egutierrez
ef3ae2aae9
Tipos: EmailAttachment, EmailMessage, SMTPConfig. Puras: email_build_html, email_build_text, email_with_attachment, email_template_render. Impuras: smtp_connect (TLS/STARTTLS/plain), smtp_send (MIME multipart con adjuntos). Solo stdlib: net/smtp, crypto/tls, text/template, mime/multipart. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
39 lines
1011 B
Go
39 lines
1011 B
Go
package infra
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// EmailWithAttachment returns a copy of msg with the given attachment appended.
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// Does not mutate the original message — always returns a new EmailMessage.
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func EmailWithAttachment(msg EmailMessage, att EmailAttachment) EmailMessage {
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newAtts := make([]EmailAttachment, len(msg.Attachments)+1)
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copy(newAtts, msg.Attachments)
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newAtts[len(msg.Attachments)] = att
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toSlice := make([]string, len(msg.To))
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copy(toSlice, msg.To)
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ccSlice := make([]string, len(msg.CC))
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copy(ccSlice, msg.CC)
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bccSlice := make([]string, len(msg.BCC))
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copy(bccSlice, msg.BCC)
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var headers map[string]string
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if len(msg.Headers) > 0 {
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headers = make(map[string]string, len(msg.Headers))
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for k, v := range msg.Headers {
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headers[k] = v
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}
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}
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return EmailMessage{
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From: msg.From,
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To: toSlice,
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CC: ccSlice,
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BCC: bccSlice,
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Subject: msg.Subject,
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BodyHTML: msg.BodyHTML,
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BodyText: msg.BodyText,
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Attachments: newAtts,
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Headers: headers,
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}
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}
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