dashboard using report feature

src/features/dashboard/dashboard.mapper.ts

@@ -1,10 +1,15 @@
 import * as React from "react";
 import MonetizationOnIcon from "@mui/icons-material/MonetizationOn";
 import { LatestItem } from "../../components/LatestItems";
+import {
+  ChartData,
+  ChartDataPoint,
+} from "../../components/HistoryChart";
 
 const DEFAULT_ICON = React.createElement(MonetizationOnIcon, {
   sx: { color: "#388e3c" }
 });
+type ReportBucket = any;
 
 export function mapToLatestItems(
   items: any[],
@@ -17,9 +22,7 @@ export function mapToLatestItems(
     .filter((item: any) => isValid(Number(item.amount) || 0))
     .slice(0, 5)
     .map((exp: any, index: number) => {
-      const time = new Date(
-        exp.occurred_at || exp.created_at || Date.now()
-      ).getTime();
+      const time = new Date(exp.occurred_at).getTime();
 
       const diffDays = Math.floor(
         Math.abs(Date.now() - time) / (1000 * 60 * 60 * 24)
@@ -30,11 +33,144 @@ export function mapToLatestItems(
         icon: DEFAULT_ICON,
         iconBgColor:
           type === "expense" ? "#ffebee" : "#e8f5e9",
-        title: exp.payee?.name || exp.payee || "Unknown Payee",
-        subtitle:
-          exp.category?.name || exp.account?.name || "Transaction",
+        title: exp.payee.name,
+        subtitle: exp.account.name,
         amount: `Rs ${Math.abs(exp.amount || 0)}`,
         timeAgo: diffDays === 0 ? "Today" : `${diffDays} days ago`
       };
     });
 }
+
+const sumBucket = (bucket: ReportBucket, flow: "expenses" | "incomes") =>
+  bucket.groups.reduce(
+    (acc: number, g: any) => acc + (g?.[flow]?.sum || 0),
+    0
+  );
+
+const toLabel = (start: string, end: string, type: "weekly" | "monthly") => {
+  const s = new Date(start);
+  const e = new Date(end);
+
+  if (type === "monthly") {
+    return s.toLocaleString("default", { month: "short" });
+  }
+
+  return `${s.getDate()}–${e.getDate()} ${e.toLocaleString("default", {
+    month: "short",
+  })}`;
+};
+
+const getWeekOfMonth = (date: Date) => {
+  const firstDay = new Date(date.getFullYear(), date.getMonth(), 1);
+  return Math.ceil((date.getDate() + firstDay.getDay()) / 7);
+};
+
+const findCompareBucket = (
+  current: ReportBucket,
+  buckets: ReportBucket[],
+  type: "weekly" | "monthly"
+): ReportBucket | undefined => {
+  const start = new Date(current.start);
+
+  if (type === "monthly") {
+    const targetYear = start.getFullYear() - 1;
+    const targetMonth = start.getMonth();
+
+    return buckets.find(b => {
+      const d = new Date(b.start);
+      return (
+        d.getFullYear() === targetYear &&
+        d.getMonth() === targetMonth
+      );
+    });
+  }
+
+  if (type === "weekly") {
+    const weekIndex = getWeekOfMonth(start); // you must define this
+    const target = new Date(start);
+    target.setMonth(target.getMonth() - 1);
+
+    return buckets.find(b => {
+      const d = new Date(b.start);
+      return (
+        d.getFullYear() === target.getFullYear() &&
+        d.getMonth() === target.getMonth() &&
+        getWeekOfMonth(d) === weekIndex
+      );
+    });
+  }
+
+  return undefined;
+};
+
+const toPoints = (
+  buckets: ReportBucket[],
+  type: "weekly" | "monthly",
+  flow: "expenses" | "incomes"
+): ChartDataPoint[] => {
+  return buckets.map((b) => {
+    const amount = sumBucket(b, flow);
+    const prev = findCompareBucket(b, buckets, type);
+
+    return {
+      id: toLabel(b.start, b.end, type),
+      amount,
+      compare: prev
+        ? {
+            id: toLabel(prev.start, prev.end, type),
+            amount: sumBucket(prev, flow),
+          }
+        : undefined,
+    };
+  });
+};
+
+export function mapReportToDashboard(
+  weekly: ReportBucket[],
+  monthly: ReportBucket[],
+  payeeBuckets: ReportBucket[],
+  type: "expense" | "income"
+) {
+  const flow = type === "expense" ? "expenses" : "incomes";
+
+  const chartData: ChartData = {
+    weekly: {
+      rolling: toPoints(weekly, "weekly", flow),
+      calendar: toPoints(weekly, "weekly", flow),
+    },
+
+    monthly: {
+      rolling: toPoints(monthly, "monthly", flow),
+      calendar: toPoints(monthly, "monthly", flow),
+    },
+  };
+
+  const totalAmount = weekly.reduce(
+    (acc, b) => acc + sumBucket(b, flow),
+    0
+  );
+
+  const payeeMap: Record<string, number> = {};
+
+  const sourceForPayees = (payeeBuckets && payeeBuckets.length > 0) ? payeeBuckets : weekly;
+
+  for (const b of sourceForPayees) {
+    for (const g of b.groups) {
+      const key = g.group_key || "Unknown";
+      const amt = g?.[flow]?.sum || 0;
+      payeeMap[key] = (payeeMap[key] || 0) + amt;
+    }
+  }
+
+  const topPayees = Object.entries(payeeMap)
+    // .filter(([name]) => name !== "Unknown")
+    .map(([payeeName, amount]) => ({ payeeName, amount }))
+    .sort((a, b) => b.amount - a.amount)
+    .slice(0, 5);
+
+  return {
+    chartData,
+    totalAmount,
+    topPayees,
+  };
+}

