Add prior adjustments summary to worker display and enhance data attributes

rota_generator/shifts.py

@@ -4898,10 +4898,35 @@ class RotaBuilder(object):
                             sun_count += 1
                             break
             # Small HTML summary to be inserted inside the worker td (friendly display)
+            # Build a small adjustments summary from prior allocations (if any)
+            prior_map = {}
+            adjustments_list = []
+            for shift in self.get_shifts():
+                prev = getattr(worker, "previous_shifts", {}) or {}
+                if shift.name in prev:
+                    worked, allocated = prev[shift.name]
+                    try:
+                        adj = float(allocated) - float(worked)
+                    except Exception:
+                        adj = 0.0
+                    prior_map[shift.name] = {"worked": worked, "allocated": allocated, "adjustment": adj}
+                    if adj != 0:
+                        adjustments_list.append(f"{shift.name}:{adj:+g}")
+
+            adjustments_html = ""
+            if adjustments_list:
+                adjustments_html = (
+                    "<div class='worker-adjustments auto-generated' style='margin-top:3px; font-size:0.85em; color:#666;'>"
+                    + "Adjust: "
+                    + ", ".join(adjustments_list)
+                    + "</div>"
+                )
+
             worker_summary_html = (
                 f"<div class='worker-summary auto-generated' style='margin-top:4px; font-size:0.9em; color:#333;'>"
                 f"<span class=\'weekend-sat\'>Sat: <strong>{sat_count}</strong></span>"
                 f" &nbsp; <span class=\'weekend-sun\'>Sun: <strong>{sun_count}</strong></span>"
+                f"{adjustments_html}"
                 f"</div>"
             )
 
@@ -4922,6 +4947,7 @@ class RotaBuilder(object):
             data-bank-holiday-extra='{bank_holiday_extra}'
             data-weekend-sat='{weekend_sat}'
             data-weekend-sun='{weekend_sun}'
+            data-previous-shifts='{previous_shifts}'
             data-shift-diff='{shift_diff}'
             data-shift-diff-summed='{shift_diff_summed}'
             >
@@ -4944,6 +4970,7 @@ class RotaBuilder(object):
                 weekend_sat=sat_count,
                 weekend_sun=sun_count,
                 worker_summary_html=worker_summary_html,
+                previous_shifts=json.dumps(prior_map),
                 pair=worker.pair,
                 shift_balance_extra=json.dumps(worker.shift_balance_extra),
                 shift_diff=json.dumps(shift_diff_dict),