blog/router/router.go

89 lines
2.0 KiB
Go

package router
import (
"html/template"
"net/http"
"os"
"path/filepath"
"strings"
"go.jolheiser.com/emdbed"
"go.jolheiser.com/blog/markdown"
"go.jolheiser.com/blog/post"
"go.jolheiser.com/blog/static"
"github.com/go-chi/chi/v5"
"github.com/go-chi/chi/v5/middleware"
"github.com/rs/zerolog/log"
)
func New(blog *post.Blog) *chi.Mux {
m := chi.NewMux()
m.Use(middleware.Logger)
m.Use(middleware.Recoverer)
m.Get("/", indexHandler(blog))
m.Get("/{post}", fileHandler(blog))
m.Get("/sakura.css", static.SakuraCSS)
return m
}
func indexHandler(blog *post.Blog) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
if err := static.IndexTemplate.Execute(w, map[string]interface{}{
"Blog": blog,
}); err != nil {
log.Error().Err(err).Msg("could not execute template")
}
}
}
func fileHandler(blog *post.Blog) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
postName := chi.URLParam(r, "post")
p, ok := blog.Posts[postName]
if !ok {
w.WriteHeader(http.StatusNotFound)
return
}
fi, err := os.Open(p.Path)
if err != nil {
log.Error().Err(err).Msg("could not open post")
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
defer fi.Close()
mdContent, err := markdown.Content(fi)
if err != nil {
log.Error().Err(err).Msg("could not get content")
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
emdbedContent, err := emdbed.Convert(filepath.Dir(p.Path), strings.NewReader(mdContent))
if err != nil {
log.Error().Err(err).Msg("could not emdbed")
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
md, err := markdown.Convert(strings.NewReader(emdbedContent))
if err != nil {
log.Error().Err(err).Msg("could not convert")
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if err := static.PostTemplate.Execute(w, map[string]interface{}{
"Post": p,
"Content": template.HTML(md),
}); err != nil {
log.Error().Err(err).Msg("could not execute template")
}
}
}