refactor(centralui): SiteCallsReport adopts KeysetPager + DateTimeRangeFilter + tokenized backdrop (T35f)

src/ZB.MOM.WW.ScadaBridge.CentralUI/Components/Pages/SiteCalls/SiteCallsReport.razor

@@ -74,14 +74,9 @@
                            @bind="_nodeFilter" />
                 </div>
                 <div class="col-auto">
-                    <label class="form-label small mb-1" for="sc-from">From</label>
+                    <DateTimeRangeFilter From="_fromFilter" FromChanged="(v => _fromFilter = v)"
-                    <input id="sc-from" type="datetime-local" class="form-control form-control-sm"
+                                         To="_toFilter" ToChanged="(v => _toFilter = v)"
-                           @bind="_fromFilter" />
+                                         IdPrefix="sc" />
-                </div>
-                <div class="col-auto">
-                    <label class="form-label small mb-1" for="sc-to">To</label>
-                    <input id="sc-to" type="datetime-local" class="form-control form-control-sm"
-                           @bind="_toFilter" />
                 </div>
                 <div class="col">
                     <label class="form-label small mb-1" for="sc-search">Target keyword</label>
@@ -215,23 +210,18 @@
 
         @* Keyset paging — the Task 4 query response carries a (CreatedAtUtc, Id)
            cursor rather than page numbers, so we keep a stack of cursors to step
-           backwards and the response's NextAfter* cursor to step forwards. *@
+           backwards and the response's NextAfter* cursor to step forwards. All
-        <div class="d-flex justify-content-between align-items-center">
+           cursor logic stays in this code-behind; KeysetPager is presentational.
-            <span class="text-muted small">
+           No "of N" total: keyset paging has no cheap total-count, so the label is
-                @* No "of N" total: keyset paging has no cheap total-count, so
+           intentionally page-number-only. Do not "fix" this by adding a total —
-                   the label is intentionally page-number-only. Do not "fix"
+           that would require a COUNT(*). *@
-                   this by adding a total — that would require a COUNT(*). *@
+        <KeysetPager PageNumber="@(_cursorStack.Count + 1)"
-                Page @(_cursorStack.Count + 1) · @_siteCalls.Count rows
+                     RowCount="_siteCalls.Count"
-            </span>
+                     CanGoBack="@(_cursorStack.Count > 0)"
-            <div>
+                     HasNextPage="@(_nextCursor is not null)"
-                <button class="btn btn-outline-secondary btn-sm me-1"
+                     Disabled="_loading"
-                        @onclick="PrevPage" disabled="@(_cursorStack.Count == 0 || _loading)"
+                     OnPrevious="PrevPage"
-                        data-test="site-calls-prev">Previous</button>
+                     OnNext="NextPage" />
-                <button class="btn btn-outline-secondary btn-sm"
-                        @onclick="NextPage" disabled="@(!HasNextPage || _loading)"
-                        data-test="site-calls-next">Next</button>
-            </div>
-        </div>
     }
 
     @* ── Trends (K14: collapsible KPI-history charts) ──
@@ -292,7 +282,7 @@
 @if (_detailSiteCall != null)
 {
     var d = _detailSiteCall;
-    <div class="modal show d-block" tabindex="-1" style="background: rgba(0,0,0,0.4);"
+    <div class="modal show d-block sb-modal-backdrop" tabindex="-1"
          @onclick="CloseDetail">
         <div class="modal-dialog modal-dialog-scrollable modal-lg" @onclick:stopPropagation="true">
             <div class="modal-content">

tests/ZB.MOM.WW.ScadaBridge.CentralUI.Tests/Pages/SiteCallsReportPageTests.cs

@@ -307,9 +307,9 @@ public class SiteCallsReportPageTests : BunitContext
         var cut = Render<SiteCallsReportPage>();
         cut.WaitForState(() => cut.Markup.Contains("ERP.GetOrder"));
 
-        var next = cut.Find("[data-test='site-calls-next']");
+        var next = cut.Find("[data-test='keyset-next']");
         Assert.True(next.HasAttribute("disabled"));
-        var prev = cut.Find("[data-test='site-calls-prev']");
+        var prev = cut.Find("[data-test='keyset-prev']");
         Assert.True(prev.HasAttribute("disabled"));
     }
 
@@ -338,7 +338,7 @@ public class SiteCallsReportPageTests : BunitContext
         var cut = Render<SiteCallsReportPage>();
         cut.WaitForState(() => cut.Markup.Contains("ERP.Op0"));
 
-        var next = cut.Find("[data-test='site-calls-next']");
+        var next = cut.Find("[data-test='keyset-next']");
         Assert.False(next.HasAttribute("disabled"));
 
         next.Click();
@@ -381,7 +381,7 @@ public class SiteCallsReportPageTests : BunitContext
         cut.WaitForState(() => cut.Markup.Contains("ERP.Op0"));
 
         // Step forward — query 2 carries the keyset cursor.
-        var next = cut.Find("[data-test='site-calls-next']");
+        var next = cut.Find("[data-test='keyset-next']");
         next.Click();
         cut.WaitForAssertion(() =>
         {
@@ -390,7 +390,7 @@ public class SiteCallsReportPageTests : BunitContext
         });
 
         // Previous is now live (the back-stack has one entry); click it.
-        var prev = cut.Find("[data-test='site-calls-prev']");
+        var prev = cut.Find("[data-test='keyset-prev']");
         Assert.False(prev.HasAttribute("disabled"));
         prev.Click();
 
@@ -402,7 +402,7 @@ public class SiteCallsReportPageTests : BunitContext
             Assert.Null(_queryRequests[2].AfterCreatedAtUtc);
             Assert.Null(_queryRequests[2].AfterId);
             // Back on page 1, the back-stack is empty again so Previous re-disables.
-            Assert.True(cut.Find("[data-test='site-calls-prev']").HasAttribute("disabled"));
+            Assert.True(cut.Find("[data-test='keyset-prev']").HasAttribute("disabled"));
         });
     }