[gnome-games/wip/exalm/ds: 3/13] savestate: Add get_metadata()



commit 7d5195830fed3ef102a581e826060fe30e4e0cf6
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Tue Aug 13 00:18:14 2019 +0500

    savestate: Add get_metadata()
    
    Factor out common parts of metadata getters. This will be required
    to add more metadata for subclasses.

 src/core/savestate.vala | 32 ++++++++++++++++++--------------
 1 file changed, 18 insertions(+), 14 deletions(-)
---
diff --git a/src/core/savestate.vala b/src/core/savestate.vala
index f7929cdc..977a9e04 100644
--- a/src/core/savestate.vala
+++ b/src/core/savestate.vala
@@ -5,12 +5,24 @@ public class Games.Savestate : Object {
                this.path = path;
        }
 
-       public string? get_name () {
+       protected KeyFile get_metadata () {
                var metadata = new KeyFile ();
                var metadata_file_path = Path.build_filename (path, "metadata");
 
                try {
                        metadata.load_from_file (metadata_file_path, KeyFileFlags.NONE);
+               }
+               catch (Error e) {
+                       critical ("Failed to load metadata for %s: %s", path, e.message);
+               }
+
+               return metadata;
+       }
+
+       public string? get_name () {
+               var metadata = get_metadata ();
+
+               try {
                        var is_automatic = metadata.get_boolean ("Metadata", "Automatic");
 
                        if (is_automatic)
@@ -18,18 +30,16 @@ public class Games.Savestate : Object {
                        else
                                return metadata.get_string ("Metadata", "Name");
                }
-               catch (Error e) {
+               catch (KeyFileError e) {
                        critical ("Failed to get name from metadata file for savestate at %s: %s", path, 
e.message);
                        return null;
                }
        }
 
        public DateTime? get_creation_date () {
-               var metadata = new KeyFile ();
-               var metadata_file_path = Path.build_filename (path, "metadata");
+               var metadata = get_metadata ();
 
                try {
-                       metadata.load_from_file (metadata_file_path, KeyFileFlags.NONE);
                        var creation_date_str = metadata.get_string ("Metadata", "Creation Date");
 
                        return new DateTime.from_iso8601 (creation_date_str, new TimeZone.local ());
@@ -41,11 +51,9 @@ public class Games.Savestate : Object {
        }
 
        public double get_screenshot_aspect_ratio () {
-               var metadata = new KeyFile ();
-               var metadata_file_path = Path.build_filename (path, "metadata");
+               var metadata = get_metadata ();
 
                try {
-                       metadata.load_from_file (metadata_file_path, KeyFileFlags.NONE);
                        return metadata.get_double ("Screenshot", "Aspect Ratio");
                }
                catch (Error e) {
@@ -134,9 +142,7 @@ public class Games.Savestate : Object {
        // It names the newly created savestate using the creation date in the
        // metadata file
        public void save_in (string game_savestates_dir_path) throws Error {
-               var metadata = new KeyFile ();
-               var metadata_file_path = Path.build_filename (path, "metadata");
-               metadata.load_from_file (metadata_file_path, KeyFileFlags.NONE);
+               var metadata = get_metadata ();
 
                var creation_date = metadata.get_string ("Metadata", "Creation Date");
                var copied_dir = File.new_for_path (path);
@@ -180,11 +186,9 @@ public class Games.Savestate : Object {
        // Automatic means whether the savestate was created automatically when
        // quitting/loading the game or manually by the user using the Save button
        public bool is_automatic () {
-               var metadata = new KeyFile ();
-               var metadata_file_path = Path.build_filename (path, "metadata");
+               var metadata = get_metadata ();
 
                try {
-                       metadata.load_from_file (metadata_file_path, KeyFileFlags.NONE);
                        return metadata.get_boolean ("Metadata", "Automatic");
                }
                catch (Error e) {


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