first commit

components/feedSack/FeedDailySummaryTable.tsx

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+import React, { useMemo, useRef, useState } from 'react';
+import type { Karung, ManualInput } from '../../types/api.ts';
+import { formatNumber } from '../../utils/format.ts';
+
+type SortOrder = 'asc' | 'desc';
+
+interface FeedDailySummaryTableProps {
+  rows: Karung[];
+  manualRows: ManualInput[];
+  cycleStartDate: string;
+  currentDay: number;
+}
+
+const accuracyOf = (manual: number, iot: number): string => {
+  if (manual === 0 && iot === 0) return '100.0%';
+  if (manual === 0 || iot === 0) return '0.0%';
+  const smaller = Math.min(manual, iot);
+  const larger = Math.max(manual, iot);
+  return `${((smaller / larger) * 100).toFixed(1)}%`;
+};
+
+const accuracyClass = (manual: number, iot: number): string => {
+  if (manual === 0 && iot === 0) return 'text-green-600';
+  if (manual === 0 || iot === 0) return 'text-red-600';
+  const percentage = (Math.min(manual, iot) / Math.max(manual, iot)) * 100;
+  if (percentage >= 95) return 'text-green-600';
+  if (percentage >= 80) return 'text-yellow-600';
+  return 'text-red-600';
+};
+
+const FeedDailySummaryTable: React.FC<FeedDailySummaryTableProps> = ({
+  rows,
+  manualRows,
+  cycleStartDate,
+  currentDay,
+}) => {
+  const [sortOrder, setSortOrder] = useState<SortOrder>('desc');
+
+  const masukRef = useRef<HTMLDivElement>(null);
+  const tuangRef = useRef<HTMLDivElement>(null);
+  const keluarRef = useRef<HTMLDivElement>(null);
+
+  const scrollToSection = (ref: React.RefObject<HTMLDivElement | null>) => {
+    ref.current?.scrollIntoView({ behavior: 'smooth', block: 'start' });
+  };
+
+  const aggregatedData = useMemo(() => {
+    const cycleStart = new Date(`${cycleStartDate}T00:00:00`);
+    const iotByDate = new Map<string, Karung>();
+    for (const row of rows) iotByDate.set(row.date, row);
+    const manualByDate = new Map<string, ManualInput>();
+    for (const row of manualRows) manualByDate.set(row.date, row);
+
+    const result: {
+      day: number;
+      date: Date;
+      dateFormatted: string;
+      iot: Karung | null;
+      manual: ManualInput | null;
+    }[] = [];
+    for (let d = 0; d <= currentDay; d++) {
+      const date = new Date(cycleStart);
+      date.setDate(cycleStart.getDate() + d);
+      const key = `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(2, '0')}-${String(
+        date.getDate()
+      ).padStart(2, '0')}`;
+      result.push({
+        day: d,
+        date,
+        dateFormatted: date.toLocaleDateString('id-ID', {
+          day: 'numeric',
+          month: 'short',
+          year: 'numeric',
+        }),
+        iot: iotByDate.get(key) ?? null,
+        manual: manualByDate.get(key) ?? null,
+      });
+    }
+    return result;
+  }, [rows, manualRows, cycleStartDate, currentDay]);
+
+  const sortedData = useMemo(() => {
+    const sorted = [...aggregatedData].sort((a, b) => a.day - b.day);
+    return sortOrder === 'desc' ? sorted.reverse() : sorted;
+  }, [aggregatedData, sortOrder]);
+
+  if (aggregatedData.length === 0 || (rows.length === 0 && manualRows.length === 0)) {
+    return (
+      <div className="bg-white p-6 rounded-xl shadow-sm">
+        <h2 className="text-xl font-bold mb-4">Rincian Harian Karung IOT</h2>
+        <div className="h-60 flex items-center justify-center">
+          <div className="text-center text-gray-500">
+            <i className="fa-solid fa-table text-5xl text-gray-300 mb-3"></i>
+            <p className="font-medium text-gray-600">Tidak ada data</p>
+            <p className="text-sm text-gray-500 mt-1">
+              Belum ada data karung IOT untuk siklus ini. Sinkronkan lewat tombol Sync hari ini.
