<?php

use App\Models\Customer;
use App\Models\Purchase;
use App\Models\User;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Inertia\Testing\AssertableInertia as Assert;

uses(RefreshDatabase::class);

/*
|--------------------------------------------------------------------------
| AUTHENTICATION
|--------------------------------------------------------------------------
*/

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

test('authenticated users can visit the customer index page', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

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

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

test('customer index page displays customers', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

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

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

test('index page works with zero customers', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->get(route('admin.master.customers.index'));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/master/customer/index')
        ->has('customers.data', 0)
        ->where('customers.total', 0)
        ->where('customers.current_page', 1)
        ->where('customers.per_page', 25)
    );
});

test('index page does not display soft-deleted customers', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    Customer::factory()->create(['name' => 'Active Customer']);
    Customer::factory()->create(['name' => 'Deleted Customer'])->delete();

    $response = $this->get(route('admin.master.customers.index'));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/master/customer/index')
        ->has('customers.data', 1)
        ->where('customers.total', 1)
        ->where('customers.current_page', 1)
        ->where('customers.per_page', 25)
        ->where('customers.data.0.name', 'Active Customer')
    );
});

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

    Customer::factory()->count(5)->create();
    $customer = Customer::first();

    $this->delete(route('admin.master.customers.destroy', $customer));

    $response = $this->get(route('admin.master.customers.index'));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/master/customer/index')
        ->has('customers.data', 4)
        ->where('customers.total', 4)
        ->where('customers.current_page', 1)
        ->where('customers.per_page', 25)
    );
});

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

test('customer can be created', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Test',
        'phone_number' => '08123456789',
        'address' => 'Jl. Test No. 1',
    ]);

    $response
        ->assertSessionHasNoErrors()
        ->assertRedirect(route('admin.master.customers.index'));

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Test',
        'phone_number' => '08123456789',
        'address' => 'Jl. Test No. 1',
    ]);
});

test('customer can be created without optional fields', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Minimal',
    ]);

    $response
        ->assertSessionHasNoErrors()
        ->assertRedirect(route('admin.master.customers.index'));

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Minimal',
    ]);
});

test('customer name is required', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => '',
    ]);

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

test('customer name must be string', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 12345,
    ]);

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

test('customer name must not exceed 200 characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => str_repeat('a', 201),
    ]);

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

test('customer name exactly 200 characters passes validation', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => str_repeat('a', 200),
    ]);

    $response->assertSessionHasNoErrors();
});

test('customer name exactly 1 character passes validation', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'A',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'A',
    ]);
});

test('customer name must be unique', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    Customer::factory()->create(['name' => 'Existing Customer']);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Existing Customer',
    ]);

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

test('customer name uniqueness is case sensitive', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    Customer::factory()->create(['name' => 'Customer ABC']);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer ABC',
    ]);

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

test('customer name with only whitespace is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => '   ',
    ]);

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

test('customer name with special characters is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer & Co. (PT)',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer & Co. (PT)',
    ]);
});

test('customer name with HTML tags is accepted as plain text', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => '<script>alert("xss")</script>',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => '<script>alert("xss")</script>',
    ]);
});

test('customer name with numbers is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer 123',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer 123',
    ]);
});

test('customer name with only numbers is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => '12345',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => '12345',
    ]);
});

test('customer name with unicode characters is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Nono',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Nono',
    ]);
});

test('customer name with mixed case is stored as entered', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'customer tEsT',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'customer tEsT',
    ]);
});

test('customer name with leading and trailing spaces is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => '  Customer Spasi  ',
    ]);

    $response->assertSessionHasNoErrors();
});

test('customer name with parentheses and brackets is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer (A) [VIP]',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer (A) [VIP]',
    ]);
});

test('customer name with multiple spaces is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer   dengan   spasi   banyak',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer   dengan   spasi   banyak',
    ]);
});

test('customer can be created with name at exact DB column limit (200 chars)', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $name = str_repeat('a', 200);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => $name,
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => $name,
    ]);
});

test('store flashes success toast via Inertia', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Toast',
    ]);

    $response->assertRedirect();
});

test('store creates new customer in database', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), [
        'name' => 'Database Check',
    ]);

    $this->assertDatabaseCount('customers', 1);
    $this->assertDatabaseHas('customers', [
        'name' => 'Database Check',
    ]);
});

test('multiple customers can be created sequentially', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'Customer 1']);
    $this->post(route('admin.master.customers.store'), ['name' => 'Customer 2']);
    $this->post(route('admin.master.customers.store'), ['name' => 'Customer 3']);

