From 5e0c202f6d29d1146b3b6b643fc1c7fd477bf6ac Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Wed, 19 Oct 2016 17:43:19 +0300
Subject: protocol: some new commands and fixes, part 2

---
 .../java/com/juick/server/MessagesQueries.java     |  1 -
 .../com/juick/server/protocol/JuickProtocol.java   | 48 +++++++++++++++++++++-
 2 files changed, 47 insertions(+), 2 deletions(-)

(limited to 'juick-core')

diff --git a/juick-core/src/main/java/com/juick/server/MessagesQueries.java b/juick-core/src/main/java/com/juick/server/MessagesQueries.java
index 40449e75..b824feba 100644
--- a/juick-core/src/main/java/com/juick/server/MessagesQueries.java
+++ b/juick-core/src/main/java/com/juick/server/MessagesQueries.java
@@ -547,7 +547,6 @@ public class MessagesQueries {
             return sql.queryForList("SELECT message_id FROM favorites "
                     + "WHERE user_id=? ORDER BY message_id DESC LIMIT 20",
                     Integer.class, UID);
-
         }
     }
 
diff --git a/juick-core/src/main/java/com/juick/server/protocol/JuickProtocol.java b/juick-core/src/main/java/com/juick/server/protocol/JuickProtocol.java
index 01f7d691..aff8010a 100644
--- a/juick-core/src/main/java/com/juick/server/protocol/JuickProtocol.java
+++ b/juick-core/src/main/java/com/juick/server/protocol/JuickProtocol.java
@@ -1,10 +1,12 @@
 package com.juick.server.protocol;
 
 import com.juick.*;
+import com.juick.Message;
 import com.juick.formatters.PlainTextFormatter;
 import com.juick.json.MessageSerializer;
 import com.juick.server.*;
 import com.juick.server.protocol.annotation.UserCommand;
+import com.juick.xmpp.*;
 import com.juick.xmpp.extensions.JuickMessage;
 import org.springframework.jdbc.core.JdbcTemplate;
 
@@ -146,12 +148,56 @@ public class JuickProtocol {
         return new ProtocolReply("Tag not found", Optional.empty());
     }
 
+    @UserCommand(pattern = "@", help = "@ - Show recommendations and popular personal blogs")
+    public ProtocolReply commandUsers(User currentUser, String... args) {
+        StringBuilder msg = new StringBuilder();
+        msg.append("Recommended blogs");
+        List<String> recommendedUsers = ShowQueries.getRecommendedUsers(sql, currentUser);
+        if (recommendedUsers.size() > 0) {
+            for (String user : recommendedUsers) {
+                msg.append("\n@").append(user);
+            }
+        } else {
+            msg.append("\nNo recommendations now. Subscribe to more blogs. ;)");
+        }
+        msg.append("\n\nTop 10 personal blogs:");
+        List<String> topUsers = ShowQueries.getTopUsers(sql);
+        if (topUsers.size() > 0) {
+            for (String user : topUsers) {
+                msg.append("\n@").append(user);
+            }
+        } else {
+            msg.append("\nNo top users. Empty DB? ;)");
+        }
+        return new ProtocolReply(msg.toString(), Optional.empty());
+    }
+
+    @UserCommand(pattern = "\\*", help = "* - Show your tags")
+    public ProtocolReply commandTags(User currentUser, String... args) {
+        List<Tag> tags = TagQueries.getUserTagsAll(sql, currentUser.getUID());
+        String msg = "Your tags: (tag - messages)\n" +
+                tags.stream()
+                        .map(t -> String.format("\n*%s - %d", t.getName(), t.UsageCnt)).collect(Collectors.joining());
+        return new ProtocolReply(msg, Optional.empty());
+    }
+
+    @UserCommand(pattern = "!", help = "! - Show your favorite messages")
+    public ProtocolReply commandFavorites(User currentUser, String... args) {
+        List<Integer> mids = MessagesQueries.getUserRecommendations(sql, currentUser.getUID(), 0);
+        if (mids.size() > 0) {
+            List<Message> messages = MessagesQueries.getMessages(sql, mids);
+            return new ProtocolReply("Favorite messages: \n" + String.join("\n", messages.stream().map(PlainTextFormatter::formatPost)
+                    .collect(Collectors.toList())), Optional.of(json.serializeList(messages)));
+        }
+        return new ProtocolReply("No favorite messages, try to \"like\" something ;)", Optional.empty());
+    }
+
     @UserCommand(pattern = "^\\@([^\\s\\n\\+]+)(\\+?)$",
             help = "@username+ - Show user's info and last 10 messages (@username++ - second page, ..)")
     public ProtocolReply commandUser(User user, String... arguments) {
         User blogUser = UserQueries.getUserByName(sql, arguments[0]);
         int page = arguments[1].length();
-        if (blogUser.getUID() > 0) {
+        if (blogUser != null) {
             List<Integer> mids = MessagesQueries.getUserBlog(sql, blogUser.getUID(), 0, page);
             List<Message> messages = MessagesQueries.getMessages(sql, mids);
             return new ProtocolReply(String.format("Last messages from @%s:\n%s", arguments[0],
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