from flask import Flask, request, render_template_string
import subprocess
import tempfile
import os

app = Flask(__name__)

HTML = """

















    {{ code }}


    
        Python
        Bash
        C
        C++
        HTML
        JavaScript
    

    Open File
    Save File
    Insert Tab
    Run




{{ output }}














"""

@app.route("/", methods=["GET", "POST"])
def index():
    code = ""
    output = ""
    mode = "python"

    if request.method == "POST":
        code = request.form.get("code", "")
        mode = request.form.get("mode", "")

        if mode == "python":
            try:
                result = subprocess.check_output(["python3", "-c", code], stderr=subprocess.STDOUT).decode()
                output = result
            except subprocess.CalledProcessError as e:
                output = e.output.decode()

        elif mode == "sh":
            try:
                cleaned = code.replace('\r', '')
                result = subprocess.check_output(cleaned, shell=True, stderr=subprocess.STDOUT, executable="/bin/bash").decode()
                output = result
            except subprocess.CalledProcessError as e:
                output = e.output.decode()

        elif mode == "c":
            with tempfile.NamedTemporaryFile(delete=False, suffix=".c") as tmp:
                tmp.write(code.encode())
                tmp.flush()
                exe = tmp.name + ".out"
                comp = subprocess.run(["gcc", tmp.name, "-o", exe], capture_output=True)
                if comp.returncode != 0:
                    output = comp.stderr.decode()
                else:
                    run = subprocess.run([exe], capture_output=True)
                    output = run.stdout.decode() + run.stderr.decode()
                os.unlink(tmp.name)
                if os.path.exists(exe):
                    os.unlink(exe)

        elif mode == "cpp":
            with tempfile.NamedTemporaryFile(delete=False, suffix=".cpp") as tmp:
                tmp.write(code.encode())
                tmp.flush()
                exe = tmp.name + ".out"
                comp = subprocess.run(["g++", tmp.name, "-o", exe], capture_output=True)
                if comp.returncode != 0:
                    output = comp.stderr.decode()
                else:
                    run = subprocess.run([exe], capture_output=True)
                    output = run.stdout.decode() + run.stderr.decode()
                os.unlink(tmp.name)
                if os.path.exists(exe):
                    os.unlink(exe)

        elif mode == "html":
            output = "HTML code opened in new tab."

        elif mode == "js":
            try:
                run = subprocess.check_output(["node", "-e", code], stderr=subprocess.STDOUT).decode()
                output = run
            except subprocess.CalledProcessError as e:
                output = e.output.decode()

    return render_template_string(HTML, code=code, output=output, mode=mode)

if __name__ == "__main__":
    app.run(port=8000, debug=False)