<?php

namespace Modules\PatientFinance\Services;

use Illuminate\Http\Request;
use Streamline\Models\ChartOfAccount;
use Streamline\Models\TrackReceipt;
use Streamline\Models\OrderedInvestigation;
use Modules\PatientFinance\Services\DepositHelpers;

class InvestigationsDeposit {
	public function store_payment(Request $request) {
        $patient_id = $request->patient_id;
        $episode_id = $request->episode_id;
        $investigation_ids_array = explode(",", $request->investigation_ids);
        $order_ids_array = explode(",", $request->order_ids);
        $investigation_amounts_array = $request->investigation_amount;
        $tag_id = 2;

        // update the track_receipt table to include created receipt
        $track_receipts = new TrackReceipt;
        $track_receipts->created_by = auth()->user()->id;
        $track_receipts->reason = 'Investigations';
        $track_receipts->save();
        $receipt_number = sprintf("%04u", $track_receipts->id);

        // update the chart of accounts balance for each service item
        for($i = 0; $i < count($investigation_ids_array); $i++){
            $investigation_account = get_name($investigation_ids_array[$i], "id", "account_id", "investigations");
            $account_balance = get_name($investigation_account, "id", "balance", "chart_of_accounts");

            $new_balance = $account_balance + $investigation_amounts_array[$i];
            ChartOfAccount::where(['id' => $investigation_account])->update(['balance' => $new_balance]);
        }

        // check if donor discounts have been applied using null and insert into table
        if($request->donor_discount){
            DepositHelpers::donor_discount_details($patient_id, $episode_id, $receipt_number, $request->patient_discount_amount, $request->donor_to_pay, $request->hospital_to_pay_selected_discount, $request->donor_discount, $request->donor_id, $tag_id);
        }

        // add patient to debtors if balance is more than 0
        if ($request->balance > 0){
            DepositHelpers::debt($patient_id,$episode_id,$request->balance,$receipt_number,$tag_id);
        }

        // register one off discount
        if ($request->one_off_discount > 0){
            DepositHelpers::patient_one_off_discount($patient_id,$episode_id,$request->one_off_discount,$tag_id,$request->one_off_discount_memo, $receipt_number);
        }

        // patient category discount flag
        $discount_status = 0;

        // check if patient has a discount amount more than zero and pay later is not available to them
        // this discount amount is represented as hospital to pay general
        if($request->hospital_to_pay_general_discount > 0){
            // change discount status
            $discount_status = 1;

            // add to discounts table
            DepositHelpers::discount($request->hospital_to_pay_general_discount,$patient_id, $episode_id,$receipt_number,'Investigations');
        }

        // is_invoice flag for receipt purposes. Default is 0 for no
        $is_invoice = 0;

        // check if patient category is of type pay later to generate invoice for that category or to add to normal service payments table
        if($request->pay_later == 1){
            // change invoice flag to show that it is an invoice
            $is_invoice = 1;
            // create a new invoice
            DepositHelpers::patient_category_invoice($request->patient_category_id, $patient_id,$episode_id,implode(',', $investigation_amounts_array),implode(',', $investigation_ids_array),$receipt_number,$tag_id,null, $request->patient_category_to_pay, date('Y-m-d'), implode(",", $order_ids_array));

            // for co-payment people with some cash
            if ($request->patient_to_pay > 0) {
                DepositHelpers::investigation_payment($patient_id, $episode_id, implode(',', $investigation_ids_array), implode(',', $investigation_amounts_array), $discount_status, $receipt_number, $request->patient_to_pay, implode(",", $order_ids_array), $request->wallets_amount);
            }
        } else {
            // create a new investigation payment record
            DepositHelpers::investigation_payment($patient_id, $episode_id, implode(',', $investigation_ids_array), implode(',', $investigation_amounts_array), $discount_status, $receipt_number, $request->patient_to_pay, implode(",", $order_ids_array), $request->wallets_amount);
        }

        // update the payment status for the ordered ids to paid
        for($i = 0; $i < count($order_ids_array); $i++){
            OrderedInvestigation::where(['id' => $order_ids_array[$i]])->update(['payment_status' => 1]);
        }

        return $is_invoice . "," . $receipt_number;
	}
}