task/CDD 1379 page previews

cms/common/models.py

@@ -53,11 +53,6 @@ class CommonPage(UKHSAPage):
 
     objects = CommonPageManager()
 
-    @classmethod
-    def is_previewable(cls) -> bool:
-        """Returns False. Since this is a headless CMS the preview panel is not supported"""
-        return False
-
 
 class CommonPageRelatedLink(UKHSAPageRelatedLink):
     page = ParentalKey(

cms/composite/models.py

@@ -86,11 +86,6 @@ class CompositePage(UKHSAPage):
 
     objects = CompositePageManager()
 
-    @classmethod
-    def is_previewable(cls) -> bool:
-        """Returns False. Since this is a headless CMS the preview panel is not supported"""
-        return False
-
     @property
     def last_updated_at(self) -> datetime.datetime:
         """Takes the most recent update of this page and any of its children

cms/dashboard/models.py

@@ -1,5 +1,6 @@
 import datetime
 from decimal import Decimal
+from typing import override
 
 from django.core.exceptions import ValidationError
 from django.core.validators import MaxValueValidator, MinValueValidator
@@ -52,6 +53,13 @@ class UKHSAPage(Page):
 
     """
 
+    # Overridable setting for disabling previews
+    # on derived UKHSAPage objects.
+    # When disabled, the CMS will not allow page previews.
+    # Page previews allow the user to view draft content
+    # and pre-release, "embargoed" data.
+    custom_preview_enabled: bool = True
+
     body = RichTextField(features=AVAILABLE_RICH_TEXT_FEATURES)
     seo_change_frequency = models.IntegerField(
         verbose_name="SEO change frequency",
@@ -107,6 +115,11 @@ class UKHSAPage(Page):
     class Meta:
         abstract = True
 
+    @override
+    def is_previewable(self) -> bool:
+        """Disable built-in Wagtail preview for all headless dashboard pages."""
+        return False
+
     def _raise_error_if_slug_not_unique(self) -> None:
         """Compares the provided slug against all pages to confirm the slug's `uniqueness`
             this is against all pages and not just siblings, which is the default behavior of wagtail.

cms/dashboard/serializers.py

@@ -1,41 +1,7 @@
-from collections import OrderedDict
-
-from rest_framework import serializers
 from wagtail.api.v2.views import PageSerializer
-from wagtail.models import Page
 
 from cms.dashboard.fields import ListablePageParentField
 
-PAGE_HAS_NO_DRAFTS = (
-    "Page has no unpublished changes. Use the `api/pages/` for live pages instead."
-)
-
-
-class CMSDraftPagesSerializer(PageSerializer):
-    class Meta:
-        model = Page
-        fields = "__all__"
-
-    def to_representation(self, instance: Page) -> OrderedDict:
-        """Provides a representation of the serialized instance
-
-        Notes:
-            This provides some additional logic to ensure
-            the `instance` being serialized has unpublished changes.
-            If not, then the serializer is invalidated
-
-        Args:
-            instance: The `Page` model being serialized
-
-        Returns:
-            A dict representation of the serialized instance
-
-        """
-        if not instance.has_unpublished_changes:
-            raise serializers.ValidationError({"error_message": PAGE_HAS_NO_DRAFTS})
-
-        return super().to_representation(instance=instance)
-
 
 class ListablePageSerializer(PageSerializer):
     parent = ListablePageParentField(read_only=True)