+            </p>
+          </div>
+        </div>
+      </div>
+    );
+  }
+
+  const renderBox = (
+    title: string,
+    emoji: string,
+    headerColor: string,
+    manualGetter: (row: ManualInput) => number,
+    iotGetter: (row: Karung) => number,
+    totalGetter: (row: Karung) => number,
+    ref: React.RefObject<HTMLDivElement | null>
+  ) => (
+    <div className="mb-6" ref={ref} style={{ scrollMarginTop: '100px' }}>
+      {/* Header */}
+      <div
+        className="px-6 py-3 rounded-t-xl font-bold text-black text-lg flex items-center gap-2"
+        style={{ backgroundColor: headerColor }}
+      >
+        <span>{emoji}</span>
+        <span>{title}</span>
+      </div>
+
+      {/* Table container with scroll */}
+      <div className="bg-white rounded-b-xl shadow-sm overflow-hidden">
+        <div className="overflow-x-auto" style={{ maxHeight: '600px', overflowY: 'auto' }}>
+          <table className="w-full text-sm">
+            <thead className="bg-gray-50 border-b border-gray-200 sticky top-0 z-10">
+              <tr>
+                <th className="px-4 py-3 text-left font-semibold text-gray-700">Hari</th>
+                <th className="px-4 py-3 text-left font-semibold text-gray-700">Tanggal</th>
+                <th className="px-4 py-2 text-center font-semibold bg-blue-50 text-gray-700">
+                  Manual
+                </th>
+                <th className="px-4 py-2 text-center font-semibold bg-gray-100 text-gray-700">
+                  IOT
+                </th>
+                <th className="px-4 py-2 text-center font-semibold bg-purple-50 text-gray-700">
+                  Akurasi
+                </th>
+                <th className="px-4 py-3 text-center font-semibold text-gray-700">Total</th>
+              </tr>
+            </thead>
+            <tbody className="divide-y divide-gray-100">
+              {sortedData.map((summary) => {
+                const manualValue = summary.manual ? manualGetter(summary.manual) : 0;
+                const iotValue = summary.iot ? iotGetter(summary.iot) : 0;
+                const total = summary.iot ? totalGetter(summary.iot) : null;
+                return (
+                  <tr key={summary.day} className="hover:bg-gray-50 transition-colors">
+                    <td className="px-4 py-3">
+                      <span className="inline-flex items-center justify-center w-8 h-8 rounded-full bg-blue-100 text-blue-800 font-bold text-xs">
+                        {summary.day}
+                      </span>
+                    </td>
+                    <td className="px-4 py-3 text-gray-700">{summary.dateFormatted}</td>
+                    <td className="px-4 py-3 text-center font-semibold text-blue-700">
+                      {formatNumber(manualValue)}
+                    </td>
+                    <td className="px-4 py-3 text-center text-gray-700">
+                      {formatNumber(iotValue)}
+                    </td>
+                    <td
+                      className={`px-4 py-3 text-center text-xs font-medium ${accuracyClass(
+                        manualValue,
+                        iotValue
+                      )}`}
+                    >
+                      {accuracyOf(manualValue, iotValue)}
+                    </td>
+                    <td className="px-4 py-3 text-center text-gray-700">
+                      {total == null ? '-' : formatNumber(total)}
+                    </td>
+                  </tr>
+                );
+              })}
+            </tbody>
+          </table>
+        </div>
+      </div>
+    </div>
+  );
+
+  return (
+    <div className="bg-gray-50 p-6 rounded-xl">
+      {/* Header */}
+      <div className="flex justify-between items-center mb-6">
+        <h2 className="text-2xl font-bold text-gray-800">Rincian Harian Karung IOT</h2>
+        <button
+          onClick={() => setSortOrder((prev) => (prev === 'asc' ? 'desc' : 'asc'))}
