<?php
require_once __DIR__ . '/../config.php';

try {
    $pdo = db();
    $sql = "
    CREATE TABLE IF NOT EXISTS `price_history` (
        `id` INT AUTO_INCREMENT PRIMARY KEY,
        `symbol` VARCHAR(20) NOT NULL,
        `price` DECIMAL(18, 8) NOT NULL,
        `timestamp` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
        INDEX `symbol_timestamp_idx` (`symbol`, `timestamp`)
    ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
    ";
    $pdo->exec($sql);
    echo "Table 'price_history' created successfully or already exists." . PHP_EOL;
} catch (PDOException $e) {
    die("DB ERROR: " . $e->getMessage());
}