feat(analytics:admin): andmin analytics dashboard api done

src/app/modules/analytics/analytics.controller.ts

@@ -0,0 +1,34 @@
+import { Request, Response } from "express";
+import catchAsync from "../../utils/catch_async.js";
+import manageResponse from "../../utils/manage_response.js";
+import { analytics_service } from "./analytics.service.js";
+
+const getOverview = catchAsync(async (req: Request, res: Response) => {
+  const range = (req.query.range as "7d" | "30d") || "7d";
+
+  const result = await analytics_service.getOverview(range);
+  manageResponse(res, {
+    success: true,
+    statusCode: 200,
+    message: "Analytics overview fetched successfully.",
+    data: result,
+    meta: {},
+  });
+});
+
+const getLastSevenDaysRevenue = catchAsync(
+  async (req: Request, res: Response) => {
+    const result = await analytics_service.getLastSevenDaysRevenue();
+    manageResponse(res, {
+      success: true,
+      statusCode: 200,
+      message: "Analytics overview fetched successfully.",
+      data: result,
+      meta: {},
+    });
+  },
+);
+export const analytics_controller = {
+  getOverview,
+  getLastSevenDaysRevenue,
+};

src/app/modules/analytics/analytics.route.ts

@@ -0,0 +1,25 @@
+import { Router } from "express";
+// import RequestValidator from "../../middlewares/request_validator.js";
+import { analytics_controller } from "./analytics.controller.js";
+import auth from "../../middlewares/auth.js";
+// import { analytics_validations } from "./analytics.validation.js";
+
+//! "/admin/analytics"
+
+const router = Router();
+
+router.get("/overview", auth("ADMIN"), analytics_controller.getOverview);
+router.get("/revenue-overview", auth("ADMIN"), analytics_controller.getLastSevenDaysRevenue);
+
+
+
+
+// router.post(
+//   "/",
+//   RequestValidator(analytics_validations.create_analytics),
+//   analytics_controller.create_analytics,
+// );
+
+
+export default router;
+    

src/app/modules/analytics/analytics.service.ts

@@ -0,0 +1,190 @@
+import { Request } from "express";
+import { prisma } from "../../lib/prisma.js";
+import dayjs from "dayjs";
+
+const getOverview = async (range: "7d" | "30d") => {
+  const days = range === "30d" ? 30 : 7;
+
+  const now = dayjs();
+
+  const currentStartDate = now.subtract(days, "day").startOf("day").toDate();
+  const currentEndDate = now.endOf("day").toDate();
+
+  const previousStartDate = now
+    .subtract(days * 2, "day")
+    .startOf("day")
+    .toDate();
+
+  const previousEndDate = now.subtract(days, "day").endOf("day").toDate();
+
+  const rangeFilter = (start: Date, end: Date) => ({
+    gte: start,
+    lte: end,
+  });
+
+  const [
+    currentActiveStores,
+
+    previousActiveStores,
+
+    currentRevenue,
+    previousRevenue,
+
+    currentSignups,
+    previousSignups,
+
+    currentPendingActions,
+    previousPendingActions,
+  ] = await Promise.all([
+    prisma.profile.count({
+      where: {
+        account: {
+          isAccountVerified: true,
+        },
+      },
+    }),
+
+    prisma.profile.count({
+      where: {
+        account: {
+          isDeleted: false,
+          isAccountVerified: true,
+          createdAt: rangeFilter(previousStartDate, previousEndDate),
+        },
+      },
+    }),
+
+    prisma.order.aggregate({
+      _sum: {
+        productPrice: true,
+      },
+      where: {
+        status: "DELIVERED",
+        createdAt: rangeFilter(currentStartDate, currentEndDate),
+      },
+    }),
+
+    prisma.order.aggregate({
+      _sum: {
+        productPrice: true,
+      },
+      where: {
+        status: "DELIVERED",
+        createdAt: rangeFilter(previousStartDate, previousEndDate),
+      },
+    }),
+
+    prisma.account.count({
+      where: {
+        createdAt: rangeFilter(currentStartDate, currentEndDate),
+      },
+    }),
+
+    prisma.account.count({
+      where: {
+        createdAt: rangeFilter(previousStartDate, previousEndDate),
+      },
+    }),
+
+    prisma.order.count({
+      where: {
+        status: {
+          in: ["INITIATED", "CONFIRMED"],
+        },
+        createdAt: rangeFilter(currentStartDate, currentEndDate),
+      },
+    }),
+
+    prisma.order.count({
+      where: {
+        status: {
+          in: ["INITIATED", "CONFIRMED"],
+        },
+        createdAt: rangeFilter(previousStartDate, previousEndDate),
+      },
+    }),
+  ]);
+
+  const percentage = (current: number, previous: number) => {
+    // avoid division by zero
+    if (previous === 0) return current > 0 ? 100 : 0;
+
+    return Number((((current - previous) / previous) * 100).toFixed(2));
+  };
+
+  const currentRevenueTotal = currentRevenue._sum.productPrice ?? 0;
+  const previousRevenueTotal = previousRevenue._sum.productPrice ?? 0;
+
+  return {
+    activeStores: {
+      total: currentActiveStores,
+      changePercentage: percentage(currentActiveStores, previousActiveStores),
+    },
+
+    revenue: {
+      total: currentRevenueTotal,
+      changePercentage: percentage(currentRevenueTotal, previousRevenueTotal),
+    },
+
+    signups: {
+      total: currentSignups,
+      changePercentage: percentage(currentSignups, previousSignups),
+    },
+
+    pendingActions: {
+      total: currentPendingActions,
+      changePercentage: percentage(
+        currentPendingActions,
+        previousPendingActions,
+      ),
+    },
+  };
+};
+
+const getLastSevenDaysRevenue = async () => {
+  const startDate = dayjs().subtract(6, "day").startOf("day").toDate();
+
+  const endDate = dayjs().endOf("day").toDate();
+
+  const orders = await prisma.order.findMany({
+    where: {
+      status: "DELIVERED",
+
+      createdAt: {
+        gte: startDate,
+        lte: endDate,
+      },
+    },
+
+    select: {
+      productPrice: true,
+      productQuantity: true,
+      createdAt: true,
+    },
+  });
+
+  const revenueMap: Record<string, number> = {};
+
+  for (let i = 0; i < 7; i++) {
+    const date = dayjs(startDate).add(i, "day");
+
+    revenueMap[date.format("dddd")] = 0;
+  }
+
+  for (const order of orders) {
+    const day = dayjs(order.createdAt).format("dddd");
+
+    revenueMap[day] += order.productPrice * order.productQuantity;
+  }
+
+  const data = Object.entries(revenueMap).map(([day, revenue]) => ({
+    day,
+    revenue,
+  }));
+
+  return data;
+};
+
+export const analytics_service = {
+  getOverview, getLastSevenDaysRevenue
+};

