1 files changed, 114 insertions, 0 deletions
diff --git a/main/src/ui/conversation_content_view/content_item_widget_factory.vala b/main/src/ui/conversation_content_view/content_item_widget_factory.vala
new file mode 100644
index 00000000..54283e75
--- /dev/null
+++ b/main/src/ui/conversation_content_view/content_item_widget_factory.vala
@@ -0,0 +1,114 @@
+using Gee;
+using Gdk;
+using Gtk;
+using Pango;
+using Xmpp;
+
+using Dino.Entities;
+
+namespace Dino.Ui.ConversationSummary {
+
+public class ContentItemWidgetFactory : Object {
+
+    private StreamInteractor stream_interactor;
+    private HashMap<string, WidgetGenerator> generators = new HashMap<string, WidgetGenerator>();
+
+    public ContentItemWidgetFactory(StreamInteractor stream_interactor) {
+        this.stream_interactor = stream_interactor;
+
+        generators[MessageItem.TYPE] = new MessageItemWidgetGenerator(stream_interactor);
+        generators[FileItem.TYPE] = new FileItemWidgetGenerator(stream_interactor);
+    }
+
+    public Widget? get_widget(ContentItem item) {
+        WidgetGenerator? generator = generators[item.type_];
+        if (generator != null) {
+            return (Widget?) generator.get_widget(item);
+        }
+        return null;
+    }
+
+    public void register_widget_generator(WidgetGenerator generator) {
+        generators[generator.handles_type] = generator;
+    }
+}
+
+public interface WidgetGenerator : Object {
+    public abstract string handles_type { get; set; }
+    public abstract Object get_widget(ContentItem item);
+}
+
+public class MessageItemWidgetGenerator : WidgetGenerator, Object {
+
+    public string handles_type { get; set; default=FileItem.TYPE; }
+
+    private StreamInteractor stream_interactor;
+
+    public MessageItemWidgetGenerator(StreamInteractor stream_interactor) {
+        this.stream_interactor = stream_interactor;
+    }
+
+    public Object get_widget(ContentItem item) {
+        MessageItem message_item = item as MessageItem;
+        Conversation conversation = message_item.conversation;
+        Message message = message_item.message;
+
+        Label label = new Label("") { use_markup=true, xalign=0, selectable=true, wrap=true, wrap_mode=Pango.WrapMode.WORD_CHAR, vexpand=true, visible=true };
+        string markup_text = message.body;
+        if (markup_text.length > 10000) {
+            markup_text = markup_text.substring(0, 10000) + " [" + _("Message too long") + "]";
+        }
+        if (message_item.message.body.has_prefix("/me")) {
+            markup_text = markup_text.substring(3);
+        }
+
+        if (conversation.type_ == Conversation.Type.GROUPCHAT) {
+            markup_text = Util.parse_add_markup(markup_text, conversation.nickname, true, true);
+        } else {
+            markup_text = Util.parse_add_markup(markup_text, null, true, true);
+        }
+
+        if (message_item.message.body.has_prefix("/me")) {
+            string display_name = Util.get_participant_display_name(stream_interactor, conversation, message.from);
+            update_me_style(stream_interactor, message.real_jid ?? message.from, display_name, conversation.account, label, markup_text);
+            label.realize.connect(() => update_me_style(stream_interactor, message.real_jid ?? message.from, display_name, conversation.account, label, markup_text));
+            label.style_updated.connect(() => update_me_style(stream_interactor, message.real_jid ?? message.from, display_name, conversation.account, label, markup_text));
+        }
+
+        int only_emoji_count = Util.get_only_emoji_count(markup_text);
+        if (only_emoji_count != -1) {
+            string size_str = only_emoji_count < 5 ? "xx-large" : "large";
+            markup_text = @"<span size=\'$size_str\'>" + markup_text + "</span>";
+        }
+
+        label.label = markup_text;
+        return label;
+    }
+
+    public static void update_me_style(StreamInteractor stream_interactor, Jid jid, string display_name, Account account, Label label, string action_text) {
+        string color = Util.get_name_hex_color(stream_interactor, account, jid, Util.is_dark_theme(label));
+        label.label = @"<span color=\"#$(color)\">$(Markup.escape_text(display_name))</span>" + action_text;
+    }
+}
+
+public class FileItemWidgetGenerator : WidgetGenerator, Object {
+
+    public StreamInteractor stream_interactor;
+    public string handles_type { get; set; default=FileItem.TYPE; }
+
+    private const int MAX_HEIGHT = 300;
+    private const int MAX_WIDTH = 600;
+
+    public FileItemWidgetGenerator(StreamInteractor stream_interactor) {
+        this.stream_interactor = stream_interactor;
+    }
+
+    public Object get_widget(ContentItem item) {
+        FileItem file_item = item as FileItem;
+        FileTransfer transfer = file_item.file_transfer;
+
+        return new FileWidget(stream_interactor, transfer) { visible=true };
+    }
+}
+
+}