<?php

use App\Models\Advance;
use App\Models\AdvanceType;
use App\Models\User;
use Spatie\Permission\Models\Permission;
use Spatie\Permission\Models\Role;

beforeEach(function () {
    Permission::firstOrCreate(['name' => 'zaliczki_access']);
});

function userWithAdvanceAccess(string $roleName = 'pracownik'): User
{
    $user = User::factory()->create();
    $role = Role::firstOrCreate(['name' => $roleName]);
    $role->givePermissionTo('zaliczki_access');
    $user->assignRole($role);

    return $user;
}

test('employee sees only own advances', function () {
    $employee = userWithAdvanceAccess();
    $otherUser = User::factory()->create();
    $type = AdvanceType::create(['name' => 'Paliwo']);

    Advance::create(['date' => '2026-08-01', 'user_id' => $employee->id, 'amount' => 100, 'advance_type_id' => $type->id]);
    Advance::create(['date' => '2026-08-02', 'user_id' => $otherUser->id, 'amount' => 200, 'advance_type_id' => $type->id]);

    $response = $this->actingAs($employee)->get(route('zaliczki'));

    $response->assertOk();
    $response->assertSee('100,00');
    $response->assertDontSee('200,00');
});

test('advance is stored for authenticated user', function () {
    $employee = userWithAdvanceAccess();
    $otherUser = User::factory()->create();
    $type = AdvanceType::create(['name' => 'Hotel']);

    $response = $this->actingAs($employee)->post(route('zaliczki.store'), [
        'date' => '2026-08-28',
        'user_id' => $otherUser->id,
        'amount' => '250.50',
        'advance_type_id' => $type->id,
    ]);

    $response->assertRedirect(route('zaliczki'));
    $this->assertDatabaseHas('advances', [
        'user_id' => $employee->id,
        'advance_type_id' => $type->id,
        'amount' => -250.50,
    ]);
});

test('manager can create an advance for another user', function () {
    $manager = userWithAdvanceAccess('kierownik');
    $employee = User::factory()->create();
    $type = AdvanceType::create(['name' => 'Wpłata']);

    $response = $this->actingAs($manager)->post(route('zaliczki.store'), [
        'date' => '2026-08-28',
        'user_id' => $employee->id,
        'amount' => '300.00',
        'advance_type_id' => $type->id,
    ]);

    $response->assertRedirect(route('zaliczki'));
    $this->assertDatabaseHas('advances', [
        'user_id' => $employee->id,
        'advance_type_id' => $type->id,
        'amount' => 300.00,
    ]);
});

test('manager can access system settings and add an advance type', function () {
    Permission::firstOrCreate(['name' => 'users_access']);

    $manager = User::factory()->create();
    $managerRole = Role::firstOrCreate(['name' => 'kierownik']);
    $managerRole->givePermissionTo(['zaliczki_access', 'users_access']);
    $manager->assignRole($managerRole);

    $indexResponse = $this->actingAs($manager)->get(route('settings.index'));
    $indexResponse->assertOk();

    $storeResponse = $this->actingAs($manager)->post(route('settings.advance-types.store'), [
        'name' => 'Koncesja',
    ]);

    $storeResponse->assertRedirect(route('settings.index'));
    $this->assertDatabaseHas('advance_types', ['name' => 'Koncesja']);
});

test('manager can edit and delete an advance type from settings', function () {
    Permission::firstOrCreate(['name' => 'users_access']);

    $manager = User::factory()->create();
    $managerRole = Role::firstOrCreate(['name' => 'kierownik']);
    $managerRole->givePermissionTo(['zaliczki_access', 'users_access']);
    $manager->assignRole($managerRole);

    $type = AdvanceType::create(['name' => 'Koncesja']);

    $editResponse = $this->actingAs($manager)->put(route('settings.advance-types.update', $type), [
        'name' => 'Koncesja VIP',
    ]);
    $editResponse->assertRedirect(route('settings.index'));
    $this->assertDatabaseHas('advance_types', ['id' => $type->id, 'name' => 'Koncesja VIP']);

