package presenter

import (
	"encoding/json"
	"io"
	"time"

	"gitea.oblak.solutions/dimitar/gitFlow/pkg/status"
)

// JSONFormatter renders the scan result as indented JSON for scripting.
type JSONFormatter struct{}

// Format implements Formatter.
func (j *JSONFormatter) Format(w io.Writer, result status.ScanResult) error {
	doc := struct {
		ScannedAt time.Time         `json:"scanned_at"`
		ParentDir string            `json:"parent_dir"`
		Repos     []status.RepoInfo `json:"repos"`
		Summary   status.Summary    `json:"summary"`
	}{
		ScannedAt: result.ScannedAt,
		ParentDir: result.ParentDir,
		Repos:     result.Repos,
		Summary:   result.Summary(),
	}
	enc := json.NewEncoder(w)
	enc.SetIndent("", "  ")
	return enc.Encode(doc)
}