#! /usr/bin/python3
# Copyright (C) 2018-2020 Merspieler, merspieler _at_ airmail.cc
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

import sys
import json
import os
import pymysql

from common import norm

verbose = False
dbuser = ""
dbpw = ""
fname = ""

argc = len(sys.argv)
i = 1
while i < argc:
	if sys.argv[i] == "--port":
		i += 1
		port = int(sys.argv[i])
	elif sys.argv[i] == "--host":
		i += 1
		host = sys.argv[i]
	elif sys.argv[i] == "-f" or sys.argv[i] == "--file":
		i += 1
		fname = sys.argv[i]
	elif sys.argv[i] == "-u" or sys.argv[i] == "--user":
		i += 1
		dbuser = sys.argv[i]
	elif sys.argv[i] == "-p" or sys.argv[i] == "--password":
		i += 1
		dbpw = sys.argv[i]
	elif sys.argv[i] == "-v":
		verbose = True
	elif sys.argv[i] == "-h" or sys.argv[i] == "--help":
		print("usage: import-progress.py [OPTIONS]")
		print("Imports the procgress from a json file")
		print("")
		print("OPTIONS")
		print("  -f, --file        Input file")
		print("  -u, --user        Database user")
		print("  -p, --password    Database password")
		print("  -v, --verbose     Verbose printouts")
		print("  -h, --help        Shows this help and exit")
		sys.exit(0)
	else:
		print("Unknown option " + sys.argv[i])
		sys.exit(1)
	i += 1

if dbuser == "":
	print("ERROR: No database user given")
	sys.exit(1)

if dbpw == "":
	print("ERROR: No database password given")
	sys.exit(1)

if fname == "":
	print("ERROR: No file name given")
	sys.exit(1)

db = pymysql.connect("localhost", dbuser, dbpw, "worldbuild")

cursor = db.cursor()

try:
	with open(fname) as json_data:
		status = json.load(json_data)
except ValueError:
	print("ERROR: Invalid status file")
	sys.exit(1)
except IOError:
	print("ERROR: Unable to read file")
	sys.exit(1)

# Drop triggers cause they slow down things massively
cursor.execute("DROP TRIGGER IF EXISTS update_second_level")

for top in status:
	if isinstance(status[top], dict):
		for second in status[top]:
			if isinstance(status[top][second], dict) and "status" in status[top][second]:
				sql = "UPDATE secondLevel SET status_id = (SELECT id FROM status WHERE name = '" + status[top][second]["status"] + "') WHERE name = '" + second + "'"
				cursor.execute(sql)
				sql = "SELECT id FROM secondLevel WHERE name = '" + second + "'"
				cursor.execute(sql)
				row = cursor.fetchone()
				sql = "UPDATE tile SET status_id = (SELECT id FROM status WHERE name = '" + status[top][second]["status"] + "') WHERE parent_id = '" + str(row[0]) + "'"
				cursor.execute(sql)
				if verbose:
					print("Imported " + second + " as " + status[top][second]["status"])

# Readd trigger
# Trigger for updating secondLevel on tile update
sql = ('CREATE OR REPLACE TRIGGER update_second_level '
'AFTER UPDATE ON tile '
'FOR EACH ROW '
'BEGIN '
	'IF (SELECT COUNT(status_id) FROM tile WHERE tile.parent_id = NEW.parent_id) = (SELECT COUNT(status_id) FROM tile WHERE tile.parent_id = NEW.parent_id AND status_id = (SELECT id FROM status WHERE name = "packaged")) THEN '
		'UPDATE secondLevel SET status_id = (SELECT id FROM status WHERE name = "packaged") WHERE id = NEW.parent_id; '
	'ELSEIF (SELECT COUNT(status_id) FROM tile WHERE tile.parent_id = NEW.parent_id) = (SELECT COUNT(status_id) FROM tile WHERE tile.parent_id = NEW.parent_id AND status_id = (SELECT id FROM status WHERE name = "done")) THEN '
		'UPDATE secondLevel SET status_id = (SELECT id FROM status WHERE name = "done") WHERE id = NEW.parent_id; '
	'ELSEIF (SELECT COUNT(status_id) FROM tile WHERE tile.parent_id = NEW.parent_id AND status_id = (SELECT id FROM status WHERE name = "started")) > 0 THEN '
		'UPDATE secondLevel SET status_id = (SELECT id FROM status WHERE name = "started") WHERE id = NEW.parent_id; '
	'ELSEIF (SELECT COUNT(status_id) FROM tile WHERE tile.parent_id = NEW.parent_id AND status_id = (SELECT id FROM status WHERE name = "rebuild")) > 0 THEN '
		'UPDATE secondLevel SET status_id = (SELECT id FROM status WHERE name = "rebuild") WHERE id = NEW.parent_id; '
	'ELSEIF (SELECT COUNT(status_id) FROM tile WHERE tile.parent_id = NEW.parent_id AND status_id = (SELECT id FROM status WHERE name = "skip")) > 0 THEN '
		'UPDATE secondLevel SET status_id = (SELECT id FROM status WHERE name = "skip") WHERE id = NEW.parent_id; '
	'ELSE '
		'UPDATE secondLevel SET status_id = (SELECT id FROM status WHERE name = "pending") WHERE id = NEW.parent_id; '
	'END IF; '
'END; ')
cursor.execute(sql)

db.commit()