/**
 * 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, ReactiveFormsModule } from '@angular/forms';
import { ActivatedRoute, Router, RouterLink } from '@angular/router';
import { Dates } from 'app/core/utils/dates';
import { AlertService } from 'app/core/alert/alert.service';

/** Custom Services */
import { FixedDepositsService } from 'app/deposits/fixed-deposits/fixed-deposits.service';
import { SettingsService } from 'app/settings/settings.service';
import { CdkTextareaAutosize } from '@angular/cdk/text-field';
import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';

/**
 * Approve Fixed Deposits Account Component
 */
@Component({
  selector: 'mifosx-approve-fixed-deposits-account',
  templateUrl: './approve-fixed-deposits-account.component.html',
  styleUrls: ['./approve-fixed-deposits-account.component.scss'],
  imports: [
    ...STANDALONE_SHARED_IMPORTS,
    CdkTextareaAutosize
  ]
})
export class ApproveFixedDepositsAccountComponent implements OnInit {
  private formBuilder = inject(UntypedFormBuilder);
  private fixedDepositsService = inject(FixedDepositsService);
  private dateUtils = inject(Dates);
  private route = inject(ActivatedRoute);
  private router = inject(Router);
  private settingsService = inject(SettingsService);
  private alertService = inject(AlertService);

  /** Minimum date allowed. */
  minDate = new Date(2000, 0, 1);
  /** Maximum date allowed. */
  maxDate = new Date();
  /** Approve Fixed Deposits Account form. */
  approveFixedDepositsAccountForm: UntypedFormGroup;
  /** Fixed Deposits Account Id */
  accountId: any;

  /**
   * @param {FormBuilder} formBuilder Form Builder
   * @param {FixedDepositsService} fixedDepositsService Fixed Deposits Service
   * @param {Dates} dateUtils Date Utils
   * @param {ActivatedRoute} route Activated Route
   * @param {Router} router Router
   * @param {SettingsService} settingsService Settings Service
   */
  constructor() {
    this.accountId = this.route.parent.snapshot.params['fixedDepositAccountId'];
  }

  /**
   * Creates the approve fixed deposits form.
   */
  ngOnInit() {
    this.maxDate = this.settingsService.businessDate;
    this.createApproveFixedDepositsAccountForm();
  }

  /**
   * Creates the approve fixed deposits account form.
   */
  createApproveFixedDepositsAccountForm() {
    this.approveFixedDepositsAccountForm = this.formBuilder.group({
      approvedOnDate: [
        '',
        Validators.required
      ],
      note: ['']
    });
  }

  /**
   * Submits the form, approves the fixed deposit account, then immediately activates it on the
   * same date -- Approve and Activate are still two separate Fineract commands underneath (each
   * shows up in the audit trail), but the officer only sees and clicks through one step.
   */
  submit() {
    const approveFixedDepositsAccountFormData = this.approveFixedDepositsAccountForm.value;
    const locale = this.settingsService.language.code;
    const dateFormat = this.settingsService.dateFormat;
    const prevApprovedOnDate: Date = this.approveFixedDepositsAccountForm.value.approvedOnDate;
    if (approveFixedDepositsAccountFormData.approvedOnDate instanceof Date) {
      approveFixedDepositsAccountFormData.approvedOnDate = this.dateUtils.formatDate(prevApprovedOnDate, dateFormat);
    }
    const data = {
      ...approveFixedDepositsAccountFormData,
      dateFormat,
      locale
    };
    this.fixedDepositsService
      .executeFixedDepositsAccountCommand(this.accountId, 'approve', data)
      .subscribe((response: any) => {
        // Parked in the Checker Inbox rather than executed (HTTP 200 with rollbackTransaction: true).
        // The account is therefore still pending, so chaining activation onto it would be applied to an
        // unapproved account -- stop here and say what is actually waiting.
        if (response?.rollbackTransaction) {
          this.alertService.alert({
            type: 'Success',
            message:
              'This approval has been sent for checker approval. The account stays pending until a checker approves it.'
          });
          this.router.navigate(['../../'], { relativeTo: this.route });
          return;
        }
        const activationData = {
          activatedOnDate: approveFixedDepositsAccountFormData.approvedOnDate,
          dateFormat,
          locale
        };
        this.fixedDepositsService
          .executeFixedDepositsAccountCommand(this.accountId, 'activate', activationData)
          .subscribe(() => {
            this.router.navigate(['../../'], { relativeTo: this.route });
          });
      });
  }
}