import { Dropzone } from "dropzone";

Dropzone.autoDiscover = false;

var previewTemplate,
    dropzone,
    dropzonePreviewNode = document.querySelector("#dropzone-preview-list");
console.log(previewTemplate);
console.log(dropzone);
console.log(dropzonePreviewNode);

(dropzonePreviewNode.id = ""),
    dropzonePreviewNode &&
        ((previewTemplate = dropzonePreviewNode.parentNode.innerHTML),
        dropzonePreviewNode.parentNode.removeChild(dropzonePreviewNode),
        (dropzone = new Dropzone(".dropzone", {
            url: "http://localhost:8000/api/advertisements/import",
            // url: "https://httpbin.org/post",
            method: "post",
            acceptedFiles: ".xls,.xlsx",  // Use acceptedFiles for better validation
            previewTemplate: previewTemplate,
            previewsContainer: "#dropzone-preview",
            autoProcessQueue: false,  // Disable auto post
            headers: {
                Authorization: `Bearer ${document
                    .querySelector('meta[name="api-token"]')
                    .getAttribute("content")}`
            },
            init: function() {
                // Listen for the success event
                this.on("success", function(file, response) {
                    console.log("File successfully uploaded:", file);
                    console.log("API Response:", response);
                    
                    // Show success toast
                    showToast('bxs-check-square', 'green', response.message);
                    document.getElementById("submit-upload").innerHTML = "Upload Files";
                    // Tunggu sebentar lalu reload halaman
                    setTimeout(() => {
                        window.location.href = "/data/advertisements";
                    }, 2000);
                });
                // Listen for the error event
                this.on("error", function(file, errorMessage) {
                    console.error("Error uploading file:", file);
                    console.error("Error message:", errorMessage);
                    // Handle the error response

                    // Show error toast
                    showToast('bxs-error-alt', 'red', errorMessage.message);
                    document.getElementById("submit-upload").innerHTML = "Upload Files";
                });
            }
        })));

// Add event listener to control the submission manually
document.querySelector("#submit-upload").addEventListener("click", function() {
    console.log("Ini adalah value dropzone", dropzone.files[0]);
    const formData = new FormData()
    console.log("Dropzonefiles",dropzone.files);

    this.innerHTML = '<span class="spinner-border spinner-border-sm me-1" role="status" aria-hidden="true"></span>Loading...';

    // Pastikan ada file dalam queue sebelum memprosesnya
    if (dropzone.files.length > 0) {
        formData.append('file', dropzone.files[0])
        console.log("ini adalah form data on submit", ...formData);
        dropzone.processQueue();  // Ini akan manual memicu upload
    } else {
        // Show error toast when no file is selected
        showToast('bxs-error-alt', 'red', "Please add a file first.");
        document.getElementById("submit-upload").innerHTML = "Upload Files";
    }
});

// Optional: Listen for the 'addedfile' event to log or control file add behavior
dropzone.on("addedfile", function (file) {
    console.log("File ditambahkan:", file);
    console.log("Nama File:", file.name);
    console.log("Tipe File:", file.type);
    console.log("Ukuran File:", (file.size / 1024).toFixed(2) + " KB");
});

dropzone.on("complete", function(file) {
    dropzone.removeFile(file);
});

// Function to show toast
function showToast(iconClass, iconColor, message) {
    const toastElement = document.getElementById('toastUploadAdvertisement');
    const toastBody = toastElement.querySelector('.toast-body');
    const toastHeader = toastElement.querySelector('.toast-header');

    // Remove existing icon (if any) before adding the new one
    const existingIcon = toastHeader.querySelector('.bx');
    if (existingIcon) {
        toastHeader.querySelector('.auth-logo').removeChild(existingIcon); // Remove the existing icon
    }

    // Add the new icon to the toast header
    const icon = document.createElement('i');
    icon.classList.add('bx', iconClass);
    icon.style.fontSize = '25px';
    icon.style.color = iconColor;
    toastHeader.querySelector('.auth-logo').appendChild(icon);

    // Set the toast message
    toastBody.textContent = message;

    // Show the toast
    const toast = new bootstrap.Toast(toastElement); // Inisialisasi Bootstrap Toast
    toast.show();
}