Import miniabs 1.0 source

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/com/miniabs/Episode.java

@@ -0,0 +1,95 @@
+package com.miniabs;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+/** One podcast episode, trimmed down to what MiniABS needs. */
+final class Episode {
+    String itemId = "";   // library item (the podcast) id
+    String id = "";       // episode id
+    String title = "";
+    String show = "";     // podcast title
+    String author = "";
+    String desc = "";
+    String ino = "";      // audio file inode, used for downloads
+    String ext = ".mp3";
+    String mime = "";
+    long published;       // ms since epoch
+    double duration;      // seconds
+    long size;            // bytes
+
+    /** Builds an episode from an Audiobookshelf episode object. Returns null if it has no audio. */
+    static Episode fromApi(JSONObject e, String itemId, String show, String author) {
+        if (e == null) return null;
+        Episode ep = new Episode();
+        ep.id = Util.str(e, "id");
+        ep.itemId = itemId != null && itemId.length() > 0 ? itemId : Util.str(e, "libraryItemId");
+        ep.title = Util.str(e, "title");
+        ep.show = show == null ? "" : show;
+        ep.author = author == null ? "" : author;
+        ep.desc = Util.str(e, "description");
+        if (ep.desc.length() == 0) ep.desc = Util.str(e, "subtitle");
+        ep.published = e.optLong("publishedAt", 0);
+        JSONObject af = e.optJSONObject("audioFile");
+        if (af != null) {
+            ep.duration = af.optDouble("duration", 0);
+            ep.ino = Util.str(af, "ino");
+            ep.mime = Util.str(af, "mimeType");
+            JSONObject meta = af.optJSONObject("metadata");
+            if (meta != null) {
+                String x = Util.str(meta, "ext");
+                if (x.length() > 0) ep.ext = x;
+                ep.size = meta.optLong("size", 0);
+            }
+        }
+        if (ep.duration <= 0) ep.duration = e.optDouble("duration", 0);
+        if (ep.id.length() == 0 || ep.itemId.length() == 0 || af == null) return null;
+        ep.ext = safeExt(ep.ext);
+        // The podcast object (when the API sends it) carries the show name
+        JSONObject pod = e.optJSONObject("podcast");
+        if (pod != null && ep.show.length() == 0) {
+            JSONObject md = pod.optJSONObject("metadata");
+            if (md != null) {
+                ep.show = Util.str(md, "title");
+                ep.author = Util.str(md, "author");
+            }
+        }
+        return ep;
+    }
+
+    private static String safeExt(String x) {
+        x = x.toLowerCase();
+        if (!x.startsWith(".")) x = "." + x;
+        if (!x.matches("\\.[a-z0-9]{1,5}")) x = ".mp3";
+        return x;
+    }
+
+    JSONObject toJson() {
+        JSONObject o = new JSONObject();
+        try {
+            o.put("itemId", itemId).put("id", id).put("title", title).put("show", show)
+                    .put("author", author).put("desc", desc).put("ino", ino).put("ext", ext)
+                    .put("mime", mime).put("published", published).put("duration", duration)
+                    .put("size", size);
+        } catch (JSONException ignored) {
+        }
+        return o;
+    }
+
+    static Episode fromStored(JSONObject o) {
+        Episode e = new Episode();
+        e.itemId = Util.str(o, "itemId");
+        e.id = Util.str(o, "id");
+        e.title = Util.str(o, "title");
+        e.show = Util.str(o, "show");
+        e.author = Util.str(o, "author");
+        e.desc = Util.str(o, "desc");
+        e.ino = Util.str(o, "ino");
+        e.ext = safeExt(o.optString("ext", ".mp3"));
+        e.mime = Util.str(o, "mime");
+        e.published = o.optLong("published", 0);
+        e.duration = o.optDouble("duration", 0);
+        e.size = o.optLong("size", 0);
+        return e;
+    }
+}