#!/usr/bin/env python3

import traceback
import argparse
import os,sys
import shutil
import getpass
from pathlib import Path
from importlib import import_module
from paramecio2.libraries.slugify import slugify
import json

sys.path.insert(0, os.path.realpath('.'))

try:

    from settings import config
    
except:
    
    pass
        

def start():
    """Module for create new modules for paramecio
    """

    parser=argparse.ArgumentParser(description='A tool for create new modules for paramecio')

    parser.add_argument('--folder', help='The folder where the new paramecio module is located', required=True)

    args=parser.parse_args()
    
    workdir=os.path.dirname(os.path.abspath(__file__))
    
    # Create directory
    
    real_path=os.path.basename(slugify(args.folder))
    
    path=Path('modules/'+real_path)
    

    path.mkdir(0o755, True)
    
    #open('modules/'+args.path+'/__init__.py', 'a').close()
    with open('modules/'+real_path+'/__init__.py', 'a') as f:
        f.write("from flask import Blueprint\n\n")
        f.write("{}_app=Blueprint('{}_app', __name__)\n\n".format(real_path, real_path))
        f.write("@{}_app.route('/{}')\n".format(real_path, real_path))
        f.write("def {}_home():\n".format(real_path))
        f.write("    return {'hello': 'world'}")
        
        modules_json={}
        
        if os.path.isfile('settings/modules.json'):
        
            with open('settings/modules.json') as f:
                
                #apps={'monit2': ['modules.monit2', 'monit2_app', '/'], 'welcome': ['paramecio2.modules.welcome', 'welcome_app', '/'], 'pastafari2': ['modules.pastafari2', 'pastafari_app', '/'], 'apache': ['modules.apache', 'apache_app', '/'], 'mariadb': ['modules.mariadb', 'mariadb_app', '/'], 'apiv1': ['modules.apiv1', 'apiv1_app', '/'], 'admin': ['paramecio2.modules.admin', 'admin_app', '/']}
                
                json_text=f.read()
                
                if json_text!='':
                    modules_json=json.loads(json_text)
        
        with open('settings/modules.json', 'w+') as f:
            modules_json[real_path]=['modules.'+real_path, real_path+'_app', '/']
            
            f.write(json.dumps(modules_json, indent=4))
    
    print('Created the new module. Please, reload the WSGI server and go to url /'+real_path)
    
    """
    except:
        
        print('Error: cannot create the directory. Check if exists and if you have permissions')
        exit(1)
    """
    #Create base controller file
    
    #f=open('modules/'+args.path+'/index.py', 'w')
    """
    try:
        shutil.copy(workdir+'/examples/app.py', 'modules/'+args.path+'/__init__.py')

    except:
        
        print('Error: cannot copy controller example. Check if you have permissions')
        exit(1)
    """
    
    # Regenerate modules
    
    #regenerate_modules_config()
"""
def regenerate_modules_config():
    
    print("Regenerating modules configuration...")
    
    modules=[]
    
    modules.append("#!/usr/bin/env python3\n\n")
    modules.append("list_modules=[]\n\n")
    
    for module in config.modules:
    
        try:
            
            controller_path=import_module(module)
            
            controller_base=os.path.dirname(controller_path.__file__)
            
            base_module=module.split('.')[-1]
            
            dir_controllers=os.listdir(controller_base)
            
            modules.append('from '+module+' import ')
            
            arr_controllers=[]
            
            for controller in dir_controllers:
                
                if controller.find('.py')!=-1 and controller.find('__init__')==-1:
                    
                    controller_py=controller.replace('.py', '')
                    
                    arr_controllers.append(controller_py)
                    
                    #load(module+'.'+controller_py)


            modules.append(", ".join(arr_controllers))

            modules.append("\n\n")

            #add_func_static_module(controller_base)
            
        except:
            
            print("Exception in user code:")
            print("-"*60)
            traceback.print_exc(file=sys.stdout)
            print("-"*60)
            exit(1)
    
    with open('./settings/modules.py', 'w') as f:
        f.write("".join(modules))
"""

if __name__=="__main__":
    start()