    $this->assertDatabaseCount('customers', 3);

    $this->assertDatabaseHas('customers', ['name' => 'Customer 1']);
    $this->assertDatabaseHas('customers', ['name' => 'Customer 2']);
    $this->assertDatabaseHas('customers', ['name' => 'Customer 3']);
});

/*
|--------------------------------------------------------------------------
| PHONE NUMBER VALIDATION
|--------------------------------------------------------------------------
*/

test('customer phone_number must be numeric', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer With Letters',
        'phone_number' => 'abc123',
    ]);

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

test('customer phone_number accepts valid numeric string', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Valid Phone',
        'phone_number' => '08123456789012345678',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Valid Phone',
        'phone_number' => '08123456789012345678',
    ]);
});

test('customer phone_number must not exceed 20 digits', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Long Phone',
        'phone_number' => '081234567890123456789',
    ]);

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

test('customer phone_number exactly 20 digits passes validation', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Max Phone',
        'phone_number' => '12345678901234567890',
    ]);

    $response->assertSessionHasNoErrors();
});

test('customer phone_number exactly 1 digit passes validation', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Min Phone',
        'phone_number' => '1',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Min Phone',
        'phone_number' => '1',
    ]);
});

test('customer phone_number can be null', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer No Phone',
        'phone_number' => null,
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer No Phone',
        'phone_number' => null,
    ]);
});

test('customer phone_number with special characters is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Special Phone',
        'phone_number' => '+62-812-3456-7890',
    ]);

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

test('customer phone_number with spaces is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Space Phone',
        'phone_number' => '0812 345 678',
    ]);

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

test('customer phone_number with dashes is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Dash Phone',
        'phone_number' => '0812-3456-7890',
    ]);

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

test('customer phone_number with dots is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Dot Phone',
        'phone_number' => '0812.3456.7890',
    ]);

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

test('customer phone_number with parentheses is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Paren Phone',
        'phone_number' => '(0812)3456789',
    ]);

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

test('customer phone_number with plus sign is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Plus Phone',
        'phone_number' => '+6281234567890',
    ]);

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

test('customer phone_number with hash is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Hash Phone',
        'phone_number' => '#08123456789',
    ]);

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

test('customer phone_number with asterisk is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Star Phone',
        'phone_number' => '*08123456789',
    ]);

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

test('customer phone_number with letters and numbers is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Mixed Phone',
        'phone_number' => '0812abc3456',
    ]);

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

test('customer phone_number with only letters is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Letter Phone',
        'phone_number' => 'abcdefghij',
    ]);

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

test('customer phone_number with empty string is accepted as nullable', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Empty Phone',
        'phone_number' => '',
    ]);

    $response->assertSessionHasNoErrors();
});

/*
|--------------------------------------------------------------------------
| ADDRESS VALIDATION
|--------------------------------------------------------------------------
*/

test('customer address can be null', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer No Address',
        'address' => null,
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer No Address',
        'address' => null,
    ]);
});

test('customer address accepts long text', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $address = str_repeat('Jl. Panjang No. 123, RT 01/RW 02, Kelurahan Sukamaju, Kecamatan Menteng, Jakarta Pusat. ', 10);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Long Address',
        'address' => $address,
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Long Address',
    ]);
});

test('customer address with special characters is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Special Address',
        'address' => 'Jl. Raya No. 1/2, Lt. 3 (Gedung ABC)',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Special Address',
        'address' => 'Jl. Raya No. 1/2, Lt. 3 (Gedung ABC)',
    ]);
});

test('customer address with unicode is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Unicode Address',
        'address' => 'Jl. Sudirman No. 123, Jakarta',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Unicode Address',
        'address' => 'Jl. Sudirman No. 123, Jakarta',
    ]);
});

test('customer address with newlines is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Multiline Address',
        'address' => "Jl. Raya No. 1\nKota Bandung\nJawa Barat",
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Multiline Address',
    ]);
});

test('customer address with HTML is accepted as plain text', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer HTML Address',
        'address' => '<b>Jl. Raya</b> No. 1',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer HTML Address',
        'address' => '<b>Jl. Raya</b> No. 1',
    ]);
});

test('customer address can be empty string', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Empty Address',
        'address' => '',
    ]);

