next-tribune-blog/dist/src/blockchain.js

Automatic blog generator for Next.js from Tribune.sh blockchain articles

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.fetchArticlesByOwner = fetchArticlesByOwner;
exports.fetchAllArticles = fetchAllArticles;
const viem_1 = require("viem");
const contract_abi_1 = require("./contract-abi");
// Define Abstract mainnet
const abstractMainnet = {
    id: 2741,
    name: 'Abstract',
    network: 'abstract',
    nativeCurrency: {
        decimals: 18,
        name: 'Ethereum',
        symbol: 'ETH',
    },
    rpcUrls: {
        default: { http: ['https://abstract-mainnet.g.alchemy.com/v2/HNy2ntUiTXz3ZQpBJq1VKXbVlG11VKTN'] },
        public: { http: ['https://abstract-mainnet.g.alchemy.com/v2/HNy2ntUiTXz3ZQpBJq1VKXbVlG11VKTN'] },
    },
    blockExplorers: {
        default: { name: 'Abstract Scan', url: 'https://abstractscan.com' },
    },
};
// Fixed Tribune contract address
const DEFAULT_CONTRACT_ADDRESS = '0xA951D889Dc4c157bad4Dca26BF5b86720D5b33FA';
const DEFAULT_RPC_URL = 'https://abstract-mainnet.g.alchemy.com/v2/HNy2ntUiTXz3ZQpBJq1VKXbVlG11VKTN';
async function fetchArticlesByOwner(ownerAddress, contractAddress = DEFAULT_CONTRACT_ADDRESS, rpcUrl = DEFAULT_RPC_URL) {
    try {
        console.log(`🔍 Fetching articles for owner: ${ownerAddress}`);
        const client = (0, viem_1.createPublicClient)({
            chain: abstractMainnet,
            transport: (0, viem_1.http)(rpcUrl),
        });
        // Get article IDs for the owner
        const articleIds = await client.readContract({
            address: contractAddress,
            abi: contract_abi_1.contractABI,
            functionName: 'getArticlesByOwner',
            args: [ownerAddress],
        });
        console.log(`📄 Found ${articleIds.length} articles`);
        if (articleIds.length === 0) {
            return [];
        }
        // Fetch each article's details
        const articles = [];
        for (const articleId of articleIds) {
            try {
                const [header, title, description, body1, body2, body3, body4, body5, owner, timestamp, tokenAddress] = await client.readContract({
                    address: contractAddress,
                    abi: contract_abi_1.contractABI,
                    functionName: 'getArticle',
                    args: [articleId],
                });
                articles.push({
                    id: articleId.toString(),
                    header,
                    title,
                    description,
                    body1,
                    body2,
                    body3,
                    body4,
                    body5,
                    owner,
                    timestamp,
                    tokenAddress,
                });
            }
            catch (error) {
                console.error(`Error fetching article ${articleId}:`, error);
            }
        }
        return articles;
    }
    catch (error) {
        console.error('Error fetching articles from blockchain:', error);
        throw error;
    }
}
async function fetchAllArticles(contractAddress = DEFAULT_CONTRACT_ADDRESS, rpcUrl = DEFAULT_RPC_URL, limit = 100) {
    try {
        console.log('🔍 Fetching all articles from contract');
        const client = (0, viem_1.createPublicClient)({
            chain: abstractMainnet,
            transport: (0, viem_1.http)(rpcUrl),
        });
        const [headers, titles, descriptions, owners, timestamps, ids] = await client.readContract({
            address: contractAddress,
            abi: contract_abi_1.contractABI,
            functionName: 'getArticles',
            args: [BigInt(0), BigInt(limit)],
        });
        const articles = [];
        for (let i = 0; i < titles.length; i++) {
            // Fetch full article content
            try {
                const [header, title, description, body1, body2, body3, body4, body5, owner, timestamp, tokenAddress] = await client.readContract({
                    address: contractAddress,
                    abi: contract_abi_1.contractABI,
                    functionName: 'getArticle',
                    args: [ids[i]],
                });
                articles.push({
                    id: ids[i].toString(),
                    header,
                    title,
                    description,
                    body1,
                    body2,
                    body3,
                    body4,
                    body5,
                    owner,
                    timestamp,
                    tokenAddress,
                });
            }
            catch (error) {
                console.error(`Error fetching article ${ids[i]}:`, error);
            }
        }
        return articles;
    }
    catch (error) {
        console.error('Error fetching articles:', error);
        throw error;
    }
}
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