<?php

namespace Tests\Feature;

use App\Models\Post;
use App\Models\Setting;
use App\Models\User;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Plugins\Neatstudio\Membership\Models\MembershipPlan;
use Plugins\Neatstudio\Membership\Models\Subscription;
use Plugins\Neatstudio\Payment\Models\Payment;
use Tests\TestCase;

class MembershipFlowTest extends TestCase
{
    use RefreshDatabase;

    private User $user;

    private MembershipPlan $plan;

    protected function setUp(): void
    {
        parent::setUp();

        $this->seed();
        Setting::set('pay_sandbox', '1');

        $this->user = User::create([
            'name' => '测试会员',
            'email' => 'member@test.com',
            'password' => bcrypt('password'),
        ]);

        $this->plan = MembershipPlan::create([
            'name' => '月付会员',
            'slug' => 'monthly',
            'price' => 9900,
            'duration_days' => 30,
            'permissions' => ['read_members_only'],
            'active' => true,
        ]);
    }

    public function test_membership_page_lists_plans(): void
    {
        $this->get('/membership')->assertOk()->assertSee('月付会员');
    }

    public function test_subscribe_creates_payment_and_redirects(): void
    {
        $this->actingAs($this->user)
            ->post('/membership/'.$this->plan->id.'/subscribe')
            ->assertRedirect();

        $payment = Payment::query()->where('user_id', $this->user->id)->first();
        $this->assertNotNull($payment);
        $this->assertSame('pending', $payment->status);
        $this->assertTrue($payment->payable->is($this->plan));
        $this->assertNull($payment->description);
    }

    public function test_sandbox_payment_activates_subscription(): void
    {
        $this->actingAs($this->user)->post('/membership/'.$this->plan->id.'/subscribe');
        $payment = Payment::query()->where('user_id', $this->user->id)->first();

        $this->actingAs($this->user)->get('/pay/checkout/'.$payment->id)->assertRedirect();
        $this->actingAs($this->user)->post('/pay/sandbox/'.$payment->order_no.'/confirm')->assertRedirect();

        $payment->refresh();
        $this->assertSame('paid', $payment->status);

        $subscription = Subscription::query()->where('user_id', $this->user->id)->first();
        $this->assertNotNull($subscription);
        $this->assertTrue($subscription->isActive());
    }

    public function test_paid_content_hidden_for_guest_and_visible_for_member(): void
    {
        $post = Post::create([
            'title' => '付费文章',
            'slug' => 'paid-post',
            'content' => "公开内容\n\n[paid]\n付费隐藏内容\n[/paid]",
            'content_format' => 'markdown',
            'status' => 'published',
            'published_at' => now(),
        ]);

        // 游客：付费部分被替换为 teaser，且不出现裸 [paid] 标签
        $this->get('/posts/paid-post.shtml')
            ->assertOk()
            ->assertDontSee('付费隐藏内容')
            ->assertDontSee('[paid]')
            ->assertSee('本文包含付费内容')
            ->assertSee('登录后查看');

        // 会员：可见，且 [paid] 标签被替换为付费内容块（不裸露）
        $this->actingAs($this->user)->post('/membership/'.$this->plan->id.'/subscribe');
        $payment = Payment::query()->where('user_id', $this->user->id)->first();
        $this->actingAs($this->user)->post('/pay/sandbox/'.$payment->order_no.'/confirm');

        $this->actingAs($this->user)->get('/posts/paid-post.shtml')
            ->assertOk()
            ->assertSee('付费隐藏内容')
            ->assertSee('paid-content')
            ->assertDontSee('[paid]');
    }

    public function test_unlock_post_creates_payment_with_payable_and_grants_access(): void
    {
        $post = Post::create([
            'title' => '单篇付费',
            'slug' => 'single-paid',
            'content' => '付费内容正文',
            'content_format' => 'markdown',
            'status' => 'published',
            'published_at' => now(),
            // members_only：非会员被拦截，可单篇支付解锁
            'meta' => ['price' => 500, 'members_only' => true],
        ]);

        $this->actingAs($this->user)
            ->post('/posts/'.$post->id.'/unlock')
            ->assertRedirect();

        $payment = Payment::query()->where('user_id', $this->user->id)->first();
        $this->assertNotNull($payment);
        $this->assertTrue($payment->payable->is($post));
        $this->assertSame(500, $payment->amount);
        $this->assertStringContainsString('单篇付费', $payment->payable_label);
        $this->assertNotNull($payment->payable_url);

        // 沙箱支付后写入解锁用户
        $this->actingAs($this->user)->post('/pay/sandbox/'.$payment->order_no.'/confirm');

