barker/bookie/src/app/sales/receive-payment/receive-payment.component.ts

109 lines
3.5 KiB
TypeScript

import { Component, ElementRef, Inject, ViewChild } from '@angular/core';
import { FormArray, FormBuilder, FormControl, FormGroup } from '@angular/forms';
import { MAT_DIALOG_DATA, MatDialogRef } from '@angular/material/dialog';
import { distinctUntilChanged, map, tap } from 'rxjs/operators';
import { ReceivePaymentItem } from '../../core/receive-payment-item';
import { SettleOption } from '../../core/settle-option';
import { SettleOptionService } from '../../settle-option/settle-option.service';
import { VoucherType } from '../bills/voucher-type';
import { ReceivePaymentDatasource } from './receive-payment-datasource';
@Component({
selector: 'app-receive-payment',
templateUrl: './receive-payment.component.html',
styleUrls: ['./receive-payment.component.css'],
})
export class ReceivePaymentComponent {
@ViewChild('son', { static: true }) son?: ElementRef;
choices: ReceivePaymentItem[] = [];
type: VoucherType;
amount: number;
balance: number;
reason = '';
displayReason: boolean;
displayTable: boolean;
form: FormGroup;
dataSource: ReceivePaymentDatasource;
displayedColumns = ['name', 'amount'];
constructor(
public dialogRef: MatDialogRef<ReceivePaymentComponent>,
private fb: FormBuilder,
private ser: SettleOptionService,
@Inject(MAT_DIALOG_DATA) public data: { type: VoucherType; amount: number },
) {
this.form = this.fb.group({
amounts: '',
son: '',
});
this.type = data.type;
this.amount = data.amount;
this.balance = data.amount;
this.displayReason = false;
this.displayTable = false;
this.ser
.listForType(data.type)
.pipe(
tap(
(x: SettleOption[]) =>
(this.displayReason = x.reduce((o, n) => o || n.hasReason, this.displayReason)),
),
tap((x: SettleOption[]) => (this.displayTable = x.length > 1)),
map((x: SettleOption[]) =>
x.map(
(y) => ({ ...y, amount: !this.displayTable ? this.amount : 0 } as ReceivePaymentItem),
),
),
)
.subscribe((x) => {
this.choices = x;
this.form.setControl(
'amounts',
this.fb.array(
this.choices.map((y: ReceivePaymentItem) =>
this.fb.group({
name: [y.name],
amount: [y.amount === 0 ? '' : '' + this.amount],
}),
),
),
);
this.dataSource = new ReceivePaymentDatasource(this.choices);
this.listenToAmountChange();
this.balance = this.amount - this.choices.reduce((a, c) => a + c.amount, 0);
});
this.dataSource = new ReceivePaymentDatasource(this.choices);
this.listenToAmountChange();
}
listenToAmountChange() {
const array = this.form.get('amounts') as FormArray;
this.choices.forEach((z, i) =>
array.controls[i].valueChanges.pipe(distinctUntilChanged()).subscribe((x) => {
(this.choices.find((s) => s.name === x.name) as ReceivePaymentItem).amount =
x.amount === '' ? 0 : parseInt(x.amount, 10);
this.balance = this.amount - this.choices.reduce((a, c) => a + c.amount, 0);
}),
);
}
select(reason: string) {
this.reason = reason.trim();
return true;
}
accept(): void {
this.dialogRef.close({ choices: this.choices, reason: this.reason });
}
maxAmount(row: ReceivePaymentItem, index: number) {
const array = this.form.get('amounts') as FormArray;
const ctrl = array.controls[index].get('amount') as FormControl;
ctrl.setValue('' + (row.amount + this.balance));
}
}