    $deleteResponse = $this->actingAs($manager)->delete(route('settings.advance-types.destroy', $type));
    $deleteResponse->assertRedirect(route('settings.index'));
    $this->assertDatabaseMissing('advance_types', ['id' => $type->id]);
});

test('manager can update role permissions from settings', function () {
    Permission::firstOrCreate(['name' => 'users_access']);
    Permission::firstOrCreate(['name' => 'raporty_access']);
    Permission::firstOrCreate(['name' => 'flota_access']);

    $manager = User::factory()->create();
    $managerRole = Role::firstOrCreate(['name' => 'kierownik']);
    $managerRole->givePermissionTo('users_access');
    $manager->assignRole($managerRole);

    $response = $this->actingAs($manager)->post(route('settings.role-permissions.store'), [
        'permissions' => [
            $managerRole->id => ['users_access', 'raporty_access'],
        ],
    ]);

    $response->assertRedirect(route('settings.index'));
    $this->assertTrue($managerRole->fresh()->hasPermissionTo('raporty_access'));
    $this->assertFalse($managerRole->fresh()->hasPermissionTo('flota_access'));
});

test('manager cannot delete an advance type that is still used in advances', function () {
    Permission::firstOrCreate(['name' => 'users_access']);

    $manager = User::factory()->create();
    $managerRole = Role::firstOrCreate(['name' => 'kierownik']);
    $managerRole->givePermissionTo(['zaliczki_access', 'users_access']);
    $manager->assignRole($managerRole);

    $type = AdvanceType::create(['name' => 'Paliwo']);
    $employee = User::factory()->create();
    Advance::create(['date' => '2026-08-28', 'user_id' => $employee->id, 'amount' => 100, 'advance_type_id' => $type->id]);

    $response = $this->actingAs($manager)->from(route('settings.index'))->delete(route('settings.advance-types.destroy', $type));

    $response->assertRedirect(route('settings.index'));
    $response->assertSessionHas('error', 'Nie można usunąć rodzaju zaliczki, który jest już przypisany do istniejących zaliczek.');
    $this->assertDatabaseHas('advance_types', ['id' => $type->id, 'name' => 'Paliwo']);
});

test('employee can edit own advance but cannot access another users advance', function () {
    $employee = userWithAdvanceAccess();
    $otherUser = User::factory()->create();
    $type = AdvanceType::create(['name' => 'Hotel']);
    $advance = Advance::create(['date' => '2026-08-28', 'user_id' => $employee->id, 'amount' => 100, 'advance_type_id' => $type->id]);
    $otherAdvance = Advance::create(['date' => '2026-08-28', 'user_id' => $otherUser->id, 'amount' => 200, 'advance_type_id' => $type->id]);

    $this->actingAs($employee)->get(route('zaliczki.edit', $otherAdvance))->assertForbidden();

    $response = $this->actingAs($employee)->put(route('zaliczki.update', $advance), [
        'date' => '2026-08-27',
        'amount' => '150.00',
        'advance_type_id' => $type->id,
    ]);

    $response->assertRedirect(route('zaliczki'));
    $this->assertDatabaseHas('advances', ['id' => $advance->id, 'amount' => -150, 'date' => '2026-08-27 00:00:00']);
});

test('manager can delete an advance', function () {
    $manager = userWithAdvanceAccess('kierownik');
    $employee = User::factory()->create();
    $type = AdvanceType::create(['name' => 'Paliwo']);
    $advance = Advance::create(['date' => '2026-08-28', 'user_id' => $employee->id, 'amount' => 100, 'advance_type_id' => $type->id]);

    $response = $this->actingAs($manager)->delete(route('zaliczki.destroy', $advance));

    $response->assertRedirect(route('zaliczki'));
    $this->assertDatabaseMissing('advances', ['id' => $advance->id]);
});

test('expenses are negative and deposits are positive regardless of input sign', function () {
    $employee = userWithAdvanceAccess();
    $fuel = AdvanceType::create(['name' => 'Paliwo']);
    $deposit = AdvanceType::create(['name' => 'Wpłata']);

