<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Unit\Integrations\Divi\Release;

use LIT\MCP\Abilities\Ability;
use LIT\MCP\Integrations\Divi\Release\DiviToolGate;
use LIT\MCP\Integrations\Divi\Release\ReleaseGate;
use LIT\MCP\Integrations\Divi\Release\ReleaseState;
use LIT\MCP\Integrations\Divi\Release\ReleaseStatus;
use LIT\MCP\Tests\Support\FakeChangeLog;
use LIT\MCP\Tests\Unit\TestCase;
use Mockery;
use WP_Error;

final class DiviToolGateTest extends TestCase
{
    private const GROUPS = [
        'lit/divi-insert' => 'divi',
        'lit/divi-outline' => 'divi',
        'lit/library-save' => 'divi-library',
        'lit/tb-create-template' => 'divi-theme-builder',
        'lit/content-create' => 'wordpress',
    ];

    private function ability(string $name, bool $readonly): Ability
    {
        $ability = Mockery::mock(Ability::class);
        $ability->allows('name')->andReturn($name);
        $ability->allows('annotations')->andReturn(['readonly' => $readonly]);

        return $ability;
    }

    private function gate(?FakeChangeLog $log = null): DiviToolGate
    {
        return new DiviToolGate(static fn (): array => self::GROUPS, $log);
    }

    private function untested(): void
    {
        ReleaseGate::useResolver(static fn (): ReleaseStatus => new ReleaseStatus(ReleaseState::Untested, '5.3.0'));
    }

    public function testReleasedDiviRefusesNothingAndAddsNothing(): void
    {
        $gate = $this->gate(FakeChangeLog::forbidden());

        self::assertNull($gate->refusal($this->ability('lit/divi-insert', false), []));
        self::assertSame(['ok' => true], $gate->annotate($this->ability('lit/divi-outline', true), ['ok' => true]));
    }

    public function testWriteToolOfEveryDiviGroupIsRefused(): void
    {
        $this->untested();
        $log = new FakeChangeLog();
        $gate = $this->gate($log);

        foreach (['lit/divi-insert', 'lit/library-save', 'lit/tb-create-template'] as $name) {
            self::assertToolError($gate->refusal($this->ability($name, false), []), 'divi_untested', $name);
        }
        self::assertNull($gate->refusal($this->ability('lit/content-create', false), []), 'not a Divi tool (adapter lock)');
        self::assertNull($gate->refusal($this->ability('lit/divi-outline', true), []), 'reading stays allowed');
        self::assertSame(['refused', 'refused', 'refused'], array_column($log->records, 'result'));
        self::assertSame('Abgelehnt: Divi 5.3.0 ist nicht freigegeben.', $log->records[0]['summary']);
    }

    public function testReadResultsKeepTheirShapeAndGetTheNotice(): void
    {
        $this->untested();
        $gate = $this->gate();
        $read = $this->ability('lit/divi-outline', true);
        $notice = 'Achtung: Divi 5.3.0 ist für LIT MCP ungetestet; Lesen funktioniert, Schreiben ist gesperrt.';

        self::assertSame(['post_id' => 7, 'warnings' => [$notice]], $gate->annotate($read, ['post_id' => 7]));
        self::assertSame(
            ['warnings' => ['alt', $notice]],
            $gate->annotate($read, ['warnings' => ['alt']])
        );
        self::assertSame([1, 2], $gate->annotate($read, [1, 2]), 'a list stays a list');
        $error = new WP_Error('lit_not_found', 'x');
        self::assertSame($error, $gate->annotate($read, $error));
        $other = $this->ability('lit/content-create', true);
        self::assertSame(['post_id' => 7], $gate->annotate($other, ['post_id' => 7]));
    }

    public function testOutputSchemaAllowsWarnings(): void
    {
        $gate = $this->gate();
        $read = $this->ability('lit/divi-outline', true);

        $properties = ['post_id' => ['type' => 'integer']];
        $schema = $gate->outputSchema($read, ['type' => 'object', 'properties' => $properties]);
        $warnings = ['type' => 'array', 'items' => ['type' => 'string']];
        self::assertSame($warnings, $schema['properties']['warnings'] ?? null);

        $own = ['type' => 'object', 'properties' => ['warnings' => ['type' => 'array']]];
        self::assertSame($own, $gate->outputSchema($read, $own), 'an existing warnings property stays');
        self::assertNull($gate->outputSchema($read, null));
        self::assertSame(
            ['type' => 'object'],
            $gate->outputSchema($this->ability('lit/content-create', true), ['type' => 'object'])
        );
    }
}