+          className="flex items-center gap-2 px-4 py-2 bg-white hover:bg-gray-100 rounded-lg text-sm font-medium shadow-sm transition-colors"
+        >
+          <i
+            className={`fa-solid ${
+              sortOrder === 'asc' ? 'fa-arrow-up-short-wide' : 'fa-arrow-down-short-wide'
+            }`}
+          ></i>
+          <span>{sortOrder === 'asc' ? 'Terlama' : 'Terbaru'}</span>
+        </button>
+      </div>
+
+      {/* Sticky Quick Navigation Bar (Excel-style freeze) */}
+      <div className="sticky top-0 z-20 -mx-6 mb-6 bg-white border-y border-gray-200 shadow-md">
+        <div className="px-6 py-4">
+          <div className="flex gap-2 justify-center">
+            <button
+              onClick={() => scrollToSection(masukRef)}
+              className="flex-1 max-w-xs flex items-center justify-center gap-2 px-6 py-3 bg-green-50 hover:bg-green-100 border-2 border-green-300 text-green-900 rounded-lg font-semibold shadow-sm transition-all hover:shadow-md active:scale-95"
+            >
+              <span className="text-xl">🟢</span>
+              <span>Karung Masuk</span>
+              <i className="fa-solid fa-chevron-down text-xs ml-1"></i>
+            </button>
+            <button
+              onClick={() => scrollToSection(tuangRef)}
+              className="flex-1 max-w-xs flex items-center justify-center gap-2 px-6 py-3 bg-orange-50 hover:bg-orange-100 border-2 border-orange-300 text-orange-900 rounded-lg font-semibold shadow-sm transition-all hover:shadow-md active:scale-95"
+            >
+              <span className="text-xl">🟠</span>
+              <span>Karung Tuang</span>
+              <i className="fa-solid fa-chevron-down text-xs ml-1"></i>
+            </button>
+            <button
+              onClick={() => scrollToSection(keluarRef)}
+              className="flex-1 max-w-xs flex items-center justify-center gap-2 px-6 py-3 bg-red-50 hover:bg-red-100 border-2 border-red-300 text-red-900 rounded-lg font-semibold shadow-sm transition-all hover:shadow-md active:scale-95"
+            >
+              <span className="text-xl">🔴</span>
+              <span>Karung Keluar</span>
+              <i className="fa-solid fa-chevron-down text-xs ml-1"></i>
+            </button>
+          </div>
+        </div>
+      </div>
+
+      {/* Three separate boxes */}
+      {renderBox(
+        'KARUNG MASUK',
+        '🟢',
+        '#86efac',
+        (row) => row.feed_in_manual,
+        (row) => row.in_today,
+        (row) => row.in_total,
+        masukRef
+      )}
+      {renderBox(
+        'KARUNG TUANG',
+        '🟠',
+        '#fdba74',
+        (row) => row.feed_use_manual,
+        (row) => row.feed_use_today,
+        (row) => row.feed_use_total,
+        tuangRef
+      )}
+      {renderBox(
+        'KARUNG KELUAR',
+        '🔴',
+        '#fca5a5',
+        (row) => row.feed_out_manual,
+        (row) => row.out_today,
+        (row) => row.out_total,
+        keluarRef
+      )}
+    </div>
+  );
+};
+
+export default FeedDailySummaryTable;

components/feedSack/FeedSaldoCard.tsx

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+import React, { useMemo } from 'react';
+import type { Karung } from '../../types/api.ts';
+import { formatNumber } from '../../utils/format.ts';
+
+interface FeedSaldoCardProps {
+  latest: Karung | null;
+  cycleStartDate: string;
+  displayDate: string;
+}
+
+const FeedSaldoCard: React.FC<FeedSaldoCardProps> = ({ latest, cycleStartDate, displayDate }) => {
+  const saldoData = useMemo(() => {
+    const inbound = latest?.in_total ?? 0;
+    const feedUse = latest?.feed_use_total ?? 0;
+    const keluar = latest?.out_total ?? 0;
+    const saldo = inbound - feedUse - keluar;
+    return { inbound, feedUse, keluar, saldo };
+  }, [latest]);
+
+  const formatDateRange = useMemo(() => {
+    const formatDate = (iso: string) =>
+      new Intl.DateTimeFormat('id-ID', {
+        day: 'numeric',
+        month: 'long',
