Modify trade-in invoice rule to use price tiers. #789

config/packages/catalyst_auth.yaml

@@ -672,6 +672,11 @@ catalyst_auth:
               acls:
                 - id: item_pricing.update
                   label: Update
+            - id: trade_in_pricing
+              label: Trade In Pricing
+              acls:
+                - id: trade_in_pricing.update
+                  label: Update
 
     api:
         user_entity: "App\\Entity\\ApiUser"

config/packages/catalyst_menu.yaml

@@ -306,3 +306,7 @@ catalyst_menu:
           acl: item_pricing.update
           label: Item Pricing
           parent: item
+        - id: trade_in_pricing
+          acl: trade_in_pricing.update
+          label: Trade In Pricing
+          parent: item

config/routes/trade_in_pricing.yaml

@@ -0,0 +1,14 @@
+trade_in_pricing:
+    path: /trade-in-pricing
+    controller: App\Controller\TradeInPricingController::index
+    methods: [GET]
+
+trade_in_pricing_update:
+    path: /trade-in-pricing
+    controller: App\Controller\TradeInPricingController::formSubmit
+    methods: [POST]
+
+trade_in_pricing_prices:
+    path: /trade-in-pricing/{pt_id}/prices
+    controller: App\Controller\TradeInPricingController::tradeInPrices
+    methods: [GET]

src/Controller/TradeInPricingController.php

@@ -0,0 +1,214 @@
+<?php
+
+namespace App\Controller;
+
+use Doctrine\ORM\Query;
+use Doctrine\ORM\QueryBuilder;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Component\Validator\Validator\ValidatorInterface;
+use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\ParamConverter;
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\IsGranted;
+
+use Catalyst\MenuBundle\Annotation\Menu;
+
+use App\Entity\PriceTier;
+use App\Entity\BatterySize;
+use App\Entity\TradeInPrice;
+
+use App\Ramcar\TradeInType;
+
+class TradeInPricingController extends Controller
+{
+    /**
+     * @Menu(selected="trade_in_pricing")
+     * @IsGranted("trade_in_pricing.update")
+     */
+    public function index (EntityManagerInterface $em)
+    {
+        // get all the price tiers
+        // default price tier so battery sizes data should come from battery size
+        // not from price tier
+        $price_tiers = $em->getRepository(PriceTier::class)->findAll();
+
+        // get all the items/battery sizes
+        $items = $this->getBatterySizes($em);
+
+        $params = [
+            'sets' => [
+                'price_tiers' => $price_tiers,
+            ],
+            'items' => $items,
+        ];
+
+        return $this->render('trade-in-pricing/form.html.twig', $params);
+    }
+
+    /**
+     * @Menu(selected="trade_in_pricing")
+     * @IsGranted("trade_in_pricing.update")
+     */
+    public function formSubmit(Request $req, EntityManagerInterface $em)
+    {
+        $pt_id = $req->request->get('price_tier_id');
+
+        // get the trade in prices
+        $motolite_tips = $req->request->get('motolite_tip');
+        $premium_tips = $req->request->get('premium_tip');
+        $other_tips = $req->request->get('other_tip');
+
+        // get the battery sizes
+        $bsizes = $em->getRepository(BatterySize::class)->findBy([], ['id' => 'asc']);
+
+        // on default price tier
+        if ($pt_id == 0)
+        {
+            // default price tier, update battery size trade in prices
+            // NOTE: battery size trade in prices are stored as decimal
+            foreach ($bsizes as $bsize)
+            {
+                $bsize_id = $bsize->getID();
+                if (isset($motolite_tips[$bsize_id]))
+                    $bsize->setTIPriceMotolite($motolite_tips[$bsize_id]);
+
+                if (isset($premium_tips[$bsize_id]))
+                    $bsize->setTIPricePremium($premium_tips[$bsize_id]);
+
+                if (isset($other_tips[$bsize_id]))
+                    $bsize->setTIPriceOther($other_tips[$bsize_id]);
+            }
+        }
+        else
+        {
+            // get the price tier
+            $price_tier = $em->getRepository(PriceTier::class)->find($pt_id);
+
+            $pt_tips = $price_tier->getTradeInPrices();
+
+            // clear the tier's trade in prices
+            foreach ($pt_tips as $pt_tip)
+            {
+                $em->remove($pt_tip);
+            }
+
+            // update the tier's trade in prices
+            foreach ($bsizes as $bsize)
+            {
+                $bsize_id = $bsize->getID();
+
+                $new_tip = new TradeInPrice();
+
+                $new_tip->setPriceTier($price_tier)
+                   ->setItemID($bsize_id);
+
+                $new_tip->addMetaInfo(TradeInType::MOTOLITE, $motolite_tips[$bsize_id] * 100);
+                $new_tip->addMetaInfo(TradeInType::PREMIUM, $premium_tips[$bsize_id] * 100);
+                $new_tip->addMetaInfo(TradeInType::OTHER, $other_tips[$bsize_id] * 100);
+
+                // save
+                $em->persist($new_tip);
+            }
+        }
+
+        $em->flush();
+
+        return $this->redirectToRoute('trade_in_pricing');
+    }
+
+    /**
+     * @IsGranted("trade_in_pricing.update")
+     */
+    public function tradeInPrices(EntityManagerInterface $em, $pt_id)
+    {
+        $pt_prices = [];
+
+        // check if default prices are needed
+        if ($pt_id != 0)
+        {
+            // get the price tier
+            $pt = $em->getRepository(PriceTier::class)->find($pt_id);
+
+            // get the trade in prices under the price tier
+            $pt_trade_ins = $pt->getTradeInPrices();
+
+            foreach ($pt_trade_ins as $pt_trade_in)
+            {
+                $meta_info = $pt_trade_in->getAllMetaInfo();
+
+                error_log(print_r($meta_info, true));
+
+                $pt_prices[$pt_trade_in->getItemID()] = $meta_info;
+            }
+        }
+
+        // get the prices from battery size
+        $bsizes = $em->getRepository(BatterySize::class)->findBy([], ['id' => 'asc']);
+
+        $data_items = [];
+        foreach ($bsizes as $bsize)
+        {
+            $bsize_id = $bsize->getID();
+            $name = $bsize->getName();
+
+            // get the default trade in prices
+            $motolite_tip = $bsize->getTIPriceMotolite();
+            $premium_tip = $bsize->getTIPricePremium();
+            $other_tip = $bsize->getTiPriceOther();
+
+            // check if tier has price for battery size
+            if (isset($pt_prices[$bsize_id]))
+            {
+                $meta_info = $pt_prices[$bsize_id];
+
+                $pt_motolite_tip = $meta_info['motolite'];
+                $pt_premium_tip = $meta_info['premium'];
+                $pt_other_tip = $meta_info['other'];
+
+                // actual prices
+                $motolite_tip = number_format($pt_motolite_tip / 100, 2, '.', '');
+                $premium_tip = number_format($pt_premium_tip / 100, 2, '.', '');
+                $other_tip = number_format($pt_other_tip / 100, 2, '.', '');
+            }
+
+            $actual_motolite_tip = $motolite_tip;
+            $actual_premium_tip = $premium_tip;
+            $actual_other_tip = $other_tip;
+
+            $data_items[] = [
+                'id' => $bsize_id,
+                'name' => $name,
+                'motolite_tip' => $actual_motolite_tip,
+                'premium_tip' => $actual_premium_tip,
+                'other_tip' => $actual_other_tip,
+            ];
+        }
+
+        // response
+        return new JsonResponse([
+            'items' => $data_items,
+        ]);
+    }
+
+    protected function getBatterySizes(EntityManagerInterface $em)
+    {
+        // get all battery sizes
+        $b_sizes = $em->getRepository(BatterySize::class)->findBy([], ['id' => 'asc']);
+        foreach ($b_sizes as $b_size)
+        {
+            $b_size_set[$b_size->getID()] = [
+                'name' => $b_size->getName(),
+                'motolite_tip' => $b_size->getTIPriceMotolite(),
+                'premium_tip' => $b_size->getTIPricePremium(),
+                'other_tip' => $b_size->getTIPriceOther(),
+            ];
+        }
+
+        return [
+            'items' => $b_size_set,
+        ];
+    }
+}

src/Entity/PriceTier.php

@@ -38,10 +38,17 @@ class PriceTier
      */
     protected $item_prices;
 
