from git import Repo
import copy
import re


NODE_CLASS_MAPPINGS = {}
NODE_DISPLAY_NAME_MAPPINGS = {}




def ETK_git_base(cls):
    cls.FUNCTION = "func"
    cls.CATEGORY = "ETK/git"
    NODE_CLASS_MAPPINGS[cls.__name__] = cls
    return cls


@ETK_git_base
class PublicGitRepo:
    @classmethod
    def INPUT_TYPES(cls):
        return {
            "required": {
                "repo_url": ("STRING", {"multiline": False, "default": ""}),
                "token": ("STRING", {"multiline": False, "default": ""}),
            }
        }

    RETURN_TYPES = ("bool",)
    FUNCTION = 'validate_git_repo_url'
    CATEGORY = 'ETK/git'


def validate_git_repo_url(self, **kwargs):
    kwargs = copy.deepcopy(kwargs)
    repo_url = kwargs.get('repo_url')
    token = kwargs.get('token')

    # Regular expression to match GitHub repository URLs
    pattern = r'https://github\.com/[A-Za-z0-9_.-]+/[A-Za-z0-9_.-]+/?'
    match = re.match(pattern, repo_url)

    # The URL is valid if there's a match and it covers the whole URL
    return match is not None and match.group() == repo_url


@ETK_git_base
class CloneRepoNode:
    @classmethod
    def INPUT_TYPES(cls):
        return {
            "required": {
                "repo_url": ("STRING", {"multiline": False, "default": ""}),
                "path": ("STRING", {"multiline": False, "default": ""}),
                # "path_to_key": ("STRING", {"multiline": False, "default": ""}),
            }
        }

    RETURN_TYPES = ("STRING", "STRING", "LIST", "STRING",)
    RETURN_NAMES = ("path_passthrough", "file_structure", "file_list", "STD_OUT+ERR",)
    CATEGORY = 'ETK/git'

    def func(self, **kwargs):
        kwargs = copy.deepcopy(kwargs)
        repo_url = kwargs.get('repo_url')
        path = kwargs.get('path')

        # token = kwargs.get('token')
        # lets just do it via  calling the terminal
        # working = f"GIT_SSH_COMMAND='ssh -i {path_to_key}' git clone https://github.com/story-squad/GDE_Graph_IO.git {path}"
        working = f"git clone {repo_url} {path}"
        import os
        import subprocess

        # execute the command and retrieve the results
        process = subprocess.Popen(working, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
        out, err = process.communicate()

        ld = os.listdir(path)

        return (path, "\n".join(ld), ld, out.decode("utf-8") + err.decode("utf-8"),)


@ETK_git_base
class PullRepoNode:
    @classmethod
    def INPUT_TYPES(cls):
        return {
            "required": {
                "repo_path": ("STRING", {"multiline": False, "default": ""}),
                "token": ("STRING", {"multiline": False, "default": ""}),
            }
        }

    RETURN_TYPES = ()
    FUNCTION = 'pull_repo'
    CATEGORY = 'ETK/git'


def pull_repo(self, **kwargs):
    kwargs = copy.deepcopy(kwargs)
    repo_path = kwargs.get('repo_path')
    token = kwargs.get('token')
    repo = Repo(repo_path)
    origin = repo.remotes.origin
    # with repo.git(GIT_ASKPASS='echo', GIT_USERNAME=token):
    origin.pull()

    # with repo.git.custom_environment(GIT_ASKPASS='echo', GIT_USERNAME=token):
    #    origin.pull()


@ETK_git_base
class PushRepoNode:
    @classmethod
    def INPUT_TYPES(cls):
        return {
            "required": {
                "repo_path": ("STRING", {"multiline": False, "default": ""}),
                "token": ("STRING", {"multiline": False, "default": ""}),
            }
        }

    RETURN_TYPES = ()
    FUNCTION = 'push_repo'
    CATEGORY = 'ETK/git'


def push_repo(self, **kwargs):
    kwargs = copy.deepcopy(kwargs)
    repo_path = kwargs.get('repo_path')
    token = kwargs.get('token')
    repo = Repo(repo_path)
    origin = repo.remotes.origin
    # with repo.git.custom_environment(GIT_ASKPASS='echo', GIT_USERNAME=token):
    origin.push()


@ETK_git_base
class SendCommitNode:
    @classmethod
    def INPUT_TYPES(cls):
        return {
            "required": {
                "repo_path": ("STRING", {"multiline": False, "default": ""}),
                "commit_message": ("STRING", {"multiline": False, "default": ""}),
                "token": ("STRING", {"multiline": False, "default": ""}),
            }
        }

    RETURN_TYPES = ()
    FUNCTION = 'send_commit'
    CATEGORY = 'ETK/git'


def send_commit(self, **kwargs):
    kwargs = copy.deepcopy(kwargs)
    repo_path = kwargs.get('repo_path')
    commit_message = kwargs.get('commit_message')
    repo = Repo(repo_path)
    repo.git.add(A=True)
    repo.index.commit(commit_message)


@ETK_git_base
class CreateRepoNode:
    @classmethod
    def INPUT_TYPES(cls):
        return {
            "required": {
                "path": ("STRING", {"multiline": False, "default": ""}),
                "token": ("STRING", {"multiline": False, "default": ""}),
            }
        }

    RETURN_TYPES = ()
    FUNCTION = 'create_repo'
    CATEGORY = 'ETK/git'


def create_repo(self, **kwargs):
    kwargs = copy.deepcopy(kwargs)
    path = kwargs.get('path')
    Repo.init(path)