+        year: 'numeric',
+      }).format(new Date(`${iso}T00:00:00`));
+    return `${formatDate(cycleStartDate)} - ${formatDate(displayDate)}`;
+  }, [cycleStartDate, displayDate]);
+
+  const getSaldoStatusColor = (saldo: number) => {
+    if (saldo > 0) return 'text-green-600';
+    if (saldo < 0) return 'text-red-600';
+    return 'text-gray-600';
+  };
+
+  return (
+    <div className="bg-gradient-to-br from-blue-50 to-indigo-50 p-6 rounded-xl shadow-sm border-2 border-blue-200">
+      <div className="flex items-center justify-between mb-4">
+        <div className="flex items-center gap-3">
+          <div className="bg-blue-500 text-white p-3 rounded-lg">
+            <i className="fa-solid fa-scale-balanced text-2xl"></i>
+          </div>
+          <div>
+            <h2 className="text-xl font-bold text-gray-800">Saldo Karung IOT</h2>
+            <p className="text-sm text-gray-600">{formatDateRange}</p>
+          </div>
+        </div>
+      </div>
+
+      {/* Saldo Display */}
+      <div className="bg-white rounded-lg p-6 border border-blue-200">
+        <div className="grid grid-cols-1 gap-6 sm:grid-cols-2 lg:grid-cols-4">
+          {/* Karung Masuk */}
+          <div className="text-center">
+            <div className="flex items-center justify-center gap-2 mb-2">
+              <i className="fa-solid fa-arrow-down text-green-600"></i>
+              <p className="text-sm font-semibold text-gray-700">Karung Masuk</p>
+            </div>
+            <p className="text-3xl font-bold text-green-600">{formatNumber(saldoData.inbound)}</p>
+            <p className="text-xs text-gray-400 mt-1">karung</p>
+          </div>
+
+          {/* Karung Dituang (feed use) */}
+          <div className="text-center">
+            <div className="flex items-center justify-center gap-2 mb-2">
+              <i className="fa-solid fa-arrow-up text-orange-600"></i>
+              <p className="text-sm font-semibold text-gray-700">Karung Dituang</p>
+            </div>
+            <p className="text-3xl font-bold text-orange-600">{formatNumber(saldoData.feedUse)}</p>
+            <p className="text-xs text-gray-400 mt-1">karung</p>
+          </div>
+
+          {/* Karung Keluar */}
+          <div className="text-center">
+            <div className="flex items-center justify-center gap-2 mb-2">
+              <i className="fa-solid fa-arrow-right text-red-600"></i>
+              <p className="text-sm font-semibold text-gray-700">Karung Keluar</p>
+            </div>
+            <p className="text-3xl font-bold text-red-600">{formatNumber(saldoData.keluar)}</p>
+            <p className="text-xs text-gray-400 mt-1">karung</p>
+          </div>
+
+          {/* Saldo */}
+          <div className="text-center lg:border-l-2 lg:border-blue-200 lg:pl-6">
+            <div className="flex items-center justify-center gap-2 mb-2">
+              <i className="fa-solid fa-scale-balanced text-blue-600"></i>
+              <p className="text-sm font-semibold text-gray-700">Saldo</p>
+            </div>
+            <p className={`text-4xl font-bold ${getSaldoStatusColor(saldoData.saldo)}`}>
+              {formatNumber(saldoData.saldo)}
+            </p>
+            <p className="text-xs text-gray-400 mt-1">karung</p>
+          </div>
+        </div>
+        <p className="text-xs text-gray-400 mt-4 text-center">
+          Saldo = karung masuk − karung dituang − karung keluar.
+        </p>
+      </div>
+
+      {/* Warning for negative saldo */}
+      {saldoData.saldo < 0 && (
+        <div className="mt-4 bg-yellow-50 border border-yellow-200 rounded-lg p-3 flex items-start gap-2">
+          <i className="fa-solid fa-triangle-exclamation text-yellow-600 mt-0.5"></i>
+          <p className="text-xs text-yellow-800">
+            <strong>Peringatan:</strong> Saldo negatif menunjukkan karung dituang lebih banyak dari
+            karung masuk. Periksa kembali data sinkronisasi karung-web-admin.
