payments/ce/plugins/stripe/plugin.go

package stripe

import (
	"context"
	"encoding/json"
	"fmt"

	"github.com/hanzo-fi/go-libs/v5/pkg/observe/log"
	"github.com/hanzo-fi/payments/ce/plugins/stripe/client"
	"github.com/hanzo-fi/payments/pkg/domain/models"
	pkgplugins "github.com/hanzo-fi/payments/pkg/domain/plugins"
	"github.com/stripe/stripe-go/v80"
)

const ProviderName = "stripe"

var Registration = pkgplugins.Registration{
	PluginType: models.PluginTypePSP,
	CreateFunc: func(_ models.ConnectorID, name string, logger logging.Logger, rm json.RawMessage) (models.Plugin, error) {
		return New(name, logger, rm, nil)
	},
	Capabilities: capabilities,
	RawConf:      Config{},
	PageSize:     PAGE_SIZE,
}

type Plugin struct {
	models.Plugin

	name   string
	logger logging.Logger
	client client.Client
	config Config
}

func New(
	name string,
	logger logging.Logger,
	rawConfig json.RawMessage,
	backend stripe.Backend,
) (*Plugin, error) {
	config, err := unmarshalAndValidateConfig(rawConfig)
	if err != nil {
		return nil, err
	}

	client, err := client.New(ProviderName, logger, backend, config.APIKey)
	if err != nil {
		return nil, err
	}

	return &Plugin{
		Plugin: pkgplugins.NewBasePlugin(),

		name:   name,
		logger: logger,
		client: client,
		config: config,
	}, nil
}

func (p *Plugin) Name() string {
	return p.name
}

func (p *Plugin) Config() models.PluginInternalConfig {
	return p.config
}

func (p *Plugin) Install(_ context.Context, req models.InstallRequest) (models.InstallResponse, error) {
	return models.InstallResponse{
		Workflow: workflow(),
	}, nil
}

func (p *Plugin) Uninstall(ctx context.Context, req models.UninstallRequest) (models.UninstallResponse, error) {
	if p.client == nil {
		return models.UninstallResponse{}, nil
	}

	if len(req.WebhookConfigs) == 0 {
		return models.UninstallResponse{}, nil
	}

	err := p.client.DeleteWebhookEndpoints(req.WebhookConfigs)
	if err != nil {
		return models.UninstallResponse{}, fmt.Errorf("failed to delete stripe webhooks on uninstall: %w", err)
	}
	return models.UninstallResponse{}, nil
}

func (p *Plugin) FetchNextAccounts(ctx context.Context, req models.FetchNextAccountsRequest) (models.FetchNextAccountsResponse, error) {
	if p.client == nil {
		return models.FetchNextAccountsResponse{}, pkgplugins.ErrNotYetInstalled
	}
	return p.fetchNextAccounts(ctx, req)
}

func (p *Plugin) FetchNextBalances(ctx context.Context, req models.FetchNextBalancesRequest) (models.FetchNextBalancesResponse, error) {
	if p.client == nil {
		return models.FetchNextBalancesResponse{}, pkgplugins.ErrNotYetInstalled
	}
	return p.fetchNextBalances(ctx, req)
}

func (p *Plugin) FetchNextExternalAccounts(ctx context.Context, req models.FetchNextExternalAccountsRequest) (models.FetchNextExternalAccountsResponse, error) {
	if p.client == nil {
		return models.FetchNextExternalAccountsResponse{}, pkgplugins.ErrNotYetInstalled
	}
	return p.fetchNextExternalAccounts(ctx, req)
}

func (p *Plugin) FetchNextPayments(ctx context.Context, req models.FetchNextPaymentsRequest) (models.FetchNextPaymentsResponse, error) {
	if p.client == nil {
		return models.FetchNextPaymentsResponse{}, pkgplugins.ErrNotYetInstalled
	}
	return p.fetchNextPayments(ctx, req)
}

func (p *Plugin) CreateTransfer(ctx context.Context, req models.CreateTransferRequest) (models.CreateTransferResponse, error) {
	if p.client == nil {
		return models.CreateTransferResponse{}, pkgplugins.ErrNotYetInstalled
	}

	payment, err := p.createTransfer(ctx, req.PaymentInitiation)
	if err != nil {
		return models.CreateTransferResponse{}, err
	}

	return models.CreateTransferResponse{
		Payment: &payment,
	}, nil
}

func (p *Plugin) ReverseTransfer(ctx context.Context, req models.ReverseTransferRequest) (models.ReverseTransferResponse, error) {
	if p.client == nil {
		return models.ReverseTransferResponse{}, pkgplugins.ErrNotYetInstalled
	}

	payment, err := p.reverseTransfer(ctx, req.PaymentInitiationReversal)
	if err != nil {
		return models.ReverseTransferResponse{}, err
	}

	return models.ReverseTransferResponse{
		Payment: payment,
	}, nil
}

func (p *Plugin) CreatePayout(ctx context.Context, req models.CreatePayoutRequest) (models.CreatePayoutResponse, error) {
	if p.client == nil {
		return models.CreatePayoutResponse{}, pkgplugins.ErrNotYetInstalled
	}

	payment, err := p.createPayout(ctx, req.PaymentInitiation)
	if err != nil {
		return models.CreatePayoutResponse{}, err
	}

	return models.CreatePayoutResponse{
		Payment: &payment,
	}, nil
}

func (p *Plugin) CreateWebhooks(ctx context.Context, req models.CreateWebhooksRequest) (models.CreateWebhooksResponse, error) {
	if p.client == nil {
		return models.CreateWebhooksResponse{}, pkgplugins.ErrNotYetInstalled
	}
	configs, err := p.createWebhooks(ctx, req)
	if err != nil {
		return models.CreateWebhooksResponse{}, err
	}

	others := make([]models.PSPOther, 0, len(configs))
	for _, config := range configs {
		raw, err := json.Marshal(&config)
		if err != nil {
			return models.CreateWebhooksResponse{}, err
		}
		others = append(others, models.PSPOther{
			ID:    config.Name,
			Other: raw,
		})
	}
	return models.CreateWebhooksResponse{
		Others:  others,
		Configs: configs,
	}, nil
}

func (p *Plugin) VerifyWebhook(ctx context.Context, req models.VerifyWebhookRequest) (models.VerifyWebhookResponse, error) {
	if p.client == nil {
		return models.VerifyWebhookResponse{}, pkgplugins.ErrNotYetInstalled
	}

	idempotencyKey, err := p.verifyWebhook(ctx, req)
	if err != nil {
		return models.VerifyWebhookResponse{}, err
	}
	return models.VerifyWebhookResponse{WebhookIdempotencyKey: idempotencyKey}, nil
}

func (p *Plugin) TranslateWebhook(ctx context.Context, req models.TranslateWebhookRequest) (models.TranslateWebhookResponse, error) {
	if p.client == nil {
		return models.TranslateWebhookResponse{}, pkgplugins.ErrNotYetInstalled
	}

	responses, err := p.translateWebhook(ctx, req)
	if err != nil {
		return models.TranslateWebhookResponse{}, err
	}

	return models.TranslateWebhookResponse{
		Responses: responses,
	}, nil
}

var _ models.Plugin = &Plugin{}