'''
    The goal of this application is to convert a mno database into mno's web site compatible database (drupal)
'''

import sqlite3


import os
import re
import sys
from SimpaDbUtil import SqlFile, SqlDatabaseReader
from _sqlite3 import Row

class OrchestraSqlDb( object ):
    def __init__(self, sql_reader):
        """
        :param SqlDatabaseReader sql_reader: the inventory database
        """
        super(OrchestraSqlDb, self).__init__()
        self._sql_reader = sql_reader
        
    def query(self, sql_query):
        return self._sql_reader.query(sql_query)


class Concert(object):
	pass

class Recording(object):
	pass

class OrchestraDb(object):
	
	def __init__(self, mno_drupal_db_sql_file_path):
		self.concerts = {}
		
		sql_source = SqlFile(mno_drupal_db_sql_file_path)
		sql_reader = SqlDatabaseReader(sql_source)
		orchestra_sql_db = OrchestraSqlDb(sql_reader)

		self._parse_from_orchestra_drupal_db(orchestra_sql_db)
		
	def _parse_from_orchestra_drupal_db(self, orchestra_sql_db):
		"""
		:param OrchestraSqlDb orchestra_sql_db:
		"""
		
		concert_rows = orchestra_sql_db.query("SELECT nid,title FROM node WHERE type is 'concert'")

		for concert_row in concert_rows:
			(nid, title)=concert_row
			print(title)
			nid = int(nid)
			track_id_rows = orchestra_sql_db.query("SELECT field_tracks_target_id FROM field_revision_field_tracks WHERE entity_id=%d" % nid )
			for track_id_row in track_id_rows:
				(field_tracks_target_id, ) = track_id_row
				#print(field_tracks_target_id)
			
				track_rows = orchestra_sql_db.query("SELECT title FROM node WHERE nid=%d" % field_tracks_target_id)
				(recording_title, ) = track_rows[0]
				print("\t%s" % recording_title)

mno_db = OrchestraDb('/Users/graffy/data/Perso/MeltingNotes_work.git/website/v2_drupal/melting_drupal.sql')