    $response->assertSessionHasNoErrors();
});

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

test('customer can be updated', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Customer Updated',
        'phone_number' => '0987654321',
        'address' => 'Jl. Updated No. 2',
    ]);

    $response
        ->assertSessionHasNoErrors()
        ->assertRedirect(route('admin.master.customers.index'));

    $customer->refresh();
    expect($customer->name)->toBe('Customer Updated');
    expect($customer->phone_number)->toBe('0987654321');
    expect($customer->address)->toBe('Jl. Updated No. 2');
});

test('customer name can be updated to itself', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['name' => 'My Customer']);

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'My Customer',
    ]);

    $response->assertSessionHasNoErrors();
});

test('customer update name must be unique excluding itself', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['name' => 'First']);
    Customer::factory()->create(['name' => 'Second']);

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Second',
    ]);

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

test('customer update name is required', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => '',
    ]);

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

test('customer update name must not exceed 200 characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => str_repeat('a', 201),
    ]);

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

test('customer update phone_number must be numeric', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Updated Customer',
        'phone_number' => 'abc123',
    ]);

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

test('customer update phone_number with special characters is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Updated Customer',
        'phone_number' => '+62-812-3456-7890',
    ]);

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

test('customer can be updated with only name', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['phone_number' => '08123456789', 'address' => 'Old Address']);

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Updated Name Only',
    ]);

    $response->assertSessionHasNoErrors();

    $customer->refresh();
    expect($customer->name)->toBe('Updated Name Only');
    expect($customer->phone_number)->toBe('08123456789');
    expect($customer->address)->toBe('Old Address');
});

test('customer can be updated multiple times', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['name' => 'Version 1']);

    $this->put(route('admin.master.customers.update', $customer), ['name' => 'Version 2']);
    $customer->refresh();
    expect($customer->name)->toBe('Version 2');

    $this->put(route('admin.master.customers.update', $customer), ['name' => 'Version 3']);
    $customer->refresh();
    expect($customer->name)->toBe('Version 3');
});

test('update flashes success toast via Inertia', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Updated Name',
    ]);

    $response->assertRedirect();
});

test('customer update with special characters in name is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Customer & Co. (PT)',
    ]);

    $response->assertSessionHasNoErrors();

    $customer->refresh();
    expect($customer->name)->toBe('Customer & Co. (PT)');
});

test('customer update with unicode characters is accepted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['name' => 'Original']);

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Customer Nono',
    ]);

    $response->assertSessionHasNoErrors();

    $customer->refresh();
    expect($customer->name)->toBe('Customer Nono');
});

test('customer update with only whitespace name is rejected', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => '   ',
    ]);

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

test('customer update can clear phone_number to null', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['phone_number' => '08123456789']);

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => $customer->name,
        'phone_number' => null,
    ]);

    $response->assertSessionHasNoErrors();

    $customer->refresh();
    expect($customer->phone_number)->toBeNull();
});

test('customer update can clear address to null', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['address' => 'Old Address']);

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => $customer->name,
        'address' => null,
    ]);

    $response->assertSessionHasNoErrors();

    $customer->refresh();
    expect($customer->address)->toBeNull();
});

test('updating non-existent customer returns 404', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->put(route('admin.master.customers.update', 999999), [
        'name' => 'Ghost Customer',
    ]);

    $response->assertStatus(404);
});

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

test('customer can be deleted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->delete(route('admin.master.customers.destroy', $customer));

    $response
        ->assertSessionHasNoErrors()
        ->assertRedirect(route('admin.master.customers.index'));

    $this->assertSoftDeleted('customers', ['id' => $customer->id]);
});

test('customer is soft-deleted not permanently removed', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $this->delete(route('admin.master.customers.destroy', $customer));

    $this->assertDatabaseHas('customers', ['id' => $customer->id]);
    $this->assertSoftDeleted('customers', ['id' => $customer->id]);
});

test('soft-deleted customer still exists in database', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $this->delete(route('admin.master.customers.destroy', $customer));

    $this->assertDatabaseHas('customers', ['id' => $customer->id]);
});

test('soft-deleted customer has deleted_at timestamp', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $this->delete(route('admin.master.customers.destroy', $customer));

    $customer->refresh();
    expect($customer->deleted_at)->not->toBeNull();
});

test('deleted customer is excluded from getAll query', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    Customer::factory()->create(['name' => 'Active']);
    $deleted = Customer::factory()->create(['name' => 'Deleted']);
    $deleted->delete();

