46 lines
1,013 B
Go
46 lines
1,013 B
Go
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// Copyright (c) 2024 Zeni Kim <zenik@smarteching.com>
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// Use of this source code is governed by MIT-style
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// license that can be found in the LICENSE file.
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package core
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import (
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"bytes"
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"embed"
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"fmt"
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"html/template"
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"io/fs"
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"net/http"
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"strings"
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)
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type Template struct {
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tmpl *template.Template
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}
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func (t *Template) NewTemplates(resources embed.FS) {
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var paths []string
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fs.WalkDir(resources, ".", func(path string, d fs.DirEntry, err error) error {
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if strings.Contains(d.Name(), ".html") {
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paths = append(paths, path)
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}
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return nil
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})
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t.tmpl = template.Must(template.ParseFS(resources, paths...))
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}
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func (t *Template) Render(w http.ResponseWriter, name string, data interface{}) {
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var buffer bytes.Buffer
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err := t.tmpl.ExecuteTemplate(&buffer, name, data)
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if err != nil {
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err = fmt.Errorf("error executing template: %w", err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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w.Header().Set("Content-Type", "text/html; charset=UTF-8")
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buffer.WriteTo(w)
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}
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