+          </p>
+        </div>
+      )}
+    </div>
+  );
+};
+
+export default FeedSaldoCard;

components/feedSack/FeedStats.tsx

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+import React, { useMemo } from 'react';
+import type { Karung, ManualInput } from '../../types/api.ts';
+import { formatNumber } from '../../utils/format.ts';
+
+const StatItem: React.FC<{
+  icon: React.ReactNode;
+  label: string;
+  value: number | null;
+  colorOverride?: string;
+}> = ({ icon, label, value, colorOverride }) => (
+  <div className="border border-gray-200 rounded-lg p-3 hover:border-gray-300 transition-colors">
+    <div className="flex items-start gap-2 mb-3 min-w-0">
+      <div className="text-gray-500">{icon}</div>
+      <p className="min-w-0 truncate text-xs sm:text-sm font-medium text-gray-700" title={label}>
+        {label}
+      </p>
+    </div>
+    <div className="rounded-md bg-gray-50/70 p-3">
+      <p
+        className="text-xl sm:text-2xl font-bold leading-none"
+        style={{ color: colorOverride ?? '#374151' }}
+      >
+        {value == null ? 'N/A' : formatNumber(value)}
+      </p>
+      <p className="text-xs text-gray-400 mt-0.5">karung</p>
+    </div>
+  </div>
+);
+
+interface FeedStatsProps {
+  latest: Karung | null;
+  latestManual: ManualInput | null;
+  cycleStartDate: string;
+  displayDate: string;
+}
+
+const FeedStats: React.FC<FeedStatsProps> = ({
+  latest,
+  latestManual,
+  cycleStartDate,
+  displayDate,
+}) => {
+  const formatDisplayDate = (iso: string) =>
+    new Intl.DateTimeFormat('id-ID', {
+      day: 'numeric',
+      month: 'long',
+      year: 'numeric',
+    }).format(new Date(`${iso}T00:00:00`));
+
+  const todayLabel = useMemo(() => formatDisplayDate(displayDate), [displayDate]);
+
+  const totalCycleLabel = useMemo(() => {
+    const start = new Intl.DateTimeFormat('id-ID', {
+      day: 'numeric',
+      month: 'short',
+    }).format(new Date(`${cycleStartDate}T00:00:00`));
+    const end = new Intl.DateTimeFormat('id-ID', {
+      day: 'numeric',
+      month: 'short',
+    }).format(new Date(`${displayDate}T00:00:00`));
+    return `Total (${start} - ${end})`;
+  }, [cycleStartDate, displayDate]);
+
+  const columns = useMemo(
+    () => [
+      {
+        key: 'masuk',
+        title: 'Karung Masuk',
+        color: '#2563eb',
+        icon: <i className="fa-solid fa-arrow-down text-blue-600"></i>,
+        iotToday: latest?.in_today ?? null,
+        iotTotal: latest?.in_total ?? null,
+        manualToday: latestManual?.feed_in_manual ?? null,
+        manualTotal: latestManual?.feed_in_manual_total ?? null,
+      },
+      {
+        key: 'dituang',
+        title: 'Karung Dituang',
+        color: '#ea580c',
+        icon: <i className="fa-solid fa-arrow-up text-orange-600"></i>,
+        iotToday: latest?.feed_use_today ?? null,
+        iotTotal: latest?.feed_use_total ?? null,
+        manualToday: latestManual?.feed_use_manual ?? null,
+        manualTotal: latestManual?.feed_use_manual_total ?? null,
+      },
+      {
+        key: 'keluar',
+        title: 'Karung Keluar',
+        color: '#dc2626',
+        icon: <i className="fa-solid fa-arrow-right text-red-600"></i>,
+        iotToday: latest?.out_today ?? null,
+        iotTotal: latest?.out_total ?? null,
+        manualToday: latestManual?.feed_out_manual ?? null,
+        manualTotal: latestManual?.feed_out_manual_total ?? null,
+      },
+    ],
+    [latest, latestManual]
+  );
+
+  return (
+    <div className="bg-white p-4 sm:p-6 rounded-xl shadow-sm">
+      <div className="grid grid-cols-1 md:grid-cols-3 gap-4 sm:gap-6">
+        {columns.map((col) => (