    $response = $this->get(route('admin.master.customers.index'));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/master/customer/index')
        ->has('customers.data', 1)
        ->where('customers.total', 1)
        ->where('customers.current_page', 1)
        ->where('customers.per_page', 25)
        ->where('customers.data.0.name', 'Active')
    );
});

test('delete flashes success toast via Inertia', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->delete(route('admin.master.customers.destroy', $customer));

    $response->assertRedirect();
});

test('multiple customers can be deleted one by one', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customers = Customer::factory()->count(3)->create();

    $this->delete(route('admin.master.customers.destroy', $customers[0]));
    $this->delete(route('admin.master.customers.destroy', $customers[1]));

    $this->assertSoftDeleted('customers', ['id' => $customers[0]->id]);
    $this->assertSoftDeleted('customers', ['id' => $customers[1]->id]);
    $this->assertDatabaseHas('customers', ['id' => $customers[2]->id, 'deleted_at' => null]);
});

test('updating soft-deleted customer via route returns 404', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();
    $customer->delete();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Should Not Work',
    ]);

    $response->assertStatus(404);
});

test('deleting soft-deleted customer via route returns 404', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();
    $customer->delete();

    $response = $this->delete(route('admin.master.customers.destroy', $customer));

    $response->assertStatus(404);
});

test('deleting non-existent customer returns 404', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->delete(route('admin.master.customers.destroy', 999999));

    $response->assertStatus(404);
});

/*
|--------------------------------------------------------------------------
| CUSTOMER - PURCHASE RELATIONSHIP
|--------------------------------------------------------------------------
*/

test('customer with purchases can be deleted', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();
    Purchase::factory()->count(3)->create(['customer_id' => $customer->id]);

    $this->delete(route('admin.master.customers.destroy', $customer));

    $this->assertSoftDeleted('customers', ['id' => $customer->id]);
    // Purchases still exist because soft delete doesn't trigger cascade
    $this->assertDatabaseCount('purchases', 3);
});

test('index page works correctly with customers that have purchases', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();
    Purchase::factory()->count(5)->create(['customer_id' => $customer->id]);

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

/*
|--------------------------------------------------------------------------
| AUTHORIZATION - GUEST CANNOT PERFORM ACTIONS
|--------------------------------------------------------------------------
*/

test('guest cannot create customer', function () {
    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Unauthorized',
    ]);

    $response->assertRedirect(route('login'));
    $this->assertDatabaseMissing('customers', ['name' => 'Unauthorized']);
});

test('guest cannot update customer', function () {
    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Unauthorized Update',
    ]);

    $response->assertRedirect(route('login'));
});

test('guest cannot delete customer', function () {
    $customer = Customer::factory()->create();

    $response = $this->delete(route('admin.master.customers.destroy', $customer));

    $response->assertRedirect(route('login'));
    $this->assertDatabaseHas('customers', ['id' => $customer->id, 'deleted_at' => null]);
});

/*
|--------------------------------------------------------------------------
| DATA INTEGRITY
|--------------------------------------------------------------------------
*/

test('created customer has correct timestamps', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), [
        'name' => 'Timestamp Test',
    ]);

    $customer = Customer::where('name', 'Timestamp Test')->first();
    expect($customer->created_at)->not->toBeNull();
    expect($customer->updated_at)->not->toBeNull();
});

test('updated customer has updated timestamp changed', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();
    $originalUpdatedAt = $customer->updated_at;

    sleep(1);

    $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Timestamp Changed',
    ]);

    $customer->refresh();
    expect($customer->updated_at->gt($originalUpdatedAt))->toBeTrue();
});

test('customer ID is auto-incremented', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'First']);
    $first = Customer::where('name', 'First')->first();

    $this->post(route('admin.master.customers.store'), ['name' => 'Second']);
    $second = Customer::where('name', 'Second')->first();

    expect($second->id)->toBe($first->id + 1);
});

test('customer factory creates valid customer', function () {
    $customer = Customer::factory()->create();

    expect($customer->name)->not->toBeEmpty();
    expect($customer->id)->toBeInt();
});

test('customer factory creates unique names', function () {
    $customers = Customer::factory()->count(20)->create();

    $names = $customers->pluck('name')->toArray();
    expect($names)->toHaveCount(count(array_unique($names)));
});

