[db] Add function to get a human readable string for data and media kind

src/db.c

@@ -333,6 +333,68 @@ static const struct browse_clause browse_clause[] =
     { "f.path, f.path",                        "f.path",           "f.path" },
   };
 
+
+struct media_kind_label {
+  enum media_kind type;
+  const char *label;
+};
+
+/* Keep in sync with enum media_kind */
+static const struct media_kind_label media_kind_labels[] =
+  {
+    { MEDIA_KIND_MUSIC,      "music" },
+    { MEDIA_KIND_MOVIE,      "movie" },
+    { MEDIA_KIND_PODCAST,    "podcast" },
+    { MEDIA_KIND_AUDIOBOOK,  "audiobook" },
+    { MEDIA_KIND_MUSICVIDEO, "musicvideo" },
+    { MEDIA_KIND_TVSHOW,     "tvshow" },
+  };
+
+const char *
+db_media_kind_label(enum media_kind media_kind)
+{
+  int i;
+
+  for (i = 0; i < ARRAY_SIZE(media_kind_labels); i++)
+    {
+      if (media_kind == media_kind_labels[i].type)
+	return media_kind_labels[i].label;
+    }
+
+  return NULL;
+}
+
+enum media_kind
+db_media_kind_enum(const char *label)
+{
+  int i;
+
+  if (!label)
+    return 0;
+
+  for (i = 0; i < ARRAY_SIZE(media_kind_labels); i++)
+    {
+      if (strcmp(label, media_kind_labels[i].label) == 0)
+	return media_kind_labels[i].type;
+    }
+
+  return 0;
+}
+
+/* Keep in sync with enum data_kind */
+static char *data_kind_label[] = { "file", "url", "spotify", "pipe" };
+
+const char *
+db_data_kind_label(enum data_kind data_kind)
+{
+  if (data_kind < ARRAY_SIZE(data_kind_label))
+    {
+      return data_kind_label[data_kind];
+    }
+
+  return NULL;
+}
+
 /* Shuffle RNG state */
 struct rng_ctx shuffle_rng;
 

src/db.h

@@ -105,6 +105,7 @@ struct pairing_info {
   char *guid;
 };
 
+/* Keep in sync with media_kind_labels[] */
 enum media_kind {
   MEDIA_KIND_MUSIC = 1,
   MEDIA_KIND_MOVIE = 2,
@@ -114,6 +115,13 @@ enum media_kind {
   MEDIA_KIND_TVSHOW = 64,
 };
 
+const char *
+db_media_kind_label(enum media_kind media_kind);
+
+enum media_kind
+db_media_kind_enum(const char *label);
+
+/* Keep in sync with data_kind_label[] */
 enum data_kind {
   DATA_KIND_FILE = 0,    /* normal file */
   DATA_KIND_HTTP = 1,    /* network stream (radio) */
@@ -121,6 +129,9 @@ enum data_kind {
   DATA_KIND_PIPE = 3,    /* iTunes has no pipe data kind, but we use 3 */
 };
 
+const char *
+db_data_kind_label(enum data_kind data_kind);
+
 /* Note that fields marked as integers in the metadata map in filescanner_ffmpeg must be uint32_t here */
 struct media_file_info {
   char *path;

src/misc.h

@@ -15,6 +15,7 @@
 #define STOB(s) ((s) * 4)
 #define BTOS(b) ((b) / 4)
 
+#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
 
 struct onekeyval {
   char *name;
@@ -57,7 +58,6 @@ safe_strdup(const char *str);
 char *
 safe_asprintf(const char *fmt, ...);
 
-
 /* Key/value functions */
 struct keyval *
 keyval_alloc(void);