+          <div key={col.key}>
+            <h3 className="font-semibold text-sm sm:text-base mb-2" style={{ color: col.color }}>
+              {col.title}
+            </h3>
+            <div className="grid grid-cols-2 gap-3">
+              <div className="space-y-3">
+                <StatItem
+                  icon={<i className="fa-solid fa-microchip text-purple-600"></i>}
+                  label={`IOT · ${todayLabel}`}
+                  value={col.iotToday}
+                  colorOverride={col.color}
+                />
+                <StatItem
+                  icon={<i className="fa-solid fa-microchip text-purple-600"></i>}
+                  label={`IOT · ${totalCycleLabel}`}
+                  value={col.iotTotal}
+                  colorOverride={col.color}
+                />
+              </div>
+              <div className="space-y-3">
+                <StatItem
+                  icon={<i className="fa-solid fa-user-pen text-gray-500"></i>}
+                  label={`Manual · ${todayLabel}`}
+                  value={col.manualToday}
+                  colorOverride="#6b7280"
+                />
+                <StatItem
+                  icon={<i className="fa-solid fa-user-pen text-gray-500"></i>}
+                  label={`Manual · ${totalCycleLabel}`}
+                  value={col.manualTotal}
+                  colorOverride="#6b7280"
+                />
+              </div>
+            </div>
+          </div>
+        ))}
+      </div>
+    </div>
+  );
+};
+
+export default FeedStats;

components/feedSack/FeedTrendChart.tsx

@@ -0,0 +1,100 @@
+import React, { useMemo } from 'react';
+import {
+  BarChart,
+  Bar,
+  XAxis,
+  YAxis,
+  CartesianGrid,
+  Tooltip,
+  Legend,
+  ResponsiveContainer,
+} from 'recharts';
+import type { Karung } from '../../types/api.ts';
+
+interface FeedTrendChartProps {
+  rows: Karung[];
+  cycleStartDate: string;
+  currentDay: number;
+}
+
+const FeedTrendChart: React.FC<FeedTrendChartProps> = ({ rows, cycleStartDate, currentDay }) => {
+  const chartData = useMemo(() => {
+    const cycleStart = new Date(`${cycleStartDate}T00:00:00`);
+
+    const dailyData: { label: string; masuk: number; dituang: number }[] = [];
+    for (let d = 0; d <= currentDay; d++) {
+      const date = new Date(cycleStart);
+      date.setDate(cycleStart.getDate() + d);
+      dailyData.push({
+        label: date.toLocaleDateString('id-ID', { day: '2-digit', month: 'short' }),
+        masuk: 0,
+        dituang: 0,
+      });
+    }
+
+    const byKey = new Map<string, { masuk: number; dituang: number }>();
+    for (const row of rows) {
+      const bucket = byKey.get(row.date) ?? { masuk: 0, dituang: 0 };
+      bucket.masuk += row.in_today;
+      bucket.dituang += row.out_today;
+      byKey.set(row.date, bucket);
+    }
+
+    for (let d = 0; d <= currentDay; d++) {
+      const date = new Date(cycleStart);
+      date.setDate(cycleStart.getDate() + d);
+      const key = `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(2, '0')}-${String(
+        date.getDate()
+      ).padStart(2, '0')}`;
+      const bucket = byKey.get(key);
+      const entry = dailyData[d];
+      if (bucket && entry) {
+        entry.masuk = bucket.masuk;
+        entry.dituang = bucket.dituang;
+      }
+    }
+
+    return dailyData;
+  }, [rows, cycleStartDate, currentDay]);
+
+  return (
+    <div className="bg-white p-6 rounded-xl shadow-sm">
+      <h2 className="text-xl font-bold text-gray-800 mb-4">Tren Harian Karung IOT</h2>
+      <div className="h-60">
+        <ResponsiveContainer width="100%" height="100%">
+          <BarChart data={chartData} margin={{ top: 5, right: 20, left: -15, bottom: 5 }}>
