add endpoint process sponsors
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@ -1,95 +1,54 @@
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# endpoints/process_sponsors.py
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from flask import Blueprint, jsonify
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from app import get_driver, neo4j_logger
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import json
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from flask import Blueprint, jsonify, request
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import os
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import csv
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from neo4j import GraphDatabase
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import logging
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bp = Blueprint('process_sponsors', __name__)
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bp = Blueprint('process_sponsored', __name__)
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CACHE_FILE = 'cache.json'
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# Custom logger for the process_sponsored blueprint
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process_sponsored_logger = logging.getLogger('ProcessSponsoredLogger')
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process_sponsored_logger.setLevel(logging.INFO)
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process_sponsored_handler = logging.StreamHandler()
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process_sponsored_formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
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process_sponsored_handler.setFormatter(process_sponsored_formatter)
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process_sponsored_logger.addHandler(process_sponsored_handler)
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def load_cache():
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if os.path.exists(CACHE_FILE):
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with open(CACHE_FILE, 'r') as f:
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return json.load(f)
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return {}
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@bp.route('/process_sponsored', methods=['GET'])
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def process_sponsored():
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csv_file_path = os.getenv("SPONSORED_LEGISLATION_CSV")
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def save_cache(cache_data):
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with open(CACHE_FILE, 'w') as f:
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json.dump(cache_data, f)
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if not csv_file_path:
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return jsonify({"error": "SPONSORED_LEGISLATION_CSV environment variable is not set"}), 400
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@bp.route('/process_sponsors')
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def process_sponsors():
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cache = load_cache()
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try:
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with open(csv_file_path, mode='r', newline='', encoding='utf-8') as file:
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reader = csv.DictReader(file)
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driver = GraphDatabase.driver(os.getenv("NEO4J_URI"), auth=(os.getenv("NEO4J_USER"), os.getenv("NEO4J_PASSWORD")))
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session = driver.session()
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if 'legislation_entries' not in cache or len(cache['legislation_entries']) == 0:
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return jsonify({"message": "No legislation entries found in cache"}), 404
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for row in reader:
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properties = {key: value.strip() if isinstance(value, str) else value for key, value in row.items()}
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# Print the number of items found in the cache initially
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initial_legislation_entries_count = len(cache['legislation_entries'])
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print(f"Initial legislation entries count: {initial_legislation_entries_count}")
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# Log the CSV row
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process_sponsored_logger.info(f"Processing row: {properties}")
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processed_legislation_count = 0
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query = (
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"MERGE (l:legislation {"
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+ ", ".join(f"{key}: $props.{key}" for key in properties)
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+ "})"
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)
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while 'legislation_entries' in cache and len(cache['legislation_entries']) > 0:
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# Step 1: Retrieve a legislation entry from the cache
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legislation_entry = cache['legislation_entries'].pop(0)
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# Log the MERGE query
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process_sponsored_logger.info(f"Executing query: {query}")
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if not legislation_entry or 'bioguideId' not in legislation_entry:
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continue
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session.run(query, props=properties)
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bioguideId = legislation_entry['bioguideId']
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legislation_properties = {key: value for key, value in legislation_entry.items() if key != 'bioguideId'}
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session.close()
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driver.close()
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# Step 2: Create a legislation node with the properties
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driver = get_driver()
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with driver.session() as session:
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legislation_id = legislation_properties['id']
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query = f"MATCH (n:Legislation {{id: $legislation_id}}) RETURN n"
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neo4j_logger.info(f"Executing query: {query} with params: {{legislation_id: '{legislation_id}'}}")
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return jsonify({"message": f"Processed {reader.line_num - 1} sponsored legislations"}), 200
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existing_legislation = session.run(query, legislation_id=legislation_id).single()
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if not existing_legislation:
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properties = ', '.join([f'{key}: "${key}"' for key in legislation_properties])
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query = f"CREATE (n:Legislation {{{properties}}}) RETURN n"
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neo4j_logger.info(f"Executing query: {query} with data: {legislation_properties}")
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result = session.run(query, **legislation_properties)
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# Convert the created node to a dictionary
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new_legislation_node = {
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'id': result.single()['n'].id,
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'labels': list(result.single()['n'].labels),
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**{key: value for key, value in result.single()['n'].items()}
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}
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neo4j_logger.info(f"Created legislation node: {new_legislation_node}")
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# Step 3: Create a relationship of type "sponsored" from the sponsor to the legislation
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with driver.session() as session:
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person_query = f"MATCH (a:Person {{bioguideId: $bioguideId}}) RETURN a"
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neo4j_logger.info(f"Executing query: {person_query} with params: {{bioguideId: '{bioguideId}'}}")
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sponsor_node = session.run(person_query, bioguideId=bioguideId).single()
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if not sponsor_node:
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neo4j_logger.error(f"Person node does not exist for bioguideId {bioguideId}")
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continue
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legislation_id = legislation_properties['id']
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relationship_query = f"MATCH (a:Person {{bioguideId: $bioguideId}}), (b:Legislation {{id: $legislation_id}}) CREATE (a)-[r:sponsored]->(b) RETURN r"
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neo4j_logger.info(f"Executing query: {relationship_query} with params: {{bioguideId: '{bioguideId}', legislation_id: '{legislation_id}'}}")
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result = session.run(relationship_query, bioguideId=bioguideId, legislation_id=legislation_id)
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relationship_node = {
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'id': result.single()['r'].id,
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'type': "sponsored",
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**{key: value for key, value in result.single()['r'].items()}
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}
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neo4j_logger.info(f"Created sponsored relationship: {relationship_node}")
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processed_legislation_count += 1
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save_cache(cache)
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# Print the total number of legislation items processed
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print(f"Total processed legislation count: {processed_legislation_count}")
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return jsonify({"message": "Sponsorship processing completed successfully", "processed_legislation_count": processed_legislation_count}), 200
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except Exception as e:
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process_sponsored_logger.error(f"Error processing sponsored legislation: {e}")
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return jsonify({"error": str(e)}), 500
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