1 files changed, 61 insertions, 0 deletions
diff --git a/juick-commands/src/main/java/com/juick/command/ShowMessage.java b/juick-commands/src/main/java/com/juick/command/ShowMessage.java
new file mode 100644
index 00000000..f50dfba9
--- /dev/null
+++ b/juick-commands/src/main/java/com/juick/command/ShowMessage.java
@@ -0,0 +1,61 @@
+package com.juick.command;
+
+import com.juick.Message;
+import com.juick.User;
+import com.juick.formatters.PlainTextFormatter;
+import com.juick.server.protocol.ProtocolListener;
+import com.juick.service.MessagesService;
+import lombok.Getter;
+import org.apache.commons.lang3.math.NumberUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+/**
+ * @author ma1uta
+ */
+@Component
+@Getter
+public class ShowMessage extends MultiArgsCommand {
+
+    private static final Pattern PATTERN = Pattern.compile("^#(\\d+)(\\+?)$", Pattern.CASE_INSENSITIVE);
+
+    private final MessagesService messagesService;
+
+    @Autowired
+    public ShowMessage(MessagesService messagesService) {
+        this.messagesService = messagesService;
+    }
+
+    @Override
+    public Pattern pattern() {
+        return PATTERN;
+    }
+
+    @Override
+    public String help() {
+        return "#1234 - Show message (#1234+ - message with replies)";
+    }
+
+    @Override
+    protected String execute(User sender, ProtocolListener protocolListener, String... arguments) {
+        boolean showReplies = arguments[1].length() > 0;
+        int mid = NumberUtils.toInt(arguments[0], 0);
+        if (mid == 0) {
+            return "Error";
+        }
+        Message msg = getMessagesService().getMessage(mid);
+        if (msg != null) {
+            if (showReplies) {
+                List<Message> replies = getMessagesService().getReplies(mid);
+                replies.add(0, msg);
+                return String.join("\n", replies.stream().map(PlainTextFormatter::formatPost).collect(Collectors.toList()));
+            }
+            return PlainTextFormatter.formatPost(msg);
+        }
+        return "Message not found";
+    }
+}