from hmac import new
import shutil
from flask import Blueprint, request, jsonify, current_app, render_template, session
import os
from ..services.file_service import get_file_tree

file_bp = Blueprint('file', __name__, url_prefix='/vsc-like')

@file_bp.route('/create-folder', methods=['POST'])
def create_folder():
    try:
        filepath = request.json.get('path', '')
        path = session.get('path')
        parent = request.json.get('parent', '')
        root_workspace_path = current_app.config['ROOT_WORKSPACE_PATH']
        base_path = f'{root_workspace_path}/{path}'
        filepath = f'{base_path}/{parent}/{filepath}'
        try:
            os.makedirs(filepath)
            return jsonify({"message": "Folder created successfully"})
        except Exception as e:
            return jsonify({"error": str(e)}), 500
    except Exception as e:
        return jsonify({"error": str(e)}), 500
@file_bp.route('/create-file', methods=['POST'])
def create_file():
    filepath = request.json.get('path', '')
    path = session.get('path')
    parent = request.json.get('parent', '')
    root_workspace_path = current_app.config['ROOT_WORKSPACE_PATH']
    base_path = f'{root_workspace_path}/{path}'
    filepath = f'{base_path}/{parent}/{filepath}'
    try:
        open(filepath, 'w').close()
        return jsonify({"message": "File created successfully"})
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@file_bp.route('/rename-file', methods=['POST'])
def rename_file():
    user_root = session.get('path')
    path = request.json.get('path', '')
    new_name = request.json.get('newName', '')
    root_workspace_path = current_app.config['ROOT_WORKSPACE_PATH']
    base_path = f'{root_workspace_path}/{user_root}'
    filepath = f'{base_path}/{path}'
    try:
        path_list = filepath.split('/')
        path_list[-1] = new_name
        new_filepath = '/'.join(path_list)
        os.rename(filepath, new_filepath)
        return jsonify({"message": "File renamed successfully"})
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@file_bp.route('/rename-folder', methods=['POST'])
def rename_folder():
    user_root = session.get('path')
    path = request.json.get('path', '')
    new_name = request.json.get('newName', '')
    root_workspace_path = current_app.config['ROOT_WORKSPACE_PATH']
    base_path = f'{root_workspace_path}/{user_root}'
    folderpath = f'{base_path}/{path}'
    try:
        path_list = folderpath.split('/')
        path_list[-1] = new_name
        new_filepath = '/'.join(path_list)
        os.rename(folderpath, new_filepath)
        return jsonify({"message": "Folder renamed successfully"})
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@file_bp.route('/copy-files', methods=['POST'])
def copy_files():
    old_path = request.json.get('oldPath', '')
    new_path = request.json.get('newPath', '')
    root_workspace_path = current_app.config['ROOT_WORKSPACE_PATH']
    user_root = session.get('path')
    base_path = f'{root_workspace_path}/{user_root}'
    old_path = f'{base_path}/{old_path}'
    new_path = f'{base_path}/{new_path}'
    # oldpath的父目录就是newpath的话,对oldpath进行重命名

    # 获取 old_path 的文件/文件夹名
    old_name = os.path.basename(old_path)

    # 确保目标路径是父目录（即 new_path 是一个目录）
    new_path_parent = os.path.abspath(new_path)

    # 如果目标路径下已经存在同名文件/文件夹，进行重命名
    final_new_path = os.path.join(new_path_parent, old_name)
    counter = 1
    while os.path.exists(final_new_path):
        # 如果文件夹或文件已经存在，则为新的文件名添加计数后缀
        final_new_path = os.path.join(new_path_parent, f"{old_name}_{counter}")
        counter += 1

    # 判断 old_path 是文件夹还是文件，并进行相应的复制操作
    if os.path.isdir(old_path):
        shutil.copytree(old_path, final_new_path, dirs_exist_ok=True)
    else:
        shutil.copy(old_path, final_new_path)
       
    return jsonify({"message": "Files copied successfully"})

@file_bp.route('/delete-file', methods=['POST'])
def delete_file():
    path = request.json.get('path', '')
    root_workspace_path = current_app.config['ROOT_WORKSPACE_PATH']
    user_root = session.get('path')
    base_path = f'{root_workspace_path}/{user_root}'
    filepath = f'{base_path}/{path}'
    if os.path.isdir(filepath):
        shutil.rmtree(filepath)
    else:
        os.remove(filepath)
    return jsonify({"message": "File deleted successfully"})

@file_bp.route('/file-content', methods=['POST'])
def file_content():
    path = session.get('path')
    root_workspace_path = current_app.config['ROOT_WORKSPACE_PATH']
    base_path = f'{root_workspace_path}/{path}'
    filepath = request.json.get('path', '')
    filepath = f'{base_path}/{filepath}'
    if not os.path.exists(filepath):
        return jsonify({"error": "File not found"}), 404
    try:
        with open(filepath, 'r') as file:
            content = file.read()
        return jsonify({"content": content})
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@file_bp.route('/save-file', methods=['POST'])
def save_file():
    path = session.get('path')
    root_workspace_path = current_app.config['ROOT_WORKSPACE_PATH']
    base_path = f'{root_workspace_path}/{path}'
    filepath = request.json.get('path', '')
    filepath = f'{base_path}/{filepath}'
    content = request.json.get('content', '')
    if not os.path.exists(filepath):
        return jsonify({"error": "File not found"}), 404
    try:
        with open(filepath, 'w') as file:
            file.write(content)
        return jsonify({"message": "File saved successfully"})
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@file_bp.route('/file-tree', methods=['GET'])
def file_tree():
    path = session.get('path')
    user_id = session.get('user_id')
    if not path:
        return jsonify({"error": "Missing path parameter"}), 400
    root_workspace_path = current_app.config['ROOT_WORKSPACE_PATH']
    base_path = f'{root_workspace_path}/{user_id}/{path}'
    if not os.path.exists(base_path):
        return jsonify({"error": "Workspace not found"}), 404
    tree = get_file_tree(base_path)
    return jsonify(tree)