# import sqlite3
import os
import argparse
import json
import getpass
import datetime
import logging
import sys

from action import record_action
from action import TypeAction
import project

from args import get_string_arg
from args import arg_number


class Note:
    def __init__(self):
        self.message = None


def handle_note(args, last_action, conn):
    logging.info("> handle note")
    logging.debug("args: " + str(args))

    if not args:
        list_note(
            last_action.project_id, last_action.task_id, last_action.note_id, conn
        )
        sys.exit(0)

    if args[0] == "-c":
        if len(args) == 1:
            print("missing note message")
            sys.exit(1)

        note = Note()
        note.message = get_string_arg(args[1:], "note message")
        create_note(note, last_action.project_id, last_action.task_id, conn)
    elif args[0] == "-e":
        if len(args) == 1:
            print("nothing to update")

        note = Note()
        args_i = 1
        note_id = last_action.note_id
        if args[args_i].isdigit():
            note_id = arg_number(args[args_i])
            args_i += 1

        if not note_id:
            print("No active note to update")
            sys.exit(1)

        note.message = get_string_arg(args[args_i:], "note message")
        edit_note(note, note_id, last_action, conn)
    elif args[0] == "-d":
        # FIXME Duplicate code
        if len(args) > 1:
            delete_note(arg_number(args[1]), conn)
        else:
            delete_note(last_action.task_id, conn)
    else:
        print(f"Invalid note option: {args[0]}")


def create_note(note, active_project_id, active_task_id, conn):
    # TODO Don't create note if no project (nothing selected?) ==> foreign key is not a solution: there is no project ID :)
    logging.info(">> Create note")

    query = """
    INSERT INTO note (project_id, task_id, username, message)
    VALUES (?, ?, ?, ?);
    """

    cursor = conn.cursor()
    cursor.execute(
        query, (active_project_id, active_task_id, getpass.getuser(), note.message)
    )

    note_id = cursor.lastrowid

    action_message = "{} (task: {})".format(note.message, active_task_id)
    record_action(
        cursor,
        TypeAction.CREATE,
        action_message,
        active_project_id,
        active_task_id,
        note_id,
    )
    logging.debug(action_message)

    print("created note {}: {} (task {})".format(note_id, note.message, active_task_id))


def edit_note(note, note_id, last_action, conn):
    logging.info(">> Edit note")

    query = "UPDATE note SET message = ? WHERE id = ?"

    cursor = conn.cursor()
    cursor.execute(query, (note.message, note_id))

    if cursor.rowcount != 1:
        logging.error("UPDATE FAILED")
        print("could not find note {}".format(note_id))
        sys.exit(1)

    record_action(
        cursor,
        TypeAction.UPDATE,
        note.message,
        last_action.project_id,
        last_action.task_id,
        last_action.note_id,
    )

    print(
        "updated note {}: (message: {}, task {})".format(
            note_id, note.message, last_action.task_id
        )
    )


def delete_note(note_id, conn):
    logging.info(">> Remove note")

    query = """
    DELETE FROM note
    WHERE id = ?;
    """

    cursor = conn.cursor()
    cursor.execute(query, (note_id,))
    if cursor.rowcount != 1:
        logging.error("DELETE FAILED")
        print("could not find note {}".format(note_id))
        sys.exit(1)

    record_action(cursor, TypeAction.DELETE, "", note_id=note_id)

    print("deleted note {}: {}".format(note_id, "note_name"))


def list_note(active_project_id, active_task_id, active_note_id, conn):
    logging.info(">> No arguments")
    query = (
        "SELECT id, username, message FROM note WHERE project_id = ? AND task_id = ?;"
    )  # TODO Date & time

    cursor = conn.cursor()
    cursor.execute(query, (active_project_id, active_task_id))
    for row in cursor.fetchall():
        note_id, username, message = row
        print(
            "{:1} {:2d}: ({:8}) {}".format(
                "*" if active_note_id == note_id else "", note_id, username, message
            )
        )