date(): void
+    {
+        $this->user->attachPermission(Permission::where('name', 'read-admin-panel')->firstOrFail());
+        $this->loginAs();
+        $quote = $this->createQuote();
+        $this->createSettlement($quote, [
+            ['date' => '2026-08-01', 'owner' => '甲', 'sku_code' => 'SKU-A', 'product_name' => '商品A', 'supplier' => '供应商甲', 'category' => '桌类', 'unit' => '件', 'opening' => 100, 'net_movement' => 0, 'closing' => 100, 'storage_fee' => 4.417952],
+            ['date' => '2026-08-01', 'owner' => '甲', 'sku_code' => 'SKU-B', 'product_name' => '商品B', 'supplier' => '供应商乙', 'category' => '柜类', 'unit' => '件', 'opening' => 50, 'net_movement' => 10, 'closing' => 60, 'storage_fee' => 2.650771],
+            ['date' => '2026-08-02', 'owner' => '甲', 'sku_code' => 'SKU-A', 'product_name' => '商品A', 'supplier' => '供应商甲', 'category' => '桌类', 'unit' => '件', 'opening' => 100, 'net_movement' => -10, 'closing' => 90, 'storage_fee' => 3.976157],
+        ]);
+
+        Livewire::test(WarehouseQuoteComponent::class)
+            ->call('viewSettlementDetails', '2026-08')
+            ->assertSet('settlementDetailDate', '2026-08-01')
+            ->assertSee('每日商品仓储费明细')
+            ->assertSee('160.00')
+            ->assertSee('SKU-A')
+            ->assertSee('SKU-B')
+            ->set('settlementDetailDate', '2026-08-02')
+            ->assertSee('90.00')
+            ->assertSee('3.976157')
+            ->assertDontSee('SKU-B');
+    }
+
+    public function test_legacy_settlement_explains_that_recalculation_is_required(): void
+    {
+        $this->user->attachPermission(Permission::where('name', 'read-admin-panel')->firstOrFail());
+        $this->loginAs();
+        $quote = $this->createQuote();
+        $this->createSettlement($quote, []);
+
+        Livewire::test(WarehouseQuoteComponent::class)
+            ->call('viewSettlementDetails', '2026-08')
+            ->assertSee('原存档没有每日商品明细，请重新核算该月份后查看');
+    }
+
+    public function test_settlement_history_detail_and_export_are_company_scoped(): void
+    {
+        $this->user->attachPermission(Permission::where('name', 'read-admin-panel')->firstOrFail());
+        $this->loginAs();
+        $quote = $this->createQuote();
+        $this->createSettlement($quote, [], company_id() + 999, '2026-07');
+
+        Livewire::test(WarehouseQuoteComponent::class)
+            ->assertDontSee('2026-07')
+            ->call('viewSettlementDetails', '2026-07')
+            ->assertSet('settlementDetailMessage', '未找到 2026-07 的核算存档。')
+            ->call('exportSettlement', '2026-07')
+            ->assertSet('settlementError', '未找到 2026-07 的核算存档，请先核算。');
+    }
+
     private function createQuote(): ThirdPartyWarehouseQuote
     {
         return ThirdPartyWarehouseQuote::query()->create([
@@ -137,4 +189,38 @@ class ThirdPartyWarehouseQuotePageTest extends FeatureTestCase
             'updated_by' => $this->user->id,
         ]);
     }
+
+    /** @param list<array<string,mixed>> $dailySku */
+    private function createSettlement(
+        ThirdPartyWarehouseQuote $quote,
+        array $dailySku,
+        ?int $companyId = null,
+        string $period = '2026-08',
+    ): void
+    {
+        ThirdPartyWarehouseStorageSettlement::query()->create([
+            'company_id' => $companyId ?? company_id(),
+            'warehouse_id' => WarehouseQuoteComponent::WAREHOUSE_ID,
+            'warehouse_name' => '南昌樵舍仓',
+            'period' => $period,
+            'quote_id' => $quote->id,
+            'inbound_rate_per_ton' => 20,
+            'outbound_rate_per_order' => 0.85,
+            'pieces_per_pallet' => 23,
+            'pallet_area_sqm' => 3,
+            'storage_rate_per_sqm_month' => 10.5,
+            'days_in_month' => 31,
+            'inbound_tons' => 0,
+            'outbound_qty' => 0,
+            'inbound_fee' => 0,
+            'outbound_fee' => 0,
+            'storage_fee' => array_sum(array_column($dailySku, 'storage_fee')),
+            'memo_fee' => 0,
+            'loss_fee' => 0,
+            'compensation_fee' => 0,
+            'total_fee' => array_sum(array_column($dailySku, 'storage_fee')),
+            'detail_json' => ['daily' => [], 'per_sku' => [], 'daily_sku' => $dailySku],
+            'calculated_by' => user_id(),
+        ]);
+    }
 }

tests/Feature/Business/ThirdPartyWarehouseStorageFeeCalculatorTest.php

@@ -4,6 +4,7 @@ namespace Tests\Feature\Business;
 
 use App\Business\ThirdPartyWarehouseProductWeightRepository;
 use App\Business\ThirdPartyWarehouseStorageFeeCalculator;
+use App\Exports\ThirdPartyWarehouseStorageSettlementExport;
 use App\Models\Business\ThirdPartyWarehouseQuote;
 use Mockery;
 use Modules\EcommerceFinance\Repositories\ThirdPartyWarehouseStorageMirrorRepository;
@@ -67,6 +68,24 @@ class ThirdPartyWarehouseStorageFeeCalculatorTest extends FeatureTestCase
         $this->assertSame(round(46.0 + 8.5 + $expectedStorage, 2), (float) $summary['total_fee']);
         $this->assertCount(2, $result['daily']);
         $this->assertCount(2, $result['per_sku']);
+        $this->assertCount(3, $result['daily_sku']);
+
+        $firstDay = collect($result['daily_sku'])->where('date', '2026-08-01');
+        $carriedStock = $firstDay->firstWhere('sku_code', 'A');
+        $this->assertSame(100.0, (float) $carriedStock['opening']);
+        $this->assertSame(0.0, (float) $carriedStock['net_movement']);
+        $this->assertSame(100.0, (float) $carriedStock['closing']);
+        $this->assertEqualsWithDelta(100 / 23 * 3 * 10.5 / 31, $carriedStock['storage_fee'], 0.000001);
+        $this->assertEqualsWithDelta(
+            $result['daily'][0]['storage_fee'],
+            $firstDay->sum('storage_fee'),
+            0.0001,
+        );
+
+        $sheets = (new ThirdPartyWarehouseStorageSettlementExport($result))->sheets();
+        $this->assertCount(4, $sheets);
+        $this->assertSame('每日商品仓储费', $sheets[3]->title());
+        $this->assertSame('A', $sheets[3]->array()[0][2]);
     }
 
     public function test_requires_effective_quote(): void