142 lines
4.4 KiB
PHP
142 lines
4.4 KiB
PHP
<?php
|
|
|
|
namespace App\Models;
|
|
|
|
use Illuminate\Database\Eloquent\Concerns\HasUuids;
|
|
use Illuminate\Database\Eloquent\Factories\HasFactory;
|
|
use Illuminate\Database\Eloquent\Model;
|
|
use Illuminate\Database\Eloquent\Relations\HasManyThrough;
|
|
|
|
class Contract extends Model
|
|
{
|
|
use HasUuids, HasFactory;
|
|
|
|
protected $guarded = [];
|
|
|
|
protected $casts = [
|
|
'metadata' => 'array',
|
|
'discount_details' => 'array',
|
|
'calculation_log' => 'array',
|
|
'total_value' => 'decimal:2',
|
|
'land_value' => 'decimal:2',
|
|
'foundation_value' => 'decimal:2',
|
|
'total_value_with_foundation' => 'decimal:2',
|
|
'paid_amount' => 'decimal:2',
|
|
'remaining_amount' => 'decimal:2',
|
|
'excess_amount' => 'decimal:2',
|
|
'signing_date' => 'date',
|
|
'sale_date' => 'date',
|
|
'hql_confirmation_date' => 'date',
|
|
];
|
|
|
|
public function product()
|
|
{
|
|
return $this->belongsTo(Product::class);
|
|
}
|
|
|
|
public function paymentTemplate()
|
|
{
|
|
return $this->belongsTo(PaymentTemplate::class);
|
|
}
|
|
|
|
public function customers()
|
|
{
|
|
return $this->belongsToMany(Customer::class, 'contract_customers')
|
|
->using(ContractCustomer::class)
|
|
->withPivot('id', 'role', 'transfer_order')
|
|
->withTimestamps();
|
|
}
|
|
|
|
public function appendices()
|
|
{
|
|
return $this->hasMany(Appendix::class);
|
|
}
|
|
|
|
public function paymentSchedule()
|
|
{
|
|
return $this->hasOne(PaymentSchedule::class);
|
|
}
|
|
|
|
public function scheduleItems(): HasManyThrough
|
|
{
|
|
return $this->hasManyThrough(
|
|
PaymentScheduleItem::class,
|
|
PaymentSchedule::class,
|
|
'contract_id',
|
|
'schedule_id',
|
|
'id',
|
|
'id'
|
|
);
|
|
}
|
|
|
|
public function payments()
|
|
{
|
|
return $this->hasMany(Payment::class);
|
|
}
|
|
|
|
public function paymentFines()
|
|
{
|
|
return $this->hasMany(PaymentFine::class);
|
|
}
|
|
|
|
/**
|
|
* Giá trị sau chiết khấu (qua PriceCalculationService).
|
|
*/
|
|
public function getFinalValueAttribute(): float
|
|
{
|
|
if ($this->calculation_log) {
|
|
return (float) ($this->calculation_log['final_values']['total_payment'] ?? 0);
|
|
}
|
|
|
|
// Fallback: tính nhanh nếu chưa có calculation_log
|
|
$result = \App\Services\Calculation\PriceCalculationService::calculateForContract($this);
|
|
return (float) ($result->get('total_payment') ?? 0);
|
|
}
|
|
|
|
/**
|
|
* Lấy phiếu tính giá chi tiết.
|
|
*/
|
|
public function getPriceSheetAttribute(): ?array
|
|
{
|
|
if ($this->calculation_log) {
|
|
return $this->calculation_log['price_sheet'] ?? null;
|
|
}
|
|
return null;
|
|
}
|
|
|
|
protected static function booted()
|
|
{
|
|
static::saving(function ($contract) {
|
|
// Bảo vệ tính toán tài chính: total_value luôn bằng land_value + foundation_value
|
|
$landValue = (float) ($contract->land_value ?? 0);
|
|
$foundationValue = (float) ($contract->foundation_value ?? 0);
|
|
|
|
if ($landValue > 0 || $foundationValue > 0) {
|
|
$contract->total_value = $landValue + $foundationValue;
|
|
} elseif ($contract->exists === false && empty($contract->total_value) && !empty($contract->product_id)) {
|
|
// Fallback khi tạo mới và chưa có giá trị tài chính chi tiết
|
|
$product = Product::find($contract->product_id);
|
|
if ($product) {
|
|
$contract->total_value = $product->total_price;
|
|
}
|
|
}
|
|
|
|
$contract->remaining_amount = (float) ($contract->total_value ?? 0) - (float) ($contract->paid_amount ?? 0);
|
|
});
|
|
|
|
static::saved(function ($contract) {
|
|
// Tự động tính toán và lưu snapshot sau khi lưu
|
|
if ($contract->land_value || $contract->foundation_value) {
|
|
$result = \App\Services\Calculation\PriceCalculationService::calculateForContract($contract);
|
|
$contract->calculation_log = [
|
|
'steps' => $result->getSteps(),
|
|
'final_values' => $result->getValues(),
|
|
'price_sheet' => $result->toPriceSheet(),
|
|
'calculated_at' => now()->toDateTimeString(),
|
|
];
|
|
$contract->saveQuietly();
|
|
}
|
|
});
|
|
}
|
|
}
|