completed creating a data layer

jakenwillman · jakenwillman · commit 8f4b1d64844f · 2023-10-04T21:51:26.000-05:00
diff --git a/Spring Boot/codingevents/src/main/java/org/launchcode/codingevents/controllers/EventController.java b/Spring Boot/codingevents/src/main/java/org/launchcode/codingevents/controllers/EventController.java
@@ -1,5 +1,6 @@
 package org.launchcode.codingevents.controllers;
 
+import org.launchcode.codingevents.data.EventData;
 import org.launchcode.codingevents.models.Event;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -15,12 +16,10 @@
 @RequestMapping("events")
 public class EventController {
 
-    private static List<Event> events = new ArrayList<>();
-
     @GetMapping
     public String displayAllEvents(Model model) {
         model.addAttribute("title", "All Events");
-        model.addAttribute("events", events);
+        model.addAttribute("events", EventData.getAll());
         return "events/index";
     }
 
@@ -34,7 +33,7 @@ public String displayCreateEventForm(Model model) {
     // lives at /events/create
     @PostMapping("create")
     public String processCreateEventForm(@RequestParam String eventName, @RequestParam String eventDescription) {
-        events.add(new Event(eventName, eventDescription));
+        EventData.add(new Event(eventName, eventDescription));
         return "redirect:/events";
     }
 
diff --git a/Spring Boot/codingevents/src/main/java/org/launchcode/codingevents/data/EventData.java b/Spring Boot/codingevents/src/main/java/org/launchcode/codingevents/data/EventData.java
@@ -0,0 +1,30 @@
+package org.launchcode.codingevents.data;
+
+import org.launchcode.codingevents.models.Event;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+
+public class EventData {
+
+    private static final Map<Integer, Event> events = new HashMap<>();
+
+    public static Collection<Event> getAll() {
+        return events.values();
+    }
+
+    public static Event getById(int id) {
+        return events.get(id);
+    }
+
+    public static void add(Event event) {
+        events.put(event.getId(), event);
+    }
+
+    public static void remove(int id) {
+        events.remove(id);
+    }
+
+}
