"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.initClickHouse = void 0;
const client_1 = require("@clickhouse/client");
const config_1 = __importDefault(require("../config"));
// Create ClickHouse client with error handling
const createClickHouseClient = () => {
    try {
        return (0, client_1.createClient)({
            host: `http://${config_1.default.clickhouse.host}:${config_1.default.clickhouse.port}`,
            username: config_1.default.clickhouse.user,
            password: config_1.default.clickhouse.password,
            database: config_1.default.clickhouse.database,
        });
    }
    catch (error) {
        console.error('Error creating ClickHouse client:', error);
        // Return a mock client for development that logs operations instead of executing them
        return {
            query: async ({ query, values }) => {
                console.log('ClickHouse query (mock):', query, values);
                return { rows: [] };
            },
            close: async () => {
                console.log('ClickHouse connection closed (mock)');
            }
        };
    }
};
const clickhouse = createClickHouseClient();
// Initialize ClickHouse database and tables
const initClickHouse = async () => {
    try {
        // Create database if not exists
        await clickhouse.query({
            query: `CREATE DATABASE IF NOT EXISTS ${config_1.default.clickhouse.database}`,
        });
        // Create tables for tracking events
        await clickhouse.query({
            query: `
        CREATE TABLE IF NOT EXISTS ${config_1.default.clickhouse.database}.view_events (
          user_id String,
          content_id String,
          timestamp DateTime DEFAULT now(),
          ip String,
          user_agent String
        ) ENGINE = MergeTree()
        PARTITION BY toYYYYMM(timestamp)
        ORDER BY (user_id, content_id, timestamp)
      `,
        });
        await clickhouse.query({
            query: `
        CREATE TABLE IF NOT EXISTS ${config_1.default.clickhouse.database}.like_events (
          user_id String,
          content_id String,
          timestamp DateTime DEFAULT now(),
          action Enum('like' = 1, 'unlike' = 2)
        ) ENGINE = MergeTree()
        PARTITION BY toYYYYMM(timestamp)
        ORDER BY (user_id, content_id, timestamp)
      `,
        });
        await clickhouse.query({
            query: `
        CREATE TABLE IF NOT EXISTS ${config_1.default.clickhouse.database}.follower_events (
          follower_id String,
          followed_id String,
          timestamp DateTime DEFAULT now(),
          action Enum('follow' = 1, 'unfollow' = 2)
        ) ENGINE = MergeTree()
        PARTITION BY toYYYYMM(timestamp)
        ORDER BY (follower_id, followed_id, timestamp)
      `,
        });
        console.log('ClickHouse database and tables initialized');
    }
    catch (error) {
        console.error('Error initializing ClickHouse:', error);
        console.log('Continuing with limited functionality...');
    }
};
exports.initClickHouse = initClickHouse;
exports.default = clickhouse;