data_layer.py

#!/.venv/bin/python


# ---- IMPORTS ---- #
import os
import json
import pprint
import re
# ---- IMPORTS ---- #


def load():
    
    with open('data.json', 'r', encoding='utf-8') as file:
        data = json.load(file)

    file.close()
    
    return data



def save(data):

    with open('data.json', 'w', encoding='utf-8') as file:
        json.dump(data, file, ensure_ascii=False, indent=4)

    file.close()

    # Update unique techniques if user added new ones to the file.
    get_techniques_stats(data)

    # Reload data
    load()
    


# Get project by ID
def get_project(data, id):
    for n in range(0, get_project_count(data)):
        if data["projects"][n]["project_id"] == id:
            return data["projects"][n]


# Get project count
def get_project_count(data):
    return len(data["projects"])


# Get techniques from project by ID
def get_techniques(data, id):
    
    return get_project(data,id)['techniques']


# Gets all unique techniques from all projects ! COULD USE SOME FILTERING !
def get_techniques_stats(data):
    
    techniques = []
    for n in range(0, get_project_count(data)):
        tech = get_techniques(data, n)
        for t in tech:
            if t not in techniques:
                techniques.append(t)

                
    return techniques



def search():
    pass



def cls():
    os.system('cls' if os.name == 'nt' else 'clear')
    pass



def new_project(data):

    cls()

    # ---- COLLECT INFO ----
    project_title = input("Project title: ")
    project_id = get_project_count(data)
    techniques = input("\nWhat techniques does your project use? Write them out in the following format: python, java, html, css\n\nTechniques: ").replace(" ", "").lower().split(",")
    description = input("Provide a description of your project: ")
    url = input("Provide a link to the source code/demo of your project: ")
    img_url = input("Image source (ex: logo.jpg): ")
    # ---- COLLECT INFO ----

    new_project = {
	    "title": project_title,
	    "project_id": project_id,
	    "techniques": techniques,
	    "desc": description,
	    "img_url": img_url,
	    "url": url
    }
        
    cls()
    
    print("\n\nProject preview:\n")
    pprint.pp(new_project)

    option = int(input("\n1: Create\n2: Cancel\n> "))

    if option == 1:
        
        data['projects'].append(new_project)
        
        save(data)
        
        pass
    

def list_projects(data):
    cls()
    for project in data['projects']:
        pprint.pp(project)
        print("\n")



def edit_project(data, id):
    
    while True:
        if id > get_project_count(data) or id < 0:
            print("Project ID doesn't exist.\n")
            id = int(input("Project_ID to edit: "))
        else:

            cls()
            
            project = get_project(data, id)
            project.pop('project_id') # Project ID shouldn't be changed 

            print(f"Editing project: {project['title']}\n")
            
            pprint.pp(project)
            print("")

            for field in enumerate(project):
                print(f"{field[0]}: {field[1]}")
            
            input("\nField to edit: ")
            
            



def delete_project(data):
    pass



def menu(data):

    menu_items = ["Add new project", "List projects", "Edit existing project", "Delete project", "Quit"]
    menu_index = 0

    while True:
        
        cls()
        
        titular = r"""
  ____                   _      __           _       _         
 |  _ \    ___    _ __  | |_   / _|   ___   | |     (_)   ___  
 | |_) |  / _ \  | '__| | __| | |_   / _ \  | |     | |  / _ \ 
 |  __/  | (_) | | |    | |_  |  _| | (_) | | |  _  | | | (_) |
 |_|      \___/  |_|     \__| |_|    \___/  |_| (_) |_|  \___/
    """

        print(titular)

        for i in menu_items:
            print(f"{menu_items.index(i)+1}: {i}")

        try:
            option = int(input(f"> "))

            if option == 1:
                new_project(data)
            elif option == 2:
                list_projects(data)
                input()
            elif option == 3:
                list_projects(data)
                edit_project(data, int(input("Project_ID to edit: ")))
            elif option == 4:
                delete_project(data, int(input("Project_ID to delete: ")))
            elif option == 5:
                cls()
                break
        except:
            print("")
            


            

def main():

    data = load()


    menu(data)



if __name__ == "__main__":
    main()