/*
|--------------------------------------------------------------------------
| SOFT DELETE & RESTORE
|--------------------------------------------------------------------------
*/

test('customer can be restored after soft delete', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['name' => 'Restored Customer']);
    $customer->delete();

    $this->assertSoftDeleted('customers', ['id' => $customer->id]);

    $customer->restore();

    $this->assertDatabaseHas('customers', ['id' => $customer->id, 'deleted_at' => null]);
});

test('restored customer appears in index again', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['name' => 'Restored Customer']);
    $customer->delete();

    $response = $this->get(route('admin.master.customers.index'));
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/master/customer/index')
        ->has('customers.data', 0)
        ->where('customers.total', 0)
        ->where('customers.current_page', 1)
        ->where('customers.per_page', 25)
    );

    $customer->restore();

    $response = $this->get(route('admin.master.customers.index'));
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/master/customer/index')
        ->has('customers.data', 1)
        ->where('customers.total', 1)
        ->where('customers.current_page', 1)
        ->where('customers.per_page', 25)
        ->where('customers.data.0.name', 'Restored Customer')
    );
});

test('restored customer can be updated', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create(['name' => 'Before Restore']);
    $customer->delete();
    $customer->restore();

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'After Restore',
    ]);

    $response->assertSessionHasNoErrors();

    $customer->refresh();
    expect($customer->name)->toBe('After Restore');
});

/*
|--------------------------------------------------------------------------
| REALISTIC USER SCENARIOS
|--------------------------------------------------------------------------
*/

test('user creates customer then immediately edits it', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'Draft Customer']);
    $customer = Customer::where('name', 'Draft Customer')->first();

    $this->put(route('admin.master.customers.update', $customer), ['name' => 'Final Customer']);

    $customer->refresh();
    expect($customer->name)->toBe('Final Customer');
});

test('user creates multiple customers and deletes one', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'Keep']);
    $this->post(route('admin.master.customers.store'), ['name' => 'Delete Me']);
    $this->post(route('admin.master.customers.store'), ['name' => 'Also Keep']);

    $toDelete = Customer::where('name', 'Delete Me')->first();
    $this->delete(route('admin.master.customers.destroy', $toDelete));

    $response = $this->get(route('admin.master.customers.index'));
    $response->assertOk();
    $response->assertInertia(fn (Assert $page) => $page
        ->component('admin/master/customer/index')
        ->has('customers.data', 2)
        ->where('customers.total', 2)
        ->where('customers.current_page', 1)
        ->where('customers.per_page', 25)
    );
});

test('user renames customer to match another existing customer name', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    Customer::factory()->create(['name' => 'Target Name']);
    $customer = Customer::factory()->create(['name' => 'Source Name']);

    $response = $this->put(route('admin.master.customers.update', $customer), [
        'name' => 'Target Name',
    ]);

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

test('user creates customer with Indonesian characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'PT Maju Jaya Sentosa',
        'phone_number' => '0215551234',
        'address' => 'Jl. Sudirman No. 123, Jakarta Selatan',
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'PT Maju Jaya Sentosa',
        'phone_number' => '0215551234',
        'address' => 'Jl. Sudirman No. 123, Jakarta Selatan',
    ]);
});

test('user tries to create customer without submitting any data', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), []);

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

test('user tries to update customer without submitting any data', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $customer = Customer::factory()->create();

    $response = $this->put(route('admin.master.customers.update', $customer), []);

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

test('user rapidly submits same customer creation twice', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'Rapid Submit']);
    $response = $this->post(route('admin.master.customers.store'), ['name' => 'Rapid Submit']);

    $response->assertSessionHasErrors('name');
    $this->assertDatabaseCount('customers', 1);
});

test('user creates customer with name containing chinese characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => '电子产品供应商']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing japanese characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'サプライヤー']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing korean characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => '공급업체']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing arabic characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'المورد']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing cyrillic characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'Поставщик']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing thai characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'ซัพพลายเออร์']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing hindi characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'आपूर्तिकर्ता']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing greek characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'Προμηθευτής']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing vietnamese characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'Nhà cung cấp']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing mixed unicode scripts', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'Customer 电子产品']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing emoji', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => '🏢 Customer']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with very short name', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'X']);
    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'X',
    ]);
});

test('user creates customer with name containing mixed case and numbers', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'PT123ABC456']);

