#!/usr/bin/env python3
# -*- coding: utf-8 -*-

# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# IMPORTS
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

import os;
import sys

sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))));

from code.core.log import *;
from code.core.config import *;
from code.display.display import *;
from code.algorithms.exports import *;

# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# GLOBAL VARIABLES/CONSTANTS
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

parser: argparse.ArgumentParser;
PATH_TO_CONFIG: str = 'code/config.yml';

# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# MAIN PROCESS
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

def enter(quiet: bool, debug: bool, path: Union[str, Any], **_):
    SetQuietMode(quiet);
    SetDebugMode(debug);
    configpath = PATH_TO_CONFIG if args.path is None else args.path;
    if args.all is not None:
        LoopThroughCases(path=configpath);
    else:
        parser.print_help();
    return;

# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# SECONDARY PROCESSES
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

def LoopThroughCases(path: str):
    '''
    Durchlauf aller Testfälle.
    '''
    config = ReadConfigFile(path);
    cases = GetAttribute(config, 'parts', 'cases', expectedtype=list, default=[]);
    for caseindex, case in enumerate(cases):
        DisplayCase(caseindex);

        command = GetAttribute(case, 'command', expectedtype=str, default='');
        inputs = GetAttribute(case, 'inputs', expectedtype=dict, default={});

        try:
            if command == 'algorithm-search-sequential':
                SequentialSearch(L=inputs['L'], x=inputs['x']);
            elif command == 'algorithm-search-binary':
                BinarySearch(L=inputs['L'], x=inputs['x']);
            elif command == 'algorithm-search-interpolation':
                InterpolationSearch(L=inputs['L'], x=inputs['x'], u=0, v=len(inputs['L'])-1);
            elif command == 'algorithm-search-jump':
                JumpSearchLinear(L=inputs['L'], x=inputs['x'], m=inputs['m']);
            else:
                raise ValueError('Command \033[1m{}\033[0m nicht erkannt'.format(command));
        except Exception as e:
            logError(e);
    return;

# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# EXECUTE CODE
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

if __name__ == '__main__':
    sys.tracebacklimit = 0;
    cli_args = sys.argv[1:];
    parser = argparse.ArgumentParser(
        prog='code/main.py',
        description='''
            \033[2;1mBeschreibung:\033[0m
            \033[2mEin Programm, das verschiedene Algorithmen aus dem Kurs AlgoDat I testet.\033[0m
            ''',
    );
    parser.add_argument('all',    nargs='?',                  help='Führt alle Testfälle in der config.yml Datei durch.');
    parser.add_argument('--path', nargs=1, type=str,          help='Pfad zur alternativen Configdatei.');
    parser.add_argument('config', nargs='?',                  help='Führt alle Testfälle in der config.yml Datei durch.');
    parser.add_argument('--debug',       action='store_true', help='Debugging Messages stummschalten.')
    parser.add_argument('-q', '--quiet', action='store_true', help='Alle console-messages bis auf Errors stummschalten.')
    args = parser.parse_args(cli_args);
    enter(quiet=args.quiet, debug=args.debug, path=args.path);