template_renderer.go: Migliorato ciclo di sviluppo

main-old
Antonio De Lucreziis 4 years ago
parent ae8b2b2d51
commit 1c3040ee79

@ -8,8 +8,15 @@ import (
"github.com/labstack/echo/v4"
)
var isDevMode bool
func init() {
isDevMode = os.Getenv("MODE") == "development"
}
// TemplateRenderer holds cached templates for rendering
type TemplateRenderer struct {
baseFile string
baseTemplate *template.Template
templateMap map[string]*template.Template
}
@ -17,6 +24,7 @@ type TemplateRenderer struct {
// NewTemplateRenderer constructs a template renderer with a base file
func NewTemplateRenderer(baseFile string) *TemplateRenderer {
return &TemplateRenderer{
baseFile: baseFile,
baseTemplate: template.Must(template.ParseFiles("./views/" + baseFile)),
templateMap: make(map[string]*template.Template),
}
@ -24,9 +32,16 @@ func NewTemplateRenderer(baseFile string) *TemplateRenderer {
// Render the template
func (t *TemplateRenderer) Render(w io.Writer, name string, data interface{}, c echo.Context) error {
tmpl := t.templateMap[name]
if os.Getenv("MODE") == "development" || tmpl == nil {
tmpl = template.Must(t.baseTemplate.Clone())
if isDevMode || tmpl == nil {
if isDevMode {
tmpl = template.Must(template.ParseFiles("./views/" + t.baseFile))
} else {
tmpl = template.Must(t.baseTemplate.Clone())
}
tmpl.ParseFiles("./views/" + name)
t.templateMap[name] = tmpl
}

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