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package templates
import (
"bytes"
"fmt"
"io"
"os"
"path"
"text/template"
"git.sr.ht/~rjarry/aerc/models"
"github.com/mitchellh/go-homedir"
)
func findTemplate(templateName string, templateDirs []string) (string, error) {
for _, dir := range templateDirs {
templateFile, err := homedir.Expand(path.Join(dir, templateName))
if err != nil {
return "", err
}
if _, err := os.Stat(templateFile); os.IsNotExist(err) {
continue
}
return templateFile, nil
}
return "", fmt.Errorf(
"Can't find template %q in any of %v ", templateName, templateDirs)
}
func ParseTemplateFromFile(
name string, dirs []string, data models.TemplateData,
) (io.Reader, error) {
templateFile, err := findTemplate(name, dirs)
if err != nil {
return nil, err
}
emailTemplate, err := template.New(name).
Funcs(templateFuncs).ParseFiles(templateFile)
if err != nil {
return nil, err
}
var body bytes.Buffer
if err := Render(emailTemplate, &body, data); err != nil {
return nil, err
}
return &body, nil
}
func ParseTemplate(name, content string) (*template.Template, error) {
return template.New(name).Funcs(templateFuncs).Parse(content)
}
func Render(t *template.Template, w io.Writer, data models.TemplateData) error {
return t.Execute(w, data)
}
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