<?php

declare(strict_types=1);

use App\Models\Project;
use App\Models\Tenant;
use App\Models\User;
use Illuminate\Foundation\Testing\DatabaseTransactions;

uses(DatabaseTransactions::class);

it('accepts update_regions action with subject-code arrays', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();
    $p = Project::factory()->for($tenant)->create(['regions' => [82]]);

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'update_regions',
            'ids' => [$p->id],
            'add_regions' => [83, 84],  // Санкт-Петербург + Севастополь
            'remove_regions' => [82],   // Москва
        ])
        ->assertOk()
        ->assertJsonStructure(['updated', 'skipped', 'warnings']);
});

it('rejects unknown action', function () {
    $user = User::factory()->create();

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'nuke_everything',
            'ids' => [1],
        ])
        ->assertStatus(422)
        ->assertJsonValidationErrors(['action']);
});

it('rejects update_limit with both delta and replace', function () {
    $user = User::factory()->create();

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'update_limit',
            'ids' => [1],
            'delta' => 50,
            'replace' => 500,
        ])
        ->assertStatus(422);
});

it('rejects empty ids without scope', function () {
    $user = User::factory()->create();

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'pause',
        ])
        ->assertStatus(422);
});

it('accepts empty scope.filter as valid scope (all projects)', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'pause',
            'scope' => ['filter' => []],
        ])
        ->assertOk();
});

it('applies update_regions add_regions and remove_regions to the regions array', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();
    $p1 = Project::factory()->for($tenant)->create(['regions' => [82, 56]]);  // Москва + Московская обл.
    $p2 = Project::factory()->for($tenant)->create(['regions' => []]);         // вся РФ

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'update_regions',
            'ids' => [$p1->id, $p2->id],
            'add_regions' => [83],     // Санкт-Петербург
            'remove_regions' => [56],  // Московская область
        ])
        ->assertOk()
        ->assertJson(['updated' => 2, 'skipped' => [], 'warnings' => []]);

    expect($p1->fresh()->regions)->toBe([82, 83]);  // [82,56] ∪ {83} \ {56}, отсортировано
    expect($p2->fresh()->regions)->toBe([83]);        // [] ∪ {83} \ {56}
});

it('rejects update_regions with out-of-range subject code', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();
    $p = Project::factory()->for($tenant)->create();

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'update_regions',
            'ids' => [$p->id],
            'add_regions' => [90],  // > 89 — невалидный код субъекта РФ
        ])
        ->assertStatus(422)
        ->assertJsonValidationErrors(['add_regions.0']);
});

it('applies update_days add and remove correctly', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();
    $p = Project::factory()->for($tenant)->create(['delivery_days_mask' => 31]); // Пн-Пт

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'update_days',
            'ids' => [$p->id],
            'add' => 96,    // 32+64 = Сб+Вс
            'remove' => 1,  // Пн
        ])
        ->assertOk()
        ->assertJson(['updated' => 1, 'skipped' => [], 'warnings' => []]);

    expect($p->fresh()->delivery_days_mask)->toBe((31 | 96) & ~1);  // = 126
});

it('applies update_limit delta to all projects', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();
    $p1 = Project::factory()->for($tenant)->create(['daily_limit_target' => 100, 'delivered_today' => 0]);
    $p2 = Project::factory()->for($tenant)->create(['daily_limit_target' => 200, 'delivered_today' => 0]);

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'update_limit',
            'ids' => [$p1->id, $p2->id],
            'delta' => 50,
        ])
        ->assertOk()
        ->assertJson(['updated' => 2, 'skipped' => [], 'warnings' => []]);

    expect($p1->fresh()->daily_limit_target)->toBe(150);
    expect($p2->fresh()->daily_limit_target)->toBe(250);
});

it('skips projects when limit delta would drop below delivered_today', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();
    $p1 = Project::factory()->for($tenant)->create(['daily_limit_target' => 100, 'delivered_today' => 80]);
    $p2 = Project::factory()->for($tenant)->create(['daily_limit_target' => 50, 'delivered_today' => 30]);

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'update_limit',
            'ids' => [$p1->id, $p2->id],
            'delta' => -40,  // p1: 100-40=60 < 80 → SKIP; p2: 50-40=10 < 30 → SKIP
        ])
        ->assertOk()
        ->assertJson([
            'updated' => 0,
            'skipped' => [
                ['id' => $p1->id, 'reason' => 'below_delivered_today'],
                ['id' => $p2->id, 'reason' => 'below_delivered_today'],
            ],
        ]);

    expect($p1->fresh()->daily_limit_target)->toBe(100); // unchanged
    expect($p2->fresh()->daily_limit_target)->toBe(50);
});

it('applies update_limit replace with skip for conflicts', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();
    $p1 = Project::factory()->for($tenant)->create(['daily_limit_target' => 100, 'delivered_today' => 30]);
    $p2 = Project::factory()->for($tenant)->create(['daily_limit_target' => 200, 'delivered_today' => 150]);

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'update_limit',
            'ids' => [$p1->id, $p2->id],
            'replace' => 100,  // p1: ok (100>=30); p2: 100<150 → skip
        ])
        ->assertOk()
        ->assertJson([
            'updated' => 1,
            'skipped' => [['id' => $p2->id, 'reason' => 'below_delivered_today']],
        ]);

    expect($p1->fresh()->daily_limit_target)->toBe(100);
    expect($p2->fresh()->daily_limit_target)->toBe(200);
});

it('resolves scope.filter to project ids and applies action', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();
    Project::factory()->for($tenant)->asSiteSignal('example.com')->count(3)->create(['is_active' => true]);
    Project::factory()->for($tenant)->asSmsSignal(['SENDER'])->count(2)->create(['is_active' => true]);

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'pause',
            'scope' => ['filter' => ['signal_type' => 'site']],
        ])
        ->assertOk()
        ->assertJson(['updated' => 3]);

    expect(Project::where('tenant_id', $tenant->id)->where('signal_type', 'site')->where('is_active', false)->count())->toBe(3);
    expect(Project::where('tenant_id', $tenant->id)->where('signal_type', 'sms')->where('is_active', true)->count())->toBe(2);
});

it('rejects bulk when scope.filter captures more than 500 projects', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();
    Project::factory()->for($tenant)->count(501)->create();

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'pause',
            'scope' => ['filter' => []],
        ])
        ->assertStatus(422)
        ->assertJsonValidationErrors(['scope']);
});

it('does not affect projects of other tenants (RLS)', function () {
    $tenantA = Tenant::factory()->create();
    $tenantB = Tenant::factory()->create();
    $userA = User::factory()->for($tenantA)->create();

    $pA = Project::factory()->for($tenantA)->create(['is_active' => true]);
    $pB = Project::factory()->for($tenantB)->create(['is_active' => true]);

    $this->actingAs($userA)
        ->postJson('/api/projects/bulk', [
            'action' => 'pause',
            'ids' => [$pA->id, $pB->id],
        ])
        ->assertOk()
        ->assertJson(['updated' => 1]);  // Only tenant A's project

    expect($pA->fresh()->is_active)->toBeFalse();
    expect($pB->fresh()->is_active)->toBeTrue();  // unchanged
});

it('returns 0 updated when ids empty after filter resolution', function () {
    $tenant = Tenant::factory()->create();
    $user = User::factory()->for($tenant)->create();

    $this->actingAs($user)
        ->postJson('/api/projects/bulk', [
            'action' => 'pause',
            'scope' => ['filter' => ['signal_type' => 'site']],  // no projects exist
        ])
        ->assertOk()
        ->assertJson(['updated' => 0]);
});
