86 lines
3.6 KiB
PHP
86 lines
3.6 KiB
PHP
<?php
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namespace App\Http\Controllers\Api;
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use App\Models\Category;
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use App\Models\Group;
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use App\Models\Trading;
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use App\Transformers\TradingTransformer;
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class TradingsController extends ApiController
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{
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public function index()
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{
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$last_tradings = Group::where("type", "trading")->with("tradings")->latest()->first()->tradings;
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foreach($last_tradings as $trading){
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$trading->title = trim(strtok($trading->title, '('));;
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}
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$last_tradings = $last_tradings->unique('title');
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$tradings = [];
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foreach($last_tradings as $trading){
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$title = trim(strtok($trading->title, '('));
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$before_last_trading = Trading::where("title",'LIKE', "%{$title}%")->where('group_id', '!=', $trading->group_id)->latest()->first();
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$difference = !$before_last_trading ? 0 : $this->getPercentageDifference($trading->price ?? 0, $before_last_trading->price ?? 0);
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array_push($tradings, (object)[
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'id' => $trading->id,
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'title' => $title,
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'price' => $trading->price,
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'old_price' => !$before_last_trading ? 0 : $before_last_trading->price,
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'price_change' => number_format($difference, 1, ".", "")."%",
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'currency' => $trading->currency,
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]);
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}
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$tradings = Trading::hydrate($tradings);
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return $this->respondWithCollection($tradings, new TradingTransformer);
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}
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public function selectedTradings($id){
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if($id){
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$category = Category::with('selectedTradings')->find($id);
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if($category){
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$selectedTradings = $category->selectedTradings;
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$myTradings = array();
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foreach ($selectedTradings as $item) {
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$tradings = Trading::where("title", 'LIKE', "%{$item->title}%")->orderBy('created_at', 'DESC')->get();
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$tradings = $tradings->unique('group_id')->slice(0, 10)->values();
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$prices = array();
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foreach ($tradings as $trading) {
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array_push($prices, (object)[
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'price' => $trading->price,
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'date' => $trading->created_at->todatetimestring(),
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]);
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}
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$last_trading = $tradings[0];
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$before_last_trading = count($tradings) > 1 ? $tradings[1] : null;
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$difference = !$before_last_trading ? 0 : $this->getPercentageDifference($last_trading->price ?? 0, $before_last_trading->price ?? 0);
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array_push($myTradings, (object)[
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'id' => $last_trading->id,
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'title' => trim(strtok($last_trading->title, '(')),
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'price' => $last_trading->price,
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'old_price' => !$before_last_trading ? 0 : $before_last_trading->price,
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'price_change' => !$before_last_trading ? '100%' : number_format($difference, 1, ".", "")."%",
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'currency' => $last_trading->currency,
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'all_prices' => $prices
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]);
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}
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$tradings = Trading::hydrate($myTradings);
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return $this->respondWithCollection($tradings, new TradingTransformer('selected'));
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}
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return $this->errorNotFound();
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}
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return $this->errorWrongArgs();
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}
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function getPercentageDifference($new, $old){
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return (($new - $old) / abs($old)) * 100;
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}
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}
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