niming_backend/app.py

from flask import Flask, session, request, redirect, Response
import os, requests, time
from hashlib import sha256
from supaclient import supaClient
from dotenv import load_dotenv
load_dotenv()

URL = os.getenv("SUPABASE_IP") + "/"

app = Flask(__name__)
app.config["SECRET_KEY"] = os.urandom(64)
app.shared_resource = supaClient()

# blueprints

# main
@app.route("/")
def index(): return "Hello, world!"

# reverse proxy
@app.route('/r/<path:path>',methods=['GET', 'POST'])
def proxy(path):
    if request.method=='GET':
        headers = request.headers
        resp = requests.get(f'{URL}{path}', headers = headers) # forward
        excluded_headers = ['content-encoding', 'content-length', 'transfer-encoding', 'connection']
        headers = [(name, value) for (name, value) in resp.raw.headers.items() if name.lower() not in excluded_headers]
        response = Response(resp.content, resp.status_code, headers)
        return response
    elif request.method=='POST':
        # get items
        headers = request.headers
        json_ctx = request.get_json()

        # process
        if path == "rest/v1/niming_posts": # niming post
            # hash
            hash = sha256( (json_ctx["content"] + str(time.time())).encode() ).hexdigest()

            # ig posting
            igid = None

            # edit payload
            json_ctx["hash"] = hash
            json_ctx["igid"] = igid

        # forward
        resp = requests.post(f'{URL}{path}',json=json_ctx, headers = headers) # forward
        excluded_headers = ['content-encoding', 'content-length', 'transfer-encoding', 'connection']
        headers = [(name, value) for (name, value) in resp.raw.headers.items() if name.lower() not in excluded_headers]
        response = Response(resp.content, resp.status_code, headers)

        return response

# run
if __name__ == "__main__":
    app.run(host = "0.0.0.0", port = 8000, debug = False)