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package main
import (
"bytes"
"context"
"encoding/json"
"flag"
"log/slog"
"net/http"
"os"
"os/signal"
"time"
"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/pkg/worker"
"git.gabrielgio.me/cerrado/templates"
)
func main() {
ctx, stop := signal.NotifyContext(context.Background(), os.Interrupt, os.Kill)
defer stop()
if err := run(ctx); err != nil {
os.Exit(1)
}
}
func run(ctx context.Context) error {
var (
configPath = flag.String("config", "config.example.scfg", "File path for the configuration file")
)
flag.Parse()
mux := http.NewServeMux()
mux.HandleFunc("/", func(w http.ResponseWriter, _ *http.Request) {
slog.Info("Handling index")
f, err := os.Open(*configPath)
if err != nil {
slog.Error("Error openning config file json", "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)
})
serverTask := worker.NewServerTask(&http.Server{Handler: mux, Addr: "0.0.0.0:8080"})
pool := worker.NewTaskPool()
pool.AddTask("http-server", 5*time.Second, serverTask)
return pool.Start(ctx)
}
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