generated from PenaSide/GolangTemplate
92 lines
2.6 KiB
Go
92 lines
2.6 KiB
Go
package client
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import (
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"bytes"
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"fmt"
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"github.com/gofiber/fiber/v2"
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"go.uber.org/zap"
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"mime/multipart"
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"gitea.pena/PenaSide/customer/internal/errors"
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"gitea.pena/PenaSide/customer/internal/models"
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)
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type MailClientDeps struct {
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ApiUrl string
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Sender string
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Auth *models.PlainAuth
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ApiKey string
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FiberClient *fiber.Client
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Logger *zap.Logger
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MailAddress string
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}
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type MailClient struct {
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deps MailClientDeps
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}
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func NewMailClient(deps MailClientDeps) *MailClient {
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if deps.FiberClient == nil {
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deps.FiberClient = fiber.AcquireClient()
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}
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return &MailClient{
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deps: deps,
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}
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}
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func (receiver *MailClient) SendMessage(userEmail string, verification *models.Verification, money float32) errors.Error {
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body := fmt.Sprintf("<p>Поступила заявка на оплату через Р/С от пользователя с почтой %s (%s)</p>"+
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"<p>Вот файлы его верификации:</p>"+
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"<p>Запрос на оплату: %f рублей</p>", userEmail, verification.UserID, money)
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for _, file := range verification.Files {
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body += fmt.Sprintf("<p>%s: <a href=\"%s\">%s</a></p>", file.Name, file.URL, file.URL)
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}
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form := new(bytes.Buffer)
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writer := multipart.NewWriter(form)
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defer writer.Close()
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fields := map[string]string{
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"from": receiver.deps.Sender,
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"to": receiver.deps.MailAddress,
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"subject": "Новая заявка на оплату через Р/С",
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"html": body,
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}
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for key, value := range fields {
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if err := writer.WriteField(key, value); err != nil {
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return handleError(receiver.deps.Logger, "Error writing form field", err)
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}
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}
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if err := writer.Close(); err != nil {
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return handleError(receiver.deps.Logger, "Error closing form writer", err)
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}
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fmt.Println("SEEEEEND", receiver.deps.ApiUrl)
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req := receiver.deps.FiberClient.Post(receiver.deps.ApiUrl).Body(form.Bytes()).ContentType(writer.FormDataContentType())
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if receiver.deps.ApiKey != "" {
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req.Set("Authorization", receiver.deps.ApiKey)
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}
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statusCode, _, errs := req.Bytes()
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if errs != nil {
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return handleError(receiver.deps.Logger, "Error sending request", errs[0])
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}
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if statusCode != fiber.StatusOK {
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err := fmt.Errorf("the SMTP service returned an error: %d", statusCode)
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return handleError(receiver.deps.Logger, "Error sending email", err)
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}
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return nil
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}
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func handleError(logger *zap.Logger, message string, err error) errors.Error {
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logger.Error(message, zap.Error(err))
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return errors.New(
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fmt.Errorf("failed to send email on <SendMessage> of <MailClient>: %w", err),
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errors.ErrInternalError,
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)
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}
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