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package backend
import (
"errors"
"fmt"
"html/template"
"log/slog"
"net/http"
"os"
"path/filepath"
"strings"
"git.anhgelus.world/anhgelus/small-world/markdown"
"github.com/go-chi/chi/v5"
"github.com/pelletier/go-toml/v2"
)
var logs = map[string]string{}
type logData struct {
*data
LogTitle string `toml:"title"`
Description string `toml:"description"`
Img image `toml:"image"`
Content template.HTML `toml:"-"`
}
func (d *logData) SetData(dt *data) {
d.data = dt
}
type image struct {
Src string `toml:"src"`
Alt string `toml:"alt"`
Legend string `toml:"legend"`
}
func LoadLogs(cfg *Config) bool {
dir, err := os.ReadDir(cfg.LogFolder)
if err != nil {
if !os.IsNotExist(err) {
slog.Error("reading log directory", "error", err)
return false
}
err = os.MkdirAll(cfg.LogFolder, 0660)
if err != nil {
slog.Error("creating log directory", "error", err)
}
return false
}
slog.Info("checking log directory...", "path", cfg.LogFolder)
err = readLogDir(cfg.LogFolder, dir)
if err != nil {
slog.Error("reading log directory", "error", err, "path", cfg.LogFolder)
return false
}
slog.Info("all logs loaded")
return true
}
func readLogDir(path string, dir []os.DirEntry) error {
for _, d := range dir {
p := filepath.Join(path, d.Name())
if d.IsDir() {
dd, err := os.ReadDir(p)
if err != nil {
return err
}
if err = readLogDir(p, dd); err != nil {
return err
}
} else {
if !strings.HasSuffix(d.Name(), ".md") {
return fmt.Errorf("file %s is not a markdown file", d.Name())
}
_, ok := logs[d.Name()]
if ok {
return fmt.Errorf("log already exists: %s", d.Name())
}
logs[strings.TrimSuffix(d.Name(), ".md")] = p
}
}
return nil
}
func HandleLogs(r *chi.Mux) {
r.Route("/logs", func(r chi.Router) {
r.Get("/", handleLogList)
r.Get("/{slug:[a-zA-Z0-9-]+}", handleLog)
})
}
func handleLogList(w http.ResponseWriter, r *http.Request) {
}
func handleLog(w http.ResponseWriter, r *http.Request) {
slug := chi.URLParam(r, "slug")
path, ok := logs[slug]
if !ok {
http.NotFoundHandler().ServeHTTP(w, r)
return
}
var d logData
d.data = new(data)
d.Article = true
d.LogTitle = slug
d.title = slug
b, err := os.ReadFile(path)
if err != nil {
panic(err)
}
var dd string
splits := strings.SplitN(string(b), "---", 2)
if len(splits) == 2 {
dd = splits[1]
err = toml.Unmarshal([]byte(splits[0]), &d)
if err != nil {
panic(err)
}
d.title = d.LogTitle
d.Image = d.Img.Src
} else {
dd = string(b)
}
d.Content, err = markdown.Parse(dd)
var errMd *markdown.ParseError
errors.As(err, &errMd)
if errMd != nil {
w.WriteHeader(http.StatusInternalServerError)
slog.Error("parsing markdown")
fmt.Println(errMd.Pretty())
}
d.handleGeneric(w, r, "log", &d)
}
|
