<?php

use App\Models\Invoice;
use App\Models\User;
use Database\Seeders\RolePermissionSeeder;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Inertia\Testing\AssertableInertia as Assert;

uses(RefreshDatabase::class);

function giveInvoicePermissions(): User
{
    $seeder = new RolePermissionSeeder;
    $seeder->run();

    $user = User::factory()->create();
    $user->givePermissionTo([
        'invoices.view',
        'invoices.create',
        'invoices.update',
        'invoices.delete',
    ]);

    return $user;
}

/*
|--------------------------------------------------------------------------
| AUTHENTICATION & AUTHORIZATION
|--------------------------------------------------------------------------
*/

test('guests are redirected to the login page', function () {
    $response = $this->get(route('admin.manage.invoices.index'));
    $response->assertRedirect(route('login'));
});

test('authenticated users can visit the invoice index page', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->get(route('admin.manage.invoices.index'));
    $response->assertOk();
});

test('authenticated users can visit the invoice create page', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->get(route('admin.manage.invoices.create'));
    $response->assertOk();
});

test('authenticated users can visit the invoice edit page', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $invoice = Invoice::factory()->create();

    $response = $this->get(route('admin.manage.invoices.edit', $invoice));
    $response->assertOk();
});

test('authenticated users can visit the invoice print page', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $invoice = Invoice::factory()->create();
    $invoice->items()->create(['name' => 'Item', 'quantity' => 2, 'price' => 25000, 'subtotal' => 50000]);

    $response = $this->get(route('admin.manage.invoices.print', $invoice));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/manage/invoice/print')
        ->where('invoice.invoice_number', $invoice->invoice_number)
        ->has('invoice.items', 1)
        ->has('invoice.company')
    );
});

test('anyone can visit the public invoice share page without logging in', function () {
    $invoice = Invoice::factory()->create();
    $invoice->items()->create(['name' => 'Item', 'quantity' => 1, 'price' => 25000, 'subtotal' => 25000]);

    $response = $this->get(route('admin.manage.invoices.share', $invoice));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/manage/invoice/print')
        ->where('invoice.invoice_number', $invoice->invoice_number)
    );
});

test('users without invoices.view permission cannot visit the index page', function () {
    (new RolePermissionSeeder)->run();
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->get(route('admin.manage.invoices.index'));
    $response->assertForbidden();
});

test('developer role has invoices permissions by default', function () {
    (new RolePermissionSeeder)->run();
    $user = User::factory()->create();
    $user->assignRole('developer');

    expect($user->can('invoices.view'))->toBeTrue();
    expect($user->can('invoices.create'))->toBeTrue();
    expect($user->can('invoices.update'))->toBeTrue();
    expect($user->can('invoices.delete'))->toBeTrue();
});

test('owner role has invoices permissions by default', function () {
    (new RolePermissionSeeder)->run();
    $user = User::factory()->create();
    $user->assignRole('owner');

    expect($user->can('invoices.view'))->toBeTrue();
    expect($user->can('invoices.create'))->toBeTrue();
    expect($user->can('invoices.update'))->toBeTrue();
    expect($user->can('invoices.delete'))->toBeTrue();
});

test('admin-toko role does not have invoices permissions', function () {
    (new RolePermissionSeeder)->run();
    $user = User::factory()->create();
    $user->assignRole('admin-toko');

    expect($user->can('invoices.view'))->toBeFalse();
});

/*
|--------------------------------------------------------------------------
| INDEX PAGE
|--------------------------------------------------------------------------
*/

test('invoice index page displays invoices', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    Invoice::factory()->count(3)->create();

    $response = $this->get(route('admin.manage.invoices.index'));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/manage/invoice/index')
        ->has('invoices.data', 3)
        ->where('invoices.total', 3)
        ->where('invoices.current_page', 1)
        ->where('invoices.per_page', 25)
    );
});

test('index page works with zero invoices', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->get(route('admin.manage.invoices.index'));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/manage/invoice/index')
        ->has('invoices.data', 0)
        ->where('invoices.total', 0)
    );
});

test('index page does not display soft-deleted invoices', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    Invoice::factory()->create(['invoice_number' => 'INV-000001']);
    Invoice::factory()->create(['invoice_number' => 'INV-000002'])->delete();

    $response = $this->get(route('admin.manage.invoices.index'));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/manage/invoice/index')
        ->has('invoices.data', 1)
        ->where('invoices.data.0.invoice_number', 'INV-000001')
    );
});

test('index page can search by invoice number', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    Invoice::factory()->create(['invoice_number' => 'INV-ALPHA']);
    Invoice::factory()->create(['invoice_number' => 'INV-BETA']);

