404 lines
12 KiB
TypeScript
404 lines
12 KiB
TypeScript
import { AfterViewInit, Component, ElementRef, OnInit, OnDestroy, ViewChild } from '@angular/core';
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import { FormControl, FormGroup } from '@angular/forms';
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import { MatAutocompleteSelectedEvent } from '@angular/material/autocomplete';
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import { MatDialog } from '@angular/material/dialog';
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import { ActivatedRoute, Router } from '@angular/router';
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import { Hotkey, HotkeysService } from 'angular2-hotkeys';
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import { round } from 'mathjs';
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import * as moment from 'moment';
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import { BehaviorSubject, Observable, of as observableOf } from 'rxjs';
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import { debounceTime, distinctUntilChanged, map, switchMap } from 'rxjs/operators';
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import { AuthService } from '../auth/auth.service';
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import { Account } from '../core/account';
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import { AccountBalance } from '../core/account-balance';
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import { AccountService } from '../core/account.service';
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import { Batch } from '../core/batch';
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import { DbFile } from '../core/db-file';
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import { Inventory } from '../core/inventory';
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import { Product } from '../core/product';
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import { ProductSku } from '../core/product-sku';
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import { ToasterService } from '../core/toaster.service';
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import { User } from '../core/user';
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import { Voucher } from '../core/voucher';
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import { VoucherService } from '../core/voucher.service';
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import { ProductService } from '../product/product.service';
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import { ConfirmDialogComponent } from '../shared/confirm-dialog/confirm-dialog.component';
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import { ImageDialogComponent } from '../shared/image-dialog/image-dialog.component';
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import { ImageService } from '../shared/image.service';
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import { MathService } from '../shared/math.service';
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import { PurchaseDataSource } from './purchase-datasource';
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import { PurchaseDialogComponent } from './purchase-dialog.component';
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@Component({
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selector: 'app-purchase',
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templateUrl: './purchase.component.html',
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styleUrls: ['./purchase.component.css'],
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})
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export class PurchaseComponent implements OnInit, AfterViewInit, OnDestroy {
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@ViewChild('accountElement', { static: true }) accountElement?: ElementRef;
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@ViewChild('productElement', { static: true }) productElement?: ElementRef;
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@ViewChild('dateElement', { static: true }) dateElement?: ElementRef;
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public inventoryObservable = new BehaviorSubject<Inventory[]>([]);
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dataSource: PurchaseDataSource = new PurchaseDataSource(this.inventoryObservable);
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form: FormGroup<{
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date: FormControl<Date>;
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account: FormControl<Account | string | null>;
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amount: FormControl<number>;
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addRow: FormGroup<{
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product: FormControl<string | null>;
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quantity: FormControl<string>;
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price: FormControl<string>;
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tax: FormControl<string>;
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discount: FormControl<string>;
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}>;
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narration: FormControl<string>;
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}>;
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voucher: Voucher = new Voucher();
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product: ProductSku | null = null;
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accBal: AccountBalance | null = null;
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displayedColumns = ['product', 'quantity', 'rate', 'tax', 'discount', 'amount', 'action'];
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accounts: Observable<Account[]>;
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products: Observable<ProductSku[]>;
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constructor(
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private route: ActivatedRoute,
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private router: Router,
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private dialog: MatDialog,
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private hotkeys: HotkeysService,
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private toaster: ToasterService,
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public auth: AuthService,
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private math: MathService,
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public image: ImageService,
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private ser: VoucherService,
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private productSer: ProductService,
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private accountSer: AccountService,
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) {
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this.form = new FormGroup({
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date: new FormControl(new Date(), { nonNullable: true }),
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account: new FormControl<Account | string | null>(null),
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amount: new FormControl({ value: 0, disabled: true }, { nonNullable: true }),
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addRow: new FormGroup({
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product: new FormControl(''),
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quantity: new FormControl('', { nonNullable: true }),
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price: new FormControl('', { nonNullable: true }),
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tax: new FormControl('', { nonNullable: true }),
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discount: new FormControl('', { nonNullable: true }),
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}),
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narration: new FormControl('', { nonNullable: true }),
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});
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this.accBal = null;
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// Listen to Account Autocomplete Change
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this.accounts = this.form.controls.account.valueChanges.pipe(
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map((x) => ((x as Account).name !== undefined ? (x as Account).name : (x as string))),
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map((x) => (x !== null && x.length >= 1 ? x : null)),
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debounceTime(150),
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distinctUntilChanged(),
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switchMap((x) => (x === null ? observableOf([]) : this.accountSer.autocomplete(x))),
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);
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// Listen to Product Autocomplete Change
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this.products = this.form.controls.addRow.controls.product.valueChanges.pipe(
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map((x) => (x !== null && x.length >= 1 ? x : null)),
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debounceTime(150),
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distinctUntilChanged(),
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switchMap((x) =>
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x === null
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? observableOf([])
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: this.productSer.autocompleteSku(
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x,
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true,
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moment(this.form.value.date).format('DD-MMM-YYYY'),