src/app/modules/analytics/analytics.swagger.ts

@@ -0,0 +1,92 @@
+export const analyticsSwaggerDocs = {
+  "/api/admin/analytics/overview": {
+    get: {
+      tags: ["Analytics"],
+      summary: "Get analytics overview (7d / 30d comparison)",
+      description:
+        "Returns aggregated analytics including active stores, revenue, signups, and percentage change compared to previous period.",
+      parameters: [
+        {
+          name: "range",
+          in: "query",
+          required: true,
+          description: "Time range for analytics overview",
+          schema: {
+            type: "string",
+            enum: ["7d", "30d"],
+            example: "7d",
+          },
+        },
+      ],
+      responses: {
+        200: {
+          description: "Analytics overview fetched successfully",
+          content: {
+            "application/json": {
+              schema: {
+                type: "object",
+                properties: {
+                  activeStores: {
+                    type: "object",
+                    properties: {
+                      total: { type: "number", example: 120 },
+                      changePercentage: {
+                        type: "number",
+                        example: 5.23,
+                      },
+                    },
+                  },
+                  revenue: {
+                    type: "object",
+                    properties: {
+                      total: { type: "number", example: 45230 },
+                      changePercentage: {
+                        type: "number",
+                        example: -3.45,
+                      },
+                    },
+                  },
+                  signups: {
+                    type: "object",
+                    properties: {
+                      total: { type: "number", example: 340 },
+                      changePercentage: {
+                        type: "number",
+                        example: 12.1,
+                      },
+                    },
+                  },
+                },
+              },
+            },
+          },
+        },
+        401: {
+          description: "Unauthorized",
+        },
+        500: {
+          description: "Internal server error",
+        },
+      },
+    },
+  },
+
+  "/api/admin/analytics/revenue-overview": {
+    get: {
+      tags: ["Analytics"],
+      summary: "Get analytics revenue overview (last 7 days)",
+      description: "",
+      responses: {
+        200: {
+          description: "Revenue overview fetched successfully",
+        },
+        401: {
+          description: "Unauthorized",
+        },
+        500: {
+          description: "Internal server error",
+        },
+      },
+    },
+  },
+};

src/app/modules/analytics/analytics.validation.ts

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+
+import { z } from "zod";
+
+const create_analytics = z.object({});
+const update_analytics = z.object({});
+
+export const analytics_validations = {
+  create_analytics,
+  update_analytics,
+};