Merge pull request #1157 from mattjoyce/curly-brace-templates

fix: process template variables in raw input

core/chatter.go

@@ -10,6 +10,7 @@ import (
 	"github.com/danielmiessler/fabric/common"
 	"github.com/danielmiessler/fabric/plugins/ai"
 	"github.com/danielmiessler/fabric/plugins/db/fsdb"
+	"github.com/danielmiessler/fabric/plugins/template"
 )
 
 const NoSessionPatternUserMessages = "no session, pattern or user messages provided"
@@ -74,6 +75,7 @@ func (o *Chatter) Send(request *common.ChatRequest, opts *common.ChatOptions) (s
 
 
 func (o *Chatter) BuildSession(request *common.ChatRequest, raw bool) (session *fsdb.Session, err error) {
+	// If a session name is provided, retrieve it from the database
 	if request.SessionName != "" {
 		var sess *fsdb.Session
 		if sess, err = o.db.Sessions.Get(request.SessionName); err != nil {
@@ -89,6 +91,7 @@ func (o *Chatter) BuildSession(request *common.ChatRequest, raw bool) (session *
 		session.Append(&goopenai.ChatCompletionMessage{Role: common.ChatMessageRoleMeta, Content: request.Meta})
 	}
 
+	// if a context name is provided, retrieve it from the database
 	var contextContent string
 	if request.ContextName != "" {
 		var ctx *fsdb.Context
@@ -100,15 +103,20 @@ func (o *Chatter) BuildSession(request *common.ChatRequest, raw bool) (session *
 	}
 
 
-	//if there is no input from stdin
-	var messageContent string
+	// Process any template variables in the message content (user input)
+	// Double curly braces {{variable}} indicate template substitution 
+	// should occur, whether in patterns or direct input
 	if request.Message != nil {
-    messageContent = request.Message.Content
+    request.Message.Content, err = template.ApplyTemplate(request.Message.Content, request.PatternVariables, "")
+    if err != nil {
+        return nil, err
+    }
 	}
 
 	var patternContent string
 	if request.PatternName != "" {
-			pattern, err := o.db.Patterns.GetApplyVariables(request.PatternName, request.PatternVariables, messageContent)	
+			pattern, err := o.db.Patterns.GetApplyVariables(request.PatternName, request.PatternVariables, request.Message.Content)	
+			// pattrn will now contain user input, and all variables will be resolved, or errored
 
 			if err != nil {
 					return nil, fmt.Errorf("could not get pattern %s: %v", request.PatternName, err)
@@ -125,7 +133,8 @@ func (o *Chatter) BuildSession(request *common.ChatRequest, raw bool) (session *
 	if raw {
 		if request.Message != nil {
 			if systemMessage != "" {
-				request.Message.Content = systemMessage + request.Message.Content
+				request.Message.Content = systemMessage 
+				// system contains pattern which contains user input
 			}
 		} else {
 			if systemMessage != "" {