additional tools

internal/llm/tools/file.go

@@ -0,0 +1,53 @@
+package tools
+
+import (
+	"sync"
+	"time"
+)
+
+// File record to track when files were read/written
+type fileRecord struct {
+	path      string
+	readTime  time.Time
+	writeTime time.Time
+}
+
+var (
+	fileRecords     = make(map[string]fileRecord)
+	fileRecordMutex sync.RWMutex
+)
+
+func recordFileRead(path string) {
+	fileRecordMutex.Lock()
+	defer fileRecordMutex.Unlock()
+
+	record, exists := fileRecords[path]
+	if !exists {
+		record = fileRecord{path: path}
+	}
+	record.readTime = time.Now()
+	fileRecords[path] = record
+}
+
+func getLastReadTime(path string) time.Time {
+	fileRecordMutex.RLock()
+	defer fileRecordMutex.RUnlock()
+
+	record, exists := fileRecords[path]
+	if !exists {
+		return time.Time{}
+	}
+	return record.readTime
+}
+
+func recordFileWrite(path string) {
+	fileRecordMutex.Lock()
+	defer fileRecordMutex.Unlock()
+
+	record, exists := fileRecords[path]
+	if !exists {
+		record = fileRecord{path: path}
+	}
+	record.writeTime = time.Now()
+	fileRecords[path] = record
+}