COMPILER_PATH = "interface/HUTN"

import sys
sys.path.append(COMPILER_PATH)
sys.path.append("wrappers")
from hutn_compiler.compiler import main as do_compile
from modelverse import *
import os

init()
login("HUTN", "HUTN")

def compile_service(port):
    temp_file = ".tmp_%s" % port
    def compile_AL(code):
        code_fragments = code.split("\n")
        code_fragments = [i for i in code_fragments if i.strip() != ""]
        code_fragments = [i.replace("    ", "\t") for i in code_fragments]
        initial_tabs = min([len(i) - len(i.lstrip("\t")) for i in code_fragments])
        code_fragments = [i[initial_tabs:] for i in code_fragments]
        code_fragments.append("")
        code = "\n".join(code_fragments)

        with open(temp_file, "w") as f:
            f.write(code)
            f.flush()

        compiled = do_compile(temp_file, COMPILER_PATH + "/grammars/actionlanguage.g", "CS")
        os.remove(temp_file)
        return compiled

    def compile_model(code):
        code_fragments = code.split("\n")
        code_fragments = [i for i in code_fragments if i.strip() != ""]
        code_fragments = [i.replace("    ", "\t") for i in code_fragments]
        initial_tabs = min([len(i) - len(i.lstrip("\t")) for i in code_fragments])
        code_fragments = [i[initial_tabs:] for i in code_fragments]
        code_fragments.append("")
        code = "\n".join(code_fragments)

        with open(temp_file, "w") as f:
            f.write(code)
            f.flush()

        compiled = do_compile(temp_file, COMPILER_PATH + "/grammars/modelling.g", "M")
        os.remove(temp_file)
        return compiled

    mode = service_get(port)
    code = service_get(port)

    try:
        if mode == "code":
            compiled = compile_AL(code)
            service_set(port, "OK")
            [service_set(port, i) for i in compiled]
        elif mode == "model":
            compiled = compile_model(code)
            service_set(port, "OK")
            [service_set(port, i) for i in compiled]
        else:
            raise Exception("No such mode: " + mode)
    except Exception as e:
        service_set(port, str(e))
        raise

service_register("compiler", compile_service)
try:
    while raw_input() != "STOP":
        pass
finally:
    service_stop()