/**
 * Copyright since 2025 Mifos Initiative
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

/** Angular Imports */
import { Component, OnInit, inject } from '@angular/core';
import {
  UntypedFormGroup,
  UntypedFormBuilder,
  Validators,
  UntypedFormControl,
  ReactiveFormsModule
} from '@angular/forms';
import { ActivatedRoute, Router, RouterLink } from '@angular/router';
import { Dates } from 'app/core/utils/dates';

/** Custom Services */
import { SavingsService } from 'app/savings/savings.service';
import { SettingsService } from 'app/settings/settings.service';
import { MatCheckbox } from '@angular/material/checkbox';
import { MatSlideToggle } from '@angular/material/slide-toggle';
import { CdkTextareaAutosize } from '@angular/cdk/text-field';
import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';

/**
 * Close Savings Account Component
 */
@Component({
  selector: 'mifosx-close-savings-account',
  templateUrl: './close-savings-account.component.html',
  styleUrls: ['./close-savings-account.component.scss'],
  imports: [
    ...STANDALONE_SHARED_IMPORTS,
    MatCheckbox,
    MatSlideToggle,
    CdkTextareaAutosize
  ]
})
export class CloseSavingsAccountComponent implements OnInit {
  private formBuilder = inject(UntypedFormBuilder);
  private savingsService = inject(SavingsService);
  private dateUtils = inject(Dates);
  private route = inject(ActivatedRoute);
  private router = inject(Router);
  private settingsService = inject(SettingsService);

  /** Minimum date allowed. */
  minDate = new Date(2000, 0, 1);
  /** Maximum date allowed. */
  maxDate = new Date();
  /** Close Savings Account form. */
  closeSavingsAccountForm: UntypedFormGroup;
  /** Savings Account Id */
  accountId: any;
  /** Flag to enable payment details fields. */
  addPaymentDetailsFlag = false;
  /** Payment Type Options */
  paymentTypeOptions: any;
  /** Transaction Amount */
  transactionAmount: any;

  /**
   * @param {FormBuilder} formBuilder Form Builder
   * @param {SavingsService} savingsService Savings Service
   * @param {Dates} dateUtils Date Utils
   * @param {ActivatedRoute} route Activated Route
   * @param {Router} router Router
   * @param {SettingsService} settingsService Setting service
   */
  constructor() {
    this.route.data.subscribe((data: { savingsAccountActionData: any }) => {
      this.paymentTypeOptions = data.savingsAccountActionData[0].paymentTypeOptions;
      this.transactionAmount = data.savingsAccountActionData[1].summary.accountBalance;
    });
    this.accountId = this.route.snapshot.params['savingAccountId'];
  }

  /**
   * Creates the close savings form.
   */
  ngOnInit() {
    this.maxDate = this.settingsService.businessDate;
    this.createCloseSavingsAccountForm();
    this.buildDependencies();
  }

  /**
   * Creates the close savings account form.
   */
  createCloseSavingsAccountForm() {
    this.closeSavingsAccountForm = this.formBuilder.group({
      closedOnDate: [
        '',
        Validators.required
      ],
      withdrawBalance: [false],
      postInterestValidationOnClosure: [false],
      note: ['']
    });
  }

  /**
   * Subscribe to value changes of withdraw balance checkbox.
   */
  buildDependencies() {
    this.closeSavingsAccountForm.get('withdrawBalance').valueChanges.subscribe((value: boolean) => {
      if (value) {
        this.closeSavingsAccountForm.addControl(
          'amount',
          new UntypedFormControl({ value: this.transactionAmount, disabled: true })
        );
        this.closeSavingsAccountForm.addControl('paymentTypeId', new UntypedFormControl(''));
      } else {
        this.closeSavingsAccountForm.removeControl('amount');
        this.closeSavingsAccountForm.removeControl('paymentTypeId');
      }
    });
  }

  /**
   * Method to add payment detail fields to the UI.
   */
  addPaymentDetails() {
    this.addPaymentDetailsFlag = !this.addPaymentDetailsFlag;
    if (this.addPaymentDetailsFlag) {
      this.closeSavingsAccountForm.addControl('accountNumber', new UntypedFormControl(''));
      this.closeSavingsAccountForm.addControl('checkNumber', new UntypedFormControl(''));
      this.closeSavingsAccountForm.addControl('routingCode', new UntypedFormControl(''));
      this.closeSavingsAccountForm.addControl('receiptNumber', new UntypedFormControl(''));
      this.closeSavingsAccountForm.addControl('bankNumber', new UntypedFormControl(''));
    } else {
      this.closeSavingsAccountForm.removeControl('accountNumber');
      this.closeSavingsAccountForm.removeControl('checkNumber');
      this.closeSavingsAccountForm.removeControl('routingCode');
      this.closeSavingsAccountForm.removeControl('receiptNumber');
      this.closeSavingsAccountForm.removeControl('bankNumber');
    }
  }

  /**
   * Submits the form and closes the saving account,
   * if successful redirects to the saving account.
   */
  submit() {
    const closeSavingsAccountFormData = this.closeSavingsAccountForm.value;
    const locale = this.settingsService.language.code;
    const dateFormat = this.settingsService.dateFormat;
    const prevClosedOnDate: Date = this.closeSavingsAccountForm.value.closedOnDate;
    if (closeSavingsAccountFormData.closedOnDate instanceof Date) {
      closeSavingsAccountFormData.closedOnDate = this.dateUtils.formatDate(prevClosedOnDate, dateFormat);
    }
    const data = {
      ...closeSavingsAccountFormData,
      dateFormat,
      locale
    };
    this.savingsService.executeSavingsAccountCommand(this.accountId, 'close', data).subscribe(() => {
      this.router.navigate(['../../transactions'], { relativeTo: this.route });
    });
  }
}