salix/examples/include/include.go

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/*
* Salix - Go templating engine
* Copyright (C) 2023 Elara Musayelyan
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
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package main
import (
"embed"
"io/fs"
"log"
"net/http"
"time"
"go.elara.ws/salix"
)
//go:embed tmpls
var tmpls embed.FS
func main() {
tmplsFS, err := fs.Sub(tmpls, "tmpls")
if err != nil {
log.Fatalln(err)
}
ns := salix.New().WithVarMap(map[string]any{"now": time.Now})
err = ns.ParseFSGlob(tmplsFS, "*.html")
if err != nil {
log.Fatalln(err)
}
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
tmpl, ok := ns.GetTemplate("home.html")
if !ok {
w.WriteHeader(http.StatusInternalServerError)
return
}
name := r.URL.Query().Get("name")
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vars := map[string]any{"title": "Home"}
if name != "" {
vars["name"] = name
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}
err = tmpl.
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WithVarMap(vars).
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Execute(w)
if err != nil {
log.Println(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
})
http.HandleFunc("/about", func(w http.ResponseWriter, r *http.Request) {
tmpl, ok := ns.GetTemplate("about.html")
if !ok {
w.WriteHeader(http.StatusInternalServerError)
return
}
err = tmpl.
WithVarMap(map[string]any{"title": "About"}).
Execute(w)
if err != nil {
log.Println(err)
w.WriteHeader(http.StatusInternalServerError)
return
}
})
log.Println("Starting HTTP server on port 8080")
err = http.ListenAndServe(":8080", nil)
if err != nil {
log.Fatalln(err)
}
}