        $post->refresh();
        $this->assertContains($this->user->id, $post->meta['unlocked_user_ids']);
    }

    public function test_legacy_order_without_payable_shows_placeholder(): void
    {
        $payment = Payment::create([
            'order_no' => 'LEGACY0001',
            'user_id' => $this->user->id,
            'subject' => '历史订单',
            'amount' => 100,
            'status' => 'paid',
            'paid_at' => now(),
        ]);

        $this->assertSame('—', $payment->payable_label);
        $this->assertNull($payment->payable_url);
    }

    public function test_unlock_post_skips_payment_when_already_unlocked(): void
    {
        $post = Post::create([
            'title' => '已解锁',
            'slug' => 'already-unlocked',
            'content' => '内容',
            'content_format' => 'markdown',
            'status' => 'published',
            'published_at' => now(),
            'meta' => ['price' => 500, 'unlocked_user_ids' => [$this->user->id]],
        ]);

        $this->actingAs($this->user)
            ->post('/posts/'.$post->id.'/unlock')
            ->assertRedirect('/posts/already-unlocked.shtml');

        $this->assertSame(0, Payment::query()->count());
    }

    public function test_subscribe_skips_payment_when_plan_already_active(): void
    {
        Subscription::create([
            'user_id' => $this->user->id,
            'membership_plan_id' => $this->plan->id,
            'status' => 'active',
            'starts_at' => now(),
            'ends_at' => now()->addDays(30),
        ]);

        $this->actingAs($this->user)
            ->post('/membership/'.$this->plan->id.'/subscribe')
            ->assertRedirect(route('membership.mine'));

        $this->assertSame(0, Payment::query()->count());
    }

    public function test_unlock_paid_block_creates_payment_for_non_member(): void
    {
        $post = Post::create([
            'title' => '付费块文章',
            'slug' => 'paid-block-unlock',
            'content' => "开头\n\n[paid]\n隐藏付费块\n[/paid]\n\n结尾",
            'content_format' => 'markdown',
            'status' => 'published',
            'published_at' => now(),
            'meta' => ['price' => 500],
        ]);

        // 付费块文章的整篇公开，但 [paid] 块不可读——解锁必须创建订单，不能误判为"已有权限"
        $this->actingAs($this->user)
            ->post('/posts/'.$post->id.'/unlock')
            ->assertRedirect(route('pay.checkout', Payment::first()));

        $payment = Payment::query()->where('user_id', $this->user->id)->first();
        $this->assertNotNull($payment);
        $this->assertTrue($payment->payable->is($post));
        $this->assertSame('pending', $payment->status);

        // 沙箱支付后 [paid] 块可见
        $this->actingAs($this->user)->post('/pay/sandbox/'.$payment->order_no.'/confirm');
        $this->actingAs($this->user)->get('/posts/paid-block-unlock.shtml')
            ->assertOk()
            ->assertSee('隐藏付费块');
    }

    public function test_rendered_paid_content_never_leaks_raw_tags(): void
    {
        $post = Post::create([
            'title' => '渲染防泄漏',
            'slug' => 'render-no-leak',
            'content' => "公开\n\n[paid]\n隐藏内容\n[/paid]",
            'content_format' => 'markdown',
            'status' => 'published',
            'published_at' => now(),
        ]);

        $html = app(\App\Blog\Services\PostContentRenderer::class)->render($post);

        $this->assertStringNotContainsString('[paid]', $html);
        $this->assertStringNotContainsString('[/paid]', $html);
    }

    public function test_members_only_post_shows_paywall_to_guest(): void
    {
        $post = Post::create([
            'title' => '会员专享文章',
            'slug' => 'members-only-post',
            'content' => '这是会员才能看到的正文内容',
            'content_format' => 'markdown',
            'status' => 'published',
            'published_at' => now(),
            'meta' => ['members_only' => true, 'price' => 500],
        ]);

        $this->get('/posts/members-only-post.shtml')
            ->assertOk()
            ->assertSee('登录后解锁')
            ->assertSee('单篇解锁')
            ->assertSee('会员专享文章')
            ->assertDontSee('这是会员才能看到的正文内容');
    }

    public function test_members_only_post_paywall_shows_unlock_buttons_to_user(): void
    {
        $post = Post::create([
            'title' => '会员专享文章2',
            'slug' => 'members-only-post-2',
            'content' => '正文内容不可见',
            'content_format' => 'markdown',
            'status' => 'published',
            'published_at' => now(),
            'meta' => ['members_only' => true, 'price' => 9900],
        ]);

        $this->actingAs($this->user)->get('/posts/members-only-post-2.shtml')
            ->assertOk()
            ->assertSee('单篇解锁')
            ->assertSee('开通会员')
            ->assertDontSee('正文内容不可见');
    }
}