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// this.form.value.account?.id,
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'',
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),
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),
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);
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}
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ngOnInit() {
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this.route.data.subscribe((value) => {
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const data = value as { voucher: Voucher };
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this.loadVoucher(data.voucher);
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});
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this.hotkeys.add(
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new Hotkey(
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'f2',
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(): boolean => {
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setTimeout(() => {
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if (this.dateElement) {
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this.dateElement.nativeElement.focus();
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}
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}, 0);
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return false; // Prevent bubbling
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},
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['INPUT', 'SELECT', 'TEXTAREA'],
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),
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);
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this.hotkeys.add(
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new Hotkey(
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'ctrl+s',
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(): boolean => {
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if (this.canSave()) {
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this.save();
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}
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return false; // Prevent bubbling
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},
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['INPUT', 'SELECT', 'TEXTAREA'],
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),
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);
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this.hotkeys.add(
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new Hotkey(
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'ctrl+p',
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(): boolean => {
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if (this.voucher.id && !this.voucher.posted && this.auth.allowed('post-vouchers')) {
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this.post();
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}
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return false; // Prevent bubbling
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},
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['INPUT', 'SELECT', 'TEXTAREA'],
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),
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);
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}
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ngAfterViewInit() {
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this.focusAccount();
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}
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ngOnDestroy() {
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this.hotkeys.reset();
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}
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loadVoucher(voucher: Voucher) {
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this.voucher = voucher;
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this.form.setValue({
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date: moment(this.voucher.date, 'DD-MMM-YYYY').toDate(),
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account: this.voucher.vendor || null,
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amount: Math.abs(this.voucher.inventories.map((x) => x.amount).reduce((p, c) => p + c, 0)),
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addRow: {
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product: '',
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quantity: '',
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price: '',
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tax: '',
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discount: '',
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},
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narration: this.voucher.narration,
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});
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this.dataSource = new PurchaseDataSource(this.inventoryObservable);
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this.updateView();
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}
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focusAccount() {
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setTimeout(() => {
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if (this.accountElement) {
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this.accountElement.nativeElement.focus();
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}
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}, 0);
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}
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addRow() {
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const formValue = this.form.value.addRow!;
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const quantity = this.math.parseAmount(formValue.quantity, 2);
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if (this.product === null || quantity <= 0) {
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return;
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}
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const price = this.product.isRateContracted
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? (this.product.costPrice as number)
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: this.math.parseAmount(formValue.price, 2);
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const tax = this.product.isRateContracted ? 0 : this.math.parseAmount(formValue.tax, 5);
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const discount = this.product.isRateContracted
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? 0
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: this.math.parseAmount(formValue.discount, 5);
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if ((price as number) <= 0 || (tax as number) < 0 || (discount as number) < 0) {
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return;
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}
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const oldFiltered = this.voucher.inventories.filter(
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(x) => x.batch?.sku.id === (this.product as ProductSku).id,
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);
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if (oldFiltered.length) {
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this.toaster.show('Danger', 'Product already added');
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return;
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}
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this.voucher.inventories.push(
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new Inventory({
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quantity,
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rate: price,
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tax,
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discount,
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amount: round(quantity * (price as number) * (1 + tax) * (1 - discount), 2),
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batch: new Batch({ sku: this.product }),
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}),
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);
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this.resetAddRow();
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this.updateView();
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}
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resetAddRow() {
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this.form.controls.addRow.reset();
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this.product = null;
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this.form.controls.addRow.controls.price.enable();
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this.form.controls.addRow.controls.tax.enable();
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this.form.controls.addRow.controls.discount.enable();
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setTimeout(() => {
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if (this.productElement) {
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this.productElement.nativeElement.focus();
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}
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}, 0);
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}
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updateView() {
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this.inventoryObservable.next(this.voucher.inventories);
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this.form.controls.amount.setValue(
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round(Math.abs(this.voucher.inventories.map((x) => x.amount).reduce((p, c) => p + c, 0)), 2),
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);
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}
