Improve paste-to-upload UX with a modal dialog; drop media file preview in My Projects

Views/Shared/_AdminLayout.cshtml

@@ -120,6 +120,25 @@
         </div>
     </div>
 
+    <div class="modal fade" id="pasteImageModal" tabindex="-1" aria-hidden="true">
+        <div class="modal-dialog modal-dialog-centered">
+            <div class="modal-content bg-dark text-white border border-secondary">
+                <div class="modal-header border-secondary">
+                    <h5 class="modal-title">Paste Image</h5>
+                    <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal" aria-label="Close"></button>
+                </div>
+                <div class="modal-body text-center">
+                    <div id="pasteImageTarget" contenteditable="true" spellcheck="false"
+                         class="border border-secondary rounded p-5 mb-3 text-white-50"
+                         style="outline:none;cursor:text;min-height:120px;display:flex;align-items:center;justify-content:center;">
+                        Click here, then press Ctrl+V to paste your image
+                    </div>
+                    <img id="pasteImageModalPreview" style="display:none;max-width:100%;max-height:220px;border-radius:6px;" />
+                </div>
+            </div>
+        </div>
+    </div>
+
     <script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap/5.3.3/js/bootstrap.bundle.min.js"></script>
     <script src="@Url.Content("~/web_atakanozbancom/assets/js/paste-upload.js")"></script>
 </body>

Views/admin/affiliatelinkget.cshtml

@@ -19,7 +19,10 @@
         <label class="text-white">Current Logo</label><br />
         <img id="logoPreview" src="@Model.existingImage" alt="@Model.TitleEN" style="@(string.IsNullOrWhiteSpace(Model.existingImage) ? "display:none;" : "")width:64px;height:64px;object-fit:contain;background:#fff;border-radius:6px;padding:4px;" />
         <input id="logoFile" type="file" name="logoFile" class="form-control bg-dark text-white mt-2" accept="image/*" />
-        <small class="text-muted">Leave empty to keep the current logo. You can also paste (Ctrl+V) an image directly.</small>
+        <button type="button" class="btn btn-outline-light btn-sm mt-2" onclick="PasteImageModal.open('#logoFile', '#logoPreview')">
+            <i class="fa-solid fa-paste me-1"></i>Paste image
+        </button>
+        <small class="text-muted d-block mt-1">Leave empty to keep the current logo.</small>
     </div>
 
     <div class="mb-3">
@@ -56,7 +59,3 @@
 
     <button class="btn btn-success">Save</button>
 }
-
-<script>
-    enablePasteUpload('#logoFile', '#logoPreview');
-</script>

Views/admin/myprojectsget.cshtml

@@ -100,9 +100,11 @@ else
     <!-- FILE UPLOAD -->
     <div id="fileWrap" class="mb-2">
         <label class="text-white">Upload</label>
-        <img id="mediaFilePreview" style="display:none;max-width:160px;max-height:120px;object-fit:contain;background:#fff;border-radius:6px;padding:4px;" class="mb-2 d-block" />
         <input id="mediaFile" type="file" name="mediaFile" class="form-control bg-dark text-white" />
-        <small class="text-muted">Upload image/document files. You can also paste (Ctrl+V) an image directly.</small>
+        <button type="button" class="btn btn-outline-light btn-sm mt-2" onclick="PasteImageModal.open('#mediaFile')">
+            <i class="fa-solid fa-paste me-1"></i>Paste image
+        </button>
+        <small class="text-muted d-block mt-1">Upload image/document files.</small>
     </div>
 
     <div class="mb-3">
@@ -137,7 +139,5 @@ else
     sel.addEventListener("change", sync);
     sync();
 })();
-
-enablePasteUpload('#mediaFile', '#mediaFilePreview');
 </script>
 

Views/admin/newaffiliatepost.cshtml

@@ -14,9 +14,12 @@
 
     <div class="mb-3">
         <label class="text-white">Logo</label>
-        <img id="logoPreview" style="display:none;width:64px;height:64px;object-fit:contain;background:#fff;border-radius:6px;padding:4px;" class="mb-2" />
+        <img id="logoPreview" style="display:none;width:64px;height:64px;object-fit:contain;background:#fff;border-radius:6px;padding:4px;" class="mb-2 d-block" />
         <input id="logoFile" type="file" name="logoFile" class="form-control bg-dark text-white" accept="image/*" />
-        <small class="text-muted">PNG, JPG, WEBP or GIF. You can also paste (Ctrl+V) an image directly.</small>
+        <button type="button" class="btn btn-outline-light btn-sm mt-2" onclick="PasteImageModal.open('#logoFile', '#logoPreview')">
+            <i class="fa-solid fa-paste me-1"></i>Paste image
+        </button>
+        <small class="text-muted d-block mt-1">PNG, JPG, WEBP or GIF.</small>
     </div>
 
     <div class="mb-3">
@@ -54,7 +57,3 @@
 
     <button class="btn btn-success">Save</button>
 }
-
-<script>
-    enablePasteUpload('#logoFile', '#logoPreview');
-</script>

