<?php

namespace MintyPHP\Tests\Service\Access;

use MintyPHP\Service\Access\PermissionGateway;
use MintyPHP\Service\Access\PermissionService;
use MintyPHP\Service\Access\RoleAuthorizationPolicy;
use PHPUnit\Framework\TestCase;

class RoleAuthorizationPolicyTest extends TestCase
{
    public function testAdminViewRequiresRolesViewPermission(): void
    {
        $permissionGateway = $this->createMock(PermissionGateway::class);
        $permissionGateway->expects($this->once())
            ->method('userHas')
            ->with(7, PermissionService::ROLES_VIEW)
            ->willReturn(false);

        $policy = new RoleAuthorizationPolicy($permissionGateway);
        $decision = $policy->authorize(RoleAuthorizationPolicy::ABILITY_ADMIN_ROLES_VIEW, [
            'actor_user_id' => 7,
        ]);

        $this->assertFalse($decision->isAllowed());
        $this->assertSame(403, $decision->status());
        $this->assertSame('forbidden', $decision->error());
    }

    public function testAdminViewIncludesCreateCapability(): void
    {
        $permissionGateway = $this->createMock(PermissionGateway::class);
        $permissionGateway->method('userHas')
            ->willReturnCallback(static function (int $userId, string $permission): bool {
                if ($userId !== 7) {
                    return false;
                }

                return in_array($permission, [PermissionService::ROLES_VIEW, PermissionService::ROLES_CREATE], true);
            });

        $policy = new RoleAuthorizationPolicy($permissionGateway);
        $decision = $policy->authorize(RoleAuthorizationPolicy::ABILITY_ADMIN_ROLES_VIEW, [
            'actor_user_id' => 7,
        ]);

        $this->assertTrue($decision->isAllowed());
        $this->assertTrue((bool) ($decision->attribute('capabilities', [])['can_create_role'] ?? false));
    }

    public function testAdminCreateRequiresRolesCreatePermission(): void
    {
        $permissionGateway = $this->createMock(PermissionGateway::class);
        $permissionGateway->expects($this->once())
            ->method('userHas')
            ->with(11, PermissionService::ROLES_CREATE)
            ->willReturn(false);

        $policy = new RoleAuthorizationPolicy($permissionGateway);
        $decision = $policy->authorize(RoleAuthorizationPolicy::ABILITY_ADMIN_ROLES_CREATE, [
            'actor_user_id' => 11,
        ]);

        $this->assertFalse($decision->isAllowed());
        $this->assertSame(403, $decision->status());
    }

    public function testEditContextRequiresTargetRoleId(): void
    {
        $permissionGateway = $this->createMock(PermissionGateway::class);
        $permissionGateway->expects($this->never())->method('userHas');

        $policy = new RoleAuthorizationPolicy($permissionGateway);
        $decision = $policy->authorize(RoleAuthorizationPolicy::ABILITY_ADMIN_ROLES_EDIT_CONTEXT, [
            'actor_user_id' => 5,
            'target_role_id' => 0,
        ]);

        $this->assertFalse($decision->isAllowed());
        $this->assertSame(403, $decision->status());
    }

    public function testEditContextReturnsCapabilities(): void
    {
        $permissionGateway = $this->createMock(PermissionGateway::class);
        $permissionGateway->method('userHas')
            ->willReturnCallback(static function (int $userId, string $permission): bool {
                if ($userId !== 5) {
                    return false;
                }

                return in_array($permission, [
                    PermissionService::ROLES_VIEW,
                    PermissionService::ROLES_UPDATE,
                ], true);
            });

        $policy = new RoleAuthorizationPolicy($permissionGateway);
        $decision = $policy->authorize(RoleAuthorizationPolicy::ABILITY_ADMIN_ROLES_EDIT_CONTEXT, [
            'actor_user_id' => 5,
            'target_role_id' => 22,
        ]);

        $capabilities = $decision->attribute('capabilities', []);
        $this->assertTrue($decision->isAllowed());
        $this->assertTrue((bool) ($capabilities['can_edit_role'] ?? false));
        $this->assertFalse((bool) ($capabilities['can_delete_role'] ?? true));
    }

    public function testEditSubmitRequiresRolesUpdatePermission(): void
    {
        $permissionGateway = $this->createMock(PermissionGateway::class);
        $permissionGateway->method('userHas')
            ->willReturnCallback(static function (int $userId, string $permission): bool {
                if ($userId !== 5) {
                    return false;
                }

                return $permission === PermissionService::ROLES_VIEW;
            });

        $policy = new RoleAuthorizationPolicy($permissionGateway);
        $decision = $policy->authorize(RoleAuthorizationPolicy::ABILITY_ADMIN_ROLES_EDIT_SUBMIT, [
            'actor_user_id' => 5,
            'target_role_id' => 22,
        ]);

        $this->assertFalse($decision->isAllowed());
        $this->assertSame(403, $decision->status());
        $this->assertSame('forbidden', $decision->error());
    }

    public function testDeleteRequiresRolesDeletePermission(): void
    {
        $permissionGateway = $this->createMock(PermissionGateway::class);
        $permissionGateway->expects($this->once())
            ->method('userHas')
            ->with(6, PermissionService::ROLES_DELETE)
            ->willReturn(false);

        $policy = new RoleAuthorizationPolicy($permissionGateway);
        $decision = $policy->authorize(RoleAuthorizationPolicy::ABILITY_ADMIN_ROLES_DELETE, [
            'actor_user_id' => 6,
        ]);

        $this->assertFalse($decision->isAllowed());
        $this->assertSame(403, $decision->status());
    }
}