package validators

import (
	"encoding/json"
	"fmt"

	"gitea.maximumdirect.net/eric/audita/v3/internal/framework/promptcontext"
)

func BuildValidationVariables(validationPayload []LLMValidationItem, transcriptDescription string) (map[string]string, error) {
	payloadJSON, err := json.MarshalIndent(localValidationItems(validationPayload), "", "  ")
	if err != nil {
		return nil, fmt.Errorf("marshal validation payload: %w", err)
	}
	return map[string]string{
		"TranscriptDescriptionBlock": promptcontext.TranscriptDescriptionBlock(transcriptDescription),
		"PayloadJSON":                string(payloadJSON),
	}, nil
}

// localValidationItems gives each actual batch its own short references.
func localValidationItems(items []LLMValidationItem) []LLMValidationItem {
	local := append([]LLMValidationItem(nil), items...)
	for i := range local {
		local[i].CorrectionIndex = i + 1
	}
	return local
}