package cli

import (
	"encoding/json"
	"fmt"
	"io"

	"gitea.maximumdirect.net/eric/weatherreporter/internal/app"
)

type outputOptions struct {
	Quiet bool
}

func writeActionResult(stdout, stderr io.Writer, value any, opts outputOptions, writeStatus func(io.Writer)) error {
	if opts.Quiet {
		return nil
	}
	if writeStatus != nil && stderr != nil {
		writeStatus(stderr)
	}
	return writeJSON(stdout, value)
}

func writeJSON(stdout io.Writer, value any) error {
	encoder := json.NewEncoder(stdout)
	encoder.SetIndent("", "  ")
	return encoder.Encode(value)
}

func writeBatchStatus(stderr io.Writer, result *app.BatchResult) {
	if stderr == nil || result == nil {
		return
	}
	for _, item := range result.Reports {
		if item.Status == "failed" {
			_, _ = fmt.Fprintf(stderr, "report=%s status=failed error=%q\n", item.ReportID, item.Error)
			continue
		}
		if item.Status == "canceled" {
			_, _ = fmt.Fprintf(stderr, "report=%s status=canceled\n", item.ReportID)
			continue
		}
		_, _ = fmt.Fprintf(stderr, "report=%s status=succeeded output=%q\n", item.ReportID, item.OutputPath)
	}
	if result.Notification != nil {
		_, _ = fmt.Fprintf(stderr, "batchNotification status=%q", result.Notification.Status)
		if result.Notification.Reason != "" {
			_, _ = fmt.Fprintf(stderr, " reason=%q", result.Notification.Reason)
		}
		if result.Notification.RunID != "" {
			_, _ = fmt.Fprintf(stderr, " runId=%q", result.Notification.RunID)
		}
		if result.Notification.PipelineID != "" {
			_, _ = fmt.Fprintf(stderr, " pipelineId=%q", result.Notification.PipelineID)
		}
		if result.Notification.BundleID != "" {
			_, _ = fmt.Fprintf(stderr, " bundleId=%q", result.Notification.BundleID)
		}
		if result.Notification.Error != "" {
			_, _ = fmt.Fprintf(stderr, " error=%q", result.Notification.Error)
		}
		_, _ = fmt.Fprintln(stderr)
	}
	_, _ = fmt.Fprintf(stderr, "batch=%s total=%d succeeded=%d failed=%d canceled=%d\n", result.Batch, result.Total, result.Succeeded, result.Failed, result.Canceled)
}