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main.go
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package main
import (
"embed"
"encoding/json"
"io"
"log/slog"
"net/http"
"os"
"os/signal"
"syscall"
"time"
"github.com/gorilla/mux"
"gopkg.in/olahol/melody.v1"
browser "github.com/pkg/browser"
"github.com/lirix360/ReadmangaGrabber/config"
"github.com/lirix360/ReadmangaGrabber/data"
"github.com/lirix360/ReadmangaGrabber/db"
"github.com/lirix360/ReadmangaGrabber/favs"
"github.com/lirix360/ReadmangaGrabber/history"
"github.com/lirix360/ReadmangaGrabber/manga"
"github.com/lirix360/ReadmangaGrabber/tools"
)
//go:embed index.html
//go:embed assets/*
var webUI embed.FS
func init() {
var err error
logFileName := "grabber_log.log"
if _, err = os.Stat(logFileName); err == nil {
err = os.Remove(logFileName)
if err != nil {
slog.Error(
"Ошибка при удалении старого лог-файла",
slog.String("Message", err.Error()),
)
os.Exit(1)
}
}
logFile, err := os.OpenFile(logFileName, os.O_APPEND|os.O_RDWR|os.O_CREATE, 0644)
if err != nil {
slog.Error(
"Ошибка при открытии лог-файла",
slog.String("Message", err.Error()),
)
os.Exit(1)
}
w := io.MultiWriter(os.Stdout, logFile)
logger := slog.New(slog.NewTextHandler(w, nil))
slog.SetDefault(logger)
}
func main() {
var err error
slog.Info("Запуск приложения")
r := mux.NewRouter()
m := melody.New()
r.HandleFunc("/checkUpdate", tools.CheckUpdate)
r.HandleFunc("/checkAuth", tools.CheckAuth)
r.HandleFunc("/saveConfig", config.SaveConfig)
r.HandleFunc("/loadConfig", config.LoadConfig)
r.HandleFunc("/favsLoad", favs.LoadFavs)
r.HandleFunc("/favsGet", favs.GetFav)
r.HandleFunc("/favsSave", favs.SaveFav)
r.HandleFunc("/favsDelete", favs.DeleteFav)
r.HandleFunc("/loadHistory", history.LoadHistoryWeb)
r.HandleFunc("/saveHistory", history.SaveHistoryWeb)
r.HandleFunc("/getChaptersList", manga.GetChaptersList)
r.HandleFunc("/downloadManga", manga.DownloadManga)
r.HandleFunc("/closeApp", func(w http.ResponseWriter, r *http.Request) {
db.DBconn.Close()
slog.Info("Закрытие приложения")
os.Exit(0)
})
r.HandleFunc("/ws", func(w http.ResponseWriter, r *http.Request) {
err := m.HandleRequest(w, r)
if err != nil {
slog.Error(
"Ошибка при обработке данных WS",
slog.String("Message", err.Error()),
)
}
})
go func() {
for {
msgData := <-data.WSChan
wsData, err := json.Marshal(msgData)
if err != nil {
slog.Error(
"Ошибка при сериализации данных для отправки через WS",
slog.String("Message", err.Error()),
)
continue
}
err = m.Broadcast(wsData)
if err != nil {
slog.Error(
"Ошибка при сериализации данных для отправки через WS",
slog.String("Message", err.Error()),
)
continue
}
}
}()
r.PathPrefix("/").Handler(http.FileServer(http.FS(webUI)))
srv := &http.Server{
Handler: r,
Addr: config.Cfg.Server.Addr + ":" + config.Cfg.Server.Port,
WriteTimeout: time.Second * 15,
ReadTimeout: time.Second * 15,
IdleTimeout: time.Second * 60,
}
if config.Cfg.ShowGUI {
err = browser.OpenURL("http://" + config.Cfg.Server.Addr + ":" + config.Cfg.Server.Port + "/")
if err != nil {
slog.Error(
"Ошибка при открытии браузера",
slog.String("Message", err.Error()),
)
os.Exit(1)
}
}
signalChan := make(chan os.Signal, 1)
signal.Notify(signalChan, os.Interrupt, syscall.SIGTERM, syscall.SIGINT, syscall.SIGHUP)
go func() {
<-signalChan
data.WSChan <- data.WSData{Cmd: "closeApp"}
db.DBconn.Close()
slog.Info("Закрытие приложения")
os.Exit(0)
}()
err = srv.ListenAndServe()
if err != nil {
slog.Error(
"Ошибка при запуске веб-сервера",
slog.String("Message", err.Error()),
)
os.Exit(1)
}
}