import * as ts from "typescript";
declare var process, require;
var fs = require("fs");

function compile(fileNames: string[], options: ts.CompilerOptions) {
    var program = ts.createProgram(fileNames, options);
    
    var sourceFiles = program.getSourceFiles().filter(f => f.fileName.lastIndexOf(".d.ts") !== f.fileName.length - 5);
    // sourceFiles.forEach(sf => console.log(" - " + sf.fileName));
    
    var emitResults = [];
    var allDiagnostics = [];
    
    sourceFiles.forEach(srcFile => emitResults.push(program.emit(srcFile)));
    sourceFiles.forEach(srcFile => allDiagnostics = allDiagnostics.concat(ts.getPreEmitDiagnostics(program, srcFile)));
    emitResults.forEach(er => allDiagnostics = allDiagnostics.concat(er.diagnostics));

    allDiagnostics.forEach(diagnostic => {
        var d = diagnostic.file.getLineAndCharacterOfPosition(diagnostic.start);
        var line = d.line;
        var character = d.character;
        var message = ts.flattenDiagnosticMessageText(diagnostic.messageText, '\n');
        var code = diagnostic.code;
        console.log(diagnostic.file.fileName + "(" + (line + 1) + "," + (character + 1) + "): TS" + code + ": " + message);
    });

    var exitCode = emitResults.some(er => er.emitSkipped) ? 1 : 0;

    console.log("Process exiting with code " + exitCode + ".");
    process.exit(exitCode);
}

var files = JSON.parse(fs.readFileSync("./tsconfig.json")).files;
compile(files,
{
    noEmitOnError: true,
    noEmitHelpers: true,
    target: ts.ScriptTarget.ES5,
    module: ts.ModuleKind.CommonJS,
    declaration: false,
    noImplicitAny: false,
    noImplicitUseStrict: true,
    experimentalDecorators: true
});