From cae411eae720263b641b93c586d743cbf5706590 Mon Sep 17 00:00:00 2001
From: jtricerolph <info@tricerolph.com>
Date: Mon, 20 Jul 2026 14:22:00 +0000
Subject: [PATCH] Add Fill F&B from last 7 days button to worksheet toolbar

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 frontend/src/pages/DirectorsForecast.tsx | 29 +++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/frontend/src/pages/DirectorsForecast.tsx b/frontend/src/pages/DirectorsForecast.tsx
index d7155e0e..67610afe 100644
--- a/frontend/src/pages/DirectorsForecast.tsx
+++ b/frontend/src/pages/DirectorsForecast.tsx
@@ -1,5 +1,5 @@
 import { useCallback, useEffect, useState } from 'react'
-import { Save, RefreshCw, Camera, Trash2, Printer } from 'lucide-react'
+import { Save, RefreshCw, Camera, Trash2, Printer, Repeat2 } from 'lucide-react'
 import { useAuth } from '../components/AuthGate'
 import { dfGetWorksheet, dfSaveWorksheet, dfGetReport, dfSaveSnapshot, dfDeleteSnapshot } from '../api'
 import type { WorksheetDay, WorksheetData, ForecastReportData, ForecastSnapshot } from '../types'
@@ -81,6 +81,28 @@ function WorksheetTab({ year, month }: { year: number; month: number }) {
     setDirty(true)
   }
 
+  function fillFnBFromLast7() {
+    if (!data) return
+    const last7 = data.days
+      .filter(d => d.is_past && (d.actual_dry != null || d.actual_wet != null))
+      .slice(-7)
+    if (!last7.length) return
+    setOverrides(prev => {
+      const next = { ...prev }
+      const futureDays = data.days.filter(d => !d.is_past)
+      futureDays.forEach((day, i) => {
+        const src = last7[i % last7.length]
+        next[day.date] = {
+          ...next[day.date],
+          dry_override: String(src.actual_dry ?? src.forecast_dry ?? ''),
+          wet_override: String(src.actual_wet ?? src.forecast_wet ?? ''),
+        }
+      })
+      return next
+    })
+    setDirty(true)
+  }
+
   async function handleSave() {
     if (!canEdit) return
     setSaving(true)
@@ -147,6 +169,11 @@ function WorksheetTab({ year, month }: { year: number; month: number }) {
           <button className="btn-icon df-btn-icon" onClick={load} title="Refresh">
             <RefreshCw size={13} strokeWidth={1.75} />
           </button>
+          {canEdit && (
+            <button className="btn-icon df-btn-icon" onClick={fillFnBFromLast7} title="Fill F&B from last 7 days">
+              <Repeat2 size={13} strokeWidth={1.75} />
+            </button>
+          )}
           {canEdit && (
             <button className="btn-run df-save-btn" onClick={handleSave} disabled={saving || !dirty}>
               <Save size={13} strokeWidth={1.75} />