package pierre

import (
	"context"
	"io"

	"git.schreifuchs.ch/schreifuchs/pierre-bot/internal/chatter"
)

type Service struct {
	maxChunkSize int
	guidelines   []string
	git          GitAdapter
	chat         ChatAdapter
}

func New(chat ChatAdapter, git GitAdapter, maxChunkSize int, guidelines []string) *Service {
	return &Service{
		git:          git,
		chat:         chat,
		maxChunkSize: maxChunkSize,
		guidelines:   guidelines,
	}
}

type GitAdapter interface {
	GetDiff(ctx context.Context, owner, repo string, prID int) (io.ReadCloser, error)
	AddComment(ctx context.Context, owner, repo string, prID int, comment Comment) error
}

type ChatAdapter interface {
	GenerateStructured(ctx context.Context, messages []chatter.Message, target interface{}) error
	GetProviderName() string
}