57 lines
1.1 KiB
Go
57 lines
1.1 KiB
Go
package template
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import (
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"embed"
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"fmt"
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"strings"
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domtpl "gateway/internal/model/notification/domain/template"
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)
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//go:embed subjects/*.txt html/*.html sms/*.txt
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var embeddedFS embed.FS
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func readEmbeddedTemplate(path string) (string, error) {
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path = strings.TrimPrefix(path, "/")
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b, err := embeddedFS.ReadFile(path)
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if err != nil {
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return "", fmt.Errorf("template: read %q: %w", path, err)
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}
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return string(b), nil
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}
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// resolveSpec loads embedded files into executable template strings.
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func resolveSpec(spec domtpl.Spec) (subject, body, sms string, err error) {
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switch {
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case spec.EmailSubjectFile != "":
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subject, err = readEmbeddedTemplate(spec.EmailSubjectFile)
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if err != nil {
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return "", "", "", err
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}
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default:
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subject = spec.EmailSubject
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}
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switch {
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case spec.EmailBodyFile != "":
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body, err = readEmbeddedTemplate(spec.EmailBodyFile)
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if err != nil {
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return "", "", "", err
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}
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default:
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body = spec.EmailBody
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}
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switch {
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case spec.SMSTextFile != "":
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sms, err = readEmbeddedTemplate(spec.SMSTextFile)
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if err != nil {
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return "", "", "", err
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}
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default:
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sms = spec.SMSText
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}
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return subject, body, sms, nil
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}
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