+    // trade in prices under a price tier
+    /**
+     * @ORM\OneToMany(targetEntity="TradeInPrice", mappedBy="price_tier")
+     */
+    protected $trade_in_prices;
+
     public function __construct()
     {
         $this->supported_areas = new ArrayCollection();
         $this->items = new ArrayCollection();
+        $this->trade_in_prices = new ArrayCollection();
     }
 
     public function getID()
@@ -85,4 +92,9 @@ class PriceTier
         return $this->item_prices;
     }
 
+    public function getTradeInPrices()
+    {
+        return $this->trade_in_prices;
+    }
+
 }

src/Entity/TradeInPrice.php

@@ -0,0 +1,99 @@
+<?php
+
+namespace App\Entity;
+
+use Doctrine\ORM\Mapping as ORM;
+use Doctrine\Common\Collections\ArrayCollection;
+
+/**
+ * @ORM\Entity
+ * @ORM\Table(name="trade_in_price")
+ */
+
+class TradeInPrice
+{
+    // unique id
+    /**
+     * @ORM\Id
+     * @ORM\Column(type="integer")
+     * @ORM\GeneratedValue(strategy="AUTO")
+     */
+    protected $id;
+
+    /**
+     * @ORM\ManyToOne(targetEntity="PriceTier", inversedBy="item_prices")
+     * @ORM\JoinColumn(name="price_tier_id", referencedColumnName="id")
+     */
+    protected $price_tier;
+
+    // battery size id, loosely coupled
+    /**
+     * @ORM\Column(type="integer")
+     */
+    protected $item_id;
+
+    // metadata with trade in type as key
+    // and trade in price as value
+    /**
+     * @ORM\Column(type="json")
+     */
+    protected $meta_info;
+
+    public function __construct()
+    {
+        $this->meta_info = [];
+    }
+
+    public function getID()
+    {
+        return $this->id;
+    }
+
+    public function setPriceTier(PriceTier $price_tier)
+    {
+        $this->price_tier = $price_tier;
+        return $this;
+    }
+
+    public function getPriceTier()
+    {
+        return $this->price_tier;
+    }
+
+    public function setItemID($item_id)
+    {
+        $this->item_id = $item_id;
+        return $this;
+    }
+
+    public function getItemID()
+    {
+        return $this->item_id;
+    }
+
+    public function addMetaInfo($id, $value)
+    {
+        $this->meta_info[$id] = $value;
+        return $this;
+    }
+
+    public function deleteMetadataInfo($id)
+    {
+        unset($this->meta_info[$id]);
+        return $this;
+    }
+
+    public function getMetaInfo($id)
+    {
+        // return null if we don't have it
+        if (!isset($this->meta_info[$id]))
+            return null;
+
+        return $this->meta_info[$id];
+    }
+
+    public function getAllMetaInfo()
+    {
+        return $this->meta_info;
+    }
+}

src/InvoiceRule/TradeIn.php

@@ -6,8 +6,17 @@ use App\InvoiceRuleInterface;
 
 use App\Ramcar\TradeInType;
 
+use App\Service\PriceTierManager;
+
 class TradeIn implements InvoiceRuleInterface
 {
+    protected $pt_manager;
+
+    public function __construct(PriceTierManager $pt_manager)
+    {
+        $this->pt_manager = $pt_manager;
+    }
+
     public function getID()
     {
         return 'trade-in';
@@ -17,10 +26,14 @@ class TradeIn implements InvoiceRuleInterface
     {
         $items = [];
 
+        $pt = $criteria->getPriceTier();
+
         // get the entries
         $entries = $criteria->getEntries();
         foreach($entries as $entry)
         {
+            // TODO: this might need some changes once merged with the
+            // rider app changes
             $batt = $entry['battery'];
             $qty = $entry['qty'];
             $trade_in_type = null;
@@ -30,7 +43,7 @@ class TradeIn implements InvoiceRuleInterface
 
             if ($trade_in_type != null)
             {
-                $ti_rate = $this->getTradeInRate($batt, $trade_in_type);
+                $ti_rate = $this->getTradeInRate($batt, $trade_in_type, $pt);
 
                 $qty_ti = bcmul($ti_rate, $qty, 2);
 
@@ -60,21 +73,27 @@ class TradeIn implements InvoiceRuleInterface
         return null;
     }
 
-    protected function getTradeInRate($battery, $trade_in_type)
+    protected function getTradeInRate($battery, $trade_in_type, $pt_id)
     {
         $size = $battery->getSize();
+        $size_id = $size->getID();
 
