[FEAT] 優化部署流程：加入 RoleSeeder 與 AdminUserSeeder，並實作權限系統基礎架構與多租戶隔離機制

app/Http/Controllers/Admin/CompanyController.php

@@ -0,0 +1,125 @@
+<?php
+
+namespace App\Http\Controllers\Admin;
+
+use App\Http\Controllers\Controller;
+use App\Models\System\Company;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class CompanyController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     */
+    public function index(Request $request)
+    {
+        $query = Company::query()->withCount(['users', 'machines']);
+
+        // 搜尋
+        if ($search = $request->input('search')) {
+            $query->where(function($q) use ($search) {
+                $q->where('name', 'like', "%{$search}%")
+                  ->orWhere('code', 'like', "%{$search}%");
+            });
+        }
+
+        // 狀態篩選
+        if ($request->filled('status')) {
+            $query->where('status', $request->status);
+        }
+
+        $limit = $request->input('limit', 10);
+        $companies = $query->latest()->paginate($limit)->withQueryString();
+
+        return view('admin.companies.index', compact('companies'));
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     */
+    public function store(Request $request)
+    {
+        $validated = $request->validate([
+            'name' => 'required|string|max:255',
+            'code' => 'required|string|max:50|unique:companies,code',
+            'tax_id' => 'nullable|string|max:50',
+            'contact_name' => 'nullable|string|max:255',
+            'contact_phone' => 'nullable|string|max:50',
+            'contact_email' => 'nullable|email|max:255',
+            'valid_until' => 'nullable|date',
+            'status' => 'required|boolean',
+            'note' => 'nullable|string',
+            // 帳號相關欄位 (可選)
+            'admin_username' => 'nullable|string|max:255|unique:users,username',
+            'admin_password' => 'nullable|string|min:8',
+            'admin_name' => 'nullable|string|max:255',
+        ]);
+
+        DB::transaction(function () use ($validated) {
+            $company = Company::create([
+                'name' => $validated['name'],
+                'code' => $validated['code'],
+                'tax_id' => $validated['tax_id'] ?? null,
+                'contact_name' => $validated['contact_name'] ?? null,
+                'contact_phone' => $validated['contact_phone'] ?? null,
+                'contact_email' => $validated['contact_email'] ?? null,
+                'valid_until' => $validated['valid_until'] ?? null,
+                'status' => $validated['status'],
+                'note' => $validated['note'] ?? null,
+            ]);
+
+            // 如果有填寫帳號資訊，則建立管理員帳號
+            if (!empty($validated['admin_username']) && !empty($validated['admin_password'])) {
+                $user = \App\Models\System\User::create([
+                    'company_id' => $company->id,
+                    'username' => $validated['admin_username'],
+                    'password' => \Illuminate\Support\Facades\Hash::make($validated['admin_password']),
+                    'name' => $validated['admin_name'] ?: ($validated['contact_name'] ?: $validated['name']),
+                    'status' => 1,
+                ]);
+
+                // 綁定客戶管理員角色
+                $user->assignRole('tenant-admin');
+            }
+        });
+
+        return redirect()->back()->with('success', __('Customer created successfully.'));
+    }
+
+    /**
+     * Update the specified resource in storage.
+     */
+    public function update(Request $request, Company $company)
+    {
+        $validated = $request->validate([
+            'name' => 'required|string|max:255',
+            'code' => 'required|string|max:50|unique:companies,code,' . $company->id,
+            'tax_id' => 'nullable|string|max:50',
+            'contact_name' => 'required|string|max:255',
+            'contact_phone' => 'nullable|string|max:50',
+            'contact_email' => 'nullable|email|max:255',
+            'valid_until' => 'nullable|date',
+            'status' => 'required|boolean',
+            'note' => 'nullable|string',
+        ]);
+
+        $company->update($validated);
+
+        return redirect()->back()->with('success', __('Customer updated successfully.'));
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     */
+    public function destroy(Company $company)
+    {
+        if ($company->users()->count() > 0) {
+            return redirect()->back()->with('error', __('Cannot delete company with active accounts.'));
+        }
+
+        $company->delete();
+
+        return redirect()->back()->with('success', __('Customer deleted successfully.'));
+    }
+}