o
    ƒ¬hE  ã                   @   sN   d dl Z d dlZd dlZd dlZd dlZd dlmZ edƒZG dd„ dƒZ	dS )é    N)Úsetup_loggerzrecall_sampler/data_loaderc                   @   s~   e Zd Zddd„Zdd„ Zdd„ Zded	efd
d„Zd	ej	fdd„Z
d	ej	fdd„Zdej	dedefdd„Zd	efdd„ZdS )Ú
DataLoaderú	us-east-1c                 C   s   || _ || _|| _|| _d S ©N)Úmatches_configÚcatalog_configÚcustomer_nameÚregion_name)Úselfr   r   r   r	   © r   ú@C:\Users\shubh\Videos\recall\recall_audit_sampler\data_loader.pyÚ__init__   s   
zDataLoader.__init__c                 C   s8   t j ¡ }|jd| jd�}|j|d�}t |d ¡}|S )NÚsecretsmanager)Úservice_namer	   )ÚSecretIdÚSecretString)Úboto3ÚsessionÚSessionÚclientr	   Úget_secret_valueÚjsonÚloads)r
   Úsecret_namer   r   ÚresponseÚsecretr   r   r   Ú
get_secret   s
   
zDataLoader.get_secretc              	   C   sF   |   |¡}t d|› �¡ tjd|d |d |d | dd¡d�}|S )	Nz!Connecting to Postgres database: ZmatchlibraryÚusernameÚpasswordÚhostÚporti8  )ZdbnameÚuserr   r   r    )r   ÚloggerÚinfoÚpsycopg2ÚconnectÚget)r
   r   r   Úconnr   r   r   Úconnect_postgres   s   

ûzDataLoader.connect_postgresÚsql_file_pathÚreturnc                 K   sp   t j |¡std|› �ƒ‚t|dƒ�}| ¡ }W d   ƒ n1 s!w   Y  tdd| ji|¤Ž}|jdi |¤ŽS )NzSQL file not found: Úrr   r   )	ÚosÚpathÚisfileÚFileNotFoundErrorÚopenÚreadÚdictr   Úformat)r
   r)   ÚkwargsÚfZsql_templateÚparamsr   r   r   Úrender_sql_from_file&   s   
ÿzDataLoader.render_sql_from_filec                 C   ó˜   |   | jd d ¡}ddlm}m} | ¡ |dd�  d¡}| j| jd |d	�}t d
|› �¡ t	 
||¡}| ¡  |  |g d¢d¡ |jrJtdƒ‚|S )NÚ
connectionr   r   ©ÚdatetimeÚ	timedeltaé   ©Údaysú%Y%m%dÚsql_file©Zcatalog_datez-Loading matches data from Postgres database: )Zcomp_source_storeZcomp_skuZbase_source_storeÚbase_skuÚmatchZmatch_statusÚmatchesz)Matches dataset is empty! Cannot proceed.)r(   r   r;   r<   ÚnowÚstrftimer7   r"   r#   ÚpdZread_sql_queryÚcloseÚvalidate_schemaÚemptyÚ
ValueError©r
   r'   r;   r<   Zone_day_agoZ	sql_queryÚdfr   r   r   Úload_matches/   s   zDataLoader.load_matchesc                 C   r8   )Nr9   r   r   r:   r=   r>   r@   rA   rB   z-Loading catalog data from Postgres database: )ZskuZproduct_titleÚsizeZuomZ	pack_sizeZbrandÚcategoryZproduct_urlÚcatalogz)Catalog dataset is empty! Cannot proceed.)r(   r   r;   r<   rF   rG   r7   r"   r#   rH   Zread_sqlrI   rJ   rK   rL   rM   r   r   r   Úload_catalog>   s   zDataLoader.load_catalogrN   Úrequired_fieldsÚdataset_namec                    s,   ‡ fdd„|D ƒ}|rt |› d|› �ƒ‚d S )Nc                    s   g | ]	}|ˆ j vr|‘qS r   )Úcolumns)Ú.0Úcol©rN   r   r   Ú
<listcomp>O   s    z.DataLoader.validate_schema.<locals>.<listcomp>z missing required columns: )rL   )r
   rN   rT   rU   Úmissingr   rY   r   rJ   N   s   ÿzDataLoader.validate_schemac                 C   s   |   ¡ }|  ¡ }||fS r   )rO   rS   )r
   Ú
matches_dfÚ
catalog_dfr   r   r   ÚloadS   s   zDataLoader.loadN)r   )Ú__name__Ú
__module__Ú__qualname__r   r   r(   Ústrr7   rH   Z	DataFramerO   rS   ÚlistrJ   Útupler^   r   r   r   r   r   
   s    
	r   )
r   r$   ZpandasrH   r   r,   Úlogger_setupr   r"   r   r   r   r   r   Ú<module>   s    