#!/usr/bin/python3

import sqlite3
import json
import sys
import os


"""
Reads the API KEY, that must be passed as first command line argument.

:returns: Recovered API KEY.
:raises Exception: Th KEY couldn't be red.
"""
def readKey():
    try:
        #print(sys.argv[0])
        key = sys.argv[1]
        return key
    except Exception as e:
        print("Error parsing API KEY: " + str(e))
        raise

"""
Reads the JSON data, that must be passed as second command line argument.

:param: index 2 for request data, 3 for response data
:returns: Recovered data, in JSON format.
:raises Exception: The data couldn't be red or converted to JSON.
"""
def readData(index):
    try:
        data = json.loads(sys.argv[index])
        return data
    except Exception as e:
        print("Error parsing data: " + str(e))
        raise

"""
Verifies that the API key matches the player data and that it exists in th DB.

:param db: Connection to the database.
:returns: Connection to the database.
:param data: Data in json format.
:param key: API KEY.
:returns: True if key and player match, False otherwise.
:raises IntegrityError: The queryes couldn't bre executed.
"""
def verifyKey(db, data, key):
    print('Verifying KEY...')
    status = False
    try:
        uid = data["wizard_id"]
        cursor = db.cursor()
        cursor.execute('SELECT count(uid) AS c FROM player WHERE uid = ? AND api_key = ?;', (uid, key))
        if cursor.fetchone()[0] == 1:
            status = True
        cursor.close()
    except sqlite3.IntegrityError as e:
        print("Error executing statement: " + str(e))
        raise
    return status

"""
Opens the database file and deletes from the user tables

:param name: The path to the sqlite database.
:returns: Connection to the database.
:raises IntegrityError: The queryes couldn't bre executed.
:raises IOError: The sqlite file couldn't be created.
"""
def openDatabase():
    kdb = os.path.dirname(os.path.realpath(sys.argv[0])) + '/../../../sw.sqlite'
    udb = os.path.dirname(os.path.realpath(sys.argv[0])) + '/../../../../data/sw.sqlite'
    print('Configuring database...')
    try:
        db = sqlite3.connect(kdb)
        cursor = db.cursor()
        cursor.execute('attach "' + udb + '" as data;')
        cursor.close()
        return db
    except sqlite3.IntegrityError as e:
        print("Error executing statement: " + str(e))
        raise
    except IOError as e:
        print("I/O Error creating database " + name + ": " + str(e))
        raise

"""
Inserts a row into the database.

:param db: Connection to the database.
:param table: Name of the table to insert into.
:param values: List of values to insert.
:raises IntegrityError: The insert query was unsuccesfull.
"""
def insert(db, table, values):
    cursor = db.cursor()
    placeholders = ''
    for x in range(0, len(values)):
        placeholders = placeholders + '?, '
    placeholders = placeholders[:len(placeholders) - 2]
    query = 'INSERT INTO ' + table + ' VALUES (' + placeholders + ')'
    try:
        cursor.execute(query, values)
    except sqlite3.IntegrityError as e:
        print('Error Inserting into ' + table + ' with values (' + str(values) + '): ' + str(e))
        raise
    cursor.close;

"""
Parses run data (tables run, run_party, run_drop_rune, run_drop_runecraft,
run_drop_item, run_drop_unit, run_drop_sd, run_drop_unit_pieces,
run_drop_shapeshifting).

:param db: Sqlite database connection.
:param data: JSON data.
"""
def parseData(db, data_request, data_response):

    cursor = db.cursor()

    # Page 1: Cairos non-elemental, rift raid, rift dungeon.
    print("Parsing collection data...")
    
    uid = data_request["wizard_id"]
    collection = data_response["collection"]
    cursor.execute("""
            DELETE FROM collection
            WHERE uid = ?;
        """,
        [uid]
    )

    # Loop Cairos records
    for u in collection:
        unit = u["unit_master_id"]
        open = u["open"]
        insert(db, "collection", (uid, unit, open))
    db.commit()

"""
Begin script
"""
data_request = readData(2)
data_response = readData(3)
key = readKey()
db = openDatabase()
if verifyKey(db, data_request, key) == False:
    print("Invalid API KEY...")
    sys.exit(-1)
else:
    parseData(db, data_request, data_response)
sys.exit(0)