"use strict";
var __assign = (this && this.__assign) || function () {
    __assign = Object.assign || function(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};
Object.defineProperty(exports, "__esModule", { value: true });
var bs_logger_1 = require("bs-logger");
var memoize = require("lodash.memoize");
var path_1 = require("path");
var messages_1 = require("../util/messages");
var hasOwn = Object.prototype.hasOwnProperty;
exports.compileUsingProgram = function (configs, logger, memoryCache) {
    var _a;
    logger.debug('compileUsingProgram(): create typescript compiler');
    var ts = configs.compilerModule, cwd = configs.cwd, _b = configs.typescript, options = _b.options, projectReferences = _b.projectReferences, errors = _b.errors, incremental = configs.tsJest.incremental;
    var compilerHostTraceCtx = (_a = {
            namespace: 'ts:compilerHost',
            call: null
        },
        _a[bs_logger_1.LogContexts.logLevel] = bs_logger_1.LogLevels.trace,
        _a), sys = __assign(__assign({}, ts.sys), { readFile: logger.wrap(compilerHostTraceCtx, 'readFile', memoize(ts.sys.readFile)), readDirectory: memoize(ts.sys.readDirectory), getDirectories: memoize(ts.sys.getDirectories), fileExists: memoize(ts.sys.fileExists), directoryExists: memoize(ts.sys.directoryExists), resolvePath: memoize(ts.sys.resolvePath), realpath: memoize(ts.sys.realpath), getCurrentDirectory: function () { return cwd; }, getNewLine: function () { return '\n'; }, getCanonicalFileName: function (fileName) {
            return ts.sys.useCaseSensitiveFileNames ? fileName : fileName.toLowerCase();
        } });
    var builderProgram, program, host;
    if (incremental) {
        host = ts.createIncrementalCompilerHost(options, sys);
        builderProgram = ts.createIncrementalProgram({
            rootNames: Object.keys(memoryCache.versions),
            options: options,
            host: host,
            configFileParsingDiagnostics: errors,
            projectReferences: projectReferences,
        });
        program = builderProgram.getProgram();
    }
    else {
        host = __assign(__assign({}, sys), { getSourceFile: function (fileName, languageVersion) {
                var contents = ts.sys.readFile(fileName);
                if (contents === undefined)
                    return;
                return ts.createSourceFile(fileName, contents, languageVersion);
            }, getDefaultLibFileName: function () { return ts.getDefaultLibFilePath(options); }, useCaseSensitiveFileNames: function () { return sys.useCaseSensitiveFileNames; } });
        program = ts.createProgram({
            rootNames: Object.keys(memoryCache.versions),
            options: options,
            host: host,
            configFileParsingDiagnostics: errors,
            projectReferences: projectReferences,
        });
    }
    var customTransformers = configs.tsCustomTransformers, updateMemoryCache = function (code, fileName) {
        logger.debug({ fileName: fileName }, "updateMemoryCache(): update memory cache for " + (incremental ? 'incremental program' : 'program'));
        var sourceFile = incremental ? builderProgram.getSourceFile(fileName) : program.getSourceFile(fileName);
        if (!hasOwn.call(memoryCache.versions, fileName)) {
            memoryCache.versions[fileName] = 1;
        }
        if (memoryCache.contents[fileName] !== code) {
            memoryCache.contents[fileName] = code;
            memoryCache.versions[fileName] = (memoryCache.versions[fileName] || 0) + 1;
        }
        if (sourceFile === undefined || sourceFile.text !== code || program.isSourceFileFromExternalLibrary(sourceFile)) {
            var programOptions = {
                rootNames: Object.keys(memoryCache.versions),
                options: options,
                host: host,
                configFileParsingDiagnostics: errors,
                projectReferences: projectReferences,
            };
            if (incremental) {
                builderProgram = ts.createIncrementalProgram(programOptions);
                program = builderProgram.getProgram();
            }
            else {
                program = ts.createProgram(__assign(__assign({}, programOptions), { oldProgram: program }));
            }
        }
    };
    return {
        compileFn: function (code, fileName) {
            var normalizedFileName = path_1.normalize(fileName), output = ['', ''];
            logger.debug({ normalizedFileName: normalizedFileName }, "compileFn(): compiling using " + (incremental ? 'incremental program' : 'program'));
            updateMemoryCache(code, normalizedFileName);
            var sourceFile = incremental
                ? builderProgram.getSourceFile(normalizedFileName)
                : program.getSourceFile(normalizedFileName);
            if (!sourceFile)
                throw new TypeError("Unable to read file: " + fileName);
            var result = incremental
                ? builderProgram.emit(sourceFile, function (path, file, _writeByteOrderMark) {
                    output[path.endsWith('.map') ? 1 : 0] = file;
                }, undefined, undefined, customTransformers)
                : program.emit(sourceFile, function (path, file, _writeByteOrderMark) {
                    output[path.endsWith('.map') ? 1 : 0] = file;
                }, undefined, undefined, customTransformers);
            if (result.emitSkipped) {
                throw new TypeError(path_1.relative(cwd, fileName) + ": Emit skipped");
            }
            if (output[0] === '') {
                throw new TypeError(messages_1.interpolate("Unable to require `.d.ts` file for file: {{file}}.\nThis is usually the result of a faulty configuration or import. Make sure there is a `.js`, `.json` or another executable extension available alongside `{{file}}`.", {
                    file: path_1.basename(normalizedFileName),
                }));
            }
            return output;
        },
        diagnoseFn: function (code, filePath) {
            var normalizedFileName = path_1.normalize(filePath);
            updateMemoryCache(code, normalizedFileName);
            if (configs.shouldReportDiagnostic(normalizedFileName)) {
                logger.debug({ normalizedFileName: normalizedFileName }, "compileFn(): computing diagnostics for " + (incremental ? 'incremental program' : 'program'));
                var sourceFile = program.getSourceFile(normalizedFileName), diagnostics = program.getSemanticDiagnostics(sourceFile).concat(program.getSyntacticDiagnostics(sourceFile));
                configs.raiseDiagnostics(diagnostics, normalizedFileName, logger);
            }
        },
        program: program,
    };
};