From 1b9e4884dcddca41ed5d7dd2f1abc60a8e890f66 Mon Sep 17 00:00:00 2001
From: Karsten <karstened@gmail.com>
Date: Sun, 26 May 2019 20:35:50 +0200
Subject: [PATCH] GUI for Shopping Cart Analysis done

---
 .../java/de/hsel/spm/baudas/web/Columns.java  | 11 ++++
 .../spm/baudas/web/ShoppingCartDiagram.java   | 65 +++++++++++++++++++
 src/main/webapp/footer.jsp                    |  2 +
 src/main/webapp/header.jsp                    |  1 +
 src/main/webapp/index.jsp                     | 11 ++--
 src/main/webapp/js/cache.js                   |  1 +
 src/main/webapp/js/shopping_cart.js           | 19 ++++++
 7 files changed, 104 insertions(+), 6 deletions(-)
 create mode 100644 src/main/java/de/hsel/spm/baudas/web/Columns.java
 create mode 100644 src/main/java/de/hsel/spm/baudas/web/ShoppingCartDiagram.java
 create mode 100644 src/main/webapp/js/shopping_cart.js

diff --git a/src/main/java/de/hsel/spm/baudas/web/Columns.java b/src/main/java/de/hsel/spm/baudas/web/Columns.java
new file mode 100644
index 0000000..9b00650
--- /dev/null
+++ b/src/main/java/de/hsel/spm/baudas/web/Columns.java
@@ -0,0 +1,11 @@
+package de.hsel.spm.baudas.web;
+
+public class Columns {
+    private String col1; //NOPMD
+    private String col2; //NOPMD
+
+    public Columns(String col1, String col2){
+        this.col1 = col1;
+        this.col2 = col2;
+    }
+}
diff --git a/src/main/java/de/hsel/spm/baudas/web/ShoppingCartDiagram.java b/src/main/java/de/hsel/spm/baudas/web/ShoppingCartDiagram.java
new file mode 100644
index 0000000..33f8f8c
--- /dev/null
+++ b/src/main/java/de/hsel/spm/baudas/web/ShoppingCartDiagram.java
@@ -0,0 +1,65 @@
+package de.hsel.spm.baudas.web;
+
+import com.google.gson.Gson;
+import de.hsel.spm.baudas.analysis.ShoppingCart;
+import org.jetbrains.annotations.NotNull;
+
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.nio.charset.StandardCharsets;
+import java.util.*;
+
+/**
+ * Changes data to readable format for Tabulator
+ *
+ * @author Karsten Eden
+ * @version 0.1
+ * @since 0.1
+ */
+@WebServlet("/shopping_cart")
+public class ShoppingCartDiagram extends HttpServlet {
+
+    private static final long serialVersionUID = 5026732432605473505L;
+
+    protected void doGet(@NotNull HttpServletRequest req, @NotNull HttpServletResponse resp) throws IOException {
+        req.setCharacterEncoding(StandardCharsets.UTF_8.name());
+        resp.setCharacterEncoding(StandardCharsets.UTF_8.name());
+        resp.setContentType("application/json");
+        PrintWriter out = resp.getWriter();
+
+        Gson gson = new Gson();
+
+        List<Columns> colList = new ArrayList<>();
+
+        if (req.getParameter("id") == null) {
+            out.print(gson.toJson(colList));
+            return;
+        }
+
+        UUID uuid = UUID.fromString(req.getParameter("id"));
+        File file = Data.get(uuid);
+
+        ShoppingCart cart = new ShoppingCart(file);
+
+        Map<List<String>, List<String>> map = cart.getResult();
+
+        List<String> col1 = new ArrayList<>();
+        List<String> col2 = new ArrayList<>();
+
+        for(Map.Entry<List<String>, List<String>> entry : map.entrySet()){
+            col1.add(entry.getKey().toString());
+            col2.add(entry.getValue().toString());
+        }
+
+        for(int i = 0; i < col1.size(); i++ ){
+            colList.add(new Columns(col1.get(i).replaceAll("\\[", "").replaceAll("\\]", ""), col2.get(i).replaceAll("\\[", "").replaceAll("\\]", "")));
+        }
+
+        out.print(gson.toJson(colList));
+    }
+}
diff --git a/src/main/webapp/footer.jsp b/src/main/webapp/footer.jsp
index 5e91340..c00e169 100644
--- a/src/main/webapp/footer.jsp
+++ b/src/main/webapp/footer.jsp
@@ -3,6 +3,7 @@
 <!--Script für Diagramme-->
 <script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.8.0/Chart.bundle.min.js" integrity="sha256-xKeoJ50pzbUGkpQxDYHD7o7hxe0LaOGeguUidbq6vis=" crossorigin="anonymous"></script>
 
