<?php
require_once __DIR__ . '/../includes/providers/interface-repository-provider.php';
require_once __DIR__ . '/../includes/providers/class-gitea-provider.php';

/**
 * @covers \Gitea_Provider
 */
class Gitea_Provider_Test extends \PHPUnit\Framework\TestCase {

    protected function setUp(): void {
        \Brain\Monkey\setUp();
    }

    protected function tearDown(): void {
        \Brain\Monkey\tearDown();
    }

    private function make( string $base = 'https://codeberg.org', string $token = '' ): Gitea_Provider {
        return new Gitea_Provider( 'https://codeberg.org/owner/repo', $base, $token );
    }

    public function test_get_id_and_label(): void {
        $p = $this->make();
        $this->assertSame( 'gitea', $p->get_id() );
        $this->assertSame( 'Gitea', $p->get_label() );
    }

    public function test_repo_data_normalizes_gitea_fields(): void {
        \Brain\Monkey\Functions\expect( 'wp_remote_get' )
            ->once()
            ->with( 'https://codeberg.org/api/v1/repos/owner/repo', \Brain\Monkey\Actions\anyArgs() )
            ->andReturn( [
                'response' => [ 'code' => 200 ],
                'headers'  => [],
                'body'     => json_encode( [
                    'owner' => [
                        'avatar_url' => 'https://codeberg.org/avatars/owner',
                        'login'      => 'owner',
                        'html_url'   => 'https://codeberg.org/owner',
                    ],
                    'updated_at'        => '2026-02-03T04:05:06Z',
                    'language'          => 'PHP',
                    'license'           => [ 'name' => 'MIT' ],
                    'stars_count'        => 100,
                    'forks_count'       => 10,
                    'open_issues_count' => 5,
                ] ),
            ] );

        $data = $this->make()->get_repo_data();

        $this->assertSame( 100, $data['stargazers_count'] );
        $this->assertSame( 10,  $data['forks_count'] );
        $this->assertSame( 5,   $data['open_issues_count'] );
        $this->assertSame( 'MIT', $data['license']['name'] );
        $this->assertSame( 'owner', $data['owner']['login'] );
    }

    public function test_repo_data_handles_string_license(): void {
        \Brain\Monkey\Functions\expect( 'wp_remote_get' )
            ->once()
            ->andReturn( [
                'response' => [ 'code' => 200 ],
                'headers'  => [],
                'body'     => json_encode( [
                    'owner'             => [],
                    'stars_count'       => 0,
                    'forks_count'       => 0,
                    'open_issues_count' => 0,
                    'license'           => 'Apache-2.0',
                ] ),
            ] );

        $data = $this->make()->get_repo_data();
        $this->assertSame( 'Apache-2.0', $data['license']['name'] );
    }

    public function test_repo_data_handles_null_license(): void {
        \Brain\Monkey\Functions\expect( 'wp_remote_get' )
            ->once()
            ->andReturn( [
                'response' => [ 'code' => 200 ],
                'headers'  => [],
                'body'     => json_encode( [
                    'owner'             => [],
                    'stars_count'       => 0,
                    'forks_count'       => 0,
                    'open_issues_count' => 0,
                    'license'           => null,
                ] ),
            ] );

        $data = $this->make()->get_repo_data();
        $this->assertSame( 'None', $data['license']['name'] );
    }

    public function test_release_url_picks_zip_asset_from_first_release(): void {
        $body = json_encode( [
            [
                'tag_name' => 'v2.0.0',
                'assets'   => [
                    [ 'name' => 'source.tar.gz', 'browser_download_url' => 'https://example/x.tar.gz' ],
                    [ 'name' => 'release.zip',   'browser_download_url' => 'https://example/release.zip' ],
                ],
            ],
        ] );

        \Brain\Monkey\Functions\expect( 'wp_remote_get' )
            ->twice()
            ->andReturn( [
                'response' => [ 'code' => 200 ],
                'headers'  => [],
                'body'     => $body,
            ] );

        $this->assertSame( 'https://example/release.zip', $this->make()->get_release_url() );
        $this->assertSame( 'v2.0.0', $this->make()->get_latest_version() );
    }

    public function test_release_url_falls_back_to_archive_url(): void {
        $body = json_encode( [
            [ 'tag_name' => 'v0.1.0', 'assets' => [] ],
        ] );

        \Brain\Monkey\Functions\expect( 'wp_remote_get' )
            ->once()
            ->andReturn( [
                'response' => [ 'code' => 200 ],
                'headers'  => [],
                'body'     => $body,
            ] );

        $this->assertSame(
            'https://codeberg.org/owner/repo/archive/refs/tags/v0.1.0.zip',
            $this->make()->get_release_url()
        );
    }

    public function test_release_object_shape_picks_first_tag_from_object(): void {
        // Gitea's /releases/latest returns a single release OBJECT (associative array),
        // not a list. The implementation must accept either shape.
        $body = json_encode( [
            'tag_name'     => 'v2.1.0',
            'name'         => 'v2.1.0',
            'assets'       => [
                [ 'name' => 'release.zip', 'browser_download_url' => 'https://example/release.zip' ],
            ],
        ] );
        \Brain\Monkey\Functions\expect( 'wp_remote_get' )
            ->twice()  // get_release_url and get_latest_version both fetch
            ->andReturn( [
                'response' => [ 'code' => 200 ],
                'headers'  => [],
                'body'     => $body,
            ] );

        $provider = $this->make();
        $this->assertSame( 'https://example/release.zip', $provider->get_release_url() );
        $this->assertSame( 'v2.1.0', $provider->get_latest_version() );
    }

    public function test_release_url_empty_array_returns_null(): void {
        \Brain\Monkey\Functions\expect( 'wp_remote_get' )
            ->once()
            ->andReturn( [
                'response' => [ 'code' => 200 ],
                'headers'  => [],
                'body'     => '[]',
            ] );

        $this->assertNull( $this->make()->get_release_url() );
    }

    public function test_repo_browse_url_is_built_from_base(): void {
        $this->assertSame(
            'https://codeberg.org/owner/repo',
            $this->make()->get_repo_browse_url()
        );
    }

    public function test_http_failure_returns_null(): void {
        \Brain\Monkey\Functions\expect( 'wp_remote_get' )
            ->once()
            ->andReturn( new \WP_Error( 'http_error', 'boom' ) );

        $this->assertNull( $this->make()->get_repo_data() );
    }

    public function test_self_hosted_base_url_is_used(): void {
        $provider = new Gitea_Provider(
            'https://git.example.org/owner/repo',
            'https://git.example.org',
            ''
        );
        $this->assertSame(
            'https://git.example.org/owner/repo',
            $provider->get_repo_browse_url()
        );
    }
}