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feat(reports): create endpoint for generating customer item report xl…
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170 changes: 170 additions & 0 deletions
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src/collections/customer-item/customer-item-generate-report.operation.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,170 @@ | ||
| import { BlapiResponse, BlError, CustomerItem } from "@boklisten/bl-model"; | ||
| import { Request, Response } from "express"; | ||
| import moment from "moment-timezone"; | ||
| import { ObjectId } from "mongodb"; | ||
| import { utils, write } from "xlsx"; | ||
|
|
||
| import { customerItemSchema } from "./customer-item.schema"; | ||
| import { isBoolean, isNullish } from "../../helper/typescript-helpers"; | ||
| import { Operation } from "../../operation/operation"; | ||
| import { BlApiRequest } from "../../request/bl-api-request"; | ||
| import { BlDocumentStorage } from "../../storage/blDocumentStorage"; | ||
| import { BlCollectionName } from "../bl-collection"; | ||
|
|
||
| export interface CustomerItemGenerateReportSpec { | ||
| branchFilter?: string[]; | ||
| createdAfter?: string; | ||
| createdBefore?: string; | ||
| returned: boolean; | ||
| handout: boolean; | ||
| buyout: boolean; | ||
| } | ||
|
|
||
| export function verifyCustomerItemGenerateReportSpec( | ||
| customerItemGenerateReportSpec: unknown, | ||
| ): customerItemGenerateReportSpec is CustomerItemGenerateReportSpec { | ||
| const m = customerItemGenerateReportSpec as | ||
| | Record<string, unknown> | ||
| | null | ||
| | undefined; | ||
| return ( | ||
| !!m && | ||
| isBoolean(m["returned"]) && | ||
| isBoolean(m["handout"]) && | ||
| isBoolean(m["buyout"]) && | ||
| (isNullish(m["branchFilter"]) || | ||
| (Array.isArray(m["branchFilter"]) && | ||
| m["branchFilter"].every((branchId) => ObjectId.isValid(branchId)))) && | ||
| (isNullish(m["createdAfter"]) || | ||
| (typeof m["createdAfter"] === "string" && | ||
| !isNaN(new Date(m["createdAfter"]).getTime()))) && | ||
| (isNullish(m["createdBefore"]) || | ||
| (typeof m["createdBefore"] === "string" && | ||
| !isNaN(new Date(m["createdBefore"]).getTime()))) | ||
| ); | ||
| } | ||
|
|
||
| export class CustomerItemGenerateReportOperation implements Operation { | ||
| private readonly _customerItemStorage: BlDocumentStorage<CustomerItem>; | ||
|
|
||
| constructor(customerItemStorage?: BlDocumentStorage<CustomerItem>) { | ||
| this._customerItemStorage = | ||
| customerItemStorage ?? | ||
| new BlDocumentStorage(BlCollectionName.CustomerItems, customerItemSchema); | ||
| } | ||
|
|
||
| async run( | ||
| blApiRequest: BlApiRequest, | ||
| _req: Request, | ||
| res: Response, | ||
| ): Promise<BlapiResponse> { | ||
| const customerItemGenerateReportSpec = blApiRequest.data; | ||
| if (!verifyCustomerItemGenerateReportSpec(customerItemGenerateReportSpec)) { | ||
| throw new BlError(`Malformed CustomerItemGenerateReportSpec`).code(701); | ||
| } | ||
| const filterByHandoutBranchIfPresent = | ||
| customerItemGenerateReportSpec.branchFilter | ||
| ? { | ||
| "handoutInfo.handoutById": { | ||
| $in: customerItemGenerateReportSpec.branchFilter.map( | ||
| (id) => new ObjectId(id), | ||
| ), | ||
| }, | ||
| } | ||
| : {}; | ||
|
|
||
| const creationTimeLimiter: Record<string, Date> = {}; | ||
| if (customerItemGenerateReportSpec.createdAfter) { | ||
| creationTimeLimiter["$gte"] = new Date( | ||
| customerItemGenerateReportSpec.createdAfter, | ||
| ); | ||
| } | ||
| if (customerItemGenerateReportSpec.createdBefore) { | ||
| creationTimeLimiter["$lte"] = new Date( | ||
| customerItemGenerateReportSpec.createdBefore, | ||
| ); | ||
| } | ||
| const creationTimeFilter = | ||
| Object.keys(creationTimeLimiter).length > 0 | ||
| ? { creationTime: creationTimeLimiter } | ||
| : {}; | ||
|
|
||
| const reportData = await this._customerItemStorage.aggregate([ | ||
| { | ||
| $match: { | ||
| returned: customerItemGenerateReportSpec.returned, | ||
| buyout: customerItemGenerateReportSpec.buyout, | ||
| handout: customerItemGenerateReportSpec.handout, | ||
| ...filterByHandoutBranchIfPresent, | ||
| ...creationTimeFilter, | ||
| }, | ||
| }, | ||
| { | ||
| $lookup: { | ||
| from: "branches", | ||
| localField: "handoutInfo.handoutById", | ||
| foreignField: "_id", | ||
| as: "branchInfo", | ||
| }, | ||
| }, | ||
| { | ||
| $lookup: { | ||
| from: "items", | ||
| localField: "item", | ||
| foreignField: "_id", | ||
| as: "itemInfo", | ||
| }, | ||
| }, | ||
| { | ||
| $addFields: { | ||
| customer: { | ||
| $toObjectId: "$customer", | ||
| }, | ||
| }, | ||
| }, | ||
| { | ||
| $lookup: { | ||
| from: "userdetails", | ||
| localField: "customer", | ||
| foreignField: "_id", | ||
| as: "customerInfo", | ||
| }, | ||
| }, | ||
| { | ||
| $project: { | ||
| handoutBranch: { $first: "$branchInfo.name" }, | ||
| handoutTime: "$handoutInfo.time", | ||
| lastUpdated: 1, | ||
| deadline: 1, | ||
| blid: 1, | ||
| title: { $first: "$itemInfo.title" }, | ||
| isbn: { $first: "$itemInfo.info.isbn" }, | ||
| name: { $first: "$customerInfo.name" }, | ||
| email: { $first: "$customerInfo.email" }, | ||
| phone: { $first: "$customerInfo.phone" }, | ||
| dob: { $first: "$customerInfo.dob" }, | ||
| pivot: "1", | ||
| }, | ||
| }, | ||
| ]); | ||
| const workbook = utils.book_new(); | ||
| const worksheet = utils.json_to_sheet(reportData); | ||
|
|
||
| utils.book_append_sheet(workbook, worksheet, "Sheet1"); | ||
|
|
||
| const buffer = write(workbook, { bookType: "xlsx", type: "buffer" }); | ||
|
|
||
| res.setHeader( | ||
| "Content-Disposition", | ||
| `attachment; filename="customer_item_report_${moment().format("YYYY-MM-DD_HH.mm")}.xlsx"`, | ||
| ); | ||
| res.setHeader( | ||
| "Content-Type", | ||
| "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", | ||
| ); | ||
|
|
||
| res.send(buffer).end(); | ||
|
|
||
| return new BlapiResponse([]); | ||
| } | ||
| } |
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