    Advance::create(['date' => '2026-08-28', 'user_id' => $employee->id, 'amount' => 100, 'advance_type_id' => $fuel->id]);
    Advance::create(['date' => '2026-08-28', 'user_id' => $employee->id, 'amount' => -200, 'advance_type_id' => $deposit->id]);

    $this->assertDatabaseHas('advances', ['advance_type_id' => $fuel->id, 'amount' => -100]);
    $this->assertDatabaseHas('advances', ['advance_type_id' => $deposit->id, 'amount' => 200]);
});

test('manager can filter advances by text type and date range', function () {
    $manager = userWithAdvanceAccess('kierownik');
    $employee = User::factory()->create(['name' => 'Anna', 'surname' => 'Nowak']);
    $fuel = AdvanceType::create(['name' => 'Paliwo']);
    $hotel = AdvanceType::create(['name' => 'Hotel']);

    Advance::create(['date' => '2026-08-10', 'user_id' => $employee->id, 'amount' => 100, 'advance_type_id' => $fuel->id]);
    Advance::create(['date' => '2026-08-20', 'user_id' => $employee->id, 'amount' => 200, 'advance_type_id' => $hotel->id]);

    $response = $this->actingAs($manager)->get(route('zaliczki', [
        'search' => 'Anna',
        'type' => $fuel->id,
        'date_from' => '2026-08-01',
        'date_to' => '2026-08-15',
    ]));

    $response->assertOk();
    $response->assertSee('100,00');
    $response->assertDontSee('200,00');
});

test('manager can open employee profile and see current advance balance', function () {
    Permission::firstOrCreate(['name' => 'users_access']);

    $manager = User::factory()->create();
    $managerRole = Role::firstOrCreate(['name' => 'kierownik']);
    $managerRole->givePermissionTo(['zaliczki_access', 'users_access']);
    $manager->assignRole($managerRole);

    $employee = User::factory()->create(['name' => 'Jan', 'surname' => 'Kowalski']);
    $fuel = AdvanceType::create(['name' => 'Paliwo']);
    $deposit = AdvanceType::create(['name' => 'Wpłata']);

    Advance::create(['date' => '2026-08-10', 'user_id' => $employee->id, 'amount' => 120, 'advance_type_id' => $fuel->id]);
    Advance::create(['date' => '2026-08-11', 'user_id' => $employee->id, 'amount' => 500, 'advance_type_id' => $deposit->id]);

    $response = $this->actingAs($manager)->get(route('users.show', $employee));

    $response->assertOk();
    $response->assertSee('Jan Kowalski');
    $response->assertSee('380,00');
});

test('advance balance is recalculated after create update and delete', function () {
    $employee = userWithAdvanceAccess();
    $fuel = AdvanceType::create(['name' => 'Paliwo']);

    $advance = Advance::create(['date' => '2026-08-10', 'user_id' => $employee->id, 'amount' => 120, 'advance_type_id' => $fuel->id]);

    $this->assertDatabaseHas('user_advance_balances', [
        'user_id' => $employee->id,
        'balance' => -120,
    ]);

    $advance->update(['amount' => 300]);

    $this->assertDatabaseHas('user_advance_balances', [
        'user_id' => $employee->id,
        'balance' => -300,
    ]);

    $advance->delete();

    $this->assertDatabaseHas('user_advance_balances', [
        'user_id' => $employee->id,
        'balance' => 0,
    ]);
});

test('dashboard shows the lowest advance balances for employees', function () {
    $manager = userWithAdvanceAccess('kierownik');
    $fuel = AdvanceType::create(['name' => 'Paliwo']);
    Role::firstOrCreate(['name' => 'pracownik']);

    $worstEmployee = User::factory()->create(['name' => 'Anna', 'surname' => 'Najgorsza']);
    $worstEmployee->assignRole('pracownik');
    $betterEmployee = User::factory()->create(['name' => 'Piotr', 'surname' => 'Lepszy']);
    $betterEmployee->assignRole('pracownik');

