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Code Issues Releases Wiki Activity

Viewutil: Introduce CopyEnRuWith

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Reducing boilerplate as usual
This commit is contained in:
Timur Ismagilov
2022-05-18 19:58:24 +03:00
parent 9a540ba022
commit 5bc704b404
8 changed files with 33 additions and 62 deletions
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24
viewutil/chain.go
View File

@@ -4,30 +4,30 @@ import "text/template"
// Chain represents a chain of different language versions of the same template.
type Chain struct {
en *template.Template
ru *template.Template
_en *template.Template
_ru *template.Template
}
// En returns a new Chain. This is the only constructor of the type, so every view is forced to have an English representation.
func En(en *template.Template) Chain {
// en returns a new Chain. This is the only constructor of the type, so every view is forced to have an English representation.
func en(en *template.Template) Chain {
return Chain{
en: en,
_en: en,
}
}
// Ru adds a Russian translation to the Chain.
func (c Chain) Ru(ru *template.Template) Chain {
c.ru = ru
// ru adds a Russian translation to the Chain.
func (c Chain) ru(ru *template.Template) Chain {
c._ru = ru
return c
}
// Get returns an appropriate language representation for the given locale in meta.
func (c Chain) Get(meta Meta) *template.Template {
switch meta.Locale() {
case "en":
return c.en
case "ru":
return c.ru
case "_en":
return c._en
case "_ru":
return c._ru
}
panic("unknown language " + meta.Locale())
}

11
viewutil/viewutil.go
View File

@@ -75,7 +75,7 @@ func Init() {
// TODO: get rid of this
func localizedBaseWithWeirdBody(meta Meta) *template.Template {
t := func() *template.Template {
if meta.Locale() == "ru" {
if meta.Locale() == "_ru" {
return BaseRu
}
return BaseEn
@@ -121,11 +121,16 @@ func Base(meta Meta, title, body string, headElements ...string) string {
return w.String()
}
func CopyEnWith(fsys fs.FS, f string) *template.Template {
func CopyEnRuWith(fsys fs.FS, filename, ruTranslation string) Chain {
return en(copyEnWith(fsys, filename)).
ru(template.Must(copyRuWith(fsys, filename).Parse(ruTranslation)))
}
func copyEnWith(fsys fs.FS, f string) *template.Template {
return m(m(BaseEn.Clone()).ParseFS(fsys, f))
}
func CopyRuWith(fsys fs.FS, f string) *template.Template {
func copyRuWith(fsys fs.FS, f string) *template.Template {
return m(m(BaseRu.Clone()).ParseFS(fsys, f))
}