<?php

use App\Livewire\Operator\Stats;
use App\Models\Category;
use App\Models\User;
use Livewire\Livewire;

test('customerSubcategoryMatrix cross-tabs clients against their top subcategories', function () {
    seedStatusesAndPriorities();
    $admin = User::query()->create(['name' => 'Admin', 'email' => 'stats-admin-cust-matrix@example.com', 'roles' => ['admin']]);
    $clientA = User::query()->create(['name' => 'Klient A', 'email' => 'stats-matrix-client-a@example.com', 'roles' => ['client']]);
    $clientB = User::query()->create(['name' => 'Klient B', 'email' => 'stats-matrix-client-b@example.com', 'roles' => ['client']]);

    $it = Category::query()->create(['name' => 'IT-Pomoc']);
    $vpn = $it->subcategories()->create(['name' => 'VPN']);
    $printers = $it->subcategories()->create(['name' => 'Drukarki']);

    makeTicket(['number' => '9001', 'customer_id' => $clientA->id, 'subcategory_id' => $vpn->id]);
    makeTicket(['number' => '9002', 'customer_id' => $clientA->id, 'subcategory_id' => $vpn->id]);
    makeTicket(['number' => '9003', 'customer_id' => $clientA->id, 'subcategory_id' => $printers->id]);
    makeTicket(['number' => '9004', 'customer_id' => $clientB->id, 'subcategory_id' => $printers->id]);
    makeTicket(['number' => '9005', 'customer_id' => null, 'subcategory_id' => $vpn->id]);

    $matrix = Livewire::actingAs($admin)->test(Stats::class)->instance()->customerSubcategoryMatrix;

    expect($matrix['columns'])->toBe(['IT-Pomoc / VPN', 'IT-Pomoc / Drukarki'])
        ->and($matrix['hasOther'])->toBeFalse();

    $rowsByLabel = collect($matrix['rows'])->keyBy('label');

    expect($rowsByLabel['Klient A'])->toBe(['label' => 'Klient A', 'cells' => [2, 1], 'other' => null, 'total' => 3])
        ->and($rowsByLabel['Klient B'])->toBe(['label' => 'Klient B', 'cells' => [0, 1], 'other' => null, 'total' => 1]);
});

test('customerSubcategoryMatrix caps rows at top 10 clients and columns at top 5 subcategories, folding the rest into "Inne"', function () {
    seedStatusesAndPriorities();
    $admin = User::query()->create(['name' => 'Admin', 'email' => 'stats-admin-cust-matrix-2@example.com', 'roles' => ['admin']]);
    $client = User::query()->create(['name' => 'Klient', 'email' => 'stats-matrix-client-c@example.com', 'roles' => ['client']]);

    $category = Category::query()->create(['name' => 'Kategoria']);
    $ticketNumber = 9100;

    foreach (range(1, 7) as $i) {
        $sub = $category->subcategories()->create(['name' => "Sub {$i}"]);
        // Distinct volumes (7 down to 1) so which 5 make the cut is deterministic.
        foreach (range(1, 8 - $i) as $n) {
            makeTicket(['number' => (string) $ticketNumber++, 'customer_id' => $client->id, 'subcategory_id' => $sub->id]);
        }
    }

    $matrix = Livewire::actingAs($admin)->test(Stats::class)->instance()->customerSubcategoryMatrix;

    expect($matrix['columns'])->toBe(['Kategoria / Sub 1', 'Kategoria / Sub 2', 'Kategoria / Sub 3', 'Kategoria / Sub 4', 'Kategoria / Sub 5'])
        ->and($matrix['hasOther'])->toBeTrue();

    $row = $matrix['rows'][0];
    expect($row['cells'])->toBe([7, 6, 5, 4, 3])
        ->and($row['other'])->toBe(2 + 1)
        ->and($row['total'])->toBe(7 + 6 + 5 + 4 + 3 + 2 + 1);
});

test('customerSubcategoryMatrix caps rows at the top 10 clients by volume', function () {
    seedStatusesAndPriorities();
    $admin = User::query()->create(['name' => 'Admin', 'email' => 'stats-admin-cust-matrix-3@example.com', 'roles' => ['admin']]);
    $category = Category::query()->create(['name' => 'Kategoria']);
    $sub = $category->subcategories()->create(['name' => 'Sub']);
    $ticketNumber = 9200;

    foreach (range(1, 12) as $i) {
        $client = User::query()->create(['name' => "Klient {$i}", 'email' => "stats-matrix-client-{$i}@example.com", 'roles' => ['client']]);
        foreach (range(1, 13 - $i) as $n) {
            makeTicket(['number' => (string) $ticketNumber++, 'customer_id' => $client->id, 'subcategory_id' => $sub->id]);
        }
    }

    $matrix = Livewire::actingAs($admin)->test(Stats::class)->instance()->customerSubcategoryMatrix;

    expect($matrix['rows'])->toHaveCount(10)
        ->and($matrix['rows'][0]['label'])->toBe('Klient 1')
        ->and($matrix['rows'][0]['total'])->toBe(12);
});