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			335 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			335 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * Invoice Ninja (https://invoiceninja.com).
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 *
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 * @link https://github.com/invoiceninja/invoiceninja source repository
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 *
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 * @copyright Copyright (c) 2023. Invoice Ninja LLC (https://invoiceninja.com)
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 *
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 * @license https://www.elastic.co/licensing/elastic-license
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 */
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namespace App\Services\Client;
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use App\Utils\Number;
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use App\Models\Client;
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use App\Models\Credit;
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use App\Models\Invoice;
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use App\Models\Payment;
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use App\Services\Email\Email;
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use App\Utils\Traits\MakesDates;
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use Illuminate\Support\Facades\DB;
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use App\Services\Email\EmailObject;
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use App\Utils\Traits\GeneratesCounter;
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use Illuminate\Mail\Mailables\Address;
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use Illuminate\Database\QueryException;
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class ClientService
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{
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    use MakesDates;
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    use GeneratesCounter;
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    private string $client_start_date;
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    private string $client_end_date;
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    private bool $completed = true;
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    public function __construct(private Client $client)
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    {
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    }
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    public function calculateBalance(?Invoice $invoice = null)
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    {
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        $balance = Invoice::withTrashed()
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                          ->where('client_id', $this->client->id)
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                          ->whereIn('status_id', [Invoice::STATUS_SENT, Invoice::STATUS_PARTIAL])
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                          ->where('is_deleted', false)
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                          ->sum('balance');
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        $pre_client_balance = $this->client->balance;
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        try {
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            DB::connection(config('database.default'))->transaction(function () use ($balance) {
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                $this->client = Client::withTrashed()->where('id', $this->client->id)->lockForUpdate()->first();
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                $this->client->balance = $balance;
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                $this->client->saveQuietly();
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            }, 2);
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        } catch (\Throwable $throwable) {
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            nlog("DB ERROR " . $throwable->getMessage());
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        }
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        if($invoice && floatval($this->client->balance)  != floatval($pre_client_balance)) {
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            $diff = $this->client->balance - $pre_client_balance;
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            $invoice->ledger()->insertInvoiceBalance($diff, $this->client->balance, "Update Adjustment Invoice # {$invoice->number} => {$diff}");
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        }
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        return $this;
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    }
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    /**
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     * Seeing too many race conditions under heavy load here.
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     *
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     * @param  float $amount
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     * @return ClientService
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     */
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    public function updateBalance(float $amount)
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    {
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        try {
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            DB::connection(config('database.default'))->transaction(function () use ($amount) {
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                $this->client = Client::withTrashed()->where('id', $this->client->id)->lockForUpdate()->first();
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                $this->client->balance += $amount;
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                $this->client->saveQuietly();
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            }, 2);
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        } catch (\Throwable $throwable) {
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            if (DB::connection(config('database.default'))->transactionLevel() > 0) {
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                DB::connection(config('database.default'))->rollBack();
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            }
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        } catch(\Exception $exception) {
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            if (DB::connection(config('database.default'))->transactionLevel() > 0) {
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                DB::connection(config('database.default'))->rollBack();
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            }
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        }
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        return $this;
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    }
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    public function updateBalanceAndPaidToDate(float $balance, float $paid_to_date)
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    {
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        try {
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            DB::connection(config('database.default'))->transaction(function () use ($balance, $paid_to_date) {
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                $this->client = Client::withTrashed()->where('id', $this->client->id)->lockForUpdate()->first();
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                $this->client->balance += $balance;
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                $this->client->paid_to_date += $paid_to_date;
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                $this->client->saveQuietly();
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            }, 2);
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        } catch (\Throwable $throwable) {
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            nlog("DB ERROR " . $throwable->getMessage());
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            if (DB::connection(config('database.default'))->transactionLevel() > 0) {
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                DB::connection(config('database.default'))->rollBack();
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            }
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        } catch(\Exception $exception) {
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            nlog("DB ERROR " . $exception->getMessage());
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            if (DB::connection(config('database.default'))->transactionLevel() > 0) {
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                DB::connection(config('database.default'))->rollBack();
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            }
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        }
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        return $this;
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    }
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    public function updatePaidToDate(float $amount)
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    {
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        try {
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            DB::connection(config('database.default'))->transaction(function () use ($amount) {
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                $this->client = Client::withTrashed()->where('id', $this->client->id)->lockForUpdate()->first();
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                $this->client->paid_to_date += $amount;
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                $this->client->saveQuietly();
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            }, 2);
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        } catch (\Throwable $throwable) {
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            nlog("DB ERROR " . $throwable->getMessage());
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            if (DB::connection(config('database.default'))->transactionLevel() > 0) {
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                DB::connection(config('database.default'))->rollBack();
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            }
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        } catch(\Exception $exception) {
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            nlog("DB ERROR " . $exception->getMessage());
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            if (DB::connection(config('database.default'))->transactionLevel() > 0) {
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                DB::connection(config('database.default'))->rollBack();
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            }
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        }
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        return $this;
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    }
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    public function applyNumber(): self
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    {
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        $x = 1;
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        if(isset($this->client->number)) {
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            return $this;
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        }
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        do {
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            try {
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                $this->client->number = $this->getNextClientNumber($this->client);
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                $this->client->saveQuietly();
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                $this->completed = false;
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            } catch (QueryException $e) {
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                $x++;