-        switch ($trade_in_type)
+        $tip = $this->pt_manager->getTradeInPrice($pt_id, $size_id, $trade_in_type);
+
+        if ($tip == null)
         {
-            case TradeInType::MOTOLITE:
-                return $size->getTIPriceMotolite();
-            case TradeInType::PREMIUM:
-                return $size->getTIPricePremium();
-            case TradeInType::OTHER:
-                return $size->getTIPriceOther();
+            switch ($trade_in_type)
+            {
+                case TradeInType::MOTOLITE:
+                    return $size->getTIPriceMotolite();
+                case TradeInType::PREMIUM:
+                    return $size->getTIPricePremium();
+                case TradeInType::OTHER:
+                    return $size->getTIPriceOther();
+            }
         }
 
-        return 0;
+        return $tip;
     }
 
     protected function getTitle($battery, $trade_in_type)

src/Service/InvoiceManager.php

@@ -55,7 +55,7 @@ class InvoiceManager implements InvoiceGeneratorInterface
             new InvoiceRule\Fuel($this->em, $this->pt_manager),
             new InvoiceRule\TireRepair($this->em, $this->pt_manager),
             new InvoiceRule\DiscountType($this->em),
-            new InvoiceRule\TradeIn(),
+            new InvoiceRule\TradeIn($this->pt_manager),
             new InvoiceRule\Tax($this->em, $this->pt_manager),
         ]; 
     }

src/Service/PriceTierManager.php

@@ -7,6 +7,7 @@ use Doctrine\ORM\EntityManagerInterface;
 use CrEOF\Spatial\PHP\Types\Geometry\Point;
 
 use App\Entity\PriceTier;
+use App\Entity\TradeInPrice;
 
 class PriceTierManager
 {
@@ -51,6 +52,41 @@ class PriceTierManager
         return $actual_price;
     }
 
+    public function getTradeInPrice($pt_id, $battery_size_id, $trade_in_type)
+    {
+        // find the trade in price, given the price tier and battery size id
+        $db_conn = $this->em->getConnection();
+
+        $tip_sql = 'SELECT tip.meta_info AS metainfo
+            FROM trade_in_price tip
+            WHERE tip.price_tier_id = :pt_id
+            AND tip.item_id = :battery_size_id';
+
+        $tip_stmt = $db_conn->prepare($tip_sql);
+        $tip_stmt->bindValue('pt_id', $pt_id);
+        $tip_stmt->bindValue('battery_size_id', $battery_size_id);
+
+        $tip_result = $tip_stmt->executeQuery();
+
+        $actual_tip = null;
+
+        // go through the rows
+        while ($row = $tip_result->fetchAssociative())
+        {
+            // get the price
+            $meta_info = $row['metainfo'];
+            $metadata = json_decode($meta_info, true);
+            if (isset($metadata[$trade_in_type]))
+            {
+                $tip = $metadata[$trade_in_type];
+
+                $actual_tip = number_format($tip / 100, 2, '.', '');
+            }
+        }
+
+        return $actual_tip;
+    }
+
     public function getPriceTier(Point $coordinates)
     {
         $price_tier_id = 0;

templates/trade-in-pricing/form.html.twig

@@ -0,0 +1,146 @@
+{% extends 'base.html.twig' %}
+
+{% block body %}
+<!-- BEGIN: Subheader -->
+<div class="m-subheader">
+    <div class="d-flex align-items-center">
+        <div class="mr-auto">
+            <h3 class="m-subheader__title">Trade-In Pricing</h3>
+        </div>
+    </div>
+</div>
+<!-- END: Subheader -->
+<div class="m-content">
+    <div class="row">
+        <div class="col-xl-12">
+            <div class="m-portlet m-portlet--mobile">
+                <div class="m-portlet__body">
+                    <div class="m-form m-form--label-align-right m--margin-top-20 m--margin-bottom-30">
+                        <div class="row align-items-center">
+                            <div class="col-xl-12">
+                                <div class="form-group m-form__group row align-items-center">
+                                    <div class="col-md-2">
+                                        <label>Trade-In Prices for </label>
+                                    </div>
+                                    <div class="col-md-3">
+                                        <div class="m-input-icon m-input-icon--left">
+                                            <div class="input-group">
+                                                <select class="form-control m-input" id="price-tier-select" name="price_tier_list">
+                                                    <option value="0">Default Price Tier</option>
+                                                    {% for price_tier in sets.price_tiers %}
+                                                        <option value="{{ price_tier.getID }}">{{ price_tier.getName }} </option>
+                                                    {% endfor %}
+                                                </select>
+                                            </div>
+                                        </div>
+                                    </div>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                    <form id="row-form" class="m-form m-form--fit m-form--label-align-right" method="post" action="{{ url('trade_in_pricing_update') }}">
+                        <input id="price-tier-id" type="hidden" name="price_tier_id" value="0">
+                        <div style="padding-left: 25px; padding-right: 25px;">
+                            <table class="table">
+                                <thead>
+                                    <tr>
+                                        <th style="width: 100px">ID</th>
+                                        <th>Name</th>
+                                        <th style="width: 180px">Motolite</th>
+                                        <th style="width: 180px">Premium</th>
+                                        <th style="width: 180px">Other</th>
+                                    </tr>
+                                </thead>
+                                <tbody id="table-body">
+                                    {% for id, item in items.items %}
+                                        <tr>
+                                            <td>{{ id }}</td>
+                                            <td>{{ item.name }} </td>
+                                            <td class="py-1">
+                                                <input name="motolite_tip[{{ id }}]" class="form-control ca-filter" type="number" value="{{ item.motolite_tip }}" step="0.01">
+                                            </td>
+                                            <td class="py-1">
+                                                <input name="premium_tip[{{ id }}]" class="form-control ca-filter" type="number" value="{{ item.premium_tip }}" step="0.01">
+                                            </td>
+                                            <td class="py-1">
+                                                <input name="other_tip[{{ id }}]" class="form-control ca-filter" type="number" value="{{ item.other_tip }}" step="0.01">
+                                            </td>
+                                        </tr>
+                                    {% endfor %}
+                                </tbody>
+                            </table>
+                            <div class="">
+                                <input type="submit" class="btn btn-primary" value="Update Price">
+                            </div>
+                        </div>
+                    </form>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script>
+
+initialize();
+
+function initialize() {
+    init_price_tier_dropdown();
+}
+
+function init_price_tier_dropdown() {
+    var pt_dropdown = document.getElementById('price-tier-select');
+    pt_dropdown.addEventListener('change', function(e) {
+        load_prices(e.target.value);
+    });
+}
+
+function load_prices(price_tier_id) {
+    var req = new XMLHttpRequest();
+    req.onreadystatechange = function() {
+        // process response
+        if (this.readyState == 4 && this.status == 200) {
+            // update form
+            update_table(JSON.parse(req.responseText));
+            var pt_field = document.getElementById('price-tier-id');
+            pt_field.value = price_tier_id;
+        } else {
+            // console.log('could not load tier prices');
+        }
+    }
+    var url_pattern = '{{ url('trade_in_pricing_prices', {'pt_id': '--id--'}) }}';
+    var url = url_pattern.replace('--id--', price_tier_id);
+    console.log(url);
+    req.open('GET', url, true);
+    req.send();
+}
+
+function update_table(data) {
+    console.log(data);
+    var item_html = '';
+    for (var i in data.items) {
+        var item = data.items[i];
+        // console.log(item);
+        item_html += '<tr>';
+        item_html += '<td>' + item.id + '</td>';
+        item_html += '<td>' + item.name + '</td>';
+        item_html += '<td class="py-1">';
+        item_html += '<input name="motolite_tip[' + item.id + ']" class="form-control ca-filter" type="number" value="' + item.motolite_tip + '" step="0.01">';
+        item_html += '</td>';
+        item_html += '<td class="py-1">';
+        item_html += '<input name="premium_tip[' + item.id + ']" class="form-control ca-filter" type="number" value="' + item.premium_tip + '" step="0.01">';
+        item_html += '</td>';
+        item_html += '<td class="py-1">';
+        item_html += '<input name="other_tip[' + item.id + ']" class="form-control ca-filter" type="number" value="' + item.other_tip + '" step="0.01">';
+        item_html += '</td>';
+        item_html += '</tr>';
+    }
+
+    var table_body = document.getElementById('table-body');
+    table_body.innerHTML = item_html;
+}
+
+</script>
+{% endblock %}