    $this->assertDatabaseHas('customers', [
        'name' => 'PT123ABC456',
    ]);
});

test('user creates customer with name containing only spaces and numbers', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => '  123  ']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with very long name', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $name = str_repeat('a', 200);

    $response = $this->post(route('admin.master.customers.store'), ['name' => $name]);
    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => $name,
    ]);
});

test('user creates customer then creates another with similar name', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'Customer ABC']);
    $this->post(route('admin.master.customers.store'), ['name' => 'Customer XYZ']);

    $this->assertDatabaseCount('customers', 2);
    $this->assertDatabaseHas('customers', ['name' => 'Customer ABC']);
    $this->assertDatabaseHas('customers', ['name' => 'Customer XYZ']);
});

test('user creates customer with name containing curly braces', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => '{code}']);

    $this->assertDatabaseHas('customers', [
        'name' => '{code}',
    ]);
});

test('user creates customer with name containing angle brackets', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => '<html>']);

    $this->assertDatabaseHas('customers', [
        'name' => '<html>',
    ]);
});

test('user creates customer with name containing semicolon', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'A;B']);

    $this->assertDatabaseHas('customers', [
        'name' => 'A;B',
    ]);
});

test('user creates customer with name containing colon', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'Time: Now']);

    $this->assertDatabaseHas('customers', [
        'name' => 'Time: Now',
    ]);
});

test('user creates customer with name containing backtick', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => '`Code`']);

    $this->assertDatabaseHas('customers', [
        'name' => '`Code`',
    ]);
});

test('user creates customer with name containing tilde', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'Caf~']);

    $this->assertDatabaseHas('customers', [
        'name' => 'Caf~',
    ]);
});

test('user creates customer with name containing caret', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'A^B']);

    $this->assertDatabaseHas('customers', [
        'name' => 'A^B',
    ]);
});

test('user creates customer with name containing percentage', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => '100% Natural']);

    $this->assertDatabaseHas('customers', [
        'name' => '100% Natural',
    ]);
});

test('user creates customer with name containing fullwidth characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'ＡＢＣＤＥ']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing fullwidth brackets', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => '（）【】']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing hiragana', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'あいうえお']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing katakana', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'アイウエオ']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing hangul', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => '가나다라마']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing hebrew', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'אבגדהו']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing bengali', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'অআইঈউ']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing tamil', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => 'அஆஇஈஉ']);
    $response->assertSessionHasNoErrors();
});

test('user creates customer with name containing email-like pattern', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'user@example.com']);

    $this->assertDatabaseHas('customers', [
        'name' => 'user@example.com',
    ]);
});

test('user creates customer with name containing URL-like pattern', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'https://example.com']);

    $this->assertDatabaseHas('customers', [
        'name' => 'https://example.com',
    ]);
});

test('user creates customer with address containing Indonesian address format', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), [
        'name' => 'Customer Alamat',
        'address' => "Jl. Raya Bogor Km. 30\nRT 01/02\nKel. Sukamaju\nKec. Menteng\nJakarta Pusat 10310",
    ]);

    $response->assertSessionHasNoErrors();

    $this->assertDatabaseHas('customers', [
        'name' => 'Customer Alamat',
    ]);
});

test('user creates customer with phone number in various Indonesian formats', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $phones = [
        '081234567890',
        '6281234567890',
        '0215551234',
        '02155512345',
    ];

    foreach ($phones as $phone) {
        $response = $this->post(route('admin.master.customers.store'), [
            'name' => 'Customer '.$phone,
            'phone_number' => $phone,
        ]);

        $response->assertSessionHasNoErrors();

        $this->assertDatabaseHas('customers', [
            'name' => 'Customer '.$phone,
            'phone_number' => $phone,
        ]);
    }
});

test('user creates customer then deletes it and creates new one with same name', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $this->post(route('admin.master.customers.store'), ['name' => 'Reusable']);
    $customer = Customer::where('name', 'Reusable')->first();

    $this->delete(route('admin.master.customers.destroy', $customer));

    // Soft-deleted name still triggers unique validation
    $response = $this->post(route('admin.master.customers.store'), ['name' => 'Reusable']);
    $response->assertSessionHasErrors('name');
});

test('user creates customer with name containing regex special characters', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    $response = $this->post(route('admin.master.customers.store'), ['name' => '.*+?^${}()|[]\\']);
    $response->assertSessionHasNoErrors();
});
