package mongo

import (
	"context"
	"time"

	"github.com/tech/sendico/gateway/tgsettle/storage"
	"github.com/tech/sendico/gateway/tgsettle/storage/mongo/store"
	"github.com/tech/sendico/pkg/db"
	"github.com/tech/sendico/pkg/merrors"
	"github.com/tech/sendico/pkg/mlogger"
	"go.mongodb.org/mongo-driver/mongo"
	"go.uber.org/zap"
)

type Repository struct {
	logger mlogger.Logger
	conn   *db.MongoConnection
	db     *mongo.Database

	payments storage.PaymentsStore
	tg       storage.TelegramConfirmationsStore
}

func New(logger mlogger.Logger, conn *db.MongoConnection) (*Repository, error) {
	if conn == nil {
		return nil, merrors.InvalidArgument("mongo connection is nil")
	}
	client := conn.Client()
	if client == nil {
		return nil, merrors.Internal("mongo client is not initialised")
	}
	result := &Repository{
		logger: logger.Named("storage").Named("mongo"),
		conn:   conn,
		db:     conn.Database(),
	}
	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
	defer cancel()
	if err := result.conn.Ping(ctx); err != nil {
		result.logger.Error("Mongo ping failed during repository initialisation", zap.Error(err))
		return nil, err
	}
	paymentsStore, err := store.NewPayments(result.logger, result.db)
	if err != nil {
		result.logger.Error("Failed to initialise payments store", zap.Error(err))
		return nil, err
	}
	tgStore, err := store.NewTelegramConfirmations(result.logger, result.db)
	if err != nil {
		result.logger.Error("Failed to initialise telegram confirmations store", zap.Error(err))
		return nil, err
	}
	result.payments = paymentsStore
	result.tg = tgStore
	result.logger.Info("Payment gateway MongoDB storage initialised")
	return result, nil
}

func (r *Repository) Payments() storage.PaymentsStore {
	return r.payments
}

func (r *Repository) TelegramConfirmations() storage.TelegramConfirmationsStore {
	return r.tg
}

var _ storage.Repository = (*Repository)(nil)