<?php

declare(strict_types=1);

namespace Tests\Unit\Service\Import\Importers;

use App\Enums\TimeEntryType;
use App\Jobs\RecalculateSpentTimeForProject;
use App\Jobs\RecalculateSpentTimeForTask;
use App\Models\Organization;
use App\Models\Project;
use App\Models\ProjectMember;
use App\Models\TimeEntry;
use App\Service\Import\Importers\DefaultImporter;
use App\Service\Import\Importers\ImportException;
use App\Service\Import\Importers\SolidtimeImporter;
use Exception;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Queue;
use Illuminate\Support\Str;
use PHPUnit\Framework\Attributes\CoversClass;
use ZipArchive;

#[CoversClass(SolidtimeImporter::class)]
#[CoversClass(ImportException::class)]
#[CoversClass(DefaultImporter::class)]
class SolidtimeImporterTest extends ImporterTestAbstract
{
    public function test_import_throws_exception_if_data_is_not_zip(): void
    {
        // Arrange
        $organization = Organization::factory()->create();
        $timezone = 'Europe/Vienna';
        $importer = new SolidtimeImporter;
        $importer->init($organization);

        // Act
        try {
            $importer->importData('not a zip', $timezone);
        } catch (Exception $e) {
            $this->assertInstanceOf(ImportException::class, $e);
            $this->assertSame('Invalid ZIP, error code: 19', $e->getMessage());

            return;
        }
        $this->fail();
    }

    public function test_import_throws_exception_if_zip_exceeds_uncompressed_size_limit(): void
    {
        // Arrange
        config(['import.zip_max_uncompressed_size' => 10]);
        $zipPath = $this->createTestZip('solidtime_import_test_1');
        $timezone = 'Europe/Vienna';
        $organization = Organization::factory()->create();
        $importer = new SolidtimeImporter;
        $importer->init($organization);
        $data = file_get_contents($zipPath);

        // Act
        try {
            $importer->importData($data, $timezone);
        } catch (Exception $e) {
            // Assert
            $this->assertInstanceOf(ImportException::class, $e);
            $this->assertSame('ZIP uncompressed size exceeds the maximum of 10 bytes', $e->getMessage());
            $this->assertSame(0, $importer->getReport()->timeEntriesCreated);

            return;
        }
        $this->fail();
    }

    public function test_import_of_test_file_succeeds(): void
    {
        // Arrange
        $zipPath = $this->createTestZip('solidtime_import_test_1');
        $timezone = 'Europe/Vienna';
        $organization = Organization::factory()->create();
        $importer = new SolidtimeImporter;
        $importer->init($organization);
        $data = file_get_contents($zipPath);
        Queue::fake([
            RecalculateSpentTimeForProject::class,
            RecalculateSpentTimeForTask::class,
        ]);

        // Act
        DB::enableQueryLog();
        DB::flushQueryLog();
        $importer->importData($data, $timezone);
        $report = $importer->getReport();
        $queryLog = DB::getQueryLog();

        // Assert
        $this->assertCount(25, $queryLog);
        $testScenario = $this->checkTestScenarioAfterImportExcludingTimeEntries(true);
        $this->checkTimeEntries($testScenario);
        $this->assertSame(2, $report->timeEntriesCreated);
        $this->assertSame(2, $report->tagsCreated);
        $this->assertSame(2, $report->tasksCreated);
        $this->assertSame(1, $report->usersCreated);
        $this->assertSame(3, $report->projectsCreated);
        $this->assertSame(2, $report->clientsCreated);
        Queue::assertPushed(RecalculateSpentTimeForProject::class, 1);
        Queue::assertPushed(RecalculateSpentTimeForTask::class, 1);
    }

    public function test_import_drops_billable_flags_and_rates_if_organization_can_not_use_billable_rates(): void
    {
        // Arrange
        $this->actAsOrganizationWithoutBillableRates();
        $zipPath = $this->createTestZip('solidtime_import_test_1');
        $timezone = 'Europe/Vienna';
        $organization = Organization::factory()->create();
        $importer = new SolidtimeImporter;
        $importer->init($organization);
        $data = file_get_contents($zipPath);
        Queue::fake([
            RecalculateSpentTimeForProject::class,
            RecalculateSpentTimeForTask::class,
        ]);

        // Act
        $importer->importData($data, $timezone);

        // Assert
        $this->assertSame(3, Project::query()->whereBelongsTo($organization, 'organization')->whereNull('billable_rate')->where('is_billable', '=', false)->count());
        $this->assertSame(1, ProjectMember::query()->whereBelongsToOrganization($organization)->whereNull('billable_rate')->count());
        $timeEntries = TimeEntry::query()->whereBelongsTo($organization, 'organization')->get();
        $this->assertCount(2, $timeEntries);
        foreach ($timeEntries as $timeEntry) {
            $this->assertFalse($timeEntry->billable);
            $this->assertNull($timeEntry->billable_rate);
        }
    }

    public function test_import_of_test_file_with_type_column_imports_breaks(): void
    {
        // Arrange
        $zipPath = $this->createTestZip('solidtime_import_test_2');
        $timezone = 'Europe/Vienna';
        $organization = Organization::factory()->create();
        $importer = new SolidtimeImporter;
        $importer->init($organization);
        $data = file_get_contents($zipPath);
        Queue::fake([
            RecalculateSpentTimeForProject::class,
            RecalculateSpentTimeForTask::class,
        ]);

