From d77362a54e9b48cc3d78eb699514a7b520e244ad Mon Sep 17 00:00:00 2001
From: Étienne Loks <etienne.loks@iggdrasil.net>
Date: Mon, 28 Apr 2025 12:50:22 +0200
Subject: 🐛 old import list: fix pagination (refs #6268)
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---
 .../templates/ishtar/blocks/pagination.html        |  5 +++
 ishtar_common/templates/ishtar/import_list.html    |  8 ++---
 ishtar_common/views.py                             | 37 +++++++++++++++++++++-
 3 files changed, 44 insertions(+), 6 deletions(-)
 create mode 100644 ishtar_common/templates/ishtar/blocks/pagination.html

(limited to 'ishtar_common')

diff --git a/ishtar_common/templates/ishtar/blocks/pagination.html b/ishtar_common/templates/ishtar/blocks/pagination.html
new file mode 100644
index 000000000..cbb77906c
--- /dev/null
+++ b/ishtar_common/templates/ishtar/blocks/pagination.html
@@ -0,0 +1,5 @@
+<ul>
+    {% for page_n in page_range %}<li class="paginate_button page-item{% if page_n == '...' %} disabled{% endif %}{% if current_page == page_n %} active{% endif %}">
+    <a href="{% if page_n == '...' %}#{% else %}?page={{page_n}}{% endif %}" tabindex="0" class="page-link">{{page_n}}</a>
+  </li>{% endfor %}
+</ul>
diff --git a/ishtar_common/templates/ishtar/import_list.html b/ishtar_common/templates/ishtar/import_list.html
index ca3edef4b..c3804d834 100644
--- a/ishtar_common/templates/ishtar/import_list.html
+++ b/ishtar_common/templates/ishtar/import_list.html
@@ -30,11 +30,9 @@
 
 {% if current_page %}
 <div class='dataTables_wrapper'>
-  <div class='dataTables_paginate'><ul>
-    {% for page_n in page_range %}<li class="paginate_button page-item{% if page_n == '...' or page_n == current_page %} disabled{% endif %}">
-    <a href="{% if page_n == '...' or page_n == current_page %}#{% else %}?page={{page_n}}{% endif %}" tabindex="0" class="page-link">{{page_n}}</a>
-  </li>{% endfor %}
-  </ul></div>
+  <div class='dataTables_paginate'>
+      {% include "ishtar/blocks/pagination.html" %}
+  </div>
 </div>
 {% endif %}
 
diff --git a/ishtar_common/views.py b/ishtar_common/views.py
index 7e0c01cd8..a2e6658dd 100644
--- a/ishtar_common/views.py
+++ b/ishtar_common/views.py
@@ -1826,11 +1826,46 @@ class ImportListView(IshtarMixin, LoginRequiredMixin, ListView):
                 imprt.unarchive(action)
         return HttpResponseRedirect(reverse(self.current_url))
 
+    def _get_page_range(self):
+        page_range = []
+        # same algo as ishtar_common/static/js/ishtar.js render_gallery
+        # TODO: harmonization...
+
+        page_range.append(_("Previous"))
+        page_total = (self.imports_len // self.page_step) + 1
+        page_range.append(1)
+        if self.current_page < 5:
+            for idx_page in range(2, 6):
+                if idx_page > page_total:
+                    break
+                page_range.append(idx_page)
+            if page_total > 5:
+                page_range.append("...")
+                page_range.append(page_total)
+        else:
+            page_range.append("...")
+            if page_total > (self.current_page - 2):
+                page_range.append(self.current_page - 3)
+            if page_total > (self.current_page - 3):
+                page_range.append(self.current_page - 2)
+            page_range.append(self.current_page - 1)
+            page_range.append(self.current_page)
+            if page_total > self.current_page:
+                page_range.append(self.current_page + 1)
+            if page_total < (self.current_page + 3):
+                for idx_page in range(self.current_page + 2, page_total + 1):
+                    page_range.append(idx_page)
+            else:
+                page_range.append("...")
+                page_range.append(page_total)
+        page_range.append(_("Next"))
+        return page_range
+
     def get_context_data(self, **kwargs):
         dct = super().get_context_data(**kwargs)
         if self.imports_len > self.page_step and self.pagination:
             dct["current_page"] = self.current_page
-            dct["page_range"] = (n + 1 for n in range(self.page_number))
+            dct["page_range"] = self._get_page_range()
         add_import_perm = self.request.user.ishtaruser.has_right("add_import", session=self.request.session)
         import_type_table = models.ImporterType.objects.filter(available=True, is_import=True, type='tab')
         import_type_gis = models.ImporterType.objects.filter(available=True, is_import=True, type='gis')
-- 
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