#! /usr/bin/python3
# -*- coding: utf-8 -*-
"""
:file:      returnvalues_parser.py
:brief:     Part of the MOD export tools for the SOURCE project by KSat.
TODO: Integrate into Parser Structure instead of calling this file (no cpp file generated yet)
:details:
Returnvalue exporter.
To use MySQLdb, run pip install mysqlclient or install in IDE. On Windows, Build Tools installation might be necessary.
:data:      21.11.2019
"""
from fsfwgen.parserbase.file_list_parser import FileListParser
from fsfwgen.returnvalues.returnvalues_parser import InterfaceParser, ReturnValueParser
from fsfwgen.utility.sql_writer import SqlWriter
from fsfwgen.utility.file_management import move_file

from definitions import DATABASE_NAME, BspSelect, BspFolderDict

EXPORT_TO_FILE = True
MOVE_CSV_FILE = True
EXPORT_TO_SQL = True
PRINT_TABLES = True

BSP_SELECT = BspSelect.BSP_HOSTED.value
BSP_FOLDER = BspFolderDict[BSP_SELECT]

CSV_RETVAL_FILENAME = f"{BSP_FOLDER}_returnvalues.csv"
CSV_MOVE_DESTINATION = "../"
FILE_SEPARATOR = ';'
MAX_STRING_LENGTH = 32
INTERFACE_DEFINITION_FILES = [
    "../../fsfw/returnvalues/FwClassIds.h",
    "../../example_common/config/commonClassIds.h",
    f"../../{BSP_FOLDER}/fsfwconfig/returnvalues/classIds.h"
]
RETURNVALUE_DESTINATIONS = [
    "../../example_common/", "../../fsfw/", f"../../{BSP_FOLDER}"
]

SQL_DELETE_RETURNVALUES_CMD = """
    DROP TABLE IF EXISTS Returnvalues
"""

SQL_CREATE_RETURNVALUES_CMD = """
    CREATE TABLE IF NOT EXISTS Returnvalues (
    id              INTEGER PRIMARY KEY,
    code            TEXT,
    name            TEXT,
    interface       TEXT,
    file            TEXT,
    description     TEXT
    )
"""

SQL_INSERT_RETURNVALUES_CMD = """
INSERT INTO Returnvalues(code,name,interface,file,description)
VALUES(?,?,?,?,?)
"""


def main():
    returnvalue_table = parse_returnvalues()
    print("")
    if EXPORT_TO_FILE:
        ReturnValueParser.export_to_file(CSV_RETVAL_FILENAME, returnvalue_table, FILE_SEPARATOR)
        if MOVE_CSV_FILE:
            move_file(file_name=CSV_RETVAL_FILENAME, destination=CSV_MOVE_DESTINATION)
    if EXPORT_TO_SQL:
        print("ReturnvalueParser: Exporting to SQL")
        sql_retval_exporter(returnvalue_table, db_filename=f"../{DATABASE_NAME}")


def parse_returnvalues():
    """ Core function to parse for the return values """
    interface_parser = InterfaceParser(file_list=INTERFACE_DEFINITION_FILES, print_table=PRINT_TABLES)
    interfaces = interface_parser.parse_files()
    header_parser = FileListParser(RETURNVALUE_DESTINATIONS)
    header_list = header_parser.parse_header_files(True, "Parsing header file list: ")
    print("")
    returnvalue_parser = ReturnValueParser(interfaces, header_list, PRINT_TABLES)
    returnvalue_parser.set_moving_window_mode(moving_window_size=7)
    returnvalue_table = returnvalue_parser.parse_files(True)
    print(f"ReturnvalueParser: Found {len(returnvalue_table)} returnvalues.")
    return returnvalue_table


def sql_retval_exporter(returnvalue_table, db_filename: str):
    sql_writer = SqlWriter(db_filename=db_filename)
    sql_writer.open(SQL_CREATE_RETURNVALUES_CMD)
    for entry in returnvalue_table.items():
        sql_writer.write_entries(
            SQL_INSERT_RETURNVALUES_CMD, (entry[0],
                                          entry[1][2],
                                          entry[1][4],
                                          entry[1][3],
                                          entry[1][1]))
    sql_writer.commit()
    sql_writer.close()


if __name__ == "__main__":
    main()