// The module 'vscode' contains the VS Code extensibility API
// Import the module and reference it with the alias vscode in your code below
import * as vscode from 'vscode';

// this method is called when your extension is activated
// your extension is activated the very first time the command is executed
export function activate(context: vscode.ExtensionContext) {

    // Use the console to output diagnostic information (console.log) and errors (console.error)
    // This line of code will only be executed once when your extension is activated
    console.log('Congratulations, your extension "testexttypescript" is now active!');
}

// this method is called when your extension is deactivated
export function deactivate() {}


const onDidOpenTextDocument = vscode.workspace.onDidOpenTextDocument((document: vscode.TextDocument) => {

    if (document.fileName.endsWith('.sp')) {

        let compilerPath = 'D:\\Documentos\\Sourcemod scripting\\spcomp.exe';
        getCompileErrorsAndWarnings(compilerPath, document.fileName.replace(/\\/g, '/'));
    }
});

// run compiler and read errors and warnings
function getCompileErrorsAndWarnings(compiler: string, file: string) {

    console.log('getCompileErrorsAndWarnings called');

    let destinationFolder = String(require('path').join(require('os').tmpdir(), '_vscode.smx.tmp'));

    require('child_process').execFile(compiler, [file, '-o', destinationFolder], (err: any, stdout: string, stderr: string) => {

        console.log('---------------------------------------------');

        console.log(stdout);

        console.log('---------------------------------------------');

        stdout.split('\n').forEach((line) => {

            if (line.startsWith(file)) {

                let matches = line.match(new RegExp(`^${file}\\(([0-9]+)\\) : (error|warning|fatal error) ([0-9]+): (.*)`));

                // separate each part
                let linenum = matches![1];
                let typemsg = matches![2];
                let typenum = matches![3];
                let message = matches![4];

                // get the piece of code with the warning/error
                let piece = message.match(new RegExp('"(.*?)"'))![1];
                console.log(piece);
            }
        });
    });
}