AI insights: UK dates, GBP, remove rate parity section

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/jobs/ai_insights.py

@@ -186,6 +186,17 @@ async def gather_competitor_data(db: AsyncSession, days: int = 14) -> Dict[str,
     }
 
 
+def _fmt_date(d: str) -> str:
+    """Convert YYYY-MM-DD to DD/MM/YYYY for UK display."""
+    try:
+        parts = str(d).split('-')
+        if len(parts) == 3:
+            return f"{parts[2]}/{parts[1]}/{parts[0]}"
+    except Exception:
+        pass
+    return str(d)
+
+
 def build_prompt(
     occupancy: List[Dict],
     revenue: List[Dict],
@@ -195,9 +206,10 @@ def build_prompt(
     """Build system and user prompts from gathered data. Returns (system_msg, user_msg)."""
 
     system_msg = (
-        "You are an AI assistant for a hotel revenue manager. Analyze the data below and provide "
+        "You are an AI assistant for a hotel revenue manager in the UK. Analyze the data below and provide "
         "a concise daily briefing (3-5 bullet points). Focus on: occupancy trends, pace vs prior "
-        "year, pricing opportunities, rate parity issues, and anything unusual requiring attention. "
+        "year, pricing opportunities, and anything unusual requiring attention. "
+        "Use UK date format (DD/MM/YYYY) and GBP (£) for all monetary values. "
         "Be specific with numbers and dates. Keep it actionable — no fluff or generic advice."
     )
 
@@ -223,7 +235,7 @@ def build_prompt(
             pace_str = f"{pace:+.0f}%" if pace is not None else "-"
             bud_str = f"{budget_val:.0f}%" if budget_val is not None else "-"
 
-            lines.append(f"{d} | {dow} | {otb_str} | {fc_str} | {py_str} | {pace_str} | {bud_str}")
+            lines.append(f"{_fmt_date(d)} | {dow} | {otb_str} | {fc_str} | {py_str} | {pace_str} | {bud_str}")
         lines.append("")
 
     # Revenue summary
@@ -235,9 +247,9 @@ def build_prompt(
         total_lost = sum(fc.get('lost_potential', 0) or 0 for fc in revenue)
 
         lines.append("## Revenue Signals")
-        lines.append(f"14-day forecast: ${total_forecast:,.0f} | OTB: ${total_otb:,.0f} | PY: ${total_py:,.0f}")
+        lines.append(f"14-day forecast: £{total_forecast:,.0f} | OTB: £{total_otb:,.0f} | PY: £{total_py:,.0f}")
         if opportunity_days > 0:
-            lines.append(f"Pricing opportunity days: {opportunity_days} | Total lost potential: ${total_lost:,.0f}")
+            lines.append(f"Pricing opportunity days: {opportunity_days} | Total lost potential: £{total_lost:,.0f}")
         lines.append("")
 
     # Competitor rates section
@@ -255,32 +267,16 @@ def build_prompt(
             own = own_booking.get(d, {})
             comp = comp_rates.get(d, {})
 
-            rack_str = f"${rack:.0f}" if rack else "-"
+            rack_str = f"£{rack:.0f}" if rack else "-"
-            own_str = f"${own['rate']:.0f}" if own.get('rate') else "-"
+            own_str = f"£{own['rate']:.0f}" if own.get('rate') else "-"
-            comp_str = f"${comp['rate']:.0f}" if comp.get('rate') else "-"
+            comp_str = f"£{comp['rate']:.0f}" if comp.get('rate') else "-"
             comp_name = comp.get('name', '-')
 
             note = ""
             if own.get('rate') and comp.get('rate') and own['rate'] < comp['rate']:
                 note = " <- cheapest on B.com"
 
-            lines.append(f"{d} | {rack_str} | {own_str} | {comp_str} | {comp_name}{note}")
+            lines.append(f"{_fmt_date(d)} | {rack_str} | {own_str} | {comp_str} | {comp_name}{note}")
-        lines.append("")
-
-    # Rate parity flags
-    parity_flags = []
-    for d in sorted(rack_rates.keys()):
-        rack = rack_rates.get(d)
-        own = own_booking.get(d, {})
-        if rack and own.get('rate') and rack > 0:
-            delta_pct = ((own['rate'] - rack) / rack) * 100
-            if abs(delta_pct) > 5:
-                parity_flags.append(f"{d}: Rack ${rack:.0f} vs B.com ${own['rate']:.0f} ({delta_pct:+.1f}%)")
-
-    if parity_flags:
-        lines.append("## Rate Parity Flags (own rack vs own Booking.com, >5% delta)")
-        for flag in parity_flags:
-            lines.append(flag)
         lines.append("")
 
     user_msg = "\n".join(lines)
@@ -397,10 +393,6 @@ async def generate_insight(db: AsyncSession, triggered_by: str = "scheduler") ->
         "occupancy_days": len(occupancy),
         "revenue_days": len(revenue),
         "competitor_dates": len(competitor.get('own_booking', {})),
-        "parity_flags": sum(1 for d in competitor.get('rack', {})
-                           if competitor.get('own_booking', {}).get(d, {}).get('rate')
-                           and competitor['rack'].get(d)
-                           and abs((competitor['own_booking'][d]['rate'] - competitor['rack'][d]) / competitor['rack'][d] * 100) > 5),
         "prompt_preview": user_msg[:500],
     }