import frappe from 'frappe';
import Doc from 'frappe/model/doc';
import {
  Action,
  DefaultMap,
  FiltersMap,
  ListViewSettings,
} from 'frappe/model/types';
import { DateTime } from 'luxon';
import { getLedgerLinkAction } from 'models/helpers';
import Money from 'pesa/dist/types/src/money';
import { LedgerPosting } from '../../../accounting/ledgerPosting';

export class JournalEntry extends Doc {
  accounts: Doc[] = [];

  getPosting() {
    const entries = new LedgerPosting({ reference: this });

    for (const row of this.accounts) {
      const debit = row.debit as Money;
      const credit = row.credit as Money;
      const account = row.account as string;

      if (!debit.isZero()) {
        entries.debit(account, debit);
      } else if (!credit.isZero()) {
        entries.credit(account, credit);
      }
    }

    return entries;
  }

  beforeUpdate() {
    this.getPosting().validateEntries();
  }

  beforeInsert() {
    this.getPosting().validateEntries();
  }

  async beforeSubmit() {
    await this.getPosting().post();
  }

  async afterRevert() {
    await this.getPosting().postReverse();
  }

  defaults: DefaultMap = {
    date: () => DateTime.local().toISODate(),
  };

  static filters: FiltersMap = {
    numberSeries: () => ({ referenceType: 'JournalEntry' }),
  };

  static actions: Action[] = [getLedgerLinkAction()];

  static listSettings: ListViewSettings = {
    formRoute: (name) => `/edit/JournalEntry/${name}`,
    columns: [
      'date',
      {
        label: frappe.t`Status`,
        fieldtype: 'Select',
        size: 'small',
        render(doc) {
          let status = 'Draft';
          let color = 'gray';
          if (doc.submitted) {
            color = 'green';
            status = 'Submitted';
          }

          if (doc.cancelled) {
            color = 'red';
            status = 'Cancelled';
          }

          return {
            template: `<Badge class="text-xs" color="${color}">${status}</Badge>`,
          };
        },
      },
      {
        label: frappe.t`Entry ID`,
        fieldtype: 'Data',
        fieldname: 'name',
        getValue(doc) {
          return doc.name as string;
        },
      },
      'entryType',
      'referenceNumber',
    ],
  };
}