        // Act
        $importer->importData($data, $timezone);
        $report = $importer->getReport();

        // Assert
        $this->assertSame(3, $report->timeEntriesCreated);
        $timeEntries = TimeEntry::all();
        $this->assertCount(3, $timeEntries);
        // Empty type value falls back to the default type (work)
        $timeEntryWithoutType = $timeEntries->firstWhere('description', '');
        $this->assertNotNull($timeEntryWithoutType);
        $this->assertSame(TimeEntryType::Work, $timeEntryWithoutType->type);
        $workEntry = $timeEntries->firstWhere('description', 'Working hard');
        $this->assertNotNull($workEntry);
        $this->assertSame(TimeEntryType::Work, $workEntry->type);
        $breakEntry = $timeEntries->firstWhere('description', 'Lunch break');
        $this->assertNotNull($breakEntry);
        $this->assertSame(TimeEntryType::Break, $breakEntry->type);
        $this->assertFalse($breakEntry->billable);
        $this->assertNull($breakEntry->project_id);
        $this->assertNull($breakEntry->task_id);
        $this->assertSame([], $breakEntry->tags);
    }

    public function test_import_throws_exception_if_time_entry_references_task_that_does_not_exist(): void
    {
        // Arrange
        $zipPath = $this->createTestZip('solidtime_import_test_missing_task');
        $timezone = 'Europe/Vienna';
        $organization = Organization::factory()->create();
        $importer = new SolidtimeImporter;
        $importer->init($organization);
        $data = file_get_contents($zipPath);

        // Act
        try {
            $importer->importData($data, $timezone);
        } catch (Exception $e) {
            $this->assertInstanceOf(ImportException::class, $e);
            $this->assertSame('Time entry references a task that does not exist in the import', $e->getMessage());

            return;
        }
        $this->fail();
    }

    public function test_import_skips_running_time_entries(): void
    {
        // Arrange
        $zipPath = $this->createTestZip('solidtime_import_test_3');
        $timezone = 'Europe/Vienna';
        $organization = Organization::factory()->create();
        $importer = new SolidtimeImporter;
        $importer->init($organization);
        $data = file_get_contents($zipPath);
        Queue::fake([
            RecalculateSpentTimeForProject::class,
            RecalculateSpentTimeForTask::class,
        ]);

        // Act
        $importer->importData($data, $timezone);
        $report = $importer->getReport();

        // Assert
        $this->assertSame(3, $report->timeEntriesCreated);
        $this->assertSame(3, TimeEntry::query()->count());
        $this->assertSame(0, TimeEntry::query()->whereNull('end')->count());
        $this->assertNull(TimeEntry::query()->where('description', 'Still running')->first());
    }

    public function test_import_of_test_file_twice_succeeds(): void
    {
        // Arrange
        $zipPath = $this->createTestZip('solidtime_import_test_1');
        $timezone = 'Europe/Vienna';
        $organization = Organization::factory()->create();
        $importer = new SolidtimeImporter;
        $importer->init($organization);
        $data = file_get_contents($zipPath);
        $importer->importData($data, $timezone);
        $importer = new SolidtimeImporter;
        $importer->init($organization);
        Queue::fake([
            RecalculateSpentTimeForProject::class,
            RecalculateSpentTimeForTask::class,
        ]);

        // Act
        DB::enableQueryLog();
        DB::flushQueryLog();
        $importer->importData($data, $timezone);
        $report = $importer->getReport();
        $queryLog = DB::getQueryLog();

        // Assert
        $this->assertCount(13, $queryLog);
        $testScenario = $this->checkTestScenarioAfterImportExcludingTimeEntries(true);
        $this->checkTimeEntries($testScenario, true);
        $this->assertSame(2, $report->timeEntriesCreated);
        $this->assertSame(0, $report->tagsCreated);
        $this->assertSame(0, $report->tasksCreated);
        $this->assertSame(0, $report->usersCreated);
        $this->assertSame(0, $report->projectsCreated);
        $this->assertSame(0, $report->clientsCreated);
        Queue::assertPushed(RecalculateSpentTimeForProject::class, 1);
        Queue::assertPushed(RecalculateSpentTimeForTask::class, 1);
    }

    public function test_import_fails_if_end_of_time_entry_is_before_start(): void
    {
        // Arrange
        $organization = Organization::factory()->create();
        $timezone = 'Europe/Vienna';
        $zipPath = $this->createTestZip('solidtime_import_test_1');
        $zip = new ZipArchive;
        $zip->open($zipPath);
        $timeEntries = $zip->getFromName('time_entries.csv');
        $timeEntries = Str::replaceFirst(',2024-03-04T09:23:52Z,2024-03-04T09:23:52Z,', ',2024-03-04T09:23:52Z,2024-03-04T08:23:52Z,', $timeEntries);
        $zip->addFromString('time_entries.csv', $timeEntries);
        $zip->close();
        $importer = new SolidtimeImporter;
        $importer->init($organization);
        $data = file_get_contents($zipPath);

        // Act
        try {
            $importer->importData($data, $timezone);
        } catch (ImportException $e) {
            // Assert
            $this->assertSame('End date ("2024-03-04T08:23:52Z") is before start date ("2024-03-04T09:23:52Z")', $e->getMessage());

            return;
        }
        $this->fail();
    }
}