<?php

session_start();
include("includes/config.php");

if(isset($_POST['add_resource'])){
    $service_name = $_POST['service_name'];
    // $category_id = $_POST['category_id'];
    $sdescription = $_POST['sdescription'];
    $description = $_POST['description'];

    $photo = $_FILES['photo']['name'];
    $allowed_image_extensions = array('gif','png','jpg','jpeg','webp','WEBP');

    $photo_filename = $_FILES['photo']['name'];
    $photo_file_extension = pathinfo($photo_filename, PATHINFO_EXTENSION);


    if(!in_array($photo_file_extension, $allowed_image_extensions)){
        $_SESSION['status'] = "The image file is not allowed. Please upload an image.";
        header('Location: resource.php');
        exit;

    } else {

    $query = "INSERT INTO resources (service_name, sdescription, description, photo ) VALUES ('$service_name', '$sdescription', '$description', '$photo')";
    $query_run = mysqli_query($conn, $query);

    if($query_run){
        move_uploaded_file($_FILES["photo"]["tmp_name"], "resource/".$_FILES["photo"]["name"]);
        $_SESSION['status'] = "Uploaded Successfully";
           echo "<script>window.location.href='view-resource.php';</script>";
        // header('Location: view-category.php');
        exit;
    } else {
        $_SESSION['status'] = "Not Uploaded ";
                   echo "<script>window.location.href='view-resource.php';</script>";
        // header('Location: category.php');
        exit;
    }
}
}


// update 

if(isset($_POST['update_resource'])){
    $id = $_POST['id'];
    $service_name = $_POST['service_name'];
    // $category_id = $_POST['category_id'];
    $sdescription = $_POST['sdescription'];
    $description = $_POST['description'];


    $old_photo = $_POST['image_old'];
    $update_photo_filename = $_FILES["photo"]["name"] ? $_FILES["photo"]["name"] : $old_photo;

    $query = "UPDATE resources SET service_name='$service_name', sdescription='$sdescription', description='$description', photo='$update_photo_filename' WHERE id ='$id' ";

    $query_run = mysqli_query($conn, $query);

    if($query_run){
      
        if($_FILES["photo"]["name"] !='' && $_FILES["photo"]["name"] != $old_photo){
            move_uploaded_file($_FILES["photo"]["tmp_name"], "resource/".$_FILES["photo"]["name"]);
            unlink("resource/". $old_photo);    
        }

     

        $_SESSION['status'] = "Updated Successfully";
          echo "<script>window.location.href='view-resource.php';</script>";
  
        // header('Location: view-category.php');
    } else {
        $_SESSION['status'] = "Not Updated ";
                           echo "<script>window.location.href='view-resource.php';</script>";

        // header('Location: view-category.php');
    }
}


// delete
if(isset($_POST['delete_resource'])){
    $id = $_POST['delete_id'];
    $photo = $_POST['del_resource'];

    $query = "DELETE FROM resources WHERE id = '$id'";
    $query_run = mysqli_query($conn, $query);

    if($query_run){
        $_SESSION['status'] = "Deleted Successfully";
                           echo "<script>window.location.href='view-resource.php';</script>";

        // header('Location: view-category.php');
    } else {
        $_SESSION['status'] = "Not Deleted Successfully";
                           echo "<script>window.location.href='view-resource.php';</script>";

        // header('Location: view-category.php');
    }
}