cms/dashboard/static/css/embargo_time_picker.css

@@ -0,0 +1,220 @@
+#embargo-time-modal {
+    padding: 0;
+    border: 0;
+    background: transparent;
+    z-index: 9999;
+    max-width: none;
+    max-height: none;
+    width: 100vw;
+    height: 100vh;
+}
+
+#embargo-time-modal[open] {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+#embargo-time-modal::backdrop {
+    background: rgba(0, 0, 0, 0.3);
+}
+
+.embargo-modal-content {
+    background: #fff;
+    padding: 2em;
+    border-radius: 8px;
+    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
+    min-width: 300px;
+}
+
+.embargo-modal-title {
+    margin: 0 0 1em 0;
+    font-size: 1.19em;
+    font-weight: 700;
+    color: #111;
+}
+
+.embargo-modal-buttons {
+    display: flex;
+    gap: 0.5em;
+    margin-top: 1.5em;
+}
+
+.embargo-modal-content .embargo-modal-btn {
+    margin: 0.5em 0.5em 0 0;
+    font-size: 0.85em;
+    padding: 0.3em 1.1em;
+    height: 2.1em;
+    line-height: 1.2;
+    min-width: 0;
+}
+
+.embargo-modal-content .embargo-modal-btn:disabled {
+    opacity: 0.5;
+    cursor: not-allowed;
+}
+
+/* Fix flatpickr header clipping and reduce calendar size */
+.flatpickr-calendar .flatpickr-months {
+    font-size: 0.95em;
+    min-height: 38px;
+    overflow: visible !important;
+    margin-bottom: 10px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 2px;
+}
+
+.flatpickr-calendar .flatpickr-month {
+    padding: 0 0 8px;
+    overflow: visible;
+    flex: 1;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.flatpickr-calendar .flatpickr-current-month {
+    font-size: 0.95em;
+    padding: 0 2px 2px;
+    overflow: visible;
+    position: static;
+    left: auto;
+    width: auto;
+    display: flex !important;
+    flex-direction: row !important;
+    align-items: center !important;
+    justify-content: center !important;
+    gap: 10px;
+    flex-wrap: nowrap !important;
+    white-space: nowrap;
+}
+
+.flatpickr-calendar .embargo-nav-row {
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    gap: 6px;
+    white-space: nowrap;
+}
+
+.flatpickr-calendar .embargo-custom-nav {
+    display: grid;
+    align-items: center;
+    justify-content: stretch;
+    gap: 6px;
+    width: 100%;
+    margin-bottom: 8px;
+    white-space: nowrap;
+}
+
+.flatpickr-calendar .embargo-custom-nav-group {
+    display: inline-flex;
+    align-items: center;
+    gap: 4px;
+    flex: 0 0 auto;
+}
+
+.flatpickr-calendar .embargo-nav-btn {
+    border: 0;
+    background: transparent;
+    color: #111;
+    cursor: pointer;
+    font-size: 1em;
+    line-height: 1;
+    padding: 0 4px;
+    height: 1.8em;
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.flatpickr-calendar .embargo-nav-btn:hover {
+    color: #0b57d0;
+}
+
+.flatpickr-calendar .embargo-nav-label {
+    min-width: 8em;
+    text-align: center;
+    line-height: 1.8em;
+    color: #111;
+    font-weight: 600;
+}
+
+.flatpickr-calendar .flatpickr-monthDropdown-months {
+    font-size: 0.95em;
+    padding: 0 2px;
+    margin: 0;
+    height: 1.8em;
+}
+
+.flatpickr-calendar .embargo-month-display {
+    min-width: 6.4em;
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    flex: 0 0 auto;
+    height: 1.8em;
+    text-align: center;
+    line-height: 1.8em;
+}
+
+.flatpickr-calendar .numInputWrapper {
+    overflow: visible;
+    padding-bottom: 8px;
+}
+
+.flatpickr-calendar .numInput.cur-year {
+    font-size: 0.95em;
+    width: 3.5em;
+    height: auto;
+    line-height: 1.2;
+    padding-bottom: 0;
+}
+
+.flatpickr-calendar .embargo-year-controls {
+    display: inline-flex !important;
+    align-items: center !important;
+    flex-wrap: nowrap !important;
+    flex: 0 0 auto;
+    gap: 3px;
+    margin: 0;
+    position: static;
+}
+
+.flatpickr-calendar .embargo-year-btn {
+    border: 1px solid #d9d9d9;
+    background: #fff;
+    border-radius: 4px;
+    width: 1.8em;
+    height: 1.8em;
+    line-height: 1;
+    padding: 0;
+    cursor: pointer;
+}
+
+.flatpickr-calendar .embargo-year-btn:hover {
+    background: #f5f5f5;
+}
+
+.flatpickr-calendar .embargo-year-display {
+    min-width: 2.6em;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    height: 1.8em;
+    text-align: center;
+    line-height: 1.8em;
+}
+
+.flatpickr-calendar .arrowUp,
+.flatpickr-calendar .arrowDown {
+    height: 0.7em;
+}
+
+.flatpickr-calendar .flatpickr-prev-month,
+.flatpickr-calendar .flatpickr-next-month {
+    display: none !important;
+}
+