81 lines
2.1 KiB
Go
81 lines
2.1 KiB
Go
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package server
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import (
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"errors"
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"html/template"
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"log/slog"
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"net/http"
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"os"
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"git.a71.su/Andrew71/hibiscus-txt/internal/files"
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"git.a71.su/Andrew71/hibiscus-txt/internal/templates"
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)
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type EntryList struct {
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Title string
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Description template.HTML
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Entries []Entry
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}
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type Entry struct {
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Title string
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Content string
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Link string
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}
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type formatEntries func([]string) []Entry
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// GetEntries handles showing a list.
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func GetEntries(w http.ResponseWriter, r *http.Request, title string, description template.HTML, dir string, format formatEntries) {
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filesList, err := files.List(dir)
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if err != nil {
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slog.Error("error reading file list", "directory", dir, "error", err)
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InternalError(w, r)
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return
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}
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var filesFormatted = format(filesList)
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err = templates.List.ExecuteTemplate(w, "base", EntryList{Title: title, Description: description, Entries: filesFormatted})
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if err != nil {
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slog.Error("error executing template", "error", err)
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InternalError(w, r)
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return
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}
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}
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// GetEntry handles showing a single file, editable or otherwise.
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func GetEntry(w http.ResponseWriter, r *http.Request, title string, filename string, editable bool) {
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entry, err := files.Read(filename)
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if err != nil {
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if editable && errors.Is(err, os.ErrNotExist) {
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entry = []byte("")
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} else {
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slog.Error("error reading entry file", "error", err, "file", filename)
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InternalError(w, r)
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return
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}
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}
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if editable {
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err = templates.Edit.ExecuteTemplate(w, "base", Entry{Title: title, Content: string(entry)})
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} else {
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err = templates.View.ExecuteTemplate(w, "base", Entry{Title: title, Content: string(entry)})
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}
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if err != nil {
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InternalError(w, r)
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return
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}
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}
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// PostEntry saves value of "text" HTML form component to a file and redirects back to Referer if present.
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func PostEntry(filename string, w http.ResponseWriter, r *http.Request) {
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err := files.Save(filename, []byte(r.FormValue("text")))
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if err != nil {
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slog.Error("error saving file", "error", err, "file", filename)
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}
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if r.Referer() != "" {
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http.Redirect(w, r, r.Header.Get("Referer"), http.StatusFound)
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return
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}
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}
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