+            <CartesianGrid strokeDasharray="3 3" stroke="#e0e0e0" />
+            <XAxis
+              dataKey="label"
+              fontSize={11}
+              tick={{ fill: '#6b7280' }}
+              angle={-45}
+              textAnchor="end"
+              height={70}
+            />
+            <YAxis fontSize={12} tick={{ fill: '#6b7280' }} allowDecimals={false} />
+            <Tooltip
+              contentStyle={{
+                backgroundColor: 'rgba(255, 255, 255, 0.9)',
+                border: '1px solid #ccc',
+                borderRadius: '8px',
+              }}
+              formatter={(value: unknown, name: unknown) => [
+                `${Number(value ?? 0)} karung`,
+                name === 'masuk' ? 'Karung Masuk' : 'Karung Dituang',
+              ]}
+              labelFormatter={(label) => `Tanggal: ${label}`}
+            />
+            <Legend
+              formatter={(value) => (value === 'masuk' ? 'Karung Masuk' : 'Karung Dituang')}
+            />
+            <Bar dataKey="masuk" name="masuk" fill="#3b82f6" barSize={8} />
+            <Bar dataKey="dituang" name="dituang" fill="#dc2626" barSize={8} />
+          </BarChart>
+        </ResponsiveContainer>
+      </div>
+    </div>
+  );
+};
+
+export default FeedTrendChart;

components/feedSack/InitialBalanceCard.tsx

@@ -0,0 +1,164 @@
+import React, { useMemo, useState } from 'react';
+import { api, errorMessage } from '../../services/apiClient.ts';
+import type { Cycle, InitialBalanceResult } from '../../types/api.ts';
+import { formatNumber } from '../../utils/format.ts';
+
+interface InitialBalanceCardProps {
+  cycle: Cycle;
+  onSaved: () => void;
+}
+
+const InitialBalanceCard: React.FC<InitialBalanceCardProps> = ({ cycle, onSaved }) => {
+  const [balanceDate, setBalanceDate] = useState(cycle.start_date);
+  const [manualEntry, setManualEntry] = useState<string>(
+    cycle.feed_initial_balance > 0 ? String(cycle.feed_initial_balance) : ''
+  );
+  const [saving, setSaving] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+  const [result, setResult] = useState<InitialBalanceResult | null>(null);
+
+  const canSave = useMemo(
+    () => balanceDate !== '' && manualEntry !== '' && Number(manualEntry) >= 0 && !saving,
+    [balanceDate, manualEntry, saving]
+  );
+
+  const handleSave = async () => {
+    if (!canSave) return;
+    setSaving(true);
+    setError(null);
+    try {
+      const saved = await api.cycles.initialBalance(cycle.id, {
+        date: balanceDate,
+        feed_in_manual: Number(manualEntry),
+      });
+      setResult(saved);
+      onSaved();
+    } catch (err) {
+      setError(errorMessage(err));
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  const accuracy = result?.accuracy;
+  const accuracyLabel = accuracy == null ? 'N/A' : `${formatNumber(accuracy, 1)}%`;
+  const accuracyColor =
+    accuracy == null
+      ? 'text-gray-500'
+      : accuracy >= 95
+        ? 'text-green-600'
+        : accuracy >= 80
+          ? 'text-yellow-600'
+          : 'text-red-600';
+
+  return (
+    <div className="bg-gradient-to-br from-blue-50 to-indigo-50 p-6 rounded-xl shadow-sm border-2 border-blue-200">
+      <div className="flex items-center gap-3 mb-4">
+        <div className="bg-blue-500 text-white p-3 rounded-lg">
+          <i className="fa-solid fa-boxes-packing text-2xl"></i>
+        </div>
+        <div>
+          <h2 className="text-xl font-bold text-gray-800">Saldo Awal</h2>
+          <p className="text-sm text-gray-600">
+            Masukkan saldo awal karung pakan pada tanggal tertentu, lalu bandingkan dengan deteksi
+            IoT.
