Add cmd -g to select the language would reply

README.md

@@ -215,6 +215,7 @@ Application Options:
       --transcript                  Grab transcript from YouTube video and send to chat
       --comments                    Grab comments from YouTube video and send to chat
       --dry-run                     Show what would be sent to the model without actually sending it
+  -g, --language=                   Specify the Language Code for the chat, e.g. -g=en -g=zh
   -u, --scrape_url=                 Scrape website URL to markdown using Jina AI
   -q, --scrape_question=            Search question using Jina AI
 

cli/flags.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/danielmiessler/fabric/common"
 	"github.com/jessevdk/go-flags"
+	"golang.org/x/text/language"
 )
 
 // Flags create flags struct. the users flags go into this, this will be passed to the chat struct in cli
@@ -40,6 +41,7 @@ type Flags struct {
 	YouTubeTranscript       bool              `long:"transcript" description:"Grab transcript from YouTube video and send to chat"`
 	YouTubeComments         bool              `long:"comments" description:"Grab comments from YouTube video and send to chat"`
 	DryRun                  bool              `long:"dry-run" description:"Show what would be sent to the model without actually sending it"`
+	Language                string            `short:"g" long:"language" description:"Specify the Language Code for the chat, e.g. -g=en -g=zh" default:""`
 	ScrapeURL               string            `short:"u" long:"scrape_url" description:"Scrape website URL to markdown using Jina AI"`
 	ScrapeQuestion          string            `short:"q" long:"scrape_question" description:"Search question using Jina AI"`
 }
@@ -109,6 +111,12 @@ func (o *Flags) BuildChatRequest() (ret *common.ChatRequest) {
 		PatternVariables: o.PatternVariables,
 		Message:          o.Message,
 	}
+	if o.Language != "" {
+		langTag, err := language.Parse(o.Language)
+		if err == nil {
+			ret.Language = langTag.String()
+		}
+	}
 	return
 }
 

common/domain.go

@@ -13,6 +13,7 @@ type ChatRequest struct {
 	PatternName      string
 	PatternVariables map[string]string
 	Message          string
+	Language         string
 }
 
 type ChatOptions struct {

core/chatter.go

@@ -60,7 +60,9 @@ func (o *Chatter) Send(request *common.ChatRequest, opts *common.ChatOptions) (m
 }
 
 func (o *Chatter) NewChat(request *common.ChatRequest) (ret *Chat, err error) {
-	ret = &Chat{}
+	ret = &Chat{
+		Language: request.Language,
+	}
 
 	if request.ContextName != "" {
 		var ctx *db.Context
@@ -97,8 +99,9 @@ func (o *Chatter) NewChat(request *common.ChatRequest) (ret *Chat, err error) {
 }
 
 type Chat struct {
-	Context string
-	Pattern string
-	Message string
-	Session *db.Session
+	Context  string
+	Pattern  string
+	Message  string
+	Session  *db.Session
+	Language string
 }

core/fabric.go

@@ -257,6 +257,9 @@ func (o *Chat) BuildChatSession(raw bool) (ret *db.Session, err error) {
 	}
 
 	systemMessage := strings.TrimSpace(o.Context) + strings.TrimSpace(o.Pattern)
+	if o.Language != "" {
+		systemMessage = fmt.Sprintf("%s. Please use the language '%s' for the output.", systemMessage, o.Language)
+	}
 	userMessage := strings.TrimSpace(o.Message)
 
 	if raw {