data-management/main.py

import os
from os import walk
import general_function
import exchange.extract.exchange_extract_function as exchange_extract_func
import exchange.load.exchange_load_function as exchange_load_func
import shipping.extract.shipping_extract_function as shipping_extract_func
import shipping.load.shipping_load_function as shipping_load_func

def exchange_extract(EXCHANGE_CSV_TEMP_STORAGE_PATH):
    #Config file name
    EX_MYSQL_CONFIG_FILE = "EXCHANGE_CONFIG.json"
    EX_SQL_FILE = "EXCHANGE_EXTRACT_SQL.json"
    EXCHANGE_CSV_TEMP_STORAGE_PATH = EXCHANGE_CSV_TEMP_STORAGE_PATH
    
    #Read config file
    EX_MYSQL_CONFIG = general_function.read_json_file("./config/",EX_MYSQL_CONFIG_FILE)
    EX_SQL_DICT = general_function.read_json_file("./config/",EX_SQL_FILE)

    #Connect to mysql
    EX_MYSQLDB = exchange_extract_func.connect_mysql(EX_MYSQL_CONFIG)
    EX_MYSQLCURSOR = EX_MYSQLDB.cursor()

    #Run EX_SQL_DICT to get all data from mysql in csv format
    exchange_extract_func.mysql_dict_sql_to_csv(EX_SQL_DICT, EXCHANGE_CSV_TEMP_STORAGE_PATH, EX_MYSQLDB, EX_MYSQLCURSOR)

def exchange_load_to_cloudstorage(EXCHANGE_CSV_TEMP_STORAGE_PATH):
    #Config file name
    CLOUDSTORAGE_CREDENTIAL_FILE = "./config/CLOUD_STORAGE_ADMIN_CREDENTIAL.json"

    #Connect to cloudstorage
    ex_storage_client = exchange_load_func.login_cloudstorage_credential(CLOUDSTORAGE_CREDENTIAL_FILE)

    #Get the filename and path in temp csv storage
    temp_file_list = []
    for (dirpath, dirnames, filenames) in walk(EXCHANGE_CSV_TEMP_STORAGE_PATH):
        temp_file_list.extend(filenames)
    
    #Loop all the file and upload to cloudstorage
    for file_name in temp_file_list:
        file_path = os.path.join(dirpath,file_name)
        exchange_load_func.upload_to_bucket(ex_storage_client, file_name, file_path)



def shipping_extract(SHIPPING_CSV_TEMP_STORAGE_PATH):
    #Config file name
    SHIPPING_MYSQL_CONFIG_FILE = "SHIPPING_CONFIG.json"
    SHIPPING_SQL_FILE = "SHIPPING_EXTRACT_SQL.json"
    SHIPPING_CSV_TEMP_STORAGE_PATH = SHIPPING_CSV_TEMP_STORAGE_PATH
    
    #Read config file
    SHIPPING_MYSQL_CONFIG = general_function.read_json_file("./config/",SHIPPING_MYSQL_CONFIG_FILE)
    SHIPPING_SQL_DICT = general_function.read_json_file("./config/",SHIPPING_SQL_FILE)

    #Connect to mysql
    SHIPPING_MYSQLDB = shipping_extract_func.connect_mysql(SHIPPING_MYSQL_CONFIG)
    SHIPPING_MYSQLCURSOR = SHIPPING_MYSQLDB.cursor()

    #Run EX_SQL_DICT to get all data from mysql in csv format
    shipping_extract_func.mysql_dict_sql_to_csv(SHIPPING_SQL_DICT, SHIPPING_CSV_TEMP_STORAGE_PATH, SHIPPING_MYSQLDB, SHIPPING_MYSQLCURSOR)


def shipping_load_to_cloudstorage(SHIPPING_CSV_TEMP_STORAGE_PATH):
    #Config file name
    CLOUDSTORAGE_CREDENTIAL_FILE = "./config/CLOUD_STORAGE_ADMIN_CREDENTIAL.json"

    #Connect to cloudstorage
    shipping_storage_client = shipping_load_func.login_cloudstorage_credential(CLOUDSTORAGE_CREDENTIAL_FILE)

    #Get the filename and path in temp csv storage
    temp_file_list = []
    for (dirpath, dirnames, filenames) in walk(SHIPPING_CSV_TEMP_STORAGE_PATH):
        temp_file_list.extend(filenames)
    
    #Loop all the file and upload to cloudstorage
    for file_name in temp_file_list:
        file_path = os.path.join(dirpath,file_name)
        shipping_load_func.upload_to_bucket(shipping_storage_client, file_name, file_path)




def main():
    #Make sure cron in the file directory
    general_function.change_to_current_directory()

    #Extract Load Exchange Data
    EXCHANGE_CSV_TEMP_STORAGE_PATH = "./exchange/extract/exchange_temp_extract_csv/"
    exchange_extract(EXCHANGE_CSV_TEMP_STORAGE_PATH)
    exchange_load_to_cloudstorage(EXCHANGE_CSV_TEMP_STORAGE_PATH)

    #Delete Temp CSV
    general_function.delete_csv_in_path(EXCHANGE_CSV_TEMP_STORAGE_PATH)
    
    #Make sure cron in the file directory
    general_function.change_to_current_directory()

    #Extract Load SHIPPING Data
    SHIPPING_CSV_TEMP_STORAGE_PATH = "./shipping/extract/shipping_temp_extract_csv/"
    shipping_extract(SHIPPING_CSV_TEMP_STORAGE_PATH)
    shipping_load_to_cloudstorage(SHIPPING_CSV_TEMP_STORAGE_PATH)

    #Delete Temp CSV
    general_function.delete_csv_in_path(SHIPPING_CSV_TEMP_STORAGE_PATH)


    


if True:
    main()