JezK

Edit File: alloysprice.php

<?php 
ini_set('display_errors', '1');
ini_set('display_startup_errors', '1');
error_reporting(E_ALL);
include('db.php');
$matrialTypeToGetEle = $_POST["matrialTypeToGetEle"];
$ore = $_POST["ore"];
$dateUserSelected = $_POST['dateSelectedFromCalender'];
// $duration = "-". $_POST['duration'] . " month";
// $selectedAlloy = $_POST["selectedAlloy"];
$selectedAlloy = $_POST["selectedAlloy"];
$defaultDuration ; // added here to check if all recrds btton is checkd or not

if (empty($_POST['duration']) || $_POST['duration'] === 'all') {
    // Set a default duration to one month
    $defaultDuration = 0;
    $duration = "-$defaultDuration month";
} else {
    $defaultDuration = $_POST['duration'];
    $duration = "-".$_POST['duration']." month";
}
$db_first_inserted_date_query = "SELECT DISTINCT `date` FROM `market_prices` WHERE type = '$matrialTypeToGetEle' AND description = '$selectedAlloy' ORDER BY date ASC LIMIT 1";
$db_first_inserted_date_query_result = mysqli_fetch_all(mysqli_query($conn, $db_first_inserted_date_query, MYSQLI_ASSOC))[0][0];

$db_current_date_query = "SELECT DISTINCT `date` FROM `market_prices` WHERE type = '$matrialTypeToGetEle' AND description = '$selectedAlloy' ORDER BY date DESC LIMIT 1";
$db_current_date = mysqli_fetch_all(mysqli_query($conn, $db_current_date_query, MYSQLI_ASSOC))[0][0];

$today = new DateTime($db_current_date);
$oneMonthAgo = $today->modify($duration);
$formattedBeforeDate = $oneMonthAgo->format('Y-m-d');
// if Duration selected is all it should take start date as initial insert reord
if($defaultDuration===0){
    $formattedBeforeDate =$db_first_inserted_date_query_result;
}
$query = "SELECT `date` AS x, `price` AS 'y' FROM market_prices WHERE `date` BETWEEN '$formattedBeforeDate' AND '$db_current_date' AND description = '$selectedAlloy' AND price > 0 ORDER BY `date` DESC LIMIT 0, 100000";
$ores = mysqli_query($conn, $query);
//echo $query;
$finalArry = mysqli_fetch_all($ores,MYSQLI_ASSOC);
//$resultArry = [];
// foreach ($finalArry as $item) {
//     $resultArry[] = array('label' => $item["date"],"y" => (double)(json_decode($item[$ore],true)[$selectedAlloy]));
// }
echo json_encode($finalArry);
?>

<?php 
// ini_set('display_errors', '1');
// ini_set('display_startup_errors', '1');
// error_reporting(E_ALL);
// include('db.php');
// $matrialTypeToGetEle = $_POST["matrialTypeToGetEle"];
// $ore = $_POST["ore"];
// $dateUserSelected = $_POST['dateSelectedFromCalender'];
// $duration = "-". $_POST['duration'] . " month";
// $selectedAlloy = $_POST["selectedAlloy"];

// $db_current_date_query = "SELECT DISTINCT `date` FROM `market_prices` WHERE type = '$matrialTypeToGetEle' AND description = '$selectedAlloy' ORDER BY date DESC LIMIT 1";
// $db_current_date = mysqli_fetch_all(mysqli_query($conn,$db_current_date_query,MYSQLI_ASSOC))[0][0];

// $today = new DateTime($db_current_date); // Create a DateTime object for today's date
// // $monthString = 
// $oneMonthAgo = $today->modify($duration); // Modify the object to go back one month

// // Format the date in your desired format
// $formattedBeforeDate = $oneMonthAgo->format('Y-m-d');
// // echo json_encode($db_current_date);exit;
// // echo $formattedBeforeDate;exit;

// $before_date = date("Y-m-d",strtotime($duration));
// //$query ="SELECT `date` AS x,`price` AS 'y' FROM `reia_market_prices` where `date` BETWEEN '$before_date' and '$dateUserSelected'AND description='$selectedAlloy' GROUP BY `date` ORDER BY `date` ASC";
// //$query = "SELECT `date`,  `$ore` FROM `market_data` where `date` BETWEEN  '$before_date' and  '$today_date'  GROUP BY `date` ORDER BY `date` ASC ";
// $query ="SELECT `date` AS x,`price` AS 'y' FROM market_prices WHERE `date` BETWEEN  '$formattedBeforeDate' and  '$db_current_date' AND description = '$selectedAlloy' AND price > 0 ORDER BY `date` DESC LIMIT 0, 100000";
// $ores = mysqli_query($conn, $query);
// //echo $query;
// $finalArry = mysqli_fetch_all($ores,MYSQLI_ASSOC);

// //$resultArry = [];

// // foreach ($finalArry as $item) {
// //     $resultArry[] = array('label' => $item["date"],"y" => (double)(json_decode($item[$ore],true)[$selectedAlloy]));
// // }

// echo json_encode($finalArry);