package server
import (
"encoding/json"
"os"
"path/filepath"
"github.com/modelcontextprotocol/go-sdk/mcp"
)
// LoadExternalPrompts loads prompt definitions from JSON files in dir (non-recursive).
// Each file should contain a JSON representation of mcp.Prompt.
func LoadExternalPrompts(dir string) ([]*mcp.Prompt, error) {
var out []*mcp.Prompt
entries, err := os.ReadDir(dir)
if err != nil {
return nil, err
}
for _, e := range entries {
if e.IsDir() {
continue
}
name := e.Name()
if filepath.Ext(name) != ".json" {
continue
}
b, err := os.ReadFile(filepath.Join(dir, name))
if err != nil {
return nil, err
}
var p mcp.Prompt
if err := json.Unmarshal(b, &p); err != nil {
return nil, err
}
// ensure nil slices are empty
if p.Arguments == nil {
p.Arguments = []*mcp.PromptArgument{}
}
out = append(out, &p)
}
return out, nil
}
