From fb36f53f3a9e73ff6892cea9f6327238be5850e6 Mon Sep 17 00:00:00 2001
From: bodqhrohro <bodqhrohro@gmail.com>
Date: Sun, 8 Dec 2019 18:04:26 +0200
Subject: [PATCH] Add /search command

---
 telegram/commands.go | 42 +++++++++++++++++++++++++++++++++++-------
 1 file changed, 35 insertions(+), 7 deletions(-)

diff --git a/telegram/commands.go b/telegram/commands.go
index 8718955..f4e0c62 100644
--- a/telegram/commands.go
+++ b/telegram/commands.go
@@ -39,7 +39,7 @@ var chatCommands = map[string]command{
 	"supergroup": command{"title description", "create new supergroup «title» with «description»"},
 	"channel":    command{"title description", "create new channel «title» with «description»"},
 	"secret":     command{"", "create secretchat with current user"},
-	//"search":     command{"string [limit]", "search <string> in current chat"},
+	"search":     command{"string [limit]", "search <string> in current chat"},
 	//"history":    command{"[limit]", "get last [limit] messages from current chat"},
 	"block":   command{"", "blacklist current user"},
 	"unblock": command{"", "unblacklist current user"},
@@ -335,12 +335,6 @@ func (c *Client) ProcessChatCommand(chatID int64, cmdline string) (string, bool)
 			SenderUserId: c.me.Id,
 			Filter:       &client.SearchMessagesFilterEmpty{},
 		})
-		log.Debugf("%#v", client.SearchChatMessagesRequest{
-			ChatId:       chatID,
-			Limit:        1,
-			SenderUserId: c.me.Id,
-			Filter:       &client.SearchMessagesFilterEmpty{},
-		})
 		if err != nil {
 			return err.Error(), true
 		}
@@ -589,6 +583,40 @@ func (c *Client) ProcessChatCommand(chatID int64, cmdline string) (string, bool)
 		}
 
 		c.unsubscribe(chatID)
+	// search messages within current chat
+	case "search":
+		var limit int32 = 10
+		if len(args) > 1 {
+			newLimit, err := strconv.ParseInt(args[1], 10, 32)
+			if err == nil {
+				limit = int32(newLimit)
+			}
+		}
+
+		var query string
+		if len(args) > 0 {
+			query = args[0]
+		}
+
+		messages, err := c.client.SearchChatMessages(&client.SearchChatMessagesRequest{
+			ChatId:       chatID,
+			Query:        query,
+			Limit:        limit,
+			SenderUserId: c.me.Id,
+			Filter:       &client.SearchMessagesFilterEmpty{},
+		})
+		if err != nil {
+			return err.Error(), true
+		}
+
+		for i := len(messages.Messages) - 1; i >= 0; i-- {
+			gateway.SendMessage(
+				c.jid,
+				strconv.FormatInt(chatID, 10),
+				c.formatMessage(0, 0, false, messages.Messages[i]),
+				c.xmpp,
+			)
+		}
 	case "help":
 		return helpString(helpTypeChat), true
 	default: