import sqlite3
import json

def get_all_employees():
    # Open a connection to the database
    with sqlite3.connect("./kennel.sqlite3") as conn:

        # Just use these. It's a Black Box.
        conn.row_factory = sqlite3.Row
        db_cursor = conn.cursor()

        # Write the SQL query to get the information you want
        db_cursor.execute("""
        SELECT
            e.id,
            e.name,
            e.address,
            e.email,
            e.password,
        FROM employee e
        """)

        # Initialize an empty list to hold all employee representations
        employees = []

        # Convert rows of data into a Python list
        dataset = db_cursor.fetchall()

        # Iterate list of data returned from database
        for row in dataset:

            # Create an employee instance from the current row.
            # Note that the database fields are specified in
            # exact order of the parameters defined in the
            # Animal class above.
            employee = Employee(row['id'], row['name'], row['breed'],
                            row['status'], row['location_id'],
                            row['employee_id'])

            employees.append(employee.__dict__)

    # Use `json` package to properly serialize list as JSON
    return json.dumps(employees)

def get_single_employee():
    requested_employee = None


    for employee in EMPLOYEES:
        if EMPLOYEES["id"] == id:
            requested_EMPLOYEE = employee

    return requested_employee

def create_employee(employee):
    # Get the id value of the last location in the list
    max_id = EMPLOYEES[-1]["id"]

    # Add 1 to whatever that number is
    new_id = max_id + 1

    # Add an `id` property to the location dictionary
    employee["id"] = new_id

    # Add the location dictionary to the list
    EMPLOYEES.append(employee)

    # Return the dictionary with `id` property added
    return employee
def delete_employee(id):
    # Initial -1 value for employee index, in case one isn't found
    employee_index = -1

    # Iterate the EMPLOYEES list, but use enumerate() so that you
    # can access the index value of each item
    for index, employee in enumerate(EMPLOYEES):
        if employee["id"] == id:
            # Found the employee. Store the current index.
            employee_index = index

    # If the employee was found, use pop(int) to remove it from list
    if employee_index >= 0:
        EMPLOYEES.pop(employee_index)
        

def update_employee(id, new_employee):
    # Iterate the EMPLOYEES list, but use enumerate() so that
    # you can access the index value of each item.
    for index, employee in enumerate(EMPLOYEES):
        if employee["id"] == id:
            # Found the employee. Update the value.
            EMPLOYEES[index] = new_employee
            break