package handler import ( "bytes" "encoding/json" "log/slog" "net/http" "os" "github.com/alecthomas/chroma/v2/formatters/html" "github.com/alecthomas/chroma/v2/lexers" "github.com/alecthomas/chroma/v2/styles" "git.gabrielgio.me/cerrado/pkg/config" "git.gabrielgio.me/cerrado/templates" ) func ConfigFile(configPath string) func(http.ResponseWriter, *http.Request) { return func(w http.ResponseWriter, _ *http.Request) { f, err := os.Open(configPath) if err != nil { slog.Error("Error openning config file", "error", err, "path", configPath) return } c, err := config.Parse(f) if err != nil { slog.Error("Error parsing config", "error", err, "path", configPath) return } b, err := json.MarshalIndent(c, "", " ") if err != nil { slog.Error("Error parsing json", "error", err) return } lexer := lexers.Get("json") style := styles.Get("monokailight") formatter := html.New( html.WithLineNumbers(true), ) iterator, err := lexer.Tokenise(nil, string(b)) if err != nil { slog.Error("Error tokenise", "error", err) return } var code bytes.Buffer err = formatter.Format(&code, style, iterator) if err != nil { slog.Error("Error format", "error", err) return } hello := &templates.HelloPage{ Body: code.String(), } templates.WritePageTemplate(w, hello) } }