<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Account;
use App\Payment;
use App\Returns;
use App\ReturnPurchase;
use App\Expense;
use App\Payroll;
use DB;
use Illuminate\Validation\Rule;
use Spatie\Permission\Models\Role;
use Spatie\Permission\Models\Permission;
use Auth;


class AccountsController extends Controller
{
    public function index()
    {
        $role = Role::find(Auth::user()->role_id);
        if($role->hasPermissionTo('account-index')){
            $lims_account_all = Account::where('is_active', true)->get();
            return view('account.index', compact('lims_account_all'));
        }
        else
            return redirect()->back()->with('not_permitted', 'Sorry! You are not allowed to access this module');
    }

    public function create()
    {
        //
    }

    public function store(Request $request)
    {
        $this->validate($request, [
            'account_no' => [
                'max:255',
                    Rule::unique('accounts')->where(function ($query) {
                    return $query->where('is_active', 1);
                }),
            ],
        ]);

        $lims_account_data = Account::where('is_active', true)->first();
        $data = $request->all();
        if($data['initial_balance'])
            $data['total_balance'] = $data['initial_balance'];
        else
            $data['total_balance'] = 0;
        if(!$lims_account_data)
            $data['is_default'] = 1;
        $data['is_active'] = true;
        Account::create($data);
        return redirect('accounts')->with('message', 'Account created successfully');
    }

    public function makeDefault($id)
    {
        $lims_account_data = Account::where('is_default', true)->first();
        $lims_account_data->is_default = false;
        $lims_account_data->save();

        $lims_account_data = Account::find($id);
        $lims_account_data->is_default = true;
        $lims_account_data->save();

        return 'Account set as default successfully';
    }

    public function edit($id)
    {
        //
    }

    public function update(Request $request, $id)
    {
        $this->validate($request, [
            'account_no' => [
                'max:255',
                    Rule::unique('accounts')->ignore($request->account_id)->where(function ($query) {
                    return $query->where('is_active', 1);
                }),
            ],
        ]);

        $data = $request->all();
        $lims_account_data = Account::find($data['account_id']);
        if($data['initial_balance'])
            $data['total_balance'] = $data['initial_balance'];
        else
            $data['total_balance'] = 0;
        $lims_account_data->update($data);
        return redirect('accounts')->with('message', 'Account updated successfully');
    }

    public function balanceSheet()
    {
        $role = Role::find(Auth::user()->role_id);
        if($role->hasPermissionTo('balance-sheet')){
            $lims_account_list = Account::where('is_active', true)->get();
            $debit = [];
            $credit = [];
            foreach ($lims_account_list as $account) {
                $payment_recieved = Payment::whereNotNull('sale_id')->where('account_id', $account->id)->sum('amount');
                $payment_sent = Payment::whereNotNull('purchase_id')->where('account_id', $account->id)->sum('amount');
                $returns = DB::table('returns')->where('account_id', $account->id)->sum('grand_total');
                $return_purchase = DB::table('return_purchases')->where('account_id', $account->id)->sum('grand_total');
                $expenses = DB::table('expenses')->where('account_id', $account->id)->sum('amount');
                $payrolls = DB::table('payrolls')->where('account_id', $account->id)->sum('amount');

                $credit[] = $payment_recieved + $return_purchase + $account->initial_balance;
                $debit[] = $payment_sent + $returns + $expenses + $payrolls;
            }
            return view('account.balance_sheet', compact('lims_account_list', 'debit', 'credit'));
        }
        else
            return redirect()->back()->with('not_permitted', 'Sorry! You are not allowed to access this module');
    }

    public function accountStatement(Request $request)
    {
        $data = $request->all();
        $lims_account_data = Account::find($data['account_id']);
        $credit_list = [];
        $debit_list = [];
        $expense_list = [];
        $return_list = [];
        if($data['type'] == '0' || $data['type'] == '2'){
            $credit_list = Payment::whereNotNull('sale_id')->where('account_id', $data['account_id'])->whereDate('created_at', '>=' , $data['start_date'])->whereDate('created_at', '<=' , $data['end_date'])->get();
        }
        if($data['type'] == '0' || $data['type'] == '1'){
            $debit_list = Payment::whereNotNull('purchase_id')->where('account_id', $data['account_id'])->whereDate('created_at', '>=' , $data['start_date'])->whereDate('created_at', '<=' , $data['end_date'])->get();

            $expense_list = Expense::where('account_id', $data['account_id'])->whereDate('created_at', '>=' , $data['start_date'])->whereDate('created_at', '<=' , $data['end_date'])->get();

            $return_list = Returns::where('account_id', $data['account_id'])->whereDate('created_at', '>=' , $data['start_date'])->whereDate('created_at', '<=' , $data['end_date'])->get();

            $purchase_return_list = ReturnPurchase::where('account_id', $data['account_id'])->whereDate('created_at', '>=' , $data['start_date'])->whereDate('created_at', '<=' , $data['end_date'])->get();

            $payroll_list = Payroll::where('account_id', $data['account_id'])->whereDate('created_at', '>=' , $data['start_date'])->whereDate('created_at', '<=' , $data['end_date'])->get();
        }
        $balance = 0;
        return view('account.account_statement', compact('lims_account_data', 'credit_list', 'debit_list', 'expense_list', 'return_list', 'purchase_return_list', 'payroll_list', 'balance'));
    }

    public function destroy($id)
    {
        if(!env('USER_VERIFIED'))
            return redirect()->back()->with('not_permitted', 'This feature is disable for demo!');
        $lims_account_data = Account::find($id);
        if(!$lims_account_data->is_default){
            $lims_account_data->is_active = false;
            $lims_account_data->save();
            return redirect('accounts')->with('not_permitted', 'Account deleted successfully!');
        }
        else
            return redirect('accounts')->with('not_permitted', 'Please make another account default first!');
    }
}
