'use strict';const require$$0$1=require('node:path'),require$$1$1=require('node:fs'),require$$2=require('node:stream/promises'),index=require('./index.B8Uk9n3v.cjs'),require$$4=require('tar-fs'),require$$5=require('node:zlib'),require$$1=require('undici'),require$$0=require('picocolors'),fetchRetry=require('./fetch-retry.D06uBUaW.cjs'),misc=require('./misc.BpcQjda1.cjs'),require$$11=require('ci-info');var downloadPreviousBuild = {exports: {}};var hasRequiredDownloadPreviousBuild;

function requireDownloadPreviousBuild () {
	if (hasRequiredDownloadPreviousBuild) return downloadPreviousBuild.exports;
	hasRequiredDownloadPreviousBuild = 1;
	(function (module, exports) {
		Object.defineProperty(exports, "__esModule", {
		    value: true
		});
		Object.defineProperty(exports, "downloadPreviousBuild", {
		    enumerable: true,
		    get: function() {
		        return downloadPreviousBuild;
		    }
		});
		const _nodepath = /*#__PURE__*/ _interop_require_default(require$$0$1);
		const _nodefs = /*#__PURE__*/ _interop_require_default(require$$1$1);
		const _promises = require$$2;
		const _trace = /*@__PURE__*/ index.r();
		const _tarfs = require$$4;
		const _nodezlib = /*#__PURE__*/ _interop_require_default(require$$5);
		const _undici = /*#__PURE__*/ _interop_require_default(require$$1);
		const _picocolors = /*#__PURE__*/ _interop_require_default(require$$0);
		const _dir = /*@__PURE__*/ fetchRetry.a();
		const _fetchretry = /*@__PURE__*/ fetchRetry.r();
		const _misc = /*@__PURE__*/ misc.r();
		const _ciinfo = require$$11;
		function _interop_require_default(obj) {
		    return obj && obj.__esModule ? obj : {
		        default: obj
		    };
		}
		const GITHUB_CODELOAD_URL = 'https://codeload.github.com/sukkalab/ruleset.skk.moe/tar.gz/master';
		const GITLAB_CODELOAD_URL = 'https://gitlab.com/SukkaW/ruleset.skk.moe/-/archive/master/ruleset.skk.moe-master.tar.gz';
		const downloadPreviousBuild = (0, _trace.task)(require.main === module, __filename)(async (span)=>{
		    if (_nodefs.default.existsSync(_dir.PUBLIC_DIR) && !(0, _misc.isDirectoryEmptySync)(_dir.PUBLIC_DIR)) {
		        console.log(_picocolors.default.blue('Public directory exists, skip downloading previous build'));
		        return;
		    }
		    // we uses actions/checkout to download the previous build now, so we should throw if the directory is empty
		    if (_ciinfo.isCI) {
		        throw new Error('CI environment detected, but public directory is empty');
		    }
		    const tarGzUrl = await span.traceChildAsync('get tar.gz url', async ()=>{
		        const resp = await (0, _fetchretry.requestWithLog)(GITHUB_CODELOAD_URL, {
		            method: 'HEAD'
		        });
		        if (resp.statusCode !== 200) {
		            console.warn('Download previous build from GitHub failed! Status:', resp.statusCode);
		            console.warn('Switch to GitLab');
		            return GITLAB_CODELOAD_URL;
		        }
		        return GITHUB_CODELOAD_URL;
		    });
		    return span.traceChildAsync('download & extract previoud build', async ()=>{
		        const respBody = _undici.default.pipeline(tarGzUrl, {
		            method: 'GET',
		            headers: {
		                'User-Agent': 'curl/8.9.1',
		                // https://github.com/unjs/giget/issues/97
		                // https://gitlab.com/gitlab-org/gitlab/-/commit/50c11f278d18fe1f3fb12eb595067216bb58ade2
		                'sec-fetch-mode': 'same-origin'
		            },
		            // Allow redirects by default
		            maxRedirections: 5
		        }, ({ statusCode, body })=>{
		            if (statusCode !== 200) {
		                console.warn('Download previous build failed! Status:', statusCode);
		                if (statusCode === 404) {
		                    throw new Error('Download previous build failed! 404');
		                }
		            }
		            return body;
		        }).end();
		        const pathPrefix = 'ruleset.skk.moe-master/';
		        const gunzip = _nodezlib.default.createGunzip();
		        const extract = (0, _tarfs.extract)(_dir.PUBLIC_DIR, {
		            ignore (_, header) {
		                if (header) {
		                    if (header.type !== 'file' && header.type !== 'directory') {
		                        return true;
		                    }
		                    if (header.type === 'file' && _nodepath.default.extname(header.name) === '.ts') {
		                        return true;
		                    }
		                }
		                return false;
		            },
		            map (header) {
		                header.name = header.name.replace(pathPrefix, '');
		                return header;
		            }
		        });
		        return (0, _promises.pipeline)(respBody, gunzip, extract);
		    });
		}); 
	} (downloadPreviousBuild, downloadPreviousBuild.exports));
	return downloadPreviousBuild.exports;
}exports.r=requireDownloadPreviousBuild;