    $response = $this->get(route('admin.manage.invoices.index', ['search' => 'ALPHA']));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/manage/invoice/index')
        ->has('invoices.data', 1)
        ->where('invoices.data.0.invoice_number', 'INV-ALPHA')
    );
});

test('index page can search by customer name', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    Invoice::factory()->create(['customer_name' => 'Budi Santoso']);
    Invoice::factory()->create(['customer_name' => 'Siti Aminah']);

    $response = $this->get(route('admin.manage.invoices.index', ['search' => 'Budi']));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/manage/invoice/index')
        ->has('invoices.data', 1)
        ->where('invoices.data.0.customer_name', 'Budi Santoso')
    );
});

/*
|--------------------------------------------------------------------------
| CREATE / STORE
|--------------------------------------------------------------------------
*/

test('invoice can be created with items', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000123',
        'customer_name' => 'Budi Santoso',
        'customer_phone' => '081234567890',
        'customer_address' => 'Jl. Merdeka No. 1',
        'date' => '2026-08-22',
        'due_date' => '2026-09-05',
        'status' => 'unpaid',
        'description' => 'Pembayaran jasa cutting',
        'items' => [
            ['name' => 'Jasa Cutting', 'quantity' => 2, 'price' => 50000],
            ['name' => 'Jasa Jahit', 'quantity' => 1, 'price' => 50000],
        ],
    ]);

    $response
        ->assertSessionHasNoErrors()
        ->assertRedirect();

    $this->assertDatabaseHas('invoices', [
        'invoice_number' => 'INV-000123',
        'customer_name' => 'Budi Santoso',
        'customer_phone' => '081234567890',
        'customer_address' => 'Jl. Merdeka No. 1',
        'amount' => 150000,
        'status' => 'unpaid',
    ]);

    $invoice = Invoice::where('invoice_number', 'INV-000123')->first();
    $this->assertDatabaseHas('invoice_items', [
        'invoice_id' => $invoice->id,
        'name' => 'Jasa Cutting',
        'quantity' => 2,
        'price' => 50000,
        'subtotal' => 100000,
    ]);
    $this->assertDatabaseHas('invoice_items', [
        'invoice_id' => $invoice->id,
        'name' => 'Jasa Jahit',
        'quantity' => 1,
        'price' => 50000,
        'subtotal' => 50000,
    ]);
    expect($invoice->items()->count())->toBe(2);
});

test('invoice can be created without optional fields', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000124',
        'customer_name' => 'Minimal Customer',
        'date' => '2026-08-22',
        'status' => 'unpaid',
        'items' => [
            ['name' => 'Item Tunggal', 'quantity' => 1, 'price' => 50000],
        ],
    ]);

    $response
        ->assertSessionHasNoErrors()
        ->assertRedirect();

    $this->assertDatabaseHas('invoices', [
        'invoice_number' => 'INV-000124',
        'amount' => 50000,
        'due_date' => null,
        'description' => null,
    ]);
});

test('invoice_number is required', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => '',
        'customer_name' => 'Test',
        'date' => '2026-08-22',
        'status' => 'unpaid',
        'items' => [
            ['name' => 'Item', 'quantity' => 1, 'price' => 1000],
        ],
    ]);

    $response->assertSessionHasErrors('invoice_number');
});

test('invoice_number must be unique', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    Invoice::factory()->create(['invoice_number' => 'INV-DUPLICATE']);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-DUPLICATE',
        'customer_name' => 'Test',
        'date' => '2026-08-22',
        'status' => 'unpaid',
        'items' => [
            ['name' => 'Item', 'quantity' => 1, 'price' => 1000],
        ],
    ]);

    $response->assertSessionHasErrors('invoice_number');
});

test('customer_name is required', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000125',
        'customer_name' => '',
        'date' => '2026-08-22',
        'status' => 'unpaid',
        'items' => [
            ['name' => 'Item', 'quantity' => 1, 'price' => 1000],
        ],
    ]);

    $response->assertSessionHasErrors('customer_name');
});

test('items is required', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000126',
        'customer_name' => 'Test',
        'date' => '2026-08-22',
        'status' => 'unpaid',
        'items' => [],
    ]);

    $response->assertSessionHasErrors('items');
});

test('item name is required', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000127',
        'customer_name' => 'Test',
        'date' => '2026-08-22',
        'status' => 'unpaid',
        'items' => [
            ['name' => '', 'quantity' => 1, 'price' => 1000],
        ],
    ]);

    $response->assertSessionHasErrors('items.0.name');
});

test('item quantity must be at least 1', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000128',
        'customer_name' => 'Test',
        'date' => '2026-08-22',
        'status' => 'unpaid',
        'items' => [
            ['name' => 'Item', 'quantity' => 0, 'price' => 1000],
        ],
    ]);

