Support media query

app/src/main/java/com/fongmi/android/tv/server/Nano.java

@@ -6,6 +6,7 @@ import com.fongmi.android.tv.bean.Device;
 import com.fongmi.android.tv.server.process.Action;
 import com.fongmi.android.tv.server.process.Cache;
 import com.fongmi.android.tv.server.process.Local;
+import com.fongmi.android.tv.server.process.Media;
 import com.fongmi.android.tv.server.process.Process;
 import com.github.catvod.utils.Asset;
 import com.github.catvod.utils.Util;
@@ -34,6 +35,7 @@ public class Nano extends NanoHTTPD {
         process.add(new Action());
         process.add(new Cache());
         process.add(new Local());
+        process.add(new Media());
     }
 
     public static Response success() {

app/src/main/java/com/fongmi/android/tv/server/process/Media.java

@@ -0,0 +1,86 @@
+package com.fongmi.android.tv.server.process;
+
+import android.support.v4.media.MediaMetadataCompat;
+import android.support.v4.media.session.PlaybackStateCompat;
+import android.text.TextUtils;
+
+import com.fongmi.android.tv.player.Players;
+import com.fongmi.android.tv.server.Nano;
+import com.fongmi.android.tv.server.Server;
+import com.google.gson.JsonObject;
+
+import java.util.Map;
+import java.util.Objects;
+
+import fi.iki.elonen.NanoHTTPD;
+
+public class Media implements Process {
+
+    @Override
+    public boolean isRequest(NanoHTTPD.IHTTPSession session, String path) {
+        return "/media".equals(path);
+    }
+
+    @Override
+    public NanoHTTPD.Response doResponse(NanoHTTPD.IHTTPSession session, String path, Map<String, String> files) {
+        if (isNull()) return Nano.success("{}");
+        JsonObject result = new JsonObject();
+        result.addProperty("url", getUrl());
+        result.addProperty("title", getTitle());
+        result.addProperty("artist", getArtist());
+        result.addProperty("artwork", getArtUri());
+        result.addProperty("duration", getDuration());
+        result.addProperty("position", getPosition());
+        result.addProperty("speed", getSpeed());
+        result.addProperty("state", getState());
+        return Nano.success(result.toString());
+    }
+
+    private Players getPlayer() {
+        return Server.get().getPlayer();
+    }
+
+    private boolean isNull() {
+        return Objects.isNull(getPlayer()) || Objects.isNull(getPlayer().getSession());
+    }
+
+    private PlaybackStateCompat getPlaybackState() {
+        return getPlayer().getSession().getController().getPlaybackState();
+    }
+
+    private MediaMetadataCompat getMetadata() {
+        return getPlayer().getSession().getController().getMetadata();
+    }
+
+    private String getUrl() {
+        return TextUtils.isEmpty(getPlayer().getUrl()) ? "" : getPlayer().getUrl();
+    }
+
+    private String getTitle() {
+        return getMetadata() == null || getMetadata().getString(MediaMetadataCompat.METADATA_KEY_TITLE).isEmpty() ? "" : getMetadata().getString(MediaMetadataCompat.METADATA_KEY_TITLE);
+    }
+
+    private String getArtist() {
+        return getMetadata() == null || getMetadata().getString(MediaMetadataCompat.METADATA_KEY_ARTIST).isEmpty() ? "" : getMetadata().getString(MediaMetadataCompat.METADATA_KEY_ARTIST);
+    }
+
+    private String getArtUri() {
+        return getMetadata() == null ? "" : getMetadata().getString(MediaMetadataCompat.METADATA_KEY_ART_URI);
+    }
+
+    private long getDuration() {
+        return getMetadata() == null ? -1 : getMetadata().getLong(MediaMetadataCompat.METADATA_KEY_DURATION);
+    }
+
+    private int getState() {
+        return getPlaybackState() == null ? -1 : getPlaybackState().getState();
+    }
+
+    private long getPosition() {
+        return getPlaybackState() == null ? -1 : getPlaybackState().getPosition();
+    }
+
+    private float getSpeed() {
+        return getPlaybackState() == null ? 1 : getPlaybackState().getPlaybackSpeed();
+    }
+}