+<script type="text/javascript" src="https://unpkg.com/tabulator-tables@4.2.7/dist/js/tabulator.min.js"></script>
 
 <!--Script für Materlialize-->
 <script type="text/javascript" src="https://code.jquery.com/jquery-2.1.1.min.js"></script>
@@ -16,6 +17,7 @@
 <script src="js/week_overview.js"></script>
 <script src="js/shopping_times.js"></script>
 <script src="js/top_flop.js"></script>
+<script src="js/shopping_cart.js"></script>
 
 <%--<script src="js/sold_articles.js"></script>--%>
 
diff --git a/src/main/webapp/header.jsp b/src/main/webapp/header.jsp
index 5cd9784..9daab49 100644
--- a/src/main/webapp/header.jsp
+++ b/src/main/webapp/header.jsp
@@ -12,6 +12,7 @@
           media="screen,projection"/>
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.8.0/Chart.min.css"
           integrity="sha256-aa0xaJgmK/X74WM224KMQeNQC2xYKwlAt08oZqjeF0E=" crossorigin="anonymous"/>
+    <link href="https://unpkg.com/tabulator-tables@4.2.7/dist/css/tabulator.min.css" rel="stylesheet">
     <meta charset="UTF-8">
     <META HTTP-EQUIV="content-type" CONTENT="text/html; charset=utf-8">
 
diff --git a/src/main/webapp/index.jsp b/src/main/webapp/index.jsp
index 6879491..2365169 100644
--- a/src/main/webapp/index.jsp
+++ b/src/main/webapp/index.jsp
@@ -64,14 +64,13 @@
     </div>
 
     <!--Warenkorbanlyse-->
-    <div id="shopping_card_analysis" class="col s12 m6">
+    <div id="shopping_card_analysis" class="col s12 m12">
         <div class="card white">
+            <div class="center">
+                <span class="card-title center">Warenkorbanalyse</span>
+            </div>
             <div class="card-content">
-                <div class="center">
-                    <span class="card-title center">Warenkorbanalyse</span>
-                </div>
-                <div>
-                    <p>Coming Soon</p>
+                <div id="shopping_cart_table">
                 </div>
             </div>
         </div>
diff --git a/src/main/webapp/js/cache.js b/src/main/webapp/js/cache.js
index 8876e59..16e1c2e 100644
--- a/src/main/webapp/js/cache.js
+++ b/src/main/webapp/js/cache.js
@@ -38,6 +38,7 @@ function updateAll(uuid) {
     updateWeekOverviewChart(uuid);
     updateShoppingTimesChart(uuid);
     updateTopFlopChart(uuid);
+    updateShoppingCartTable(uuid);
     //add new charts here.
 }
 
diff --git a/src/main/webapp/js/shopping_cart.js b/src/main/webapp/js/shopping_cart.js
new file mode 100644
index 0000000..1ea2d35
--- /dev/null
+++ b/src/main/webapp/js/shopping_cart.js
@@ -0,0 +1,19 @@
+let table = new Tabulator("#shopping_cart_table", {
+    layout:"fitColumns",
+    columns:[
+        {title:"Produkte", field:"col1", headerSort:false},
+        {title:"zusammen mit", field:"col2", headerSort:false},
+    ],
+});
+
+
+function updateShoppingCartTable(id) {
+    if (typeof id !== 'undefined') {
+        request('shopping_cart', id).then(function () {
+           table.setData("/bauDas/shopping_cart?id="+id);
+        });
+    } else request('shopping_cart').then(function () {
+        table.setData();
+    });
+}
+