add flask app

Author: PythonicBoat

.gitignore

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+import sqlite3
+import os
+
+from flask import Flask, request, jsonify, render_template, redirect, url_for
+from web3 import Web3, HTTPProvider
+import json
+from sqlalchemy import create_engine
+from sqlalchemy.orm import scoped_session, sessionmaker
+
+
+app = Flask(__name__)
+app.config["TEMPLATES_AUTO_RELOAD"] = True
+
+# Connect to the Ethereum network using Infura
+w3 = Web3(Web3.HTTPProvider('https://mainnet.infura.io/v3/YOUR_PROJECT_ID'))
+
+# Load the contract ABI from a JSON file
+with open('contract_abi.json', 'r') as f:
+    contract_abi = json.load(f)
+
+# Connect to the contract
+contract_address = '0x6b175474e89094c44da98b954eedeac495271d0f'
+contract = w3.eth.contract(address=contract_address, abi=contract_abi)
+
+# Connect to the database
+engine = create_engine(os.getenv("DATABASE_URL"))
+db = scoped_session(sessionmaker(bind=engine))
+
+

backend/app.py

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+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.0;
+
+contract Artifact {
+    struct Item {
+        
+    }
+}

backend/contracts/hostify.sol

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+# Function

backend/hash_id.py

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+from web3 import Web3, HTTPProvider
+import json
+from flask import Flask, request, jsonify
+
+# Connect to the Ethereum network using Infura
+w3 = Web3(Web3.HTTPProvider('https://mainnet.infura.io/v3/YOUR_PROJECT_ID'))
+
+# Load the contract ABI from a JSON file
+with open('contract_abi.json', 'r') as f:
+    contract_abi = json.load(f)
+
+# Load the contract address from a JSON file
+with open('contract_address.json', 'r') as f:
+    contract_address = json.load(f)
+
+# Create a contract instance using the ABI and address
+contract = w3.eth.contract(address=contract_address, abi=contract_abi)
+
+# Get the total number of luxury items stored in the contract
+num_items = contract.functions.getNumItems().call()
+
+# Get the details of a specific luxury item
+item_id = 12345
+item_details = contract.functions.getItemDetails(item_id).call()
+
+# Add a new luxury item to the contract
+new_item  = {
+    'id': 3232 #product_hash-sha,
+    'name': 'Diamond Necklace',
+    'description': '18k white gold necklace with 10-carat diamond',
+    'price': 1000000,
+    'seller': '0x1234567890abcdef1234567890abcdef12345678'
+}
+tx_hash = contract.functions.addItem(**new_item).transact({'from': w3.eth.accounts[0], 'gas': 1000000})
+receipt = w3.eth.waitForTransactionReceipt(tx_hash)
+

backend/main.py

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+# Hostify