152 lines
4.5 KiB
PHP
152 lines
4.5 KiB
PHP
<?php
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namespace App\Models;
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use Exception;
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use Illuminate\Database\Eloquent\Factories\HasFactory;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Support\Facades\Cache;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Support\Facades\Log;
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class Pricing extends Model
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{
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use HasFactory;
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protected $table = 'pricings';
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public $incrementing = false;
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protected $keyType = 'string';
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protected $fillable = ['service_id', 'service_type', 'currency', 'price', 'term', 'as_usd', 'usd_per_month', 'next_due_date'];
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private static function refreshRates(): object
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{
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if (Cache::has("currency_rates")) {
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return Cache::get("currency_rates");
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}
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$response_json = file_get_contents("https://open.er-api.com/v6/latest/USD");
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if (false === $response_json) {
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Log::error("do file_get_contents failed");
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return (object)null;
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}
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try {
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$response = json_decode($response_json);
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if ('success' === $response->result) {
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return Cache::remember("currency_rates", now()->addWeek(1), function () use ($response) {
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return $response->rates;
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});
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}
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Log::error("server response is " . $response->result . ", expecting success");
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} catch (Exception $e) {
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Log::error("failed to request v6.exchangerate-api.com", ['err' => $e]);
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}
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return (object)null;
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}
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private static function getRates($currency): float
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{
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$rate = self::refreshRates()->$currency;
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return $rate ?? 1.00;
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}
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public static function getCurrencyList(): array
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{
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return array_keys((array)self::refreshRates());
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}
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public static function convertFromUSD(string $amount, string $convert_to): float
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{
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return $amount * self::getRates($convert_to);
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}
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public function convertToUSD(string $amount, string $convert_from): float
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{
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return $amount / self::getRates($convert_from);
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}
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public function costAsPerMonth(string $cost, int $term): float
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{
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if ($term === 1) {
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return $cost;
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} elseif ($term === 2) {
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return ($cost / 3);
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} elseif ($term === 3) {
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return ($cost / 6);
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} elseif ($term === 4) {
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return ($cost / 12);
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} elseif ($term === 5) {
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return ($cost / 24);
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} elseif ($term === 6) {
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return ($cost / 36);
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} else {
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return $cost;
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}
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}
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public function termAsMonths(int $term): int
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{
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if ($term === 1) {
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return 1;
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} elseif ($term === 2) {
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return 3;
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} elseif ($term === 3) {
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return 6;
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} elseif ($term === 4) {
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return 12;
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} elseif ($term === 5) {
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return 24;
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} elseif ($term === 6) {
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return 36;
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} else {
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return 62;
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}
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}
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public function deletePricing($id): void
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{
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DB::table('pricings')->where('service_id', $id)->delete();
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}
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public function insertPricing(int $type, string $service_id, string $currency, float $price, int $term, string $next_due_date, int $is_active = 1): Pricing
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{
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$as_usd = $this->convertToUSD($price, $currency);
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return self::create([
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'service_type' => $type,
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'service_id' => $service_id,
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'currency' => $currency,
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'price' => $price,
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'term' => $term,
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'as_usd' => $as_usd,
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'usd_per_month' => $this->costAsPerMonth($as_usd, $term),
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'next_due_date' => $next_due_date,
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'active' => $is_active
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]);
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}
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public function updatePricing(string $service_id, string $currency, float $price, int $term, string $next_due_date, int $is_active = 1): int
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{
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$as_usd = $this->convertToUSD($price, $currency);
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return DB::table('pricings')
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->where('service_id', $service_id)
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->update([
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'currency' => $currency,
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'price' => $price,
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'term' => $term,
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'as_usd' => $as_usd,
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'usd_per_month' => $this->costAsPerMonth($as_usd, $term),
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'next_due_date' => $next_due_date,
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'active' => $is_active
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]);
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}
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public static function allPricing()
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{
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return Cache::remember('all_active_pricing', now()->addWeek(1), function () {
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return Pricing::where('active', 1)->get();
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});
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}
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}
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