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                if ($x > 10) {
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                    $this->completed = false;
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                }
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            }
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        } while ($this->completed);
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        return $this;
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    }
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    public function updatePaymentBalance()
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    {
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        $amount = Payment::query()->where('client_id', $this->client->id)
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                        ->where('is_deleted', 0)
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                        ->whereIn('status_id', [Payment::STATUS_COMPLETED, Payment::STATUS_PENDING, Payment::STATUS_PARTIALLY_REFUNDED, Payment::STATUS_REFUNDED])
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                        ->selectRaw('SUM(payments.amount - payments.applied) as amount')->first()->amount ?? 0;
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        DB::connection(config('database.default'))->transaction(function () use ($amount) {
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            $this->client = Client::withTrashed()->where('id', $this->client->id)->lockForUpdate()->first();
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            $this->client->payment_balance = $amount;
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            $this->client->saveQuietly();
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        }, 2);
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        return $this;
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    }
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    public function adjustCreditBalance(float $amount)
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    {
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        $this->client->credit_balance += $amount;
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        return $this;
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    }
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    public function getCreditBalance(): float
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    {
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        $credits = Credit::withTrashed()->where('client_id', $this->client->id)
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                      ->where('is_deleted', false)
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                      ->where(function ($query) {
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                          $query->whereDate('due_date', '<=', now()->format('Y-m-d'))
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                                  ->orWhereNull('due_date');
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                      })
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                      ->orderBy('created_at', 'ASC');
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        return Number::roundValue($credits->sum('balance'), $this->client->currency()->precision);
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    }
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    public function getCredits()
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    {
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        return Credit::query()->where('client_id', $this->client->id)
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                  ->where('is_deleted', false)
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                  ->where('balance', '>', 0)
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                  ->where(function ($query) {
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                      $query->whereDate('due_date', '<=', now()->format('Y-m-d'))
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                              ->orWhereNull('due_date');
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                  })
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                  ->orderBy('created_at', 'ASC')->get();
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    }
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    public function getPaymentMethods(float $amount)
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    {
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        return (new PaymentMethod($this->client, $amount))->run();
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    }
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    public function merge(Client $mergable_client)
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    {
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        $this->client = (new Merge($this->client, $mergable_client))->run();
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        return $this;
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    }
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    /**
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     * Generate the client statement.
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     *
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     * @param array $options
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     * @param bool $send_email determines if we should send this statement direct to the client
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     */
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    public function statement(array $options = [], bool $send_email = false)
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    {
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        $statement = (new Statement($this->client, $options));
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        $pdf = $statement->run();
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        if ($send_email) {
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            // If selected, ignore clients that don't have any invoices to put on the statement.
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            if (!empty($options['only_clients_with_invoices']) && $statement->getInvoices()->count() == 0) {
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                return false;
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            }
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            $this->emailStatement($pdf, $statement->options);
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            return;
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        }
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        return $pdf;
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    }
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    /**
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     * Emails the statement to the client
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     *
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     * @param  mixed $pdf     The pdf blob
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     * @param  array  $options The statement options array
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     */
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    private function emailStatement($pdf, array $options): void
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    {
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        $this->client_start_date = $this->translateDate($options['start_date'], $this->client->date_format(), $this->client->locale());
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        $this->client_end_date = $this->translateDate($options['end_date'], $this->client->date_format(), $this->client->locale());
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        $email_object = $this->buildStatementMailableData($pdf);
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        Email::dispatch($email_object, $this->client->company);
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    }
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    /**
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     * Builds and returns an EmailObject for Client Statements
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     *
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     * @param  mixed $pdf       The PDF to send
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     * @return EmailObject      The EmailObject to send
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     */
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    public function buildStatementMailableData($pdf): EmailObject
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    {
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        $email = $this->client->present()->email();
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        $email_object = new EmailObject();
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        $email_object->to = [new Address($email, $this->client->present()->name())];
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        $cc_contacts = $this->client
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                            ->contacts()
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                            ->where('send_email', true)
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                            ->where('email', '!=', $email)
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                            ->get();
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        foreach ($cc_contacts as $contact) {
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            $email_object->cc[] = new Address($contact->email, $contact->present()->name());
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        }
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        $invoice = $this->client->invoices()->whereHas('invitations')->first();
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        $email_object->attachments = [['file' => base64_encode($pdf), 'name' => ctrans('texts.statement') . ".pdf"]];
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        $email_object->client_id = $this->client->id;
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        $email_object->entity_class = Invoice::class;
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        $email_object->entity_id = $invoice->id ?? null;
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        $email_object->invitation_id = $invoice->invitations->first()->id ?? null;
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        $email_object->email_template_subject = 'email_subject_statement';
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        $email_object->email_template_body = 'email_template_statement';
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        $email_object->variables = [
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            '$client' => $this->client->present()->name(),
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            '$start_date' => $this->client_start_date,
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            '$end_date' => $this->client_end_date,
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        ];
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        return $email_object;
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    }
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    /**
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     * Saves the client instance
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     *
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     * @return Client The Client Model
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     */
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    public function save(): Client
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    {
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        $this->client->saveQuietly();
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        return $this->client->fresh();
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    }
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}
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