    Advance::create(['date' => '2026-08-10', 'user_id' => $worstEmployee->id, 'amount' => 200, 'advance_type_id' => $fuel->id]);
    Advance::create(['date' => '2026-08-11', 'user_id' => $betterEmployee->id, 'amount' => 50, 'advance_type_id' => $fuel->id]);

    $response = $this->actingAs($manager)->get(route('dashboard'));

    $response->assertOk();
    $response->assertSee('Najniższy bilans zaliczek');
    $response->assertSee('Anna Najgorsza');
    $response->assertSee('-200,00');
});

test('dashboard prioritizes negative balances over zero balances', function () {
    $manager = userWithAdvanceAccess('kierownik');
    $fuel = AdvanceType::create(['name' => 'Paliwo']);
    Role::firstOrCreate(['name' => 'pracownik']);

    $negativeEmployee = User::factory()->create(['name' => 'Kasia', 'surname' => 'Minus']);
    $negativeEmployee->assignRole('pracownik');
    $zeroEmployee = User::factory()->create(['name' => 'Marek', 'surname' => 'Zero']);
    $zeroEmployee->assignRole('pracownik');

    Advance::create(['date' => '2026-08-01', 'user_id' => $negativeEmployee->id, 'amount' => 100, 'advance_type_id' => $fuel->id]);
    Advance::create(['date' => '2026-08-02', 'user_id' => $zeroEmployee->id, 'amount' => 0, 'advance_type_id' => $fuel->id]);

    $response = $this->actingAs($manager)->get(route('dashboard'));

    $response->assertOk();
    $response->assertSeeInOrder(['Kasia Minus']);
    $response->assertDontSee('Marek Zero');
});

test('dashboard hides employees with zero or positive balance from the negative ledger', function () {
    $manager = userWithAdvanceAccess('kierownik');
    $fuel = AdvanceType::create(['name' => 'Paliwo']);
    $deposit = AdvanceType::create(['name' => 'Wpłata']);
    Role::firstOrCreate(['name' => 'pracownik']);

    $negativeEmployee = User::factory()->create(['name' => 'Kasia', 'surname' => 'Minus']);
    $negativeEmployee->assignRole('pracownik');
    $zeroEmployee = User::factory()->create(['name' => 'Marek', 'surname' => 'Zero']);
    $zeroEmployee->assignRole('pracownik');
    $positiveEmployee = User::factory()->create(['name' => 'Ola', 'surname' => 'Plus']);
    $positiveEmployee->assignRole('pracownik');

    Advance::create(['date' => '2026-08-01', 'user_id' => $negativeEmployee->id, 'amount' => 100, 'advance_type_id' => $fuel->id]);
    Advance::create(['date' => '2026-08-02', 'user_id' => $zeroEmployee->id, 'amount' => 0, 'advance_type_id' => $fuel->id]);
    Advance::create(['date' => '2026-08-03', 'user_id' => $positiveEmployee->id, 'amount' => 50, 'advance_type_id' => $deposit->id]);

    $response = $this->actingAs($manager)->get(route('dashboard'));

    $response->assertOk();
    $response->assertSee('Kasia Minus');
    $response->assertDontSee('Marek Zero');
    $response->assertDontSee('Ola Plus');
});

test('dashboard shows negative balances for users regardless of role', function () {
    $manager = userWithAdvanceAccess('kierownik');
    $fuel = AdvanceType::create(['name' => 'Paliwo']);

    $user = User::factory()->create(['name' => 'Zbyszek', 'surname' => 'Minus']);
    $user->syncRoles([]);

    Advance::create(['date' => '2026-08-10', 'user_id' => $user->id, 'amount' => 150, 'advance_type_id' => $fuel->id]);

    $response = $this->actingAs($manager)->get(route('dashboard'));

    $response->assertOk();
    $response->assertSee('Zbyszek Minus');
    $response->assertSee('-150,00');
});