feat(accounting): migrate opening balances (#277)

Add migrate opening balances component to set the opening balances for GL Accounts for a branch or entire organisation.
2018-08-08 14:29:00 +05:30
parent 314fd2b537
commit 4be4cb9a68
8 changed files with 290 additions and 5 deletions
@@ -0,0 +1,121 @@
+import { Component, OnInit } from '@angular/core';
+import { FormGroup, FormBuilder, Validators, FormArray, ValidatorFn, ValidationErrors } from '@angular/forms';
+
+import { AccountingService } from '../accounting.service';
+
+const onlyOneOfTheFieldsIsRequiredValidator: ValidatorFn = (glAccountEntriesForm: FormGroup): ValidationErrors | null => {
+  const debit = glAccountEntriesForm.controls.debit.value;
+  const credit = glAccountEntriesForm.controls.credit.value;
+  return ((debit || credit) && !(debit && credit)) ? null : { 'error': true };
+};
+
+@Component({
+  selector: 'mifosx-migrate-opening-balances',
+  templateUrl: './migrate-opening-balances.component.html',
+  styleUrls: ['./migrate-opening-balances.component.scss']
+})
+export class MigrateOpeningBalancesComponent implements OnInit {
+
+  minDate = new Date(2000, 0, 1);
+  maxDate = new Date();
+  openingBalancesForm: FormGroup;
+  openingBalancesData: any;
+  officeData: any;
+  currencyData: any;
+
+  debitsSum = 0;
+  creditsSum = 0;
+
+  constructor(private accountingService: AccountingService,
+              private formBuilder: FormBuilder) { }
+
+  ngOnInit() {
+    this.createOpeningBalancesForm();
+    this.getOffices();
+    this.getCurrencies();
+  }
+
+  getOffices() {
+    this.accountingService.getOffices().subscribe(officeData => {
+      this.officeData = officeData;
+    });
+  }
+
+  getCurrencies() {
+    this.accountingService.getCurrencies().subscribe(currencyData => {
+      this.currencyData = currencyData.selectedCurrencyOptions;
+    });
+  }
+
+  createOpeningBalancesForm() {
+    this.openingBalancesForm = this.formBuilder.group({
+      'officeId': ['', Validators.required],
+      'currencyCode': ['', Validators.required],
+      'transactionDate': ['', Validators.required],
+      'glAccountEntries': this.formBuilder.array([])
+    });
+  }
+
+  createGLAccountEntryForm(glAccount: any): FormGroup {
+    return this.formBuilder.group({
+      'glAccountId': [glAccount.glAccountId],
+      'debit': [null],
+      'credit': [null]
+    }, { validator: onlyOneOfTheFieldsIsRequiredValidator });
+  }
+
+  getFormArrayData(type: string): FormArray {
+    return <FormArray>this.openingBalancesForm.get(type);
+  }
+
+  retrieveOpeningBalances() {
+    this.accountingService.retrieveOpeningBalances(this.openingBalancesForm.value.officeId)
+      .subscribe((openingBalancesData: any) => {
+        const entry = this.openingBalancesForm.get('glAccountEntries') as FormArray;
+        openingBalancesData.glAccounts = openingBalancesData.assetAccountOpeningBalances
+          .concat(openingBalancesData.liabityAccountOpeningBalances, openingBalancesData.equityAccountOpeningBalances, openingBalancesData.incomeAccountOpeningBalances, openingBalancesData.expenseAccountOpeningBalances);
+        openingBalancesData.glAccounts.forEach((glAccount: any) => {
+            entry.push(this.createGLAccountEntryForm(glAccount));
+          });
+        this.openingBalancesData = openingBalancesData;
+
+        entry.valueChanges.subscribe(() => {
+          this.debitsSum = 0;
+          this.creditsSum = 0;
+          entry.controls.forEach(value => {
+            this.debitsSum += value.value.debit;
+            this.creditsSum += value.value.credit;
+          });
+        });
+      });
+  }
+
+  submit() {
+    // TODO: Validate
+    if (this.openingBalancesForm.status !== 'INVALID') {
+      const openingBalances = this.openingBalancesForm.value;
+      // TODO: Update once language and date settings are setup
+      openingBalances.locale = 'en';
+      openingBalances.dateFormat = 'dd MMMM yyyy';
+      openingBalances.transactionDate = '07 August 2018';
+      openingBalances.debits = [];
+      openingBalances.credits = [];
+      this.openingBalancesForm.value.glAccountEntries.forEach((entry: any) => {
+        if (entry.debit) {
+          openingBalances.debits.push({ glAccountId: entry.glAccountId, amount: entry.debit });
+        }
+        if (entry.credit) {
+          openingBalances.credits.push({ glAccountId: entry.glAccountId, amount: entry.credit });
+        }
+      });
+      delete openingBalances.glAccountEntries;
+      this.accountingService.defineOpeningBalances(openingBalances)
+        .subscribe((response: any) => {
+          console.log(response);
+        });
+    } else {
+      console.log('Errors exist in form!');
+    }
+  }
+
+}