1 files changed, 55 insertions, 0 deletions
diff --git a/juick-commands/src/main/java/com/juick/command/ShowUserInfo.java b/juick-commands/src/main/java/com/juick/command/ShowUserInfo.java
new file mode 100644
index 00000000..336b2e0d
--- /dev/null
+++ b/juick-commands/src/main/java/com/juick/command/ShowUserInfo.java
@@ -0,0 +1,55 @@
+package com.juick.command;
+
+import com.juick.User;
+import com.juick.formatters.PlainTextFormatter;
+import com.juick.server.protocol.ProtocolListener;
+import com.juick.service.MessagesService;
+import com.juick.service.UserService;
+import lombok.Getter;
+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 ShowUserInfo extends MultiArgsCommand {
+
+    private static final Pattern PATTERN = Pattern.compile("^@([^\\s\\n+]+)(\\+?)$", Pattern.CASE_INSENSITIVE);
+
+    private final UserService userService;
+    private final MessagesService messagesService;
+
+    public ShowUserInfo(UserService userService, MessagesService messagesService) {
+        this.userService = userService;
+        this.messagesService = messagesService;
+    }
+
+    @Override
+    public Pattern pattern() {
+        return PATTERN;
+    }
+
+    @Override
+    public String help() {
+        return "@username+ - Show user's info and last 10 messages (@username++ - second page, ..)";
+    }
+
+    @Override
+    protected String execute(User sender, ProtocolListener protocolListener, String... arguments) {
+        User blogUser = getUserService().getUserByName(arguments[0]);
+        int page = arguments[1].length();
+        if (blogUser.getUid() > 0) {
+            List<Integer> mids = getMessagesService().getUserBlog(blogUser.getUid(), 0, page);
+            List<com.juick.Message> messages = getMessagesService().getMessages(mids);
+            return String.format("Last messages from @%s:\n%s", arguments[0],
+                String.join("\n", messages.stream()
+                    .map(PlainTextFormatter::formatPost).collect(Collectors.toList())));
+        }
+        return "User not found";
+    }
+}