src/features/dashboard/useDashboardData.ts

@@ -1,38 +1,22 @@
-import { useResourceByName } from "../../../react-openapi";
-import { mapToLatestItems } from "./dashboard.mapper";
-import { mapReportToDashboard } from "../report/report.mapper";
+import { useReport } from "../report";
+import { mapReportToDashboard } from "./dashboard.mapper";
 
 export function useDashboardData(type: "expense" | "income") {
-  const { useList: useExpenseList } = useResourceByName("expenses");
-  const { useList: useReportList } = useResourceByName("reports");
-
-  // Fetch latest transactions
-  const latestQuery = useExpenseList({ 
-    limit: 100,
-    sort: "-occurred_at" 
-  });
-
   // Fetch reports for aggregation
-  const weeklyReport = useReportList({ period: "weekly", rolling: true });
-  const monthlyReport = useReportList({ period: "monthly", rolling: true });
-  const payeeReport = useReportList({ period: "full", rolling: true, group_by: "payee" });
+  const weeklyReport = useReport({ period: "weekly", rolling: true });
+  const monthlyReport = useReport({ period: "monthly", rolling: true });
+  const payeeReport = useReport({ period: "full", rolling: true, group_by: ["payee"] });
 
   const isLoading = 
-    latestQuery.isLoading || 
     weeklyReport.isLoading ||
     monthlyReport.isLoading ||
     payeeReport.isLoading;
 
   const error = 
-    latestQuery.error || 
     weeklyReport.error ||
     monthlyReport.error ||
     payeeReport.error;
 
-  const latest = latestQuery.data?.data 
-    ? mapToLatestItems(latestQuery.data.data, type) 
-    : [];
-
   const aggregatedData = 
     weeklyReport.data?.data && monthlyReport.data?.data && payeeReport.data?.data
     ? mapReportToDashboard(
@@ -45,7 +29,6 @@ export function useDashboardData(type: "expense" | "income") {
 
   return {
     data: aggregatedData,
-    latest: latest,
     isLoading,
     error,
   };