Views/admin/newmppost.cshtml

@@ -100,9 +100,11 @@ else
     <!-- FILE UPLOAD -->
     <div id="fileWrap" class="mb-2">
         <label class="text-white">Upload</label>
-        <img id="mediaFilePreview" style="display:none;max-width:160px;max-height:120px;object-fit:contain;background:#fff;border-radius:6px;padding:4px;" class="mb-2 d-block" />
         <input id="mediaFile" type="file" name="mediaFile" class="form-control bg-dark text-white" />
-        <small class="text-muted">Upload image/document files. You can also paste (Ctrl+V) an image directly.</small>
+        <button type="button" class="btn btn-outline-light btn-sm mt-2" onclick="PasteImageModal.open('#mediaFile')">
+            <i class="fa-solid fa-paste me-1"></i>Paste image
+        </button>
+        <small class="text-muted d-block mt-1">Upload image/document files.</small>
     </div>
 
     <div class="mb-3">
@@ -136,5 +138,4 @@ else
     sel.addEventListener("change", sync);
     sync();
 })();
-
+</script>
-enablePasteUpload('#mediaFile', '#mediaFilePreview');</script>

Views/admin/wallpaper.cshtml

@@ -21,7 +21,10 @@
         <label class="text-white">New wallpaper image</label>
         <img id="wallpaperPreview" style="display:none;max-width:100%;max-height:300px;border-radius:8px;" class="mb-2 d-block" />
         <input id="wallpaperFile" type="file" name="wallpaperFile" class="form-control bg-dark text-white" accept="image/*" />
-        <small class="text-muted">PNG, JPG, WEBP or GIF. You can also paste (Ctrl+V) an image directly.</small>
+        <button type="button" class="btn btn-outline-light btn-sm mt-2" onclick="PasteImageModal.open('#wallpaperFile', '#wallpaperPreview')">
+            <i class="fa-solid fa-paste me-1"></i>Paste image
+        </button>
+        <small class="text-muted d-block mt-1">PNG, JPG, WEBP or GIF.</small>
     </div>
 
     <button class="btn btn-success">Upload New Wallpaper</button>
@@ -32,7 +35,3 @@
     @Html.AntiForgeryToken()
     <button type="submit" class="btn btn-secondary mt-2">Reset to Default</button>
 }
-
-<script>
-    enablePasteUpload('#wallpaperFile', '#wallpaperPreview');
-</script>

web_atakanozbancom/assets/js/paste-upload.js

@@ -1,8 +1,24 @@
-function enablePasteUpload(inputSelector, previewSelector) {
+var PasteImageModal = (function () {
-    var input = document.querySelector(inputSelector);
+    var bsModal, targetEl, previewEl, defaultText;
-    if (!input) return;
+    var currentInputSelector, currentPreviewSelector;
 
-    document.addEventListener('paste', function (e) {
+    function init() {
+        var modalEl = document.getElementById('pasteImageModal');
+        if (!modalEl || typeof bootstrap === 'undefined') return false;
+
+        targetEl = document.getElementById('pasteImageTarget');
+        previewEl = document.getElementById('pasteImageModalPreview');
+        defaultText = targetEl.textContent;
+        bsModal = new bootstrap.Modal(modalEl);
+
+        modalEl.addEventListener('shown.bs.modal', function () {
+            targetEl.textContent = defaultText;
+            previewEl.style.display = 'none';
+            previewEl.removeAttribute('src');
+            targetEl.focus();
+        });
+
+        targetEl.addEventListener('paste', function (e) {
             var clipboard = e.clipboardData || window.clipboardData;
             var items = clipboard ? clipboard.items : null;
             if (!items) return;
@@ -10,28 +26,50 @@ function enablePasteUpload(inputSelector, previewSelector) {
             for (var i = 0; i < items.length; i++) {
                 var item = items[i];
                 if (item.kind === 'file' && item.type.indexOf('image/') === 0) {
+                    e.preventDefault();
+
                     var blob = item.getAsFile();
                     if (!blob) continue;
 
                     var ext = (blob.type.split('/')[1] || 'png').toLowerCase();
                     var pastedFile = new File([blob], 'pasted-image-' + Date.now() + '.' + ext, { type: blob.type });
 
+                    var input = document.querySelector(currentInputSelector);
+                    if (input) {
                         var dt = new DataTransfer();
                         dt.items.add(pastedFile);
                         input.files = dt.files;
                         input.dispatchEvent(new Event('change', { bubbles: true }));
+                    }
 
-                if (previewSelector) {
+                    var url = URL.createObjectURL(pastedFile);
-                    var preview = document.querySelector(previewSelector);
+                    previewEl.src = url;
-                    if (preview) {
+                    previewEl.style.display = '';
-                        preview.src = URL.createObjectURL(pastedFile);
+                    targetEl.textContent = 'Image pasted!';
-                        preview.style.display = '';
+
+                    if (currentPreviewSelector) {
+                        var extPreview = document.querySelector(currentPreviewSelector);
+                        if (extPreview) {
+                            extPreview.src = url;
+                            extPreview.style.display = '';
                         }
                     }
 
-                e.preventDefault();
+                    setTimeout(function () { bsModal.hide(); }, 400);
                     break;
                 }
             }
         });
+
+        return true;
     }
+
+    function open(inputSelector, previewSelector) {
+        if (!bsModal && !init()) return;
+        currentInputSelector = inputSelector;
+        currentPreviewSelector = previewSelector || null;
+        bsModal.show();
+    }
+
+    return { open: open };
+})();