From 7d31187663154286b4a49beaf49d98ffd004ec06 Mon Sep 17 00:00:00 2001
From: ulrich
Date: Sat, 24 Apr 2021 08:33:16 +0000
Subject: [PATCH] UI-Anpassungen

---
 src/de/uhilger/mediaz/api/StorageHandler.java |  113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 files changed, 108 insertions(+), 5 deletions(-)

diff --git a/src/de/uhilger/mediaz/api/StorageHandler.java b/src/de/uhilger/mediaz/api/StorageHandler.java
index d12e6c1..f84629f 100644
--- a/src/de/uhilger/mediaz/api/StorageHandler.java
+++ b/src/de/uhilger/mediaz/api/StorageHandler.java
@@ -21,16 +21,38 @@
 import com.sun.net.httpserver.HttpExchange;
 import de.uhilger.mediaz.App;
 import static de.uhilger.mediaz.App.RB_EP_LISTE;
+import static de.uhilger.mediaz.App.RB_EP_LISTE_ALLES;
 import de.uhilger.mediaz.Server;
+import de.uhilger.mediaz.entity.Ablageort;
 import de.uhilger.mediaz.store.FileStorage;
 import de.uhilger.mediaz.entity.Entity;
+import de.uhilger.mediaz.entity.Geraet;
+import static de.uhilger.mediaz.store.FileStorage.ST_ABLAGEORT;
+import static de.uhilger.mediaz.store.FileStorage.ST_GERAET;
+import de.uhilger.mediaz.store.Storage;
 import java.io.IOException;
+import java.net.URI;
+import java.util.Iterator;
 import java.util.List;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import java.net.http.HttpClient;
+import java.net.http.HttpClient.Version;
+import java.net.http.HttpClient.Redirect;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import java.net.http.HttpResponse.BodyHandlers;
+import java.time.Duration;
+import java.util.ArrayList;
+
+
 /**
  * HttpHandler fuer die Verwaltung von Entitaeten der Mediazentrale
+ * 
+ * GET /mz/api/store/[typname]/[name]
+ * GET /mz/api/store/[typname]/liste
+ * GET /mz/api/store/[typname]/listealles  (nur Typ Geraet)
  * 
  * @author Ulrich Hilger
  * @version 1, 5.4.2021
@@ -52,11 +74,33 @@
       Object o = gson.fromJson(bodyLesen(e), fs.typeFromName(type).getType());
       if(o instanceof Entity) {
         Entity entity = (Entity) o;
-        if(fs.exists(type, elemName)) {
+        if(fs.exists(type, elemName)) { // Aenderung
           fs.delete(type, elemName);
+          // wenn Ablageort, hier noch alten Kontext entfernen
+          if(type.equalsIgnoreCase(FileStorage.ST_ABLAGEORT)) {
+            Entity aoe = fs.read(type, elemName);
+            if(aoe instanceof Ablageort) {
+              Ablageort ablageort = (Ablageort) aoe;
+              App.getServer().ablageortEntfernen(ablageort.getUrl());      
+            }
+          }
           fs.write(entity, true);
-        } else {
+          // wenn Ablageort, hier noch neuen Kontext anlegen
+          if(type.equalsIgnoreCase(FileStorage.ST_ABLAGEORT)) {
+            if(entity instanceof Ablageort) {
+              Ablageort ablageort = (Ablageort) entity;
+              App.getServer().ablageortHinzufuegen(ablageort);
+            }
+          }
+        } else { // Neu
           fs.write(entity, false);
+          // wenn Ablageort, hier noch neuen Kontext anlegen
+          if(type.equalsIgnoreCase(FileStorage.ST_ABLAGEORT)) {
+            if(entity instanceof Ablageort) {
+              Ablageort ablageort = (Ablageort) entity;
+              App.getServer().ablageortHinzufuegen(ablageort);
+            }
+          }
         }
         return type + Server.SLASH + entity.getName();
       } else {
@@ -73,19 +117,39 @@
     String type = elems[elems.length - 2];
     String elemName = elems[elems.length - 1];
     FileStorage fs = new FileStorage(App.getInitParameter(App.getRs(App.RB_AP_CONF)));
+    if(type.equalsIgnoreCase(FileStorage.ST_ABLAGEORT)) {
+      // im laufenden Server den Context entfernen
+      Entity entity = fs.read(type, elemName);
+      if(entity instanceof Ablageort) {
+        Ablageort ablageort = (Ablageort) entity;
+        App.getServer().ablageortEntfernen(ablageort.getUrl());      
+      }
+    }
     return fs.delete(type, elemName);
   }
   