+          </p>
+        </div>
+      </div>
+
+      <div className="bg-white rounded-lg p-6 border border-blue-200">
+        <div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
+          <div>
+            <label
+              htmlFor="initial-balance-date"
+              className="text-sm font-semibold text-gray-700 block mb-1"
+            >
+              Tanggal
+            </label>
+            <input
+              id="initial-balance-date"
+              type="date"
+              value={balanceDate}
+              onChange={(event) => setBalanceDate(event.target.value)}
+              className="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 text-sm"
+            />
+          </div>
+          <div>
+            <label
+              htmlFor="initial-balance-manual"
+              className="text-sm font-semibold text-gray-700 block mb-1"
+            >
+              Feed In Manual (karung)
+            </label>
+            <input
+              id="initial-balance-manual"
+              type="number"
+              min={0}
+              value={manualEntry}
+              onChange={(event) => setManualEntry(event.target.value)}
+              placeholder="Contoh: 120"
+              className="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:ring-blue-500 focus:border-blue-500 text-sm"
+            />
+          </div>
+        </div>
+
+        {error && (
+          <p className="mt-3 text-sm font-semibold text-red-700 bg-red-50 border border-red-200 rounded-lg p-3">
+            {error}
+          </p>
+        )}
+
+        <div className="mt-4 flex flex-col sm:flex-row sm:items-center sm:justify-between gap-3">
+          <button
+            type="button"
+            onClick={handleSave}
+            disabled={!canSave}
+            className="inline-flex items-center gap-2 rounded-lg bg-blue-600 px-4 py-2 text-sm font-semibold text-white transition-colors hover:bg-blue-700 disabled:cursor-not-allowed disabled:bg-gray-400"
+          >
+            <i className={`fa-solid fa-floppy-disk ${saving ? 'fa-spin' : ''}`} />
+            <span>{saving ? 'Menyimpan...' : 'Simpan Saldo Awal'}</span>
+          </button>
+          {cycle.feed_initial_balance > 0 && result == null && (
+            <p className="text-sm text-gray-600">
+              Saldo awal tersimpan:{' '}
+              <strong className="text-blue-700">
+                {formatNumber(cycle.feed_initial_balance)} karung
+              </strong>
+            </p>
+          )}
+        </div>
+
+        {result && (
+          <div className="mt-4 rounded-lg border border-blue-200 bg-blue-50/50 p-4">
+            <p className="text-sm font-semibold text-gray-800 mb-3">Perbandingan {result.date}</p>
+            <div className="grid grid-cols-1 sm:grid-cols-3 gap-3 text-center">
+              <div className="rounded-lg bg-white border border-gray-200 p-3">
+                <p className="text-xs font-semibold text-blue-700">Manual</p>
+                <p className="text-2xl font-bold text-gray-800">
+                  {formatNumber(result.manual)} karung
+                </p>
+              </div>
+              <div className="rounded-lg bg-white border border-gray-200 p-3">
+                <p className="text-xs font-semibold text-purple-700">IOT</p>
+                <p className="text-2xl font-bold text-gray-800">
+                  {result.iot == null ? 'N/A' : `${formatNumber(result.iot)} karung`}
+                </p>
+              </div>
+              <div className="rounded-lg bg-white border border-gray-200 p-3">
+                <p className="text-xs font-semibold text-gray-600">Akurasi</p>
+                <p className={`text-2xl font-bold ${accuracyColor}`}>{accuracyLabel}</p>
+              </div>
+            </div>
+            {result.sync_error && (
+              <p className="mt-3 text-xs text-yellow-700 bg-yellow-50 border border-yellow-200 rounded-lg p-2">
+                Gagal menarik data IoT dari karung-web-admin: {result.sync_error}
+              </p>
+            )}
+          </div>
+        )}
+      </div>
+    </div>
+  );
+};
+
+export default InitialBalanceCard;