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server.go
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server.go
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package main
import (
"fmt"
"net/http"
"os"
"time"
"github.com/labstack/echo/middleware"
"github.com/byuoitav/central-event-system/hub/base"
"github.com/byuoitav/central-event-system/messenger"
"github.com/byuoitav/common"
"github.com/byuoitav/common/db"
"github.com/byuoitav/common/log"
commonEvents "github.com/byuoitav/common/v2/events"
"github.com/byuoitav/touchpanel-ui-microservice/events"
"github.com/byuoitav/touchpanel-ui-microservice/handlers"
"github.com/byuoitav/touchpanel-ui-microservice/socket"
"github.com/byuoitav/touchpanel-ui-microservice/uiconfig"
"github.com/labstack/echo"
)
func main() {
deviceInfo := commonEvents.GenerateBasicDeviceInfo(os.Getenv("SYSTEM_ID"))
messenger, err := messenger.BuildMessenger(os.Getenv("HUB_ADDRESS"), base.Messenger, 1000)
if err != nil {
log.L.Errorf("unable to build the messenger: %s", err.Error())
}
messenger.SubscribeToRooms(deviceInfo.RoomID)
socket.SetMessenger(messenger)
// websocket hub
go events.WriteEventsToSocket(messenger)
go events.SendRefresh(time.NewTimer(time.Second * 10))
port := ":8888"
router := common.NewRouter()
router.GET("/status", func(ctx echo.Context) error {
return socket.GetStatus(ctx)
})
// event endpoints
router.POST("/publish", func(ctx echo.Context) error {
var event commonEvents.Event
gerr := ctx.Bind(&event)
if gerr != nil {
return ctx.String(http.StatusBadRequest, gerr.Error())
}
messenger.SendEvent(event)
log.L.Debugf("sent event from UI: %+v", event)
return ctx.String(http.StatusOK, "success")
})
// websocket
router.GET("/websocket", func(context echo.Context) error {
socket.ServeWebsocket(context.Response().Writer, context.Request())
return nil
})
// socket endpoints
router.PUT("/screenoff", func(context echo.Context) error {
events.SendScreenTimeout()
return nil
})
router.PUT("/refresh", func(context echo.Context) error {
events.SendRefresh(time.NewTimer(0))
return nil
})
router.PUT("/socketTest", func(context echo.Context) error {
events.SendTest()
return context.JSON(http.StatusOK, "sent")
})
router.GET("/pihostname", handlers.GetPiHostname)
router.GET("/hostname", handlers.GetHostname)
router.GET("/deviceinfo", handlers.GetDeviceInfo)
router.GET("/reboot", handlers.Reboot)
router.GET("/uiconfig", uiconfig.GetUIConfig)
router.GET("/uipath", uiconfig.GetUIPath)
router.GET("/api", uiconfig.GetAPI)
router.GET("/nextapi", uiconfig.NextAPI)
router.GET("/control-key/:room/:controlGroup", handlers.GetControlKey)
router.POST("/help", handlers.GenerateHelpFunction("request", messenger))
router.POST("/confirmhelp", handlers.GenerateHelpFunction("confirm", messenger))
router.POST("/cancelhelp", handlers.GenerateHelpFunction("cancel", messenger))
// all the different ui's
router.Static("/", "redirect.html")
router.Any("/404", redirect)
// router.Static("/blueberry", "blueberry-dist")
// router.Static("/cherry", "cherry-dist")
router.Group("/blueberry", middleware.StaticWithConfig(middleware.StaticConfig{
Root: "blueberry-dist",
Index: "index.html",
HTML5: true,
Browse: true,
}))
router.Group("/cherry", middleware.StaticWithConfig(middleware.StaticConfig{
Root: "cherry-dist",
Index: "index.html",
HTML5: true,
Browse: true,
}))
router.GET("/blueberry/db/:attachment", getCouchAttachment("blueberry"))
router.GET("/cherry/db/:attachment", getCouchAttachment("cherry"))
router.Start(port)
}
func redirect(context echo.Context) error {
http.Redirect(context.Response().Writer, context.Request(), "http://github.com/404", 302)
return nil
}
func getCouchAttachment(ui string) func(ctx echo.Context) error {
return func(ctx echo.Context) error {
attachment := ctx.Param("attachment")
log.L.Debugf("Getting attachment %s for %s ui.", attachment, ui)
typeString, bytes, err := db.GetDB().GetUIAttachment(ui, attachment)
if err != nil {
return ctx.String(http.StatusInternalServerError, fmt.Sprintf("failed to get %s: %v", ctx.Param("attachment"), err))
}
return ctx.Blob(http.StatusOK, typeString, bytes)
}
}