83 lines
2.8 KiB
Python
83 lines
2.8 KiB
Python
from flask import Flask, jsonify, request
|
|
from flask_cors import CORS
|
|
from nltk.corpus import stopwords
|
|
from datetime import datetime
|
|
from server.stat_gen import StatGen
|
|
|
|
import nltk
|
|
import pandas as pd
|
|
|
|
app = Flask(__name__)
|
|
|
|
# Allow for CORS from localhost:5173
|
|
CORS(app, resources={r"/*": {"origins": "http://localhost:5173"}})
|
|
|
|
# Global State
|
|
stat_obj = None
|
|
|
|
nltk.download('stopwords')
|
|
EXCLUDE_WORDS = set(stopwords.words('english'))
|
|
|
|
@app.route('/upload', methods=['POST'])
|
|
def upload_data():
|
|
if "posts" not in request.files or "comments" not in request.files:
|
|
return jsonify({"error": "Missing posts or comments file"}), 400
|
|
|
|
post_file = request.files["posts"]
|
|
comment_file = request.files["comments"]
|
|
|
|
if post_file.filename == "" or comment_file.filename == "":
|
|
return jsonify({"error": "Empty filename"}), 400
|
|
|
|
if not post_file.filename.endswith('.jsonl') or not comment_file.filename.endswith('.jsonl'):
|
|
return jsonify({"error": "Invalid file type. Only .jsonl files are allowed."}), 400
|
|
|
|
try:
|
|
global stat_obj
|
|
stat_obj = StatGen(post_file, comment_file)
|
|
except ValueError as e:
|
|
return jsonify({"error": f"Failed to read JSONL file: {str(e)}"}), 400
|
|
except Exception as e:
|
|
return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
|
|
|
|
return jsonify({"message": "File uploaded successfully", "event_count": len(stat_obj.df)}), 200
|
|
|
|
@app.route('/stats/posts_per_day', methods=['GET'])
|
|
def posts_per_day():
|
|
if stat_obj is None:
|
|
return jsonify({"error": "No data uploaded"}), 400
|
|
|
|
try:
|
|
return jsonify(stat_obj.get_events_per_day().to_dict(orient='records')), 200
|
|
except ValueError as e:
|
|
return jsonify({"error": f"Malformed or missing data: {str(e)}"}), 400
|
|
except Exception as e:
|
|
return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
|
|
|
|
@app.route("/stats/heatmap", methods=["GET"])
|
|
def get_heatmap():
|
|
if stat_obj is None:
|
|
return jsonify({"error": "No data uploaded"}), 400
|
|
|
|
try:
|
|
return jsonify(stat_obj.get_heatmap().to_dict(orient="records")), 200
|
|
except ValueError as e:
|
|
return jsonify({"error": f"Malformed or missing data: {str(e)}"}), 400
|
|
except Exception as e:
|
|
return jsonify({"error": str(e)}), 500
|
|
|
|
|
|
@app.route('/stats/word_frequencies', methods=['GET'])
|
|
def word_frequencies():
|
|
if stat_obj is None:
|
|
return jsonify({"error": "No data uploaded"}), 400
|
|
|
|
try:
|
|
return jsonify(stat_obj.get_word_frequencies().to_dict(orient='records')), 200
|
|
except ValueError as e:
|
|
return jsonify({"error": f"Malformed or missing data: {str(e)}"}), 400
|
|
except Exception as e:
|
|
return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
|
|
|
|
if __name__ == "__main__":
|
|
app.run(debug=True) |