feat(admin): 开通线索支持状态流转（set-status）

tests/Feature/AdminPlatformLeadSetStatusTest.php

@@ -0,0 +1,69 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\PlatformLead;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformLeadSetStatusTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_platform_admin_can_set_lead_status(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $lead = PlatformLead::query()->create([
+            'name' => '测试线索',
+            'mobile' => '13800000000',
+            'email' => 't@example.com',
+            'company' => '测试公司',
+            'source' => 'test',
+            'status' => 'new',
+            'plan_id' => null,
+            'meta' => ['from' => 'test'],
+        ]);
+
+        $res = $this->post('/admin/platform-leads/' . $lead->id . '/set-status', [
+            'status' => 'contacted',
+        ]);
+
+        $res->assertRedirect();
+        $this->assertSame('contacted', $lead->fresh()->status);
+    }
+
+    public function test_set_status_should_reject_invalid_status_value(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $lead = PlatformLead::query()->create([
+            'name' => '测试线索2',
+            'mobile' => '13800000001',
+            'email' => 't2@example.com',
+            'company' => '测试公司2',
+            'source' => 'test',
+            'status' => 'new',
+            'plan_id' => null,
+            'meta' => ['from' => 'test'],
+        ]);
+
+        $res = $this->from('/admin/platform-leads')->post('/admin/platform-leads/' . $lead->id . '/set-status', [
+            'status' => 'hacked_status',
+        ]);
+
+        $res->assertRedirect('/admin/platform-leads');
+        $res->assertSessionHasErrors('status');
+        $this->assertSame('new', $lead->fresh()->status);
+    }
+}