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editRow(row: Inventory) {
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const dialogRef = this.dialog.open(PurchaseDialogComponent, {
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width: '750px',
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data: { inventory: { ...row } },
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});
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dialogRef.afterClosed().subscribe((result: boolean | Inventory) => {
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if (!result) {
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return;
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}
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const j = result as Inventory;
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if (
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j.batch?.sku.id !== row.batch?.sku.id &&
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this.voucher.inventories.filter((x) => x.batch?.sku.id === j.batch?.sku.id).length
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) {
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return;
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}
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Object.assign(row, j);
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this.updateView();
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});
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}
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deleteRow(row: Inventory) {
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this.voucher.inventories.splice(this.voucher.inventories.indexOf(row), 1);
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this.updateView();
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}
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canSave() {
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if (!this.voucher.id) {
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return true;
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}
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if (this.voucher.posted && this.auth.allowed('edit-posted-vouchers')) {
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return true;
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}
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return (
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this.voucher.user.id === (this.auth.user as User).id ||
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this.auth.allowed("edit-other-user's-vouchers")
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);
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}
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post() {
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this.ser.post(this.voucher.id as string).subscribe(
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(result) => {
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this.loadVoucher(result);
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this.toaster.show('Success', 'Voucher Posted');
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},
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(error) => {
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this.toaster.show('Danger', error);
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},
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);
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}
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save() {
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const voucher: Voucher = this.getVoucher();
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this.ser.saveOrUpdate(voucher).subscribe(
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(result) => {
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this.toaster.show('Success', '');
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if (voucher.id === result.id) {
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this.loadVoucher(result);
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} else {
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this.router.navigate(['/purchase', result.id]);
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}
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},
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(error) => {
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this.toaster.show('Danger', error);
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},
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);
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}
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getVoucher(): Voucher {
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const formModel = this.form.value;
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this.voucher.date = moment(formModel.date).format('DD-MMM-YYYY');
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if (formModel.account !== null && typeof formModel.account !== 'string') {
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this.voucher.vendor = formModel.account;
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}
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this.voucher.narration = formModel.narration!;
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return this.voucher;
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}
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delete() {
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this.ser.delete(this.voucher.id as string).subscribe(
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() => {
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this.toaster.show('Success', '');
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this.router.navigate(['/purchase'], { replaceUrl: true });
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},
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(error) => {
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this.toaster.show('Danger', error);
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},
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);
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}
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confirmDelete(): void {
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const dialogRef = this.dialog.open(ConfirmDialogComponent, {
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width: '250px',
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data: { title: 'Delete Voucher?', content: 'Are you sure? This cannot be undone.' },
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});
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dialogRef.afterClosed().subscribe((result: boolean) => {
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if (result) {
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this.delete();
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}
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});
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}
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displayFn(item?: Account | Product): string {
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return item ? item.name : '';
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}
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accountSelected(event: MatAutocompleteSelectedEvent): void {
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this.form.controls.account.setValue(event.option.value);
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}
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productSelected(event: MatAutocompleteSelectedEvent): void {
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const product: ProductSku = event.option.value;
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const addRowForm = this.form.controls.addRow;
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this.product = product;
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addRowForm.controls.price.setValue(`${product.costPrice}`);
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if (product.isRateContracted) {
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addRowForm.controls.price.disable();
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addRowForm.controls.tax.disable();
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addRowForm.controls.discount.disable();
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addRowForm.controls.tax.setValue('RC');
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addRowForm.controls.discount.setValue('RC');
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} else {
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addRowForm.controls.price.enable();
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addRowForm.controls.tax.enable();
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addRowForm.controls.discount.enable();
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addRowForm.controls.tax.setValue('');
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addRowForm.controls.discount.setValue('');
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}
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}
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zoomImage(file: DbFile) {
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this.dialog.open(ImageDialogComponent, {
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width: '750px',
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data: file.resized,
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});
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}
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deleteImage(file: DbFile) {
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const index = this.voucher.files.indexOf(file);
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this.voucher.files.splice(index, 1);
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}
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}
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