-  private String lesen(HttpExchange e) {
+  private String lesen(HttpExchange e) throws IOException, InterruptedException {
     String path = e.getRequestURI().toString();
     String[] elems = path.split(Server.SLASH);
     FileStorage fs = new FileStorage(App.getInitParameter(App.getRs(App.RB_AP_CONF)));
     if(path.endsWith(Server.SLASH)) {
       List list = null;
-      if(elems[elems.length - 1].equalsIgnoreCase(App.getRs(RB_EP_LISTE))) {
+      if(elems[elems.length - 1].equalsIgnoreCase(App.getRs(RB_EP_LISTE_ALLES))) {
+        String type = elems[elems.length - 2];
+        logger.fine(type);
+        if(type.equalsIgnoreCase(ST_GERAET)) {
+          list = collectDeviceStatus(fs, type);
+          Gson gson = new Gson();
+          Object o = gson.fromJson(bodyLesen(e), fs.typeFromName(type).getType());
+          return gson.toJson(list);
+        }
+      } else if(elems[elems.length - 1].equalsIgnoreCase(App.getRs(RB_EP_LISTE))) {
         String type = elems[elems.length - 2];
         logger.fine(type);
         list = fs.list(type);
+        if(type.equalsIgnoreCase(ST_ABLAGEORT)) {
+          list.add("Livestreams");
+        }
       } else {
         String type = elems[elems.length - 1];
         logger.fine(type);
@@ -101,7 +165,12 @@
   
   @Override
   public String get(HttpExchange e) {
-    return lesen(e);
+    try {
+      return lesen(e);
+    } catch (IOException | InterruptedException ex) {
+      Logger.getLogger(StorageHandler.class.getName()).log(Level.SEVERE, null, ex);
+      return ex.getLocalizedMessage();
+    }
   }
 
   @Override
@@ -113,4 +182,38 @@
   public boolean delete(HttpExchange e) {
     return loeschen(e);
   }
+  
+  private List collectDeviceStatus(Storage fs, String type) throws IOException, InterruptedException {
+    List list = fs.listObjects(type);
+    List<Geraet> newList = new ArrayList();
+    Iterator<Entity> i = list.iterator();
+    while (i.hasNext()) {
+      Entity entity = i.next();
+      if (entity instanceof Geraet) {
+        Geraet g = (Geraet) entity;
+        String statusurl = g.getStatusUrl();
+        logger.info(statusurl);
+
+        HttpRequest request = HttpRequest.newBuilder()
+                .uri(URI.create(statusurl))
+                .build();
+        HttpClient client = HttpClient.newBuilder()
+                .version(Version.HTTP_1_1)
+                .followRedirects(Redirect.NORMAL)
+                .connectTimeout(Duration.ofSeconds(20))
+                //.proxy(ProxySelector.of(new InetSocketAddress("proxy.example.com", 80)))
+                //.authenticator(Authenticator.getDefault())
+                .build();
+        HttpResponse<String> response = client.send(request, BodyHandlers.ofString());
+        logger.finer(Integer.toString(response.statusCode()));
+        logger.finer(response.body());
+        // {"ison":false,"has_timer":false,"overpower":false}
+        String[] parts = response.body().split(",")[0].split(":");
+        logger.finer("ison: " + parts[1]);
+        g.setStatus(Boolean.parseBoolean(parts[1]));
+        newList.add(g);
+      }
+    }
+    return newList;
+  }
 }

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