    $response->assertSessionHasErrors('items.0.quantity');
});

test('item price must be an integer', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000129',
        'customer_name' => 'Test',
        'date' => '2026-08-22',
        'status' => 'unpaid',
        'items' => [
            ['name' => 'Item', 'quantity' => 1, 'price' => 'not-a-number'],
        ],
    ]);

    $response->assertSessionHasErrors('items.0.price');
});

test('date is required', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000130',
        'customer_name' => 'Test',
        'status' => 'unpaid',
        'items' => [
            ['name' => 'Item', 'quantity' => 1, 'price' => 1000],
        ],
    ]);

    $response->assertSessionHasErrors('date');
});

test('due_date must be on or after date', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000131',
        'customer_name' => 'Test',
        'date' => '2026-08-22',
        'due_date' => '2026-08-01',
        'status' => 'unpaid',
        'items' => [
            ['name' => 'Item', 'quantity' => 1, 'price' => 1000],
        ],
    ]);

    $response->assertSessionHasErrors('due_date');
});

test('status must be a valid enum value', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $response = $this->post(route('admin.manage.invoices.store'), [
        'invoice_number' => 'INV-000132',
        'customer_name' => 'Test',
        'date' => '2026-08-22',
        'status' => 'cancelled',
        'items' => [
            ['name' => 'Item', 'quantity' => 1, 'price' => 1000],
        ],
    ]);

    $response->assertSessionHasErrors('status');
});

/*
|--------------------------------------------------------------------------
| UPDATE
|--------------------------------------------------------------------------
*/

test('invoice can be updated with new items', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $invoice = Invoice::factory()->create([
        'invoice_number' => 'INV-000200',
        'status' => 'unpaid',
    ]);
    $invoice->items()->create(['name' => 'Old Item', 'quantity' => 1, 'price' => 10000, 'subtotal' => 10000]);

    $response = $this->put(route('admin.manage.invoices.update', $invoice), [
        'invoice_number' => 'INV-000200',
        'customer_name' => 'Updated Customer',
        'date' => '2026-08-22',
        'status' => 'paid',
        'items' => [
            ['name' => 'New Item', 'quantity' => 2, 'price' => 100000],
        ],
    ]);

    $response
        ->assertSessionHasNoErrors()
        ->assertRedirect();

    $this->assertDatabaseHas('invoices', [
        'id' => $invoice->id,
        'customer_name' => 'Updated Customer',
        'amount' => 200000,
        'status' => 'paid',
    ]);

    $this->assertDatabaseMissing('invoice_items', ['name' => 'Old Item']);
    $this->assertDatabaseHas('invoice_items', [
        'invoice_id' => $invoice->id,
        'name' => 'New Item',
        'quantity' => 2,
        'price' => 100000,
        'subtotal' => 200000,
    ]);
});

test('invoice_number unique rule ignores current invoice on update', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $invoice = Invoice::factory()->create(['invoice_number' => 'INV-000201']);
    $invoice->items()->create(['name' => 'Item', 'quantity' => 1, 'price' => 10000, 'subtotal' => 10000]);

    $response = $this->put(route('admin.manage.invoices.update', $invoice), [
        'invoice_number' => 'INV-000201',
        'customer_name' => $invoice->customer_name,
        'date' => $invoice->date->format('Y-m-d'),
        'status' => $invoice->status,
        'items' => [
            ['name' => 'Item', 'quantity' => 1, 'price' => 10000],
        ],
    ]);

    $response->assertSessionHasNoErrors();
});

/*
|--------------------------------------------------------------------------
| DELETE
|--------------------------------------------------------------------------
*/

test('invoice can be deleted', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    $invoice = Invoice::factory()->create();
    $invoice->items()->create(['name' => 'Item', 'quantity' => 1, 'price' => 10000, 'subtotal' => 10000]);

    $response = $this->delete(route('admin.manage.invoices.destroy', $invoice));

    $response
        ->assertSessionHasNoErrors()
        ->assertRedirect();

    $this->assertSoftDeleted('invoices', ['id' => $invoice->id]);
    $this->assertDatabaseMissing('invoice_items', ['invoice_id' => $invoice->id]);
});

test('index page displays correct count after delete', function () {
    $user = giveInvoicePermissions();
    $this->actingAs($user);

    Invoice::factory()->count(5)->create();
    $invoice = Invoice::first();

    $this->delete(route('admin.manage.invoices.destroy', $invoice));

    $response = $this->get(route('admin.manage.invoices.index'));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/manage/invoice/index')
        ->has('invoices.data', 4)
        ->where('invoices.total', 4)
    );
});