From 1d133cfefe08fd309b9d6bc1bee3934e653ccfea Mon Sep 17 00:00:00 2001
From: Vari <variares7921@aol.com>
Date: Wed, 28 Feb 2024 17:17:39 +0100
Subject: [PATCH] Added purchase/item endpoint.

The endpoints checks if you can afford the item and have completed the required challenges when any exist.

It also throws an error if you try to buy an item you already have in your inventory.
---
 .../Api/Player/PurchaseController.php         | 91 +++++++++++++++++++
 .../Api/Player/PurchaseItemRequest.php        | 49 ++++++++++
 .../Player/Purchase/PurchaseItemResponse.php  | 17 ++++
 .../Api/Player/Purchase/WalletEntry.php       | 48 ++++++++++
 dist/routes/deathgardenApi.php                |  3 +
 5 files changed, 208 insertions(+)
 create mode 100644 dist/app/Http/Controllers/Api/Player/PurchaseController.php
 create mode 100644 dist/app/Http/Requests/Api/Player/PurchaseItemRequest.php
 create mode 100644 dist/app/Http/Responses/Api/Player/Purchase/PurchaseItemResponse.php
 create mode 100644 dist/app/Http/Responses/Api/Player/Purchase/WalletEntry.php

diff --git a/dist/app/Http/Controllers/Api/Player/PurchaseController.php b/dist/app/Http/Controllers/Api/Player/PurchaseController.php
new file mode 100644
index 0000000..5c162b0
--- /dev/null
+++ b/dist/app/Http/Controllers/Api/Player/PurchaseController.php
@@ -0,0 +1,91 @@
+<?php
+
+namespace App\Http\Controllers\Api\Player;
+
+use App\Http\Controllers\Controller;
+use App\Http\Requests\Api\Player\PurchaseItemRequest;
+use App\Http\Responses\Api\Player\Purchase\PurchaseItemResponse;
+use App\Http\Responses\Api\Player\Purchase\WalletEntry;
+use App\Models\Game\CatalogItem;
+use App\Models\Game\Challenge;
+use App\Models\Game\CharacterData;
+use App\Models\Game\PickedChallenge;
+use App\Models\User\PlayerData;
+use Illuminate\Database\UniqueConstraintViolationException;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Auth;
+use Ramsey\Uuid\Uuid;
+
+class PurchaseController extends Controller
+{
+    public function purchaseItem(PurchaseItemRequest $request)
+    {
+        $user = Auth::user();
+        $playerData = $user->playerData();
+        $quantityToBuy = $request->wantedQuantity - $request->oldQuantity;
+
+        $itemToBuy = CatalogItem::find($request->objectId);
+
+        if(!$this->hasCompletedChallengeForItem($itemToBuy, $playerData))
+            return response('Not completed required challenge/s', 418);
+
+        if( $playerData->currency_a < ($itemToBuy->default_cost_currency_a * $quantityToBuy) ||
+            $playerData->currency_b < ($itemToBuy->default_cost_currency_b * $quantityToBuy) ||
+            $playerData->currency_c < ($itemToBuy->default_cost_currency_c * $quantityToBuy))
+            return response('Not enough Currency', 418);
+
+        try {
+            $playerData->inventory()->attach($itemToBuy);
+        }
+        catch (UniqueConstraintViolationException $e) {
+            return response('Item already in inventory.', 418);
+        }
+
+        $playerData->currency_a -= $itemToBuy->default_cost_currency_a * $quantityToBuy;
+        $playerData->currency_b -= $itemToBuy->default_cost_currency_b * $quantityToBuy;
+        $playerData->currency_c -= $itemToBuy->default_cost_currency_c * $quantityToBuy;
+        $playerData->save();
+
+        $hexItemId = Uuid::fromString($itemToBuy->id)->getHex()->toString();
+
+        $response = new PurchaseItemResponse(
+            $user->id,
+            $hexItemId,
+            $quantityToBuy,
+            new WalletEntry(
+                $playerData->currency_a,
+                $itemToBuy->default_cost_currency_a * $quantityToBuy,
+                $playerData->currency_b,
+                $itemToBuy->default_cost_currency_b * $quantityToBuy,
+                $playerData->currency_c,
+                $itemToBuy->default_cost_currency_c * $quantityToBuy,
+            ),
+            [$hexItemId],
+        );
+
+        return json_encode($response);
+    }
+
+    protected function hasCompletedChallengeForItem(CatalogItem &$item, PlayerData &$playerData)
+    {
+        /** @var Challenge $foundChallenge */
+        $foundChallenge = $item->requiredChallenges()->first();
+
+        if ($foundChallenge !== null) {
+            return $foundChallenge->getProgressForPlayer($playerData->id) >= $foundChallenge->completion_value;
+        }
+
+        $characterIds = [];
+        $playerData->characterData()->get(['id'])->each(function (CharacterData $data) use ($characterIds) {
+            $characterIds[] = $data->id;
+        });
+
+        $foundChallenge = PickedChallenge::where('catalog_item_id', '=', $item->id)
+            ->whereIn('character_data_id', $characterIds)->first();
+
+        if($foundChallenge === null)
+            return true;
+
+        return $foundChallenge->progress >= $foundChallenge->completion_value;
+    }
+}
diff --git a/dist/app/Http/Requests/Api/Player/PurchaseItemRequest.php b/dist/app/Http/Requests/Api/Player/PurchaseItemRequest.php
new file mode 100644
index 0000000..caae9c8
--- /dev/null
+++ b/dist/app/Http/Requests/Api/Player/PurchaseItemRequest.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace App\Http\Requests\Api\Player;
+
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Support\Facades\Auth;
+use Ramsey\Uuid\Uuid;
+
+class PurchaseItemRequest extends FormRequest
+{
+    public string $objectId;
+
+    public int $oldQuantity;
+
+    public int $wantedQuantity;
+
+    public string $currencyGroup;
+
+    /**
+     * Determine if the user is authorized to make this request.
+     */
+    public function authorize(): bool
+    {
+        return Auth::check();
+    }
+
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array<string, \Illuminate\Contracts\Validation\ValidationRule|array<mixed>|string>
+     */
+    public function rules(): array
+    {
+        return [
+            'data.objectId' => 'required|string',
+            'data.oldQuantity' => 'required|int',
+            'data.wantedQuantity' => 'required|int',
+            'data.currencyGroup' => 'required|string',
+        ];
+    }
+
+    protected function passedValidation()
+    {
+        $this->objectId = Uuid::fromString($this->input('data.objectId'))->toString();
+        $this->oldQuantity = $this->input('data.oldQuantity');
+        $this->wantedQuantity = $this->input('data.wantedQuantity');
+        $this->currencyGroup  =$this->input('data.currencyGroup');
+    }
+}
diff --git a/dist/app/Http/Responses/Api/Player/Purchase/PurchaseItemResponse.php b/dist/app/Http/Responses/Api/Player/Purchase/PurchaseItemResponse.php
new file mode 100644
index 0000000..57737b6
--- /dev/null
+++ b/dist/app/Http/Responses/Api/Player/Purchase/PurchaseItemResponse.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Http\Responses\Api\Player\Purchase;
+
+class PurchaseItemResponse
+{
+    public function __construct(
+        public string $playerId,
+        public string $objectId,
+        public int $quantity,
+        public WalletEntry $walletEntry,
+        public array $rewardItems = [],
+    )
+    {
+
+    }
+}
\ No newline at end of file
diff --git a/dist/app/Http/Responses/Api/Player/Purchase/WalletEntry.php b/dist/app/Http/Responses/Api/Player/Purchase/WalletEntry.php
new file mode 100644
index 0000000..911e2df
--- /dev/null
+++ b/dist/app/Http/Responses/Api/Player/Purchase/WalletEntry.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace App\Http\Responses\Api\Player\Purchase;
+
+class WalletEntry implements \JsonSerializable
+{
+    public function __construct(
+        public int $currencyA,
+        public int $debitCurrencyA,
+        public int $currencyB,
+        public int $debitCurrencyB,
+        public int $currencyC,
+        public int $debitCurrencyC,
+    )
+    {
+    }
+
+    public function jsonSerialize(): mixed
+    {
+        $result = [];
+
+        if($this->debitCurrencyA > 0)
+            $result[] = [
+                'balance' => $this->currencyA,
+                'currency' => 'CurrencyA',
+                'currencyGroup' => 'SoftCurrencyGroup',
+                'debited' => $this->debitCurrencyA
+            ];
+
+        if($this->debitCurrencyB > 0)
+            $result[] = [
+                'balance' => $this->currencyB,
+                'currency' => 'CurrencyB',
+                'currencyGroup' => 'SoftCurrencyGroup',
+                'debited' => $this->debitCurrencyB
+            ];
+
+        if($this->debitCurrencyC > 0)
+            $result[] = [
+                'balance' => $this->currencyC,
+                'currency' => 'CurrencyC',
+                'currencyGroup' => 'SoftCurrencyGroup',
+                'debited' => $this->debitCurrencyC
+            ];
+
+        return $result;
+    }
+}
\ No newline at end of file
diff --git a/dist/routes/deathgardenApi.php b/dist/routes/deathgardenApi.php
index 691b6ed..30a750e 100644
--- a/dist/routes/deathgardenApi.php
+++ b/dist/routes/deathgardenApi.php
@@ -7,6 +7,7 @@
 use App\Http\Controllers\Api\Player\MetadataController;
 use App\Http\Controllers\Api\Player\ModifierCenterController;
 use App\Http\Controllers\Api\Player\PlayerController;
+use App\Http\Controllers\Api\Player\PurchaseController;
 use App\Http\Controllers\Api\VersionController;
 use Illuminate\Support\Facades\Route;
 
@@ -46,6 +47,8 @@
         Route::post('extensions/challenges/getChallengeProgressionBatch', [ChallengeController::class, 'getProgressionBatch']);
         Route::post('extensions/challenges/getChallenges', [ChallengeController::class, 'getChallenges']);
 
+        Route::post('extensions/purchase/item', [PurchaseController::class, 'purchaseItem']);
+
         Route::get('wallet/currencies', [CurrencyController::class, 'getCurrencies']);
 
         Route::get('inventories', [PlayerController::class, 'getInventory']);