package officeconvertclient

import (
	"context"
	"fmt"
	"path/filepath"

	officeconvertapiv1 "github.com/end/officeconvert/gen/go/officeconvertapi/v1"
)

// ConversionResult groups the terminal status and deck payload for one conversion.
type ConversionResult struct {
	Status *officeconvertapiv1.GetConversionStatusResponse
	Deck   *officeconvertapiv1.SlideDeck
}

// ConvertPPTXFile runs the full create-upload-start-wait-fetch flow.
func (c *Client) ConvertPPTXFile(ctx context.Context, localPPTXPath string) (*ConversionResult, error) {
	createRes, err := c.CreateConversion(ctx, filepath.Base(localPPTXPath))
	if err != nil {
		return nil, fmt.Errorf("create conversion: %w", err)
	}

	if err := c.UploadPPTX(ctx, createRes.UploadUrl, localPPTXPath); err != nil {
		return nil, err
	}

	if _, err := c.StartConversion(ctx, createRes.ConversionId); err != nil {
		return nil, fmt.Errorf("start conversion: %w", err)
	}

	statusRes, err := c.WaitForCompletion(ctx, createRes.ConversionId)
	if err != nil {
		return nil, fmt.Errorf("wait for completion: %w", err)
	}
	deckRes, err := c.GetSlideDeck(ctx, createRes.ConversionId)
	if err != nil {
		return nil, fmt.Errorf("get slide deck: %w", err)
	}

	return &ConversionResult{
		Status: statusRes,
		